Merge branch 'with-ghcjs' into 'master'

Use Haskell on the frontend

See merge request guyonvarch/shared-cost!2

78 files changed, 0 insertions, 4843 deletions

diff --git a/src/server/Conf.hs b/src/server/Conf.hs
deleted file mode 100644
index a05349d..0000000
--- a/src/server/Conf.hs
+++ /dev/null
@@ -1,37 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Conf
-  ( get
-  , Conf(..)
-  ) where
-
-import Data.Text (Text)
-import qualified Data.Text as T
-import qualified Data.ConfigManager as Conf
-import Data.Time.Clock (NominalDiffTime)
-
-data Conf = Conf
-  { hostname :: Text
-  , port :: Int
-  , signInExpiration :: NominalDiffTime
-  , currency :: Text
-  , noReplyMail :: Text
-  , https :: Bool
-  } deriving Show
-
-get :: FilePath -> IO Conf
-get path = do
-  conf <-
-    (flip fmap) (Conf.readConfig path) (\configOrError -> do
-      conf <- configOrError
-      Conf <$>
-        Conf.lookup "hostname" conf <*>
-        Conf.lookup "port" conf <*>
-        Conf.lookup "signInExpiration" conf <*>
-        Conf.lookup "currency" conf <*>
-        Conf.lookup "noReplyMail" conf <*>
-        Conf.lookup "https" conf
-    )
-  case conf of
-    Left msg -> error (T.unpack msg)
-    Right c -> return c
diff --git a/src/server/Controller/Category.hs b/src/server/Controller/Category.hs
deleted file mode 100644
index 3f800da..0000000
--- a/src/server/Controller/Category.hs
+++ /dev/null
@@ -1,53 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Controller.Category
-  ( create
-  , edit
-  , delete
-  ) where
-
-import Control.Monad.IO.Class (liftIO)
-import Network.HTTP.Types.Status (ok200, badRequest400)
-import qualified Data.Text.Lazy as TL
-import Web.Scotty hiding (delete)
-
-import Json (jsonId)
-import Model.Category (CategoryId)
-import qualified Model.Category as Category
-import qualified Model.Json.CreateCategory as Json
-import qualified Model.Json.EditCategory as Json
-import qualified Model.Message.Key as Key
-import qualified Model.PaymentCategory as PaymentCategory
-import qualified Model.Query as Query
-import qualified Secure
-
-create :: Json.CreateCategory -> ActionM ()
-create (Json.CreateCategory name color) =
-  Secure.loggedAction (\_ ->
-    (liftIO . Query.run $ Category.create name color) >>= jsonId
-  )
-
-edit :: Json.EditCategory -> ActionM ()
-edit (Json.EditCategory categoryId name color) =
-  Secure.loggedAction (\_ -> do
-    updated <- liftIO . Query.run $ Category.edit categoryId name color
-    if updated
-      then status ok200
-      else status badRequest400
-  )
-
-delete :: CategoryId -> ActionM ()
-delete categoryId =
-  Secure.loggedAction (\_ -> do
-    deleted <- liftIO . Query.run $ do
-      paymentCategories <- PaymentCategory.listByCategory categoryId
-      if null paymentCategories
-        then Category.delete categoryId
-        else return False
-    if deleted
-      then
-        status ok200
-      else do
-        status badRequest400
-        text . TL.pack . show $ Key.CategoryNotDeleted
-  )
diff --git a/src/server/Controller/Income.hs b/src/server/Controller/Income.hs
deleted file mode 100644
index 18394d0..0000000
--- a/src/server/Controller/Income.hs
+++ /dev/null
@@ -1,49 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Controller.Income
-  ( create
-  , editOwn
-  , deleteOwn
-  ) where
-
-import Control.Monad.IO.Class (liftIO)
-import Network.HTTP.Types.Status (ok200, badRequest400)
-import qualified Data.Text.Lazy as TL
-import Web.Scotty
-
-import Json (jsonId)
-import Model.Income (IncomeId)
-import qualified Model.Income as Income
-import qualified Model.Json.CreateIncome as Json
-import qualified Model.Json.EditIncome as Json
-import qualified Model.Message.Key as Key
-import qualified Model.Query as Query
-import qualified Model.User as User
-import qualified Secure
-
-create :: Json.CreateIncome -> ActionM ()
-create (Json.CreateIncome date amount) =
-  Secure.loggedAction (\user ->
-    (liftIO . Query.run $ Income.create (User.id user) date amount) >>= jsonId
-  )
-
-editOwn :: Json.EditIncome -> ActionM ()
-editOwn (Json.EditIncome incomeId date amount) =
-  Secure.loggedAction (\user -> do
-    updated <- liftIO . Query.run $ Income.editOwn (User.id user) incomeId date amount
-    if updated
-      then status ok200
-      else status badRequest400
-  )
-
-deleteOwn :: IncomeId -> ActionM ()
-deleteOwn incomeId =
-  Secure.loggedAction (\user -> do
-    deleted <- liftIO . Query.run $ Income.deleteOwn user incomeId
-    if deleted
-      then
-        status ok200
-      else do
-        status badRequest400
-        text . TL.pack . show $ Key.IncomeNotDeleted
-  )
diff --git a/src/server/Controller/Index.hs b/src/server/Controller/Index.hs
deleted file mode 100644
index 9fb2aa0..0000000
--- a/src/server/Controller/Index.hs
+++ /dev/null
@@ -1,84 +0,0 @@
-module Controller.Index
-  ( get
-  , signOut
-  ) where
-
-import Control.Monad.IO.Class (liftIO)
-import Data.Text (Text)
-import Data.Time.Clock (getCurrentTime, diffUTCTime)
-import Network.HTTP.Types.Status (ok200)
-import Web.Scotty hiding (get)
-
-import Conf (Conf(..))
-import Model.Init (getInit)
-import Model.Json.Init (InitResult(..))
-import Model.Message.Key
-import Model.User (User)
-import qualified LoginSession
-import qualified Model.Json.Conf as M
-import qualified Model.Query as Query
-import qualified Model.SignIn as SignIn
-import qualified Model.User as User
-import Secure (getUserFromToken)
-import View.Page (page)
-
-get :: Conf -> Maybe Text -> ActionM ()
-get conf mbToken = do
-  initResult <- case mbToken of
-    Just token -> do
-      userOrError <- validateSignIn conf token
-      case userOrError of
-        Left errorKey ->
-          return . InitError $ errorKey
-        Right user ->
-          liftIO . Query.run . fmap InitSuccess . getInit $ user
-    Nothing -> do
-      mbLoggedUser <- getLoggedUser
-      case mbLoggedUser of
-        Nothing ->
-          return InitEmpty
-        Just user ->
-          liftIO . Query.run . fmap InitSuccess . getInit $ user
-  html $ page (M.Conf { M.currency = currency conf }) initResult
-
-validateSignIn :: Conf -> Text -> ActionM (Either Key User)
-validateSignIn conf textToken = do
-  mbLoggedUser <- getLoggedUser
-  case mbLoggedUser of
-    Just loggedUser ->
-      return . Right $ loggedUser
-    Nothing -> do
-      mbSignIn <- liftIO . Query.run $ SignIn.getSignIn textToken
-      now <- liftIO getCurrentTime
-      case mbSignIn of
-        Nothing ->
-          return . Left $ SignInInvalid
-        Just signIn ->
-          if SignIn.isUsed signIn
-            then
-              return . Left $ SignInUsed
-            else
-              let diffTime = now `diffUTCTime` (SignIn.creation signIn)
-              in  if diffTime > signInExpiration conf
-                    then
-                      return . Left $ SignInExpired
-                    else do
-                      LoginSession.put conf (SignIn.token signIn)
-                      mbUser <- liftIO . Query.run $ do
-                        SignIn.signInTokenToUsed . SignIn.id $ signIn
-                        User.getUser . SignIn.email $ signIn
-                      return $ case mbUser of
-                        Nothing -> Left UnauthorizedSignIn
-                        Just user -> Right user
-
-getLoggedUser :: ActionM (Maybe User)
-getLoggedUser = do
-  mbToken <- LoginSession.get
-  case mbToken of
-    Nothing ->
-      return Nothing
-    Just token -> do
-      liftIO . Query.run . getUserFromToken $ token
-
-signOut :: Conf -> ActionM ()
-signOut conf = LoginSession.delete conf >> status ok200
diff --git a/src/server/Controller/Payment.hs b/src/server/Controller/Payment.hs
deleted file mode 100644
index d71b451..0000000
--- a/src/server/Controller/Payment.hs
+++ /dev/null
@@ -1,61 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Controller.Payment
-  ( list
-  , create
-  , editOwn
-  , deleteOwn
-  ) where
-
-import Control.Monad.IO.Class (liftIO)
-import Network.HTTP.Types.Status (ok200, badRequest400)
-import Web.Scotty
-
-import Json (jsonId)
-import Model.Payment (PaymentId)
-import qualified Model.Json.CreatePayment as Json
-import qualified Model.Json.EditPayment as Json
-import qualified Model.Json.Payment as Json
-import qualified Model.Payment as Payment
-import qualified Model.PaymentCategory as PaymentCategory
-import qualified Model.Query as Query
-import qualified Model.User as User
-import qualified Secure
-
-list :: ActionM ()
-list =
-  Secure.loggedAction (\_ ->
-    (liftIO . Query.run $ map Json.fromPayment <$> Payment.list) >>= json
-  )
-
-create :: Json.CreatePayment -> ActionM ()
-create (Json.CreatePayment name cost date category frequency) =
-  Secure.loggedAction (\user ->
-    (liftIO . Query.run $ do
-      PaymentCategory.save name category
-      Payment.create (User.id user) name cost date frequency
-    ) >>= jsonId
-  )
-
-editOwn :: Json.EditPayment -> ActionM ()
-editOwn (Json.EditPayment paymentId name cost date category frequency) =
-  Secure.loggedAction (\user -> do
-    updated <- liftIO . Query.run $ do
-      edited <- Payment.editOwn (User.id user) paymentId name cost date frequency
-      _ <- if edited
-        then PaymentCategory.save name category >> return ()
-        else return ()
-      return edited
-    if updated
-      then status ok200
-      else status badRequest400
-  )
-
-deleteOwn :: PaymentId -> ActionM ()
-deleteOwn paymentId =
-  Secure.loggedAction (\user -> do
-    deleted <- liftIO . Query.run $ Payment.deleteOwn (User.id user) paymentId
-    if deleted
-      then status ok200
-      else status badRequest400
-  )
diff --git a/src/server/Controller/SignIn.hs b/src/server/Controller/SignIn.hs
deleted file mode 100644
index 152168c..0000000
--- a/src/server/Controller/SignIn.hs
+++ /dev/null
@@ -1,51 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Controller.SignIn
-  ( signIn
-  ) where
-
-import Control.Monad.IO.Class (liftIO)
-import Data.Text (Text)
-import Network.HTTP.Types.Status (ok200, badRequest400)
-import qualified Data.Text as T
-import qualified Data.Text.Encoding as TE
-import qualified Data.Text.Lazy as TL
-import Web.Scotty
-
-import Conf (Conf)
-import Model.Message.Key
-import qualified Conf
-import qualified Model.Query as Query
-import qualified Model.SignIn as SignIn
-import qualified Model.User as User
-import qualified SendMail
-import qualified Text.Email.Validate as Email
-import qualified View.Mail.SignIn as SignIn
-
-signIn :: Conf -> Text -> ActionM ()
-signIn conf login =
-  if Email.isValid (TE.encodeUtf8 login)
-    then do
-      maybeUser <- liftIO . Query.run $ User.getUser login
-      case maybeUser of
-        Just user -> do
-          token <- liftIO . Query.run $ SignIn.createSignInToken login
-          let url = T.concat [
-                      if Conf.https conf then "https://" else "http://",
-                      Conf.hostname conf,
-                      "?signInToken=",
-                      token
-                    ]
-          maybeSentMail <- liftIO . SendMail.sendMail $ SignIn.mail conf user url [login]
-          case maybeSentMail of
-            Right _ ->
-              status ok200
-            Left _ -> do
-              status badRequest400
-              text . TL.pack . show $ SendEmailFail
-        Nothing -> do
-            status badRequest400
-            text . TL.pack . show $ UnauthorizedSignIn
-    else do
-      status badRequest400
-      text . TL.pack . show $ EnterValidEmail
diff --git a/src/server/Controller/User.hs b/src/server/Controller/User.hs
deleted file mode 100644
index d8604ac..0000000
--- a/src/server/Controller/User.hs
+++ /dev/null
@@ -1,20 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Controller.User
-  ( getUsers
-  ) where
-
-import Web.Scotty
-
-import Control.Monad.IO.Class (liftIO)
-
-import qualified Secure
-
-import Model.Database
-import qualified Model.User as User
-
-getUsers :: ActionM ()
-getUsers =
-  Secure.loggedAction (\_ ->
-    (liftIO $ map User.getJsonUser <$> runDb User.list) >>= json
-  )
diff --git a/src/server/Cookie.hs b/src/server/Cookie.hs
deleted file mode 100644
index 96d45da..0000000
--- a/src/server/Cookie.hs
+++ /dev/null
@@ -1,56 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Cookie
-  ( makeSimpleCookie
-  , setCookie
-  , setSimpleCookie
-  , getCookie
-  , getCookies
-  , deleteCookie
-  ) where
-
-import Control.Monad ( liftM )
-
-import qualified Data.Text as TS
-import qualified Data.Text.Encoding as TS
-import qualified Data.Text.Lazy.Encoding as TL
-
-import Conf (Conf)
-import qualified Conf
-
-import qualified Data.Map as Map
-
-import qualified Data.ByteString.Lazy as BSL
-
-import Data.Time.Clock.POSIX ( posixSecondsToUTCTime )
-
-import Blaze.ByteString.Builder ( toLazyByteString )
-
-import Web.Scotty.Trans
-import Web.Cookie
-
-makeSimpleCookie :: Conf -> TS.Text -> TS.Text -> SetCookie
-makeSimpleCookie conf name value =
-  def
-    { setCookieName  = TS.encodeUtf8 name
-    , setCookieValue = TS.encodeUtf8 value
-    , setCookiePath = Just $ TS.encodeUtf8 "/"
-    , setCookieSecure = Conf.https conf
-    }
-
-setCookie :: (Monad m) => SetCookie -> ActionT e m ()
-setCookie name = addHeader "Set-Cookie" (TL.decodeUtf8 . toLazyByteString $ renderSetCookie name)
-
-setSimpleCookie :: (Monad m) => Conf -> TS.Text -> TS.Text -> ActionT e m ()
-setSimpleCookie conf name value = setCookie $ makeSimpleCookie conf name value
-
-getCookie :: (Monad m, ScottyError e) => TS.Text -> ActionT e m (Maybe TS.Text)
-getCookie name = liftM (Map.lookup name) getCookies
-
-getCookies :: (Monad m, ScottyError e) => ActionT e m (Map.Map TS.Text TS.Text)
-getCookies =
-  liftM (Map.fromList . maybe [] parse) $ header "Cookie"
-  where parse = parseCookiesText . BSL.toStrict . TL.encodeUtf8
-
-deleteCookie :: (Monad m) => Conf -> TS.Text -> ActionT e m ()
-deleteCookie conf name = setCookie $ (makeSimpleCookie conf name "") { setCookieExpires = Just $ posixSecondsToUTCTime 0 }
diff --git a/src/server/Design/Color.hs b/src/server/Design/Color.hs
deleted file mode 100644
index afc601f..0000000
--- a/src/server/Design/Color.hs
+++ /dev/null
@@ -1,32 +0,0 @@
-module Design.Color where
-
-import qualified Clay.Color as C
-
--- http://chir.ag/projects/name-that-color/#969696
-
-white :: C.Color
-white = C.white
-
-chestnutRose :: C.Color
-chestnutRose = C.rgb 207 92 86
-
-unknown :: C.Color
-unknown = C.rgb 86 92 207
-
-mossGreen :: C.Color
-mossGreen = C.rgb 159 210 165
-
-gothic :: C.Color
-gothic = C.rgb 108 162 164
-
-negroni :: C.Color
-negroni = C.rgb 255 223 196
-
-wildSand :: C.Color
-wildSand = C.rgb 245 245 245
-
-silver :: C.Color
-silver = C.rgb 200 200 200
-
-dustyGray :: C.Color
-dustyGray = C.rgb 150 150 150
diff --git a/src/server/Design/Constants.hs b/src/server/Design/Constants.hs
deleted file mode 100644
index 4e2b8cc..0000000
--- a/src/server/Design/Constants.hs
+++ /dev/null
@@ -1,27 +0,0 @@
-module Design.Constants where
-
-import Clay
-
-iconFontSize :: Size LengthUnit
-iconFontSize = px 32
-
-radius :: Size LengthUnit
-radius = px 3
-
-blockPadding :: Size LengthUnit
-blockPadding = px 15
-
-blockPercentWidth :: Double
-blockPercentWidth = 90
-
-blockPercentMargin :: Double
-blockPercentMargin = (100 - blockPercentWidth) / 2
-
-inputHeight :: Double
-inputHeight = 40
-
-focusLighten :: Color -> Color
-focusLighten baseColor = baseColor +. 20
-
-focusDarken :: Color -> Color
-focusDarken baseColor = baseColor -. 20
diff --git a/src/server/Design/Dialog.hs b/src/server/Design/Dialog.hs
deleted file mode 100644
index 4678633..0000000
--- a/src/server/Design/Dialog.hs
+++ /dev/null
@@ -1,24 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.Dialog
-  ( design
-  ) where
-
-import Data.Monoid ((<>))
-
-import Clay
-
-design :: Css
-design = do
-
-  ".content" ? do
-    minWidth (px 270)
-
-    ".paymentDialog" & do
-      ".radioGroup" ? ".title" ? display none
-      ".selectInput" ? do
-        select ? width (pct 100)
-        marginBottom (em 1)
-
-  ".deletePaymentDialog" <> ".deleteIncomeDialog" ? do
-    h1 ? marginBottom (em 1.5)
diff --git a/src/server/Design/Errors.hs b/src/server/Design/Errors.hs
deleted file mode 100644
index 57aaeee..0000000
--- a/src/server/Design/Errors.hs
+++ /dev/null
@@ -1,55 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.Errors
-  ( design
-  ) where
-
-import Clay
-
-import Design.Color as Color
-
-design :: Css
-design = do
-  position fixed
-  top (px 20)
-  left (pct 50)
-  "transform" -: "translateX(-50%)"
-  margin (px 0) (px 0) (px 0) (px 0)
-  disapearKeyframes
-
-  ".error" ? do
-    disapearAnimation
-    let errorColor = Color.chestnutRose -. 15
-    color errorColor
-    border solid (px 2) errorColor
-    backgroundColor Color.white
-    borderRadius (px 5) (px 5) (px 5) (px 5)
-    padding (px 5) (px 5) (px 5) (px 5)
-
-    before & display none
-
-disapearAnimation :: Css
-disapearAnimation = do
-  animationName "disapear"
-  animationDelay (sec 5)
-  animationDuration (sec 1)
-  animationFillMode forwards
-
-disapearKeyframes :: Css
-disapearKeyframes = keyframes
-  "disapear"
-  [ ( 10
-    , do
-        opacity 0
-        height (px 40)
-        lineHeight (px 40)
-        marginBottom (px 10)
-    )
-  , ( 100
-    , do
-        opacity 0
-        height (px 0)
-        lineHeight (px 0)
-        marginBottom (px 0)
-    )
-  ]
diff --git a/src/server/Design/Form.hs b/src/server/Design/Form.hs
deleted file mode 100644
index ebb8ac8..0000000
--- a/src/server/Design/Form.hs
+++ /dev/null
@@ -1,130 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.Form
-  ( design
-  ) where
-
-import Data.Monoid ((<>))
-
-import Clay
-
-import Design.Color as Color
-
-design :: Css
-design = do
-
-  let inputHeight = 30
-  let inputTop = 22
-  let inputPaddingBottom = 3
-  let inputZIndex = 1
-
-  label ? do
-    cursor pointer
-    color Color.silver
-
-  ".textInput" ? do
-    position relative
-    marginBottom (em 1.5)
-    paddingTop (px inputTop)
-    marginTop (px (-10))
-
-    input ? do
-      width (pct 100)
-      position relative
-      zIndex inputZIndex
-      backgroundColor transparent
-      paddingBottom (px inputPaddingBottom)
-      borderStyle none
-      borderBottom solid (px 1) Color.dustyGray
-      marginBottom (px 5)
-      height (px inputHeight)
-      lineHeight (px inputHeight)
-      focus & do
-        borderWidth (px 2)
-        paddingBottom (px $ inputPaddingBottom - 1)
-
-    label ? do
-      lineHeight (px inputHeight)
-      position absolute
-      top (px inputTop)
-      left (px 0)
-      transition "all" (sec 0.2) easeIn (sec 0)
-
-    button ? do
-      position absolute
-      right (px 0)
-      top (px 27)
-      zIndex inputZIndex
-      hover & "svg path" ? do
-        "fill" -: "rgb(220, 220, 220)"
-
-    (input # ".filled" |+ label) <> (input # focus |+ label) ? do
-      top (px 0)
-      fontSize (pct 80)
-
-    ".error" & do
-      input ? do
-        borderBottomColor Color.chestnutRose
-
-      ".errorMessage" ? do
-        position absolute
-        color Color.chestnutRose
-        fontSize (pct 80)
-
-  ".colorInput" ? do
-    display flex
-    alignItems center
-    marginBottom (em 1.5)
-
-    input ? do
-      borderColor transparent
-      backgroundColor transparent
-
-  ".radioGroup" ? do
-    position relative
-    marginBottom (em 2)
-
-    ".title" ? do
-      color Color.silver
-      marginBottom (em 0.8)
-
-    ".radioInputs" ? do
-      display flex
-      "justify-content" -: "center"
-
-      ".radioInput:not(:last-child)::after" ? do
-        content (stringContent "/")
-        marginLeft (px 10)
-        marginRight (px 10)
-
-      input ? do
-        opacity 0
-        width (px 30)
-        margin (px 0) (px (-15)) (px 0) (px (-15))
-
-      "input:focus + label" ? do
-        textDecoration underline
-
-      "input:checked + label" ? do
-        color Color.chestnutRose
-        fontWeight bold
-
-  ".selectInput" ? do
-    label ? do
-      display block
-      marginBottom (px 10)
-      fontSize (pct 80)
-    select ? do
-      backgroundColor Color.white
-      border solid (px 1) Color.silver
-      sym borderRadius (px 3)
-      sym2 padding (px 5) (px 8)
-      option ? do
-        firstChild & display none
-        sym2 padding (px 5) (px 8)
-    ".error" & do
-      select ? borderColor Color.chestnutRose
-      ".errorMessage" ? do
-        color Color.chestnutRose
-        fontSize (pct 80)
-        marginTop (em 0.5)
diff --git a/src/server/Design/Global.hs b/src/server/Design/Global.hs
deleted file mode 100644
index e742978..0000000
--- a/src/server/Design/Global.hs
+++ /dev/null
@@ -1,78 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.Global
-  ( globalDesign
-  ) where
-
-import Clay
-
-import Data.Text.Lazy (Text)
-
-import qualified Design.Header as Header
-import qualified Design.SignIn as SignIn
-import qualified Design.LoggedIn as LoggedIn
-import qualified Design.Form as Form
-import qualified Design.Errors as Errors
-import qualified Design.Dialog as Dialog
-import qualified Design.Tooltip as Tooltip
-
-import qualified Design.Color as Color
-import qualified Design.Helper as Helper
-import qualified Design.Constants as Constants
-import qualified Design.Media as Media
-
-globalDesign :: Text
-globalDesign = renderWith compact [] global
-
-global :: Css
-global = do
-
-  header ? Header.design
-  ".signIn" ? SignIn.design
-  ".loggedIn" ? LoggedIn.design
-  ".errors" ? Errors.design
-  ".dialog" ? Dialog.design
-  ".tooltip" ? Tooltip.design
-  Form.design
-
-  body ? do
-    minWidth (px 320)
-    fontFamily ["Cantarell"] [sansSerif]
-    Media.tablet $ do
-      fontSize (px 15)
-      button ? fontSize (px 15)
-      input ? fontSize (px 15)
-    Media.mobile $ do
-      fontSize (px 14)
-      button ? fontSize (px 14)
-      input ? fontSize (px 14)
-
-  a ? cursor pointer
-
-  h1 ? do
-    color Color.chestnutRose
-    marginBottom (em 1)
-    lineHeight (em 1.2)
-
-    Media.desktop $ fontSize (px 24)
-    Media.tablet $ fontSize (px 22)
-    Media.mobile $ fontSize (px 20)
-
-  ul ? do
-    "margin-bottom" -: "3vh"
-    "margin-left" -: "1vh"
-    li <? do
-      "margin-bottom" -: "2vh"
-      before & do
-        content (stringContent "• ")
-        color Color.chestnutRose
-        "margin-right" -: "0.3vw"
-      ul <? do
-        "margin-left" -: "3vh"
-        "margin-top" -: "2vh"
-
-  ".dialog" ? ".content" ? button ? do
-    ".confirm" & Helper.button Color.chestnutRose Color.white (px Constants.inputHeight) Constants.focusLighten
-    ".undo" & Helper.button Color.silver Color.white (px Constants.inputHeight) Constants.focusLighten
-
-  svg ? height (pct 100)
diff --git a/src/server/Design/Header.hs b/src/server/Design/Header.hs
deleted file mode 100644
index 8feac64..0000000
--- a/src/server/Design/Header.hs
+++ /dev/null
@@ -1,74 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.Header
-  ( design
-  ) where
-
-import Data.Monoid ((<>))
-
-import Clay
-
-import Design.Color as Color
-import qualified Design.Media as Media
-
-design :: Css
-design = do
-  let headerPadding = "padding" -: "0 20px"
-  display flex
-  "flex-wrap" -: "wrap"
-  lineHeightMedia
-  position relative
-  backgroundColor Color.chestnutRose
-  color Color.white
-  Media.desktop $ marginBottom (em 3)
-  Media.mobileTablet $ marginBottom (em 2)
-  Media.mobile $ marginBottom (em 1.5)
-
-  ".title" <> ".item" ? headerPadding
-
-  ".title" ? do
-    height (pct 100)
-    textAlign (alignSide sideLeft)
-
-    Media.mobile $ fontSize (px 22)
-    Media.mobileTablet $ width (pct 100)
-    Media.tabletDesktop $ do
-      display inlineBlock
-      fontSize (px 35)
-
-  ".item" ? do
-    display inlineBlock
-    transition "background-color" (ms 50) easeIn (sec 0)
-    ".current" & backgroundColor (Color.chestnutRose -. 20)
-    Media.mobile $ fontSize (px 13)
-
-  (".item" # hover) <> (".item" # focus) ? backgroundColor (Color.chestnutRose +. 10)
-  (".item.current" # hover) <> (".item.current" # focus) ? backgroundColor (Color.chestnutRose -. 10)
-
-  ".nameSignOut" ? do
-    display flex
-    heightMedia
-    position absolute
-    top (px 0)
-    right (px 0)
-
-    ".name" ? do
-      Media.mobile $ display none
-      Media.tabletDesktop $ headerPadding
-
-    ".signOut" ? do
-      heightMedia
-      svg ? do
-        Media.mobile $ width (px 20)
-
-lineHeightMedia :: Css
-lineHeightMedia = do
-  Media.desktop $ lineHeight (px 80)
-  Media.tablet $ lineHeight (px 65)
-  Media.mobile $ lineHeight (px 50)
-
-heightMedia :: Css
-heightMedia = do
-  Media.desktop $ height (px 80)
-  Media.tablet $ height (px 65)
-  Media.mobile $ height (px 50)
diff --git a/src/server/Design/Helper.hs b/src/server/Design/Helper.hs
deleted file mode 100644
index 869616d..0000000
--- a/src/server/Design/Helper.hs
+++ /dev/null
@@ -1,74 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.Helper
-  ( clearFix
-  , button
-  , input
-  , iconButton
-  , centeredWithMargin
-  , verticalCentering
-  ) where
-
-import Prelude hiding (span)
-
-import Clay hiding (button, input)
-
-import Data.Monoid ((<>))
-
-import Design.Constants
-import Design.Color as Color
-
-clearFix :: Css
-clearFix =
-  after & do
-    content (stringContent "")
-    display displayTable
-    clear both
-
-button :: Color -> Color -> Size a -> (Color -> Color) -> Css
-button backgroundCol textCol h focusOp = do
-  backgroundColor backgroundCol
-  padding (px 0) (px 10) (px 0) (px 10)
-  color textCol
-  borderRadius radius radius radius radius
-  verticalAlign middle
-  cursor pointer
-  lineHeight h
-  height h
-  textAlign (alignSide sideCenter)
-  hover & backgroundColor (focusOp backgroundCol)
-  focus & backgroundColor (focusOp backgroundCol)
-
-iconButton :: Color -> Color -> Size LengthUnit -> (Color -> Color) -> Css
-iconButton backgroundCol textCol h focusOp = do
-  button backgroundCol textCol h focusOp
-  i <> span ? do
-    height h
-    lineHeight h
-  span ? do
-    display inlineBlock
-    marginLeft (px 20)
-  i ? do
-    marginLeft (px 15)
-    marginRight (px 20)
-
-input :: Double -> Css
-input h = do
-  height (px h)
-  padding (px 10) (px 10) (px 10) (px 10)
-  borderRadius radius radius radius radius
-  border solid (px 1) Color.dustyGray
-  focus & borderColor Color.silver
-  verticalAlign middle
-
-centeredWithMargin :: Css
-centeredWithMargin = do
-  width (pct blockPercentWidth)
-  marginLeft auto
-  marginRight auto
-
-verticalCentering :: Css
-verticalCentering = do
-  position absolute
-  top (pct 50)
-  "transform" -: "translateY(-50%)"
diff --git a/src/server/Design/LoggedIn.hs b/src/server/Design/LoggedIn.hs
deleted file mode 100644
index 4a21832..0000000
--- a/src/server/Design/LoggedIn.hs
+++ /dev/null
@@ -1,45 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.LoggedIn
-  ( design
-  ) where
-
-import Clay
-
-import qualified Design.LoggedIn.Home as Home
-import qualified Design.LoggedIn.Stat as Stat
-import qualified Design.LoggedIn.Table as Table
-
-import qualified Design.Helper as Helper
-import qualified Design.Constants as Constants
-import qualified Design.Color as Color
-import qualified Design.Media as Media
-
-design :: Css
-design = do
-  ".home" ? Home.design
-  ".stat" ? Stat.design
-  Table.design
-
-  ".withMargin" ? do
-    "margin" -: "0 2vw"
-
-  ".titleButton" ? do
-    h1 ? do
-      Media.tabletDesktop $ float floatLeft
-
-    button ? do
-      Helper.button Color.chestnutRose Color.white (px Constants.inputHeight) Constants.focusLighten
-      Media.tabletDesktop $ do
-        float floatRight
-        position relative
-        top (px (-8))
-      Media.mobile $ do
-        width (pct 100)
-        marginBottom (px 20)
-
-  ".tag" ? do
-    sym borderRadius (px 4)
-    sym2 padding (px 2) (px 5)
-    boxShadow (px 2) (px 2) (px 5) (rgba 0 0 0 0.3)
-    color Color.white
diff --git a/src/server/Design/LoggedIn/Home.hs b/src/server/Design/LoggedIn/Home.hs
deleted file mode 100644
index 7845434..0000000
--- a/src/server/Design/LoggedIn/Home.hs
+++ /dev/null
@@ -1,17 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.LoggedIn.Home
-  ( design
-  ) where
-
-import Clay
-
-import qualified Design.LoggedIn.Home.Header as Header
-import qualified Design.LoggedIn.Home.Table as Table
-import qualified Design.LoggedIn.Home.Pages as Pages
-
-design :: Css
-design = do
-  ".header" ? Header.design
-  ".table" ? Table.design
-  ".pages" ? Pages.design
diff --git a/src/server/Design/LoggedIn/Home/Header.hs b/src/server/Design/LoggedIn/Home/Header.hs
deleted file mode 100644
index 5fd2d79..0000000
--- a/src/server/Design/LoggedIn/Home/Header.hs
+++ /dev/null
@@ -1,84 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.LoggedIn.Home.Header
-  ( design
-  ) where
-
-import Data.Monoid ((<>))
-
-import Clay
-
-import Design.Constants
-
-import qualified Design.Helper as Helper
-import qualified Design.Color as Color
-import qualified Design.Constants as Constants
-import qualified Design.Media as Media
-
-design :: Css
-design = do
-  Media.desktop $ marginBottom (em 3)
-  Media.mobileTablet $ marginBottom (em 2)
-  marginLeft (pct blockPercentMargin)
-  marginRight (pct blockPercentMargin)
-
-  ".payerAndAdd" ? do
-    Media.tabletDesktop $ display flex
-    marginBottom (em 1)
-
-    ".exceedingPayers" ? do
-      backgroundColor Color.mossGreen
-      borderRadius (px 5) (px 5) (px 5) (px 5)
-      color Color.white
-      lineHeight (px Constants.inputHeight)
-      paddingLeft (px 10)
-      paddingRight (px 10)
-
-      Media.tabletDesktop $ do
-        "flex-grow" -: "1"
-        marginRight (px 15)
-
-      Media.mobile $ do
-        marginBottom (em 1)
-        textAlign (alignSide sideCenter)
-
-      ".exceedingPayer:not(:last-child)::after" ? content (stringContent ", ")
-
-      ".userName" ? marginRight (px 8)
-
-    ".addPayment" ? do
-      Helper.button Color.chestnutRose Color.white (px Constants.inputHeight) Constants.focusLighten
-      Media.mobile $ width (pct 100)
-
-  ".searchLine" ? do
-    marginBottom (em 1)
-    form ? do
-      Media.mobile $ textAlign (alignSide sideCenter)
-
-      ".textInput" ? do
-        display inlineBlock
-        marginBottom (px 0)
-
-        Media.tabletDesktop $ marginRight (px 30)
-        Media.mobile $ do
-          marginBottom (em 1)
-          width (pct 100)
-
-      ".radioGroup" ? do
-        display inlineBlock
-        marginBottom (px 0)
-        ".title" ? display none
-
-  ".infos" ? do
-    Media.tabletDesktop $ lineHeight (px Constants.inputHeight)
-    Media.mobile $ lineHeight (px 25)
-
-    ".total" <> ".partition" ? do
-      Media.mobileTablet $ display block
-      Media.mobile $ do
-        fontSize (pct 90)
-        textAlign (alignSide sideCenter)
-
-    ".partition" ? do
-      color Color.dustyGray
-      Media.desktop $ marginLeft (px 15)
diff --git a/src/server/Design/LoggedIn/Home/Pages.hs b/src/server/Design/LoggedIn/Home/Pages.hs
deleted file mode 100644
index 71f3254..0000000
--- a/src/server/Design/LoggedIn/Home/Pages.hs
+++ /dev/null
@@ -1,54 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.LoggedIn.Home.Pages
-  ( design
-  ) where
-
-import Clay
-
-import qualified Design.Color as Color
-import qualified Design.Helper as Helper
-import qualified Design.Constants as Constants
-import qualified Design.Media as Media
-
-design :: Css
-design = do
-  textAlign (alignSide sideCenter)
-  Helper.clearFix
-
-  Media.desktop $ do
-    padding (px 40) (px 30) (px 30) (px 30)
-
-  Media.tablet $ do
-    padding (px 30) (px 30) (px 30) (px 30)
-
-  Media.mobile $ do
-    padding (px 20) (px 0) (px 20) (px 0)
-    lineHeight (px 40)
-
-  ".page" ? do
-    display inlineBlock
-    fontWeight bold
-
-    Media.desktop $ do
-      Helper.button Color.white Color.dustyGray (px 50) Constants.focusDarken
-
-    Media.tabletDesktop $ do
-      border solid (px 2) Color.dustyGray
-      marginRight (px 10)
-
-    Media.tablet $ do
-      Helper.button Color.white Color.dustyGray (px 40) Constants.focusDarken
-      fontSize (px 15)
-
-    Media.mobile $ do
-      Helper.button Color.white Color.dustyGray (px 30) Constants.focusDarken
-      fontSize (px 12)
-      border solid (px 1) Color.dustyGray
-      marginRight (px 5)
-
-    ":not(.current)" & cursor pointer
-
-    ".current" & do
-      borderColor Color.chestnutRose
-      color Color.chestnutRose
diff --git a/src/server/Design/LoggedIn/Home/Table.hs b/src/server/Design/LoggedIn/Home/Table.hs
deleted file mode 100644
index cb46ac9..0000000
--- a/src/server/Design/LoggedIn/Home/Table.hs
+++ /dev/null
@@ -1,37 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.LoggedIn.Home.Table
-  ( design
-  ) where
-
-import Clay
-
-import qualified Design.Media as Media
-
-design :: Css
-design = do
-  ".cell" ? do
-    ".name" & do
-      Media.tabletDesktop $ width (pct 30)
-
-    ".cost" & do
-      Media.tabletDesktop $ width (pct 10)
-
-    ".user" & do
-      Media.tabletDesktop $ width (pct 15)
-
-    ".category" & do
-      Media.tabletDesktop $ width (pct 10)
-
-    ".date" & do
-      Media.tabletDesktop $ width (pct 15)
-      Media.desktop $ do
-        ".shortDate" ? display none
-        ".longDate" ? display inline
-      Media.tablet $ do
-        ".shortDate" ? display inline
-        ".longDate" ? display none
-      Media.mobile $ do
-        ".shortDate" ? display none
-        ".longDate" ? display inline
-        marginBottom (em 0.5)
diff --git a/src/server/Design/LoggedIn/Stat.hs b/src/server/Design/LoggedIn/Stat.hs
deleted file mode 100644
index 62028cb..0000000
--- a/src/server/Design/LoggedIn/Stat.hs
+++ /dev/null
@@ -1,15 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.LoggedIn.Stat
-  ( design
-  ) where
-
-import Clay
-
-design :: Css
-design = do
-  h1 ? paddingBottom (px 0)
-
-  ".exceedingPayers" ? ".userName" ? marginRight (px 5)
-
-  ".mean" ? marginBottom (em 1.5)
diff --git a/src/server/Design/LoggedIn/Table.hs b/src/server/Design/LoggedIn/Table.hs
deleted file mode 100644
index 44b001a..0000000
--- a/src/server/Design/LoggedIn/Table.hs
+++ /dev/null
@@ -1,84 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.LoggedIn.Table
-  ( design
-  ) where
-
-import Data.Monoid ((<>))
-
-import Clay
-
-import Design.Color as Color
-import qualified Design.Media as Media
-
-design :: Css
-design = do
-  ".emptyTableMsg" ? do
-    margin (em 2) (em 2) (em 2) (em 2)
-    textAlign (alignSide sideCenter)
-
-  ".lines" ? do
-    Media.tabletDesktop $ display displayTable
-    width (pct 100)
-    textAlign (alignSide (sideCenter))
-
-    ".header" <> ".row" ? do
-      Media.tabletDesktop $ display tableRow
-
-    ".header" ? do
-      Media.desktop $ do
-        fontSize (px 18)
-        height (px 70)
-
-      Media.tabletDesktop $ do
-        backgroundColor Color.gothic
-        color Color.white
-
-      Media.tablet $ do
-        fontSize (px 16)
-        height (px 60)
-
-      Media.mobile $ do
-        display none
-
-    ".row" ? do
-      nthChild "even" & backgroundColor Color.wildSand
-
-      Media.desktop $ do
-        fontSize (px 18)
-        height (px 60)
-
-      Media.tablet $ do
-        height (px 50)
-
-      Media.mobile $ do
-        lineHeight (px 25)
-        paddingTop (px 10)
-        paddingBottom (px 10)
-
-    ".cell" ? do
-      Media.tabletDesktop $ display tableCell
-      position relative
-      verticalAlign middle
-
-      firstChild & do
-        Media.mobile $ do
-          fontSize (px 20)
-          lineHeight (px 30)
-          color Color.gothic
-
-      ".refund" & color Color.mossGreen
-
-      ".cell.button" & do
-        position relative
-        textAlign (alignSide sideCenter)
-        button ? do
-          padding (px 10) (px 10) (px 10) (px 10)
-          hover & "svg path" ? do
-            "fill" -: "rgb(237, 122, 116)"
-
-        Media.tabletDesktop $ width (pct 3)
-
-        Media.mobile $ do
-          display inlineBlock
-          button ? display flex
diff --git a/src/server/Design/Media.hs b/src/server/Design/Media.hs
deleted file mode 100644
index 77220ee..0000000
--- a/src/server/Design/Media.hs
+++ /dev/null
@@ -1,36 +0,0 @@
-module Design.Media
-  ( mobile
-  , mobileTablet
-  , tablet
-  , tabletDesktop
-  , desktop
-  ) where
-
-import Clay hiding (query)
-import qualified Clay
-import Clay.Stylesheet (Feature)
-import qualified Clay.Media as Media
-
-mobile :: Css -> Css
-mobile = query [Media.maxWidth mobileTabletLimit]
-
-mobileTablet :: Css -> Css
-mobileTablet = query [Media.maxWidth tabletDesktopLimit]
-
-tablet :: Css -> Css
-tablet = query [Media.minWidth mobileTabletLimit, Media.maxWidth tabletDesktopLimit]
-
-tabletDesktop :: Css -> Css
-tabletDesktop = query [Media.minWidth mobileTabletLimit]
-
-desktop :: Css -> Css
-desktop = query [Media.minWidth tabletDesktopLimit]
-
-query :: [Feature] -> Css -> Css
-query = Clay.query Media.screen
-
-mobileTabletLimit :: Size LengthUnit
-mobileTabletLimit = (px 520)
-
-tabletDesktopLimit :: Size LengthUnit
-tabletDesktopLimit = (px 950)
diff --git a/src/server/Design/SignIn.hs b/src/server/Design/SignIn.hs
deleted file mode 100644
index 75f2f98..0000000
--- a/src/server/Design/SignIn.hs
+++ /dev/null
@@ -1,40 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.SignIn
-  ( design
-  ) where
-
-import Clay
-
-import qualified Design.Color as Color
-import qualified Design.Helper as Helper
-import qualified Design.Constants as Constants
-
-design :: Css
-design = do
-
-  form ? do
-    let inputHeight = 50
-    width (px 500)
-    marginTop (px 100)
-    marginLeft auto
-    marginRight auto
-
-    input ? do
-      Helper.input inputHeight
-      display block
-      width (pct 100)
-      marginBottom (px 10)
-
-    button ? do
-      Helper.iconButton Color.gothic Color.white (px inputHeight) Constants.focusLighten
-      display block
-      width (pct 100)
-      fontSize (em 1.2)
-      ".waitingServer" & ("cursor" -: "not-allowed")
-
-  ".result" ? do
-    marginTop (px 40)
-    textAlign (alignSide sideCenter)
-    ".success" ? color Color.mossGreen
-    ".error" ? color Color.chestnutRose
diff --git a/src/server/Design/Tooltip.hs b/src/server/Design/Tooltip.hs
deleted file mode 100644
index 1da8764..0000000
--- a/src/server/Design/Tooltip.hs
+++ /dev/null
@@ -1,16 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.Tooltip
-  ( design
-  ) where
-
-import Clay
-
-import Design.Color as Color
-
-design :: Css
-design = do
-  backgroundColor Color.mossGreen
-  borderRadius (px 5) (px 5) (px 5) (px 5)
-  padding (px 5) (px 5) (px 5) (px 5)
-  color Color.white
diff --git a/src/server/Job/Daemon.hs b/src/server/Job/Daemon.hs
deleted file mode 100644
index 0bc6f6e..0000000
--- a/src/server/Job/Daemon.hs
+++ /dev/null
@@ -1,36 +0,0 @@
-module Job.Daemon
-  ( runDaemons
-  ) where
-
-import Control.Concurrent (threadDelay, forkIO, ThreadId)
-import Control.Monad (forever)
-import Data.Time.Clock (UTCTime)
-
-import Conf (Conf)
-import Job.Frequency (Frequency(..), microSeconds)
-import Job.Kind (Kind(..))
-import Job.Model (getLastExecution, actualizeLastCheck, actualizeLastExecution)
-import Job.MonthlyPayment (monthlyPayment)
-import Job.WeeklyReport (weeklyReport)
-import qualified Model.Query as Query
-import Utils.Time (belongToCurrentMonth, belongToCurrentWeek)
-
-runDaemons :: Conf -> IO ()
-runDaemons conf = do
-  _ <- runDaemon MonthlyPayment EveryHour (fmap not . belongToCurrentMonth) monthlyPayment
-  _ <- runDaemon WeeklyReport EveryHour (fmap not . belongToCurrentWeek) (weeklyReport conf)
-  return ()
-
-runDaemon :: Kind -> Frequency -> (UTCTime -> IO Bool) -> (Maybe UTCTime -> IO UTCTime) -> IO ThreadId
-runDaemon kind frequency isLastExecutionTooOld runJob =
-  forkIO . forever $ do
-    mbLastExecution <- Query.run $ do
-      actualizeLastCheck kind
-      getLastExecution kind
-    hasToRun <- case mbLastExecution of
-      Just lastExecution -> isLastExecutionTooOld lastExecution
-      Nothing -> return True
-    if hasToRun
-      then runJob mbLastExecution >>= (Query.run . actualizeLastExecution kind)
-      else return ()
-    threadDelay . microSeconds $ frequency
diff --git a/src/server/Job/Frequency.hs b/src/server/Job/Frequency.hs
deleted file mode 100644
index 263f6e6..0000000
--- a/src/server/Job/Frequency.hs
+++ /dev/null
@@ -1,13 +0,0 @@
-module Job.Frequency
-  ( Frequency(..)
-  , microSeconds
-  ) where
-
-data Frequency =
-  EveryHour
-  | EveryDay
-  deriving (Eq, Read, Show)
-
-microSeconds :: Frequency -> Int
-microSeconds EveryHour = 1000000 * 60 * 60
-microSeconds EveryDay = (microSeconds EveryHour) * 24
diff --git a/src/server/Job/Kind.hs b/src/server/Job/Kind.hs
deleted file mode 100644
index af5d4f8..0000000
--- a/src/server/Job/Kind.hs
+++ /dev/null
@@ -1,22 +0,0 @@
-module Job.Kind
-  ( Kind(..)
-  ) where
-
-import Database.SQLite.Simple (SQLData(SQLText))
-import Database.SQLite.Simple.FromField (fieldData, FromField(fromField))
-import Database.SQLite.Simple.Ok (Ok(Ok, Errors))
-import Database.SQLite.Simple.ToField (ToField(toField))
-import qualified Data.Text as T
-
-data Kind =
-  MonthlyPayment
-  | WeeklyReport
-  deriving (Eq, Show, Read)
-
-instance FromField Kind where
-  fromField field = case fieldData field of
-    SQLText text -> Ok (read (T.unpack text) :: Kind)
-    _ -> Errors [error "SQLText field required for job kind"]
-
-instance ToField Kind where
-  toField kind = SQLText . T.pack . show $ kind
diff --git a/src/server/Job/Model.hs b/src/server/Job/Model.hs
deleted file mode 100644
index e1a3c77..0000000
--- a/src/server/Job/Model.hs
+++ /dev/null
@@ -1,47 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Job.Model
-  ( Job(..)
-  , getLastExecution
-  , actualizeLastExecution
-  , actualizeLastCheck
-  ) where
-
-import Data.Maybe (isJust)
-import Data.Time.Clock (UTCTime, getCurrentTime)
-import Database.SQLite.Simple (Only(Only))
-import qualified Database.SQLite.Simple as SQLite
-import Prelude hiding (id)
-
-import Job.Kind
-import Model.Query (Query(Query))
-
-data Job = Job
-  { id :: String
-  , kind :: Kind
-  , lastExecution :: Maybe UTCTime
-  , lastCheck :: Maybe UTCTime
-  } deriving (Show)
-
-getLastExecution :: Kind -> Query (Maybe UTCTime)
-getLastExecution jobKind =
-  Query (\conn -> do
-    [Only time] <- SQLite.query conn "SELECT last_execution FROM job WHERE kind = ?" (Only jobKind) :: IO [Only (Maybe UTCTime)]
-    return time
-  )
-
-actualizeLastExecution :: Kind -> UTCTime -> Query ()
-actualizeLastExecution jobKind time =
-  Query (\conn -> do
-    [Only result] <- SQLite.query conn "SELECT 1 FROM job WHERE kind = ?" (Only jobKind) :: IO [Only (Maybe Int)]
-    if isJust result
-      then SQLite.execute conn "UPDATE job SET last_execution = ? WHERE kind = ?" (time, jobKind)
-      else SQLite.execute conn "INSERT INTO job (kind, last_execution, last_check) VALUES (?, ?, ?)" (jobKind, time, time)
-  )
-
-actualizeLastCheck :: Kind -> Query ()
-actualizeLastCheck jobKind =
-  Query (\conn -> do
-    now <- getCurrentTime
-    SQLite.execute conn "UPDATE job SET kind = ? WHERE last_check = ?" (jobKind, now)
-  )
diff --git a/src/server/Job/MonthlyPayment.hs b/src/server/Job/MonthlyPayment.hs
deleted file mode 100644
index 8c11ccf..0000000
--- a/src/server/Job/MonthlyPayment.hs
+++ /dev/null
@@ -1,19 +0,0 @@
-module Job.MonthlyPayment
-  ( monthlyPayment
-  ) where
-
-import Data.Time.Clock (UTCTime, getCurrentTime)
-
-import Model.Frequency
-import qualified Model.Payment as Payment
-import Utils.Time (timeToDay)
-import qualified Model.Query as Query
-
-monthlyPayment :: Maybe UTCTime -> IO UTCTime
-monthlyPayment _ = do
-  monthlyPayments <- Query.run Payment.listMonthly
-  now <- getCurrentTime
-  actualDay <- timeToDay now
-  let punctualPayments = map (\p -> p { Payment.frequency = Punctual, Payment.date = actualDay, Payment.createdAt = now }) monthlyPayments
-  _ <- Query.run (Payment.createMany punctualPayments)
-  return now
diff --git a/src/server/Job/WeeklyReport.hs b/src/server/Job/WeeklyReport.hs
deleted file mode 100644
index 5737c75..0000000
--- a/src/server/Job/WeeklyReport.hs
+++ /dev/null
@@ -1,28 +0,0 @@
-module Job.WeeklyReport
-  ( weeklyReport
-  ) where
-
-import Data.Time.Clock (UTCTime, getCurrentTime)
-
-import Conf (Conf)
-import qualified Model.Income as Income
-import qualified Model.Payment as Payment
-import qualified Model.Query as Query
-import qualified Model.User as User
-import qualified SendMail
-import qualified View.Mail.WeeklyReport as WeeklyReport
-
-weeklyReport :: Conf -> Maybe UTCTime -> IO UTCTime
-weeklyReport conf mbLastExecution = do
-  now <- getCurrentTime
-  case mbLastExecution of
-    Nothing -> return ()
-    Just lastExecution -> do
-      (payments, incomes, users) <- Query.run $
-        (,,) <$>
-          Payment.modifiedDuring lastExecution now <*>
-          Income.modifiedDuring lastExecution now <*>
-          User.list
-      _ <- SendMail.sendMail (WeeklyReport.mail conf users payments incomes lastExecution now)
-      return ()
-  return now
diff --git a/src/server/Json.hs b/src/server/Json.hs
deleted file mode 100644
index cc6327a..0000000
--- a/src/server/Json.hs
+++ /dev/null
@@ -1,19 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-{-# LANGUAGE FlexibleContexts           #-}
-
-module Json
-  ( jsonObject
-  , jsonId
-  ) where
-
-import Data.Int (Int64)
-import Data.Text (Text)
-import qualified Data.Aeson.Types as Json
-import qualified Data.HashMap.Strict as M
-import Web.Scotty
-
-jsonObject :: [(Text, Json.Value)] -> ActionM ()
-jsonObject = json . Json.Object . M.fromList
-
-jsonId :: Int64 -> ActionM ()
-jsonId key = json . Json.Object . M.fromList $ [("id", Json.Number . fromIntegral $ key)]
diff --git a/src/server/LoginSession.hs b/src/server/LoginSession.hs
deleted file mode 100644
index 6f6d620..0000000
--- a/src/server/LoginSession.hs
+++ /dev/null
@@ -1,53 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module LoginSession
-  ( put
-  , get
-  , delete
-  ) where
-
-import Web.Scotty (ActionM)
-import Cookie (setSimpleCookie, getCookie, deleteCookie)
-import qualified Web.ClientSession as CS
-
-import Control.Monad.IO.Class (liftIO)
-
-import Data.Text (Text)
-import qualified Data.Text.Encoding as TE
-
-import Conf (Conf)
-
-sessionName :: Text
-sessionName = "SESSION"
-
-sessionKeyFile :: FilePath
-sessionKeyFile = "sessionKey"
-
-put :: Conf -> Text -> ActionM ()
-put conf value = do
-  encrypted <- liftIO $ encrypt value
-  setSimpleCookie conf sessionName encrypted
-
-encrypt :: Text -> IO Text
-encrypt value = do
-  iv <- CS.randomIV
-  key <- CS.getKey sessionKeyFile
-  return . TE.decodeUtf8 $ CS.encrypt key iv (TE.encodeUtf8 value)
-
-get :: ActionM (Maybe Text)
-get = do
-  maybeEncrypted <- getCookie sessionName
-  case maybeEncrypted of
-    Just encrypted ->
-      liftIO $ decrypt encrypted
-    Nothing ->
-      return Nothing
-
-decrypt :: Text -> IO (Maybe Text)
-decrypt encrypted = do
-  key <- CS.getKey sessionKeyFile
-  let decrypted = TE.decodeUtf8 <$> CS.decrypt key (TE.encodeUtf8 encrypted)
-  return decrypted
-
-delete :: Conf -> ActionM ()
-delete conf = deleteCookie conf sessionName
diff --git a/src/server/Main.hs b/src/server/Main.hs
deleted file mode 100644
index 17c2594..0000000
--- a/src/server/Main.hs
+++ /dev/null
@@ -1,64 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-import Network.Wai.Middleware.Static
-import qualified Data.Text.Lazy as LT
-import Web.Scotty
-
-import Job.Daemon (runDaemons)
-import qualified Conf
-import qualified Controller.Category as Category
-import qualified Controller.Income as Income
-import qualified Controller.Index as Index
-import qualified Controller.Payment as Payment
-import qualified Controller.SignIn as SignIn
-
-main :: IO ()
-main = do
-  conf <- Conf.get "application.conf"
-  _ <- runDaemons conf
-  scotty (Conf.port conf) $ do
-    middleware . staticPolicy $ noDots >-> addBase "public"
-
-    get "/" $ do
-      signInToken <- mbParam "signInToken"
-      Index.get conf signInToken
-
-    post "/signIn" $ do
-      email <- param "email"
-      SignIn.signIn conf email
-
-    post "/signOut" $
-      Index.signOut conf
-
-    post "/payment" $
-      jsonData >>= Payment.create
-
-    put "/payment" $
-      jsonData >>= Payment.editOwn
-
-    delete "/payment" $ do
-      paymentId <- param "id"
-      Payment.deleteOwn paymentId
-
-    post "/income" $
-      jsonData >>= Income.create
-
-    put "/income" $
-      jsonData >>= Income.editOwn
-
-    delete "/income" $ do
-      incomeId <- param "id"
-      Income.deleteOwn incomeId
-
-    post "/category" $
-      jsonData >>= Category.create
-
-    put "/category" $
-      jsonData >>= Category.edit
-
-    delete "/category" $ do
-      categoryId <- param "id"
-      Category.delete categoryId
-
-mbParam :: Parsable a => LT.Text -> ActionM (Maybe a)
-mbParam key = (Just <$> param key) `rescue` (const . return $ Nothing)
diff --git a/src/server/MimeMail.hs b/src/server/MimeMail.hs
deleted file mode 100644
index 0faaf98..0000000
--- a/src/server/MimeMail.hs
+++ /dev/null
@@ -1,672 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module MimeMail
-    ( -- * Datatypes
-      Boundary (..)
-    , Mail (..)
-    , emptyMail
-    , Address (..)
-    , Alternatives
-    , Part (..)
-    , Encoding (..)
-    , Headers
-      -- * Render a message
-    , renderMail
-    , renderMail'
-      -- * Sending messages
-    , sendmail
-    , sendmailCustom
-    , sendmailCustomCaptureOutput
-    , renderSendMail
-    , renderSendMailCustom
-      -- * High-level 'Mail' creation
-    , simpleMail
-    , simpleMail'
-    , simpleMailInMemory
-      -- * Utilities
-    , addPart
-    , addAttachment
-    , addAttachmentCid
-    , addAttachments
-    , addAttachmentBS
-    , addAttachmentBSCid
-    , addAttachmentsBS
-    , renderAddress
-    , htmlPart
-    , plainPart
-    , randomString
-    , quotedPrintable
-    ) where
-
-import qualified Data.ByteString.Lazy as L
-import Blaze.ByteString.Builder.Char.Utf8
-import Blaze.ByteString.Builder
-import Control.Concurrent (forkIO, putMVar, takeMVar, newEmptyMVar)
-import Data.Monoid
-import System.Random
-import Control.Arrow
-import System.Process
-import System.IO
-import System.Exit
-import System.FilePath (takeFileName)
-import qualified Data.ByteString.Base64 as Base64
-import Control.Monad ((<=<), foldM, void)
-import Control.Exception (throwIO, ErrorCall (ErrorCall))
-import Data.List (intersperse)
-import qualified Data.Text.Lazy as LT
-import qualified Data.Text.Lazy.Encoding as LT
-import Data.ByteString.Char8 ()
-import Data.Bits ((.&.), shiftR)
-import Data.Char (isAscii, isControl)
-import Data.Word (Word8)
-import qualified Data.ByteString as S
-import Data.Text (Text)
-import qualified Data.Text as T
-import qualified Data.Text.Encoding as TE
-
--- | Generates a random sequence of alphanumerics of the given length.
-randomString :: RandomGen d => Int -> d -> (String, d)
-randomString len =
-    first (map toChar) . sequence' (replicate len (randomR (0, 61)))
-  where
-    sequence' [] g = ([], g)
-    sequence' (f:fs) g =
-        let (f', g') = f g
-            (fs', g'') = sequence' fs g'
-         in (f' : fs', g'')
-    toChar i
-        | i < 26 = toEnum $ i + fromEnum 'A'
-        | i < 52 = toEnum $ i + fromEnum 'a' - 26
-        | otherwise = toEnum $ i + fromEnum '0' - 52
-
--- | MIME boundary between parts of a message.
-newtype Boundary = Boundary { unBoundary :: Text }
-  deriving (Eq, Show)
-instance Random Boundary where
-    randomR = const random
-    random = first (Boundary . T.pack) . randomString 10
-
--- | An entire mail message.
-data Mail = Mail
-    { mailFrom :: Address
-    , mailTo   :: [Address]
-    , mailCc   :: [Address]
-    , mailBcc  :: [Address]
-    -- | Other headers, excluding from, to, cc and bcc.
-    , mailHeaders :: Headers
-    -- | A list of different sets of alternatives. As a concrete example:
-    --
-    -- > mailParts = [ [textVersion, htmlVersion], [attachment1], [attachment1]]
-    --
-    -- Make sure when specifying alternatives to place the most preferred
-    -- version last.
-    , mailParts :: [Alternatives]
-    }
-  deriving Show
-
--- | A mail message with the provided 'from' address and no other
--- fields filled in.
-emptyMail :: Address -> Mail
-emptyMail from = Mail
-    { mailFrom    = from
-    , mailTo      = []
-    , mailCc      = []
-    , mailBcc     = []
-    , mailHeaders = []
-    , mailParts   = []
-    }
-
-data Address = Address
-    { addressName  :: Maybe Text
-    , addressEmail :: Text
-    }
-  deriving (Eq, Show)
-
--- | How to encode a single part. You should use 'Base64' for binary data.
-data Encoding = None | Base64 | QuotedPrintableText | QuotedPrintableBinary
-  deriving (Eq, Show)
-
--- | Multiple alternative representations of the same data. For example, you
--- could provide a plain-text and HTML version of a message.
-type Alternatives = [Part]
-
--- | A single part of a multipart message.
-data Part = Part
-    { partType :: Text -- ^ content type
-    , partEncoding :: Encoding
-    -- | The filename for this part, if it is to be sent with an attachemnt
-    -- disposition.
-    , partFilename :: Maybe Text
-    , partHeaders :: Headers
-    , partContent :: L.ByteString
-    }
-  deriving (Eq, Show)
-
-type Headers = [(S.ByteString, Text)]
-type Pair = (Headers, Builder)
-
-partToPair :: Part -> Pair
-partToPair (Part contentType encoding disposition headers content) =
-    (headers', builder)
-  where
-    headers' =
-        ((:) ("Content-Type", contentType))
-      $ (case encoding of
-            None -> id
-            Base64 -> (:) ("Content-Transfer-Encoding", "base64")
-            QuotedPrintableText ->
-                (:) ("Content-Transfer-Encoding", "quoted-printable")
-            QuotedPrintableBinary ->
-                (:) ("Content-Transfer-Encoding", "quoted-printable"))
-      $ (case disposition of
-            Nothing -> id
-            Just fn ->
-                (:) ("Content-Disposition", "attachment; filename="
-                                            `T.append` fn))
-      $ headers
-    builder =
-        case encoding of
-            None -> fromWriteList writeByteString $ L.toChunks content
-            Base64 -> base64 content
-            QuotedPrintableText -> quotedPrintable True content
-            QuotedPrintableBinary -> quotedPrintable False content
-
-showPairs :: RandomGen g
-          => Text -- ^ multipart type, eg mixed, alternative
-          -> [Pair]
-          -> g
-          -> (Pair, g)
-showPairs _ [] _ = error "renderParts called with null parts"
-showPairs _ [pair] gen = (pair, gen)
-showPairs mtype parts gen =
-    ((headers, builder), gen')
-  where
-    (Boundary b, gen') = random gen
-    headers =
-        [ ("Content-Type", T.concat
-            [ "multipart/"
-            , mtype
-            , "; boundary=\""
-            , b
-            , "\""
-            ])
-        ]
-    builder = mconcat
-        [ mconcat $ intersperse (fromByteString "\n")
-                  $ map (showBoundPart $ Boundary b) parts
-        , showBoundEnd $ Boundary b
-        ]
-
--- | Render a 'Mail' with a given 'RandomGen' for producing boundaries.
-renderMail :: RandomGen g => g -> Mail -> (L.ByteString, g)
-renderMail g0 (Mail from to cc bcc headers parts) =
-    (toLazyByteString builder, g'')
-  where
-    addressHeaders = map showAddressHeader [("From", [from]), ("To", to), ("Cc", cc), ("Bcc", bcc)]
-    pairs = map (map partToPair) parts
-    (pairs', g') = helper g0 $ map (showPairs "alternative") pairs
-    helper :: g -> [g -> (x, g)] -> ([x], g)
-    helper g [] = ([], g)
-    helper g (x:xs) =
-        let (b, g_) = x g
-            (bs, g__) = helper g_ xs
-         in (b : bs, g__)
-    ((finalHeaders, finalBuilder), g'') = showPairs "mixed" pairs' g'
-    builder = mconcat
-        [ mconcat addressHeaders
-        , mconcat $ map showHeader headers
-        , showHeader ("MIME-Version", "1.0")
-        , mconcat $ map showHeader finalHeaders
-        , fromByteString "\n"
-        , finalBuilder
-        ]
-
--- | Format an E-Mail address according to the name-addr form (see: RFC5322
--- § 3.4 "Address specification", i.e: [display-name] '<'addr-spec'>')
--- This can be handy for adding custom headers that require such format.
---
--- @since 0.4.11
-renderAddress :: Address -> Text
-renderAddress address =
-    TE.decodeUtf8 $ toByteString $ showAddress address
-
--- Only accept characters between 33 and 126, excluding colons. [RFC2822](https://tools.ietf.org/html/rfc2822#section-2.2)
-sanitizeFieldName :: S.ByteString -> S.ByteString
-sanitizeFieldName = S.filter (\w -> w >= 33 && w <= 126 && w /= 58)
-
-showHeader :: (S.ByteString, Text) -> Builder
-showHeader (k, v) = mconcat
-    [ fromByteString (sanitizeFieldName k)
-    , fromByteString ": "
-    , encodeIfNeeded (sanitizeHeader v)
-    , fromByteString "\n"
-    ]
-
-showAddressHeader :: (S.ByteString, [Address]) -> Builder
-showAddressHeader (k, as) =
-  if null as
-  then mempty
-  else mconcat
-    [ fromByteString k
-    , fromByteString ": "
-    , mconcat (intersperse (fromByteString ", ") . map showAddress $ as)
-    , fromByteString "\n"
-    ]
-
--- |
---
--- Since 0.4.3
-showAddress :: Address -> Builder
-showAddress a = mconcat
-    [ maybe mempty ((<> fromByteString " ") . encodedWord) (addressName a)
-    , fromByteString "<"
-    , fromText (sanitizeHeader $ addressEmail a)
-    , fromByteString ">"
-    ]
-
--- Filter out control characters to prevent CRLF injection.
-sanitizeHeader :: Text -> Text
-sanitizeHeader = T.filter (not . isControl)
-
-showBoundPart :: Boundary -> (Headers, Builder) -> Builder
-showBoundPart (Boundary b) (headers, content) = mconcat
-    [ fromByteString "--"
-    , fromText b
-    , fromByteString "\n"
-    , mconcat $ map showHeader headers
-    , fromByteString "\n"
-    , content
-    ]
-
-showBoundEnd :: Boundary -> Builder
-showBoundEnd (Boundary b) = mconcat
-    [ fromByteString "\n--"
-    , fromText b
-    , fromByteString "--"
-    ]
-
--- | Like 'renderMail', but generates a random boundary.
-renderMail' :: Mail -> IO L.ByteString
-renderMail' m = do
-    g <- getStdGen
-    let (lbs, g') = renderMail g m
-    setStdGen g'
-    return lbs
-
--- | Send a fully-formed email message via the default sendmail
--- executable with default options.
-sendmail :: L.ByteString -> IO ()
-sendmail = sendmailCustom sendmailPath ["-t"]
-
-sendmailPath :: String
-sendmailPath = "sendmail"
-
--- | Render an email message and send via the default sendmail
--- executable with default options.
-renderSendMail :: Mail -> IO ()
-renderSendMail = sendmail <=< renderMail'
-
--- | Send a fully-formed email message via the specified sendmail
--- executable with specified options.
-sendmailCustom :: FilePath        -- ^ sendmail executable path
-                  -> [String]     -- ^ sendmail command-line options
-                  -> L.ByteString -- ^ mail message as lazy bytestring
-                  -> IO ()
-sendmailCustom sm opts lbs = void $ sendmailCustomAux False sm opts lbs
-
--- | Like 'sendmailCustom', but also returns sendmail's output to stderr and
--- stdout as strict ByteStrings.
---
--- Since 0.4.9
-sendmailCustomCaptureOutput :: FilePath
-                               -> [String]
-                               -> L.ByteString
-                               -> IO (S.ByteString, S.ByteString)
-sendmailCustomCaptureOutput sm opts lbs = sendmailCustomAux True sm opts lbs
-
-sendmailCustomAux :: Bool
-                     -> FilePath
-                     -> [String]
-                     -> L.ByteString
-                     -> IO (S.ByteString, S.ByteString)
-sendmailCustomAux captureOut sm opts lbs = do
-    let baseOpts = (proc sm opts) { std_in = CreatePipe }
-        pOpts = if captureOut
-                    then baseOpts { std_out = CreatePipe
-                                  , std_err = CreatePipe
-                                  }
-                    else baseOpts
-    (Just hin, mHOut, mHErr, phandle) <- createProcess pOpts
-    L.hPut hin lbs
-    hClose hin
-    errMVar <- newEmptyMVar
-    outMVar <- newEmptyMVar
-    case (mHOut, mHErr) of
-        (Nothing, Nothing) -> return ()
-        (Just hOut, Just hErr) -> do
-            void . forkIO $ S.hGetContents hOut >>= putMVar outMVar
-            void . forkIO $ S.hGetContents hErr >>= putMVar errMVar
-        _ -> error "error in sendmailCustomAux: missing a handle"
-    exitCode <- waitForProcess phandle
-    case exitCode of
-        ExitSuccess -> if captureOut
-            then do
-                errOutput <- takeMVar errMVar
-                outOutput <- takeMVar outMVar
-                return (outOutput, errOutput)
-            else return (S.empty, S.empty)
-        _ -> throwIO $ ErrorCall ("sendmail exited with error code " ++ show exitCode)
-
--- | Render an email message and send via the specified sendmail
--- executable with specified options.
-renderSendMailCustom :: FilePath    -- ^ sendmail executable path
-                        -> [String] -- ^ sendmail command-line options
-                        -> Mail     -- ^ mail to render and send
-                        -> IO ()
-renderSendMailCustom sm opts = sendmailCustom sm opts <=< renderMail'
-
--- FIXME usage of FilePath below can lead to issues with filename encoding
-
--- | A simple interface for generating an email with HTML and plain-text
--- alternatives and some file attachments.
---
--- Note that we use lazy IO for reading in the attachment contents.
-simpleMail :: Address -- ^ to
-           -> Address -- ^ from
-           -> Text -- ^ subject
-           -> LT.Text -- ^ plain body
-           -> LT.Text -- ^ HTML body
-           -> [(Text, FilePath)] -- ^ content type and path of attachments
-           -> IO Mail
-simpleMail to from subject plainBody htmlBody attachments =
-      addAttachments attachments
-    . addPart [plainPart plainBody, htmlPart htmlBody]
-    $ mailFromToSubject from to subject
-
--- | A simple interface for generating an email with only plain-text body.
-simpleMail' :: Address -- ^ to
-            -> Address -- ^ from
-            -> Text -- ^ subject
-            -> LT.Text -- ^ body
-            -> Mail
-simpleMail' to from subject body = addPart [plainPart body]
-                                 $ mailFromToSubject from to subject
-
--- | A simple interface for generating an email with HTML and plain-text
--- alternatives and some 'ByteString' attachments.
---
--- Since 0.4.7
-simpleMailInMemory :: Address -- ^ to
-           -> Address -- ^ from
-           -> Text -- ^ subject
-           -> LT.Text -- ^ plain body
-           -> LT.Text -- ^ HTML body
-           -> [(Text, Text, L.ByteString)] -- ^ content type, file name and contents of attachments
-           -> Mail
-simpleMailInMemory to from subject plainBody htmlBody attachments =
-      addAttachmentsBS attachments
-    . addPart [plainPart plainBody, htmlPart htmlBody]
-    $ mailFromToSubject from to subject
-
-mailFromToSubject :: Address -- ^ from
-                  -> Address -- ^ to
-                  -> Text -- ^ subject
-                  -> Mail
-mailFromToSubject from to subject =
-    (emptyMail from) { mailTo = [to]
-                     , mailHeaders = [("Subject", subject)]
-                     }
-
--- | Add an 'Alternative' to the 'Mail's parts.
---
--- To e.g. add a plain text body use
--- > addPart [plainPart body] (emptyMail from)
-addPart :: Alternatives -> Mail -> Mail
-addPart alt mail = mail { mailParts = mailParts mail ++ [alt] }
-
--- | Construct a UTF-8-encoded plain-text 'Part'.
-plainPart :: LT.Text -> Part
-plainPart body = Part cType QuotedPrintableText Nothing [] $ LT.encodeUtf8 body
-  where cType = "text/plain; charset=utf-8"
-
--- | Construct a UTF-8-encoded html 'Part'.
-htmlPart :: LT.Text -> Part
-htmlPart body = Part cType QuotedPrintableText Nothing [] $ LT.encodeUtf8 body
-  where cType = "text/html; charset=utf-8"
-
--- | Add an attachment from a file and construct a 'Part'.
-addAttachment :: Text -> FilePath -> Mail -> IO Mail
-addAttachment ct fn mail = do
-    part <- getAttachmentPart ct fn
-    return $ addPart [part] mail
-
--- | Add an attachment from a file and construct a 'Part'
--- with the specified content id in the Content-ID header.
---
--- @since 0.4.12
-addAttachmentCid :: Text -- ^ content type
-                 -> FilePath -- ^ file name
-                 -> Text -- ^ content ID
-                 -> Mail
-                 -> IO Mail
-addAttachmentCid ct fn cid mail =
-  getAttachmentPart ct fn >>= (return.addToMail.addHeader)
-  where
-    addToMail part = addPart [part] mail
-    addHeader part = part { partHeaders = header:ph }
-      where ph = partHeaders part
-    header = ("Content-ID", T.concat ["<", cid, ">"])
-
-addAttachments :: [(Text, FilePath)] -> Mail -> IO Mail
-addAttachments xs mail = foldM fun mail xs
-  where fun m (c, f) = addAttachment c f m
-
--- | Add an attachment from a 'ByteString' and construct a 'Part'.
---
--- Since 0.4.7
-addAttachmentBS :: Text -- ^ content type
-                -> Text -- ^ file name
-                -> L.ByteString -- ^ content
-                -> Mail -> Mail
-addAttachmentBS ct fn content mail =
-    let part = getAttachmentPartBS ct fn content
-    in addPart [part] mail
-
--- | @since 0.4.12
-addAttachmentBSCid :: Text -- ^ content type
-                -> Text -- ^ file name
-                -> L.ByteString -- ^ content
-                -> Text -- ^ content ID
-                -> Mail -> Mail
-addAttachmentBSCid ct fn content cid mail =
-    let part = addHeader $ getAttachmentPartBS ct fn content
-    in addPart [part] mail
-    where
-      addHeader part = part { partHeaders = header:ph }
-        where ph = partHeaders part
-      header = ("Content-ID", T.concat ["<", cid, ">"])
-
--- |
--- Since 0.4.7
-addAttachmentsBS :: [(Text, Text, L.ByteString)] -> Mail -> Mail
-addAttachmentsBS xs mail = foldl fun mail xs
-  where fun m (ct, fn, content) = addAttachmentBS ct fn content m
-
-getAttachmentPartBS :: Text
-                    -> Text
-                    -> L.ByteString
-                    -> Part
-getAttachmentPartBS ct fn content = Part ct Base64 (Just fn) [] content
-
-getAttachmentPart :: Text -> FilePath -> IO Part
-getAttachmentPart ct fn = do
-    content <- L.readFile fn
-    return $ getAttachmentPartBS ct (T.pack (takeFileName fn)) content
-
-data QP = QPPlain S.ByteString
-        | QPNewline
-        | QPTab
-        | QPSpace
-        | QPEscape S.ByteString
-
-data QPC = QPCCR
-         | QPCLF
-         | QPCSpace
-         | QPCTab
-         | QPCPlain
-         | QPCEscape
-    deriving Eq
-
-toQP :: Bool -- ^ text?
-     -> L.ByteString
-     -> [QP]
-toQP isText =
-    go
-  where
-    go lbs =
-        case L.uncons lbs of
-            Nothing -> []
-            Just (c, rest) ->
-                case toQPC c of
-                    QPCCR -> go rest
-                    QPCLF -> QPNewline : go rest
-                    QPCSpace -> QPSpace : go rest
-                    QPCTab -> QPTab : go rest
-                    QPCPlain ->
-                        let (x, y) = L.span ((== QPCPlain) . toQPC) lbs
-                         in QPPlain (toStrict x) : go y
-                    QPCEscape ->
-                        let (x, y) = L.span ((== QPCEscape) . toQPC) lbs
-                         in QPEscape (toStrict x) : go y
-
-    toStrict = S.concat . L.toChunks
-
-    toQPC :: Word8 -> QPC
-    toQPC 13 | isText = QPCCR
-    toQPC 10 | isText = QPCLF
-    toQPC 9 = QPCTab
-    toQPC 0x20 = QPCSpace
-    toQPC 46 = QPCEscape
-    toQPC 61 = QPCEscape
-    toQPC w
-        | 33 <= w && w <= 126 = QPCPlain
-        | otherwise = QPCEscape
-
-buildQPs :: [QP] -> Builder
-buildQPs =
-    go (0 :: Int)
-  where
-    go _ [] = mempty
-    go currLine (qp:qps) =
-        case qp of
-            QPNewline -> copyByteString "\r\n" `mappend` go 0 qps
-            QPTab -> wsHelper (copyByteString "=09") (fromWord8 9)
-            QPSpace -> wsHelper (copyByteString "=20") (fromWord8 0x20)
-            QPPlain bs ->
-                let toTake = 75 - currLine
-                    (x, y) = S.splitAt toTake bs
-                    rest
-                        | S.null y = qps
-                        | otherwise = QPPlain y : qps
-                 in helper (S.length x) (copyByteString x) (S.null y) rest
-            QPEscape bs ->
-                let toTake = (75 - currLine) `div` 3
-                    (x, y) = S.splitAt toTake bs
-                    rest
-                        | S.null y = qps
-                        | otherwise = QPEscape y : qps
-                 in if toTake == 0
-                        then copyByteString "=\r\n" `mappend` go 0 (qp:qps)
-                        else helper (S.length x * 3) (escape x) (S.null y) rest
-      where
-        escape =
-            S.foldl' add mempty
-          where
-            add builder w =
-                builder `mappend` escaped
-              where
-                escaped = fromWord8 61 `mappend` hex (w `shiftR` 4)
-                                       `mappend` hex (w .&. 15)
-
-        helper added builder noMore rest =
-            builder' `mappend` go newLine rest
-           where
-             (newLine, builder')
-                | not noMore || (added + currLine) >= 75 =
-                    (0, builder `mappend` copyByteString "=\r\n")
-                | otherwise = (added + currLine, builder)
-
-        wsHelper enc raw
-            | null qps =
-                if currLine <= 73
-                    then enc
-                    else copyByteString "\r\n=" `mappend` enc
-            | otherwise = helper 1 raw (currLine < 76) qps
-
--- | The first parameter denotes whether the input should be treated as text.
--- If treated as text, then CRs will be stripped and LFs output as CRLFs. If
--- binary, then CRs and LFs will be escaped.
-quotedPrintable :: Bool -> L.ByteString -> Builder
-quotedPrintable isText = buildQPs . toQP isText
-
-hex :: Word8 -> Builder
-hex x
-    | x < 10 = fromWord8 $ x + 48
-    | otherwise = fromWord8 $ x + 55
-
-encodeIfNeeded :: Text -> Builder
-encodeIfNeeded t =
-  if needsEncodedWord t
-  then encodedWord t
-  else fromText t
-
-needsEncodedWord :: Text -> Bool
-needsEncodedWord = not . T.all isAscii
-
-encodedWord :: Text -> Builder
-encodedWord t = mconcat
-    [ fromByteString "=?utf-8?Q?"
-    , S.foldl' go mempty $ TE.encodeUtf8 t
-    , fromByteString "?="
-    ]
-  where
-    go front w = front `mappend` go' w
-    go' 32 = fromWord8 95 -- space
-    go' 95 = go'' 95 -- _
-    go' 63 = go'' 63 -- ?
-    go' 61 = go'' 61 -- =
-
-    -- The special characters from RFC 2822. Not all of these always give
-    -- problems, but at least @[];"<>, gave problems with some mail servers
-    -- when used in the 'name' part of an address.
-    go' 34 = go'' 34 -- "
-    go' 40 = go'' 40 -- (
-    go' 41 = go'' 41 -- )
-    go' 44 = go'' 44 -- ,
-    go' 46 = go'' 46 -- .
-    go' 58 = go'' 58 -- ;
-    go' 59 = go'' 59 -- ;
-    go' 60 = go'' 60 -- <
-    go' 62 = go'' 62 -- >
-    go' 64 = go'' 64 -- @
-    go' 91 = go'' 91 -- [
-    go' 92 = go'' 92 -- \
-    go' 93 = go'' 93 -- ]
-    go' w
-        | 33 <= w && w <= 126 = fromWord8 w
-        | otherwise = go'' w
-    go'' w = fromWord8 61 `mappend` hex (w `shiftR` 4)
-                          `mappend` hex (w .&. 15)
-
--- 57 bytes, when base64-encoded, becomes 76 characters.
--- Perform the encoding 57-bytes at a time, and then append a newline.
-base64 :: L.ByteString -> Builder
-base64 lbs
-    | L.null lbs = mempty
-    | otherwise = fromByteString x64 `mappend`
-                  fromByteString "\r\n" `mappend`
-                  base64 y
-  where
-    (x', y) = L.splitAt 57 lbs
-    x = S.concat $ L.toChunks x'
-    x64 = Base64.encode x
diff --git a/src/server/Model/Category.hs b/src/server/Model/Category.hs
deleted file mode 100644
index 9597bd9..0000000
--- a/src/server/Model/Category.hs
+++ /dev/null
@@ -1,90 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Model.Category
-  ( CategoryId
-  , Category(..)
-  , list
-  , create
-  , edit
-  , delete
-  ) where
-
-import Data.Int (Int64)
-import Data.Maybe (isJust, listToMaybe)
-import Data.Text (Text)
-import Data.Time (UTCTime)
-import Data.Time.Clock (getCurrentTime)
-import Database.SQLite.Simple (Only(Only), FromRow(fromRow))
-import qualified Database.SQLite.Simple as SQLite
-
-import Model.Query (Query(Query))
-
-type CategoryId = Int64
-
-data Category = Category
-  { id :: CategoryId
-  , name :: Text
-  , color :: Text
-  , createdAt :: UTCTime
-  , editedAt :: Maybe UTCTime
-  , deletedAt :: Maybe UTCTime
-  } deriving Show
-
-instance FromRow Category where
-  fromRow = Category <$>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field
-
-list :: Query [Category]
-list =
-  Query (\conn ->
-    SQLite.query_ conn "SELECT * FROM category WHERE deleted_at IS NULL"
-  )
-
-create :: Text -> Text -> Query CategoryId
-create categoryName categoryColor =
-  Query (\conn -> do
-    now <- getCurrentTime
-    SQLite.execute
-      conn
-      "INSERT INTO category (name, color, created_at) VALUES (?, ?, ?)"
-      (categoryName, categoryColor, now)
-    SQLite.lastInsertRowId conn
-  )
-
-edit :: CategoryId -> Text -> Text -> Query Bool
-edit categoryId categoryName categoryColor =
-  Query (\conn -> do
-    mbCategory <- listToMaybe <$>
-      (SQLite.query conn "SELECT * FROM category WHERE id = ?" (Only categoryId) :: IO [Category])
-    if isJust mbCategory
-      then do
-        now <- getCurrentTime
-        SQLite.execute
-          conn
-          "UPDATE category SET edited_at = ?, name = ?, color = ? WHERE id = ?"
-          (now, categoryName, categoryColor, categoryId)
-        return True
-      else
-        return False
-  )
-
-delete :: CategoryId -> Query Bool
-delete categoryId =
-  Query (\conn -> do
-    mbCategory <- listToMaybe <$>
-      (SQLite.query conn "SELECT * FROM category WHERE id = ?" (Only categoryId) :: IO [Category])
-    if isJust mbCategory
-      then do
-        now <- getCurrentTime
-        SQLite.execute
-          conn
-          "UPDATE category SET deleted_at = ? WHERE id = ?" (now, categoryId)
-        return True
-      else
-        return False
-  )
diff --git a/src/server/Model/Frequency.hs b/src/server/Model/Frequency.hs
deleted file mode 100644
index f9958e1..0000000
--- a/src/server/Model/Frequency.hs
+++ /dev/null
@@ -1,33 +0,0 @@
-{-# LANGUAGE DeriveGeneric #-}
-{-# LANGUAGE OverloadedStrings #-}
-{-# LANGUAGE TemplateHaskell #-}
-
-module Model.Frequency
-  ( Frequency(..)
-  ) where
-
-import Data.Aeson
-import Database.SQLite.Simple (SQLData(SQLText))
-import Database.SQLite.Simple.FromField (fieldData, FromField(fromField))
-import Database.SQLite.Simple.Ok (Ok(Ok, Errors))
-import Database.SQLite.Simple.ToField (ToField(toField))
-import GHC.Generics
-import qualified Data.Text as T
-import Web.Scotty (parseParam, Parsable, readEither)
-
-data Frequency =
-  Punctual
-  | Monthly
-  deriving (Eq, Show, Read, Generic)
-
-instance Parsable Frequency where parseParam = readEither
-instance FromJSON Frequency
-instance ToJSON Frequency
-
-instance FromField Frequency where
-  fromField field = case fieldData field of
-    SQLText text -> Ok (read (T.unpack text) :: Frequency)
-    _ -> Errors [error "SQLText field required for frequency"]
-
-instance ToField Frequency where
-  toField frequency = SQLText . T.pack . show $ frequency
diff --git a/src/server/Model/Income.hs b/src/server/Model/Income.hs
deleted file mode 100644
index c6cdb55..0000000
--- a/src/server/Model/Income.hs
+++ /dev/null
@@ -1,111 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Model.Income
-  ( IncomeId
-  , Income(..)
-  , list
-  , create
-  , editOwn
-  , deleteOwn
-  , modifiedDuring
-  ) where
-
-import Data.Int (Int64)
-import Data.Maybe (listToMaybe)
-import Data.Time.Calendar (Day)
-import Data.Time.Clock (UTCTime, getCurrentTime)
-import Database.SQLite.Simple (Only(Only), FromRow(fromRow))
-import Prelude hiding (id)
-import qualified Database.SQLite.Simple as SQLite
-
-import Model.Query (Query(Query))
-import Model.User (User, UserId)
-import qualified Model.User as User
-import Resource (Resource, resourceCreatedAt, resourceEditedAt, resourceDeletedAt)
-
-type IncomeId = Int64
-
-data Income = Income
-  { id :: IncomeId
-  , userId :: UserId
-  , date :: Day
-  , amount :: Int
-  , createdAt :: UTCTime
-  , editedAt :: Maybe UTCTime
-  , deletedAt :: Maybe UTCTime
-  } deriving Show
-
-instance Resource Income where
-  resourceCreatedAt = createdAt
-  resourceEditedAt = editedAt
-  resourceDeletedAt = deletedAt
-
-instance FromRow Income where
-  fromRow = Income <$>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field
-
-list :: Query [Income]
-list = Query (\conn -> SQLite.query_ conn "SELECT * FROM income WHERE deleted_at IS NULL")
-
-create :: UserId -> Day -> Int -> Query IncomeId
-create incomeUserId incomeDate incomeAmount =
-  Query (\conn -> do
-    now <- getCurrentTime
-    SQLite.execute
-      conn
-      "INSERT INTO income (user_id, date, amount, created_at) VALUES (?, ?, ?, ?)"
-      (incomeUserId, incomeDate, incomeAmount, now)
-    SQLite.lastInsertRowId conn
-  )
-
-editOwn :: UserId -> IncomeId -> Day -> Int -> Query Bool
-editOwn incomeUserId incomeId incomeDate incomeAmount =
-  Query (\conn -> do
-    mbIncome <- listToMaybe <$> SQLite.query conn "SELECT * FROM income WHERE id = ?" (Only incomeId)
-    case mbIncome of
-      Just income ->
-        if userId income == incomeUserId
-          then do
-            now <- getCurrentTime
-            SQLite.execute
-              conn
-              "UPDATE income SET edited_at = ?, date = ?, amount = ? WHERE id = ?"
-              (now, incomeDate, incomeAmount, incomeId)
-            return True
-          else
-            return False
-      Nothing ->
-        return False
-  )
-
-deleteOwn :: User -> IncomeId -> Query Bool
-deleteOwn user incomeId =
-  Query (\conn -> do
-    mbIncome <- listToMaybe <$> SQLite.query conn "SELECT * FROM income WHERE id = ?" (Only incomeId)
-    case mbIncome of
-      Just income ->
-        if userId income == User.id user
-          then do
-            now <- getCurrentTime
-            SQLite.execute conn "UPDATE income SET deleted_at = ? WHERE id = ?" (now, incomeId)
-            return True
-          else
-            return False
-      Nothing ->
-        return False
-  )
-
-modifiedDuring :: UTCTime -> UTCTime -> Query [Income]
-modifiedDuring start end =
-  Query (\conn ->
-    SQLite.query
-      conn
-      "SELECT * FROM income WHERE (created_at >= ? AND created_at <= ?) OR (edited_at >= ? AND edited_at <= ?) OR (deleted_at >= ? AND deleted_at <= ?)"
-      (start, end, start, end, start, end)
-  )
diff --git a/src/server/Model/Init.hs b/src/server/Model/Init.hs
deleted file mode 100644
index 7a9ccea..0000000
--- a/src/server/Model/Init.hs
+++ /dev/null
@@ -1,30 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Model.Init
-  ( getInit
-  ) where
-
-import Model.Json.Init (Init)
-import Model.Query (Query)
-import Model.User (User)
-import qualified Model.Category as Category
-import qualified Model.Income as Income
-import qualified Model.Json.Category as Json
-import qualified Model.Json.Income as Json
-import qualified Model.Json.Init as Init
-import qualified Model.Json.Payment as Json
-import qualified Model.Json.PaymentCategory as Json
-import qualified Model.Json.User as Json
-import qualified Model.Payment as Payment
-import qualified Model.PaymentCategory as PaymentCategory
-import qualified Model.User as User
-
-getInit :: User -> Query Init
-getInit user =
-  Init.Init <$>
-    (map Json.fromUser <$> User.list) <*>
-    (return . User.id $ user) <*>
-    (map Json.fromPayment <$> Payment.list) <*>
-    (map Json.fromIncome <$> Income.list) <*>
-    (map Json.fromCategory <$> Category.list) <*>
-    (map Json.fromPaymentCategory <$> PaymentCategory.list)
diff --git a/src/server/Model/Json/Category.hs b/src/server/Model/Json/Category.hs
deleted file mode 100644
index 8b5e527..0000000
--- a/src/server/Model/Json/Category.hs
+++ /dev/null
@@ -1,24 +0,0 @@
-{-# LANGUAGE DeriveGeneric #-}
-
-module Model.Json.Category
-  ( Category(..)
-  , fromCategory
-  ) where
-
-import Data.Aeson
-import Data.Text (Text)
-import GHC.Generics
-
-import Model.Category (CategoryId)
-import qualified Model.Category as M
-
-data Category = Category
-  { id :: CategoryId
-  , name :: Text
-  , color :: Text
-  } deriving (Show, Generic)
-
-instance ToJSON Category
-
-fromCategory :: M.Category -> Category
-fromCategory category = Category (M.id category) (M.name category) (M.color category)
diff --git a/src/server/Model/Json/Conf.hs b/src/server/Model/Json/Conf.hs
deleted file mode 100644
index a66fb55..0000000
--- a/src/server/Model/Json/Conf.hs
+++ /dev/null
@@ -1,17 +0,0 @@
-{-# LANGUAGE DeriveGeneric #-}
-
-module Model.Json.Conf
-  ( Conf(..)
-  ) where
-
-import GHC.Generics
-
-import Data.Aeson
-import Data.Text
-
-data Conf = Conf
-  { currency :: Text
-  } deriving (Show, Generic)
-
-instance FromJSON Conf
-instance ToJSON Conf
diff --git a/src/server/Model/Json/CreateCategory.hs b/src/server/Model/Json/CreateCategory.hs
deleted file mode 100644
index fffc882..0000000
--- a/src/server/Model/Json/CreateCategory.hs
+++ /dev/null
@@ -1,17 +0,0 @@
-{-# LANGUAGE DeriveGeneric #-}
-
-module Model.Json.CreateCategory
-  ( CreateCategory(..)
-  ) where
-
-import GHC.Generics
-
-import Data.Aeson
-import Data.Text (Text)
-
-data CreateCategory = CreateCategory
-  { name :: Text
-  , color :: Text
-  } deriving (Show, Generic)
-
-instance FromJSON CreateCategory
diff --git a/src/server/Model/Json/CreateIncome.hs b/src/server/Model/Json/CreateIncome.hs
deleted file mode 100644
index cf9b1c3..0000000
--- a/src/server/Model/Json/CreateIncome.hs
+++ /dev/null
@@ -1,17 +0,0 @@
-{-# LANGUAGE DeriveGeneric #-}
-
-module Model.Json.CreateIncome
-  ( CreateIncome(..)
-  ) where
-
-import GHC.Generics
-
-import Data.Aeson
-import Data.Time.Calendar (Day)
-
-data CreateIncome = CreateIncome
-  { date :: Day
-  , amount :: Int
-  } deriving (Show, Generic)
-
-instance FromJSON CreateIncome
diff --git a/src/server/Model/Json/CreatePayment.hs b/src/server/Model/Json/CreatePayment.hs
deleted file mode 100644
index 6ab3a5b..0000000
--- a/src/server/Model/Json/CreatePayment.hs
+++ /dev/null
@@ -1,23 +0,0 @@
-{-# LANGUAGE DeriveGeneric #-}
-
-module Model.Json.CreatePayment
-  ( CreatePayment(..)
-  ) where
-
-import Data.Aeson
-import Data.Text (Text)
-import Data.Time.Calendar (Day)
-import GHC.Generics
-
-import Model.Category (CategoryId)
-import Model.Frequency (Frequency)
-
-data CreatePayment = CreatePayment
-  { name :: Text
-  , cost :: Int
-  , date :: Day
-  , category :: CategoryId
-  , frequency :: Frequency
-  } deriving (Show, Generic)
-
-instance FromJSON CreatePayment
diff --git a/src/server/Model/Json/EditCategory.hs b/src/server/Model/Json/EditCategory.hs
deleted file mode 100644
index a10ce39..0000000
--- a/src/server/Model/Json/EditCategory.hs
+++ /dev/null
@@ -1,19 +0,0 @@
-{-# LANGUAGE DeriveGeneric #-}
-
-module Model.Json.EditCategory
-  ( EditCategory(..)
-  ) where
-
-import Data.Aeson
-import Data.Text (Text)
-import GHC.Generics
-
-import Model.Category (CategoryId)
-
-data EditCategory = EditCategory
-  { id :: CategoryId
-  , name :: Text
-  , color :: Text
-  } deriving (Show, Generic)
-
-instance FromJSON EditCategory
diff --git a/src/server/Model/Json/EditIncome.hs b/src/server/Model/Json/EditIncome.hs
deleted file mode 100644
index 9b29379..0000000
--- a/src/server/Model/Json/EditIncome.hs
+++ /dev/null
@@ -1,20 +0,0 @@
-{-# LANGUAGE DeriveGeneric #-}
-
-module Model.Json.EditIncome
-  ( EditIncome(..)
-  ) where
-
-import GHC.Generics
-
-import Data.Aeson
-import Data.Time.Calendar (Day)
-
-import Model.Income (IncomeId)
-
-data EditIncome = EditIncome
-  { id :: IncomeId
-  , date :: Day
-  , amount :: Int
-  } deriving (Show, Generic)
-
-instance FromJSON EditIncome
diff --git a/src/server/Model/Json/EditPayment.hs b/src/server/Model/Json/EditPayment.hs
deleted file mode 100644
index b7d4d7d..0000000
--- a/src/server/Model/Json/EditPayment.hs
+++ /dev/null
@@ -1,25 +0,0 @@
-{-# LANGUAGE DeriveGeneric #-}
-
-module Model.Json.EditPayment
-  ( EditPayment(..)
-  ) where
-
-import Data.Aeson
-import Data.Text (Text)
-import Data.Time.Calendar (Day)
-import GHC.Generics
-
-import Model.Category (CategoryId)
-import Model.Frequency (Frequency)
-import Model.Payment (PaymentId)
-
-data EditPayment = EditPayment
-  { id :: PaymentId
-  , name :: Text
-  , cost :: Int
-  , date :: Day
-  , category :: CategoryId
-  , frequency :: Frequency
-  } deriving (Show, Generic)
-
-instance FromJSON EditPayment
diff --git a/src/server/Model/Json/Income.hs b/src/server/Model/Json/Income.hs
deleted file mode 100644
index 7e23a84..0000000
--- a/src/server/Model/Json/Income.hs
+++ /dev/null
@@ -1,26 +0,0 @@
-{-# LANGUAGE DeriveGeneric #-}
-
-module Model.Json.Income
-  ( Income(..)
-  , fromIncome
-  ) where
-
-import Data.Aeson
-import Data.Time.Calendar (Day)
-import GHC.Generics
-
-import Model.Income (IncomeId)
-import Model.User (UserId)
-import qualified Model.Income as M
-
-data Income = Income
-  { id :: IncomeId
-  , userId :: UserId
-  , date :: Day
-  , amount :: Int
-  } deriving (Show, Generic)
-
-instance ToJSON Income
-
-fromIncome :: M.Income -> Income
-fromIncome income = Income (M.id income) (M.userId income) (M.date income) (M.amount income)
diff --git a/src/server/Model/Json/Init.hs b/src/server/Model/Json/Init.hs
deleted file mode 100644
index 530c3b7..0000000
--- a/src/server/Model/Json/Init.hs
+++ /dev/null
@@ -1,36 +0,0 @@
-{-# LANGUAGE DeriveGeneric #-}
-
-module Model.Json.Init
-  ( Init(..)
-  , InitResult(..)
-  ) where
-
-import Data.Aeson
-import GHC.Generics
-
-import Model.Json.Category (Category)
-import Model.Json.Income (Income)
-import Model.Json.Payment (Payment)
-import Model.Json.PaymentCategory (PaymentCategory)
-import Model.Json.User (User)
-import Model.Message.Key (Key)
-import Model.User (UserId)
-
-data Init = Init
-  { users :: [User]
-  , me :: UserId
-  , payments :: [Payment]
-  , incomes :: [Income]
-  , categories :: [Category]
-  , paymentCategories :: [PaymentCategory]
-  } deriving (Show, Generic)
-
-instance ToJSON Init
-
-data InitResult =
-  InitEmpty
-  | InitSuccess Init
-  | InitError Key
-  deriving (Show, Generic)
-
-instance ToJSON InitResult
diff --git a/src/server/Model/Json/MessagePart.hs b/src/server/Model/Json/MessagePart.hs
deleted file mode 100644
index 0753d7c..0000000
--- a/src/server/Model/Json/MessagePart.hs
+++ /dev/null
@@ -1,18 +0,0 @@
-{-# LANGUAGE DeriveGeneric #-}
-
-module Model.Json.MessagePart
-  ( MessagePart(..)
-  ) where
-
-import Data.Text (Text)
-
-import Data.Aeson
-import GHC.Generics
-
-data MessagePart =
-  Order Int
-  | Str Text
-  deriving (Eq, Show, Generic)
-
-instance FromJSON MessagePart
-instance ToJSON MessagePart
diff --git a/src/server/Model/Json/Number.hs b/src/server/Model/Json/Number.hs
deleted file mode 100644
index 52c9da8..0000000
--- a/src/server/Model/Json/Number.hs
+++ /dev/null
@@ -1,15 +0,0 @@
-{-# LANGUAGE DeriveGeneric #-}
-
-module Model.Json.Number
-  ( Number(..)
-  ) where
-
-import Data.Aeson
-import GHC.Generics
-
-data Number = Number
-  { number :: Int
-  } deriving (Show, Generic)
-
-instance FromJSON Number
-instance ToJSON Number
diff --git a/src/server/Model/Json/Payment.hs b/src/server/Model/Json/Payment.hs
deleted file mode 100644
index e406c0f..0000000
--- a/src/server/Model/Json/Payment.hs
+++ /dev/null
@@ -1,40 +0,0 @@
-{-# LANGUAGE DeriveGeneric #-}
-
-module Model.Json.Payment
-  ( Payment(..)
-  , fromPayment
-  ) where
-
-import Data.Aeson
-import Data.Text (Text)
-import Data.Time.Calendar (Day)
-import GHC.Generics
-import Prelude hiding (id)
-
-import Model.Frequency
-import Model.Payment (PaymentId)
-import Model.User (UserId)
-import qualified Model.Payment as M
-
-data Payment = Payment
-  { id :: PaymentId
-  , date :: Day
-  , name :: Text
-  , cost :: Int
-  , userId :: UserId
-  , frequency :: Frequency
-  } deriving (Show, Generic)
-
-instance FromJSON Payment
-instance ToJSON Payment
-
-fromPayment :: M.Payment -> Payment
-fromPayment payment =
-  Payment
-    { id = M.id payment
-    , date = M.date payment
-    , name = M.name payment
-    , cost = M.cost payment
-    , userId = M.userId payment
-    , frequency = M.frequency payment
-    }
diff --git a/src/server/Model/Json/PaymentCategory.hs b/src/server/Model/Json/PaymentCategory.hs
deleted file mode 100644
index fd97674..0000000
--- a/src/server/Model/Json/PaymentCategory.hs
+++ /dev/null
@@ -1,23 +0,0 @@
-{-# LANGUAGE DeriveGeneric #-}
-
-module Model.Json.PaymentCategory
-  ( PaymentCategory(..)
-  , fromPaymentCategory
-  ) where
-
-import Data.Aeson
-import Data.Text (Text)
-import GHC.Generics
-
-import Model.Category (CategoryId)
-import qualified Model.PaymentCategory as M
-
-data PaymentCategory = PaymentCategory
-  { name :: Text
-  , category :: CategoryId
-  } deriving (Show, Generic)
-
-instance ToJSON PaymentCategory
-
-fromPaymentCategory :: M.PaymentCategory -> PaymentCategory
-fromPaymentCategory pc = PaymentCategory (M.name pc) (M.category pc)
diff --git a/src/server/Model/Json/Translation.hs b/src/server/Model/Json/Translation.hs
deleted file mode 100644
index 9dcfe80..0000000
--- a/src/server/Model/Json/Translation.hs
+++ /dev/null
@@ -1,20 +0,0 @@
-{-# LANGUAGE DeriveGeneric #-}
-
-module Model.Json.Translation
-  ( Translation(..)
-  ) where
-
-import GHC.Generics
-
-import Data.Aeson
-import Data.Text
-
-import Model.Json.MessagePart
-
-data Translation = Translation
-  { key :: Text
-  , message :: [MessagePart]
-  } deriving (Show, Generic)
-
-instance FromJSON Translation
-instance ToJSON Translation
diff --git a/src/server/Model/Json/User.hs b/src/server/Model/Json/User.hs
deleted file mode 100644
index c289fe0..0000000
--- a/src/server/Model/Json/User.hs
+++ /dev/null
@@ -1,25 +0,0 @@
-{-# LANGUAGE DeriveGeneric #-}
-
-module Model.Json.User
-  ( User(..)
-  , fromUser
-  ) where
-
-import Data.Aeson
-import Data.Text (Text)
-import GHC.Generics
-
-import Model.User (UserId)
-import qualified Model.User as M
-
-data User = User
-  { id :: UserId
-  , name :: Text
-  , email :: Text
-  } deriving (Show, Generic)
-
-instance FromJSON User
-instance ToJSON User
-
-fromUser :: M.User -> User
-fromUser user = User (M.id user) (M.name user) (M.email user)
diff --git a/src/server/Model/Mail.hs b/src/server/Model/Mail.hs
deleted file mode 100644
index 9a4db73..0000000
--- a/src/server/Model/Mail.hs
+++ /dev/null
@@ -1,12 +0,0 @@
-module Model.Mail
-  ( Mail(..)
-  ) where
-
-import Data.Text (Text)
-
-data Mail = Mail
-  { from :: Text
-  , to :: [Text]
-  , subject :: Text
-  , plainBody :: Text
-  } deriving (Eq, Show)
diff --git a/src/server/Model/Message.hs b/src/server/Model/Message.hs
deleted file mode 100644
index 026967f..0000000
--- a/src/server/Model/Message.hs
+++ /dev/null
@@ -1,35 +0,0 @@
-module Model.Message
-  ( getMessage
-  , getParamMessage
-  , getTranslations
-  , plural
-  ) where
-
-import Data.Text (Text)
-import qualified Data.Text as T
-
-import Model.Message.Key (Key)
-import Model.Message.Lang
-import Model.Message.Translations (getNonFormattedMessage)
-import Model.Message.Parts
-
-import Model.Json.Translation
-
-getMessage :: Key -> Text
-getMessage = getParamMessage []
-
-getParamMessage :: [Text] -> Key -> Text
-getParamMessage values paramKey = replaceParts values (getNonFormattedMessage lang paramKey)
-
-getTranslations :: [Translation]
-getTranslations = (map getTranslation [minBound..])
-
-getTranslation :: Key -> Translation
-getTranslation translationKey =
-  Translation
-    (T.pack . show $ translationKey)
-    (getParts $ getNonFormattedMessage lang translationKey)
-
-plural :: Int -> Key -> Key -> Text
-plural count singularKey pluralKey =
-  getParamMessage [T.pack . show $ count] (if count <= 1 then singularKey else pluralKey)
diff --git a/src/server/Model/Message/Key.hs b/src/server/Model/Message/Key.hs
deleted file mode 100644
index 18f16f0..0000000
--- a/src/server/Model/Message/Key.hs
+++ /dev/null
@@ -1,193 +0,0 @@
-{-# LANGUAGE DeriveGeneric #-}
-
-module Model.Message.Key
-  ( Key(..)
-  ) where
-
-import qualified Data.Aeson as Json
-import qualified Data.Text as T
-
-data Key =
-
-  -- Title
-
-  SharedCost
-
-  -- Sign
-
-  | Email
-  | SignIn
-  | SendEmailFail
-  | InvalidEmail
-  | UnauthorizedSignIn
-  | Forbidden
-  | EnterValidEmail
-  | SignInUsed
-  | SignInExpired
-  | SignInInvalid
-  | SignInMailTitle
-  | SignInMail
-  | SignInEmailSent
-
-  -- Dates
-
-  | January
-  | February
-  | March
-  | April
-  | May
-  | June
-  | July
-  | August
-  | September
-  | October
-  | November
-  | December
-
-  | ShortDate
-  | ShortMonthAndYear
-  | LongDate
-
-  -- Search
-
-  | SearchName
-  | SearchPunctual
-  | SearchMonthly
-
-  -- Payments
-
-  | PaymentsAreBalanced
-  | Name
-  | Cost
-  | Payer
-  | Date
-  | Frequency
-  | InvalidFrequency
-  | AddPayment
-  | ClonePayment
-  | EditPayment
-  | PaymentNotDeleted
-  | Punctual
-  | Monthly
-
-  | PaymentsTitle
-  | Payment
-  | Payments
-  | Worth
-  | NoPayment
-
-  | PaymentName
-  | PaymentCost
-  | PaymentDate
-  | PaymentCategory
-  | PaymentPunctual
-  | PaymentMonthly
-
-  | Clone
-  | Edit
-  | Delete
-  | ConfirmPaymentDelete
-
-  -- Categories
-
-  | Categories
-  | NoCategories
-  | CategoryNotDeleted
-  | AddCategory
-  | CloneCategory
-  | EditCategory
-  | ConfirmCategoryDelete
-  | CategoryName
-  | CategoryColor
-  | Color
-  | UsedCategory
-
-  -- Statistics
-
-  | Statistics
-  | ByMonthsAndMean
-  | By
-  | Total
-
-  -- Income
-
-  | CumulativeIncomesSince
-  | NoIncome
-  | Income
-  | MonthlyNetIncomes
-  | AddIncome
-  | CloneIncome
-  | EditIncome
-  | IncomeNotDeleted
-  | IncomeAmount
-  | IncomeDate
-  | ConfirmIncomeDelete
-  | Add
-
-  -- Form
-
-  | Empty
-  | InvalidString
-  | InvalidDate
-  | CostMustNotBeNull
-  | InvalidInt
-  | InvalidCategory
-  | InvalidColor
-  | AlreadyExists
-  | SmallerIntThan
-  | GreaterIntThan
-
-  -- Errors
-
-  | CreatePaymentError
-  | EditPaymentError
-  | DeletePaymentError
-  | CreateIncomeError
-  | EditIncomeError
-  | DeleteIncomeError
-  | CreateCategoryError
-  | EditCategoryError
-  | DeleteCategoryError
-  | SignOutError
-
-  -- Dialog
-
-  | Confirm
-  | Undo
-
-  -- Page not found
-
-  | PageNotFound
-
-  -- Weekly report
-
-  | WeeklyReport
-  | WeeklyReportEmpty
-  | PaymentCreated
-  | PaymentsCreated
-  | PaymentEdited
-  | PaymentsEdited
-  | PaymentDeleted
-  | PaymentsDeleted
-  | IncomeCreated
-  | IncomesCreated
-  | IncomeEdited
-  | IncomesEdited
-  | IncomeDeleted
-  | IncomesDeleted
-  | PayedFor
-  | DidNotPayFor
-  | IsPayedFrom
-  | IsNotPayedFrom
-
-  -- Http error
-
-  | BadUrl
-  | Timeout
-  | NetworkError
-  | BadPayload
-
-  deriving (Enum, Bounded, Show)
-
-instance Json.ToJSON Key where
-  toJSON = Json.String . T.pack . show
diff --git a/src/server/Model/Message/Lang.hs b/src/server/Model/Message/Lang.hs
deleted file mode 100644
index f515c96..0000000
--- a/src/server/Model/Message/Lang.hs
+++ /dev/null
@@ -1,11 +0,0 @@
-module Model.Message.Lang
-  ( Lang(..)
-  , lang
-  ) where
-
-data Lang =
-  English
-  | French
-
-lang :: Lang
-lang = French
diff --git a/src/server/Model/Message/Parts.hs b/src/server/Model/Message/Parts.hs
deleted file mode 100644
index d065cf2..0000000
--- a/src/server/Model/Message/Parts.hs
+++ /dev/null
@@ -1,37 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Model.Message.Parts
-  ( replaceParts
-  , getParts
-  ) where
-
-import Data.Maybe (listToMaybe, fromMaybe)
-import Data.Text (Text)
-import qualified Data.Text as T
-
-import Text.ParserCombinators.Parsec
-
-import Model.Json.MessagePart
-
-replaceParts :: [Text] -> Text -> Text
-replaceParts values message =
-  T.concat . map (replacePart values) $ getParts message
-
-replacePart :: [Text] -> MessagePart -> Text
-replacePart _ (Str str) = str
-replacePart values (Order n) =
-  fromMaybe (T.concat ["{", T.pack (show n), "}"]) . listToMaybe . drop (n - 1) $ values
-
-getParts :: Text -> [MessagePart]
-getParts str =
-  case parse partsParser "" (T.unpack str) of
-    Right parts -> parts
-    Left _ -> []
-
-partsParser :: Parser [MessagePart]
-partsParser = many partParser
-
-partParser :: Parser MessagePart
-partParser =
-  (do _ <- string "{"; n <- read <$> many1 digit; _ <- string "}"; return (Order n))
-  <|> (do str <- T.pack <$> many1 (noneOf "{"); return (Str str))
diff --git a/src/server/Model/Message/Translations.hs b/src/server/Model/Message/Translations.hs
deleted file mode 100644
index 7d26c3f..0000000
--- a/src/server/Model/Message/Translations.hs
+++ /dev/null
@@ -1,729 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Model.Message.Translations
-  ( getNonFormattedMessage
-  ) where
-
-import Data.Text (Text)
-import qualified Data.Text as T
-
-import Model.Message.Key
-import Model.Message.Lang
-
-getNonFormattedMessage :: Lang -> Key -> Text
-getNonFormattedMessage = m
-
-m :: Lang -> Key -> Text
-
--- Title
-
-m l SharedCost =
-  case l of
-    English -> "Shared Cost"
-    French  -> "Partage des frais"
-
--- Sign in
-
-m l Email =
-  case l of
-    English -> "Email"
-    French -> "Courriel"
-
-m l SignIn =
-  case l of
-    English -> "Sign in"
-    French  -> "Connexion"
-
-m l InvalidEmail =
-  case l of
-    English -> "Your email is not valid."
-    French  -> "Votre courriel n'est pas valide."
-
-m l UnauthorizedSignIn =
-  case l of
-    English -> "You are not authorized to sign in."
-    French  -> "Tu n'es pas autorisé à te connecter."
-
-m l Forbidden =
-  case l of
-    English -> "You need to be logged in to perform this action"
-    French  -> "Tu dois te connecter pour effectuer cette action"
-
-m l SendEmailFail =
-  case l of
-    English -> "You are authorized to sign in, but we failed to send you the sign up email."
-    French  -> "Tu es autorisé à te connecter, mais nous n'avons pas pu t'envoyer le courriel de connexion."
-
-m l EnterValidEmail =
-  case l of
-    English -> "Please enter a valid email address."
-    French  -> "Ton courriel n'est pas valide."
-
-m l SignInUsed =
-  case l of
-    English -> "You already used this link, please sign in again."
-    French  -> "Tu as déjà utilisé ce lien, connecte-toi à nouveau."
-
-m l SignInExpired =
-  case l of
-    English -> "The link expired, please sign in again."
-    French  -> "Le lien sur lequel tu as cliqué a expiré, connecte-toi à nouveau."
-
-m l SignInInvalid =
-  case l of
-    English -> "The link is invalid, please sign in again."
-    French  -> "Le lien sur lequel tu as cliqué est invalide, connecte-toi à nouveau."
-
-m l SignInMailTitle =
-  case l of
-    English -> T.concat ["Sign in to ", m l SharedCost]
-    French  -> T.concat ["Connexion à ", m l SharedCost]
-
-m l SignInMail =
-  T.intercalate
-    "\n"
-    ( case l of
-        English ->
-          [ "Hi {1},"
-          , ""
-          , T.concat
-              [ "Click to the following link in order to sign in to Shared Cost:"
-              , m l SharedCost
-              , ":"
-              ]
-          , "{2}"
-          , ""
-          , "See you soon!"
-          ]
-        French  ->
-          [ "Salut {1},"
-          , ""
-          , T.concat
-              [ "Clique sur le lien suivant pour te connecter à "
-              , m l SharedCost
-              , ":"
-              ]
-          , "{2}"
-          , ""
-          , "À très vite !"
-          ]
-    )
-
-m l SignInEmailSent =
-  case l of
-    English -> "We sent you an email with a connexion link."
-    French  -> "Nous t'avons envoyé un courriel avec un lien pour te connecter."
-
--- Date
-
-m l January =
-  case l of
-    English -> "january"
-    French  -> "janvier"
-
-m l February =
-  case l of
-    English -> "february"
-    French  -> "février"
-
-m l March =
-  case l of
-    English -> "march"
-    French  -> "mars"
-
-m l April =
-  case l of
-    English -> "april"
-    French  -> "avril"
-
-m l May =
-  case l of
-    English -> "may"
-    French  -> "mai"
-
-m l June =
-  case l of
-    English -> "june"
-    French  -> "juin"
-
-m l July =
-  case l of
-    English -> "july"
-    French  -> "juillet"
-
-m l August =
-  case l of
-    English -> "august"
-    French  -> "août"
-
-m l September =
-  case l of
-    English -> "september"
-    French  -> "septembre"
-
-m l October =
-  case l of
-    English -> "october"
-    French  -> "octobre"
-
-m l November =
-  case l of
-    English -> "november"
-    French  -> "novembre"
-
-m l December =
-  case l of
-    English -> "december"
-    French  -> "décembre"
-
-m l ShortDate =
-  case l of
-    English -> "{3}-{2}-{1}"
-    French  -> "{1}/{2}/{3}"
-
-m l ShortMonthAndYear =
-  case l of
-    English -> "{2}-{1}"
-    French  -> "{1}/{2}"
-
-m l LongDate =
-  case l of
-    English -> "{2} {1}, {3}"
-    French  -> "{1} {2} {3}"
-
--- Search
-
-m l SearchName =
-  case l of
-    English -> "Search"
-    French  -> "Recherche"
-
-m l SearchPunctual =
-  case l of
-    English -> "Punctual"
-    French  -> "Ponctuel"
-
-m l SearchMonthly =
-  case l of
-    English -> "Monthly"
-    French  -> "Mensuel"
-
--- Payments
-
-m l PaymentsAreBalanced =
-  case l of
-    English -> "Payments are balanced."
-    French  -> "Les paiements sont équilibrés."
-
-m l Name =
-  case l of
-    English -> "Name"
-    French  -> "Nom"
-
-m l Cost =
-  case l of
-    English -> "Cost"
-    French  -> "Coût"
-
-m l Payer =
-  case l of
-    English -> "Payer"
-    French  -> "Payeur"
-
-m l Date =
-  case l of
-    English -> "Date"
-    French  -> "Date"
-
-m l Frequency =
-  case l of
-    English -> "Frequency"
-    French  -> "Fréquence"
-
-m l InvalidFrequency =
-  case l of
-    English -> "Invalid frequency"
-    French  -> "Fréquence invalide"
-
-m l AddPayment =
-  case l of
-    English -> "Add a payment"
-    French  -> "Ajouter un paiement"
-
-m l ClonePayment =
-  case l of
-    English -> "Clone a payment"
-    French  -> "Cloner un paiement"
-
-m l EditPayment =
-  case l of
-    English -> "Edit a payment"
-    French  -> "Modifier un paiement"
-
-m l PaymentNotDeleted =
-  case l of
-    English -> "The payment could not have been deleted."
-    French  -> "Le paiement n'a pas pu être supprimé."
-
-m l Punctual =
-  case l of
-    English -> "Punctual"
-    French  -> "Ponctuelle"
-
-m l Monthly =
-  case l of
-    English -> "Monthly"
-    French  -> "Mensuelle"
-
-m l PaymentsTitle =
-  case l of
-    English -> "Payments"
-    French -> "Paiements"
-
-m l Payment =
-  case l of
-    English -> "payment"
-    French  -> "paiement"
-
-m l Payments =
-  case l of
-    English -> "payments"
-    French  -> "paiements"
-
-m l Worth =
-  case l of
-    English -> "{1} worth {2}"
-    French  -> "{1} comptabilisant {2}"
-
-m l NoPayment =
-  case l of
-    English -> "No payment found from your search criteria."
-    French  -> "Aucun paiement ne correspond à vos critères de recherches."
-
-m l PaymentName =
-  case l of
-    English -> "Name"
-    French  -> "Nom"
-
-m l PaymentCost =
-  case l of
-    English -> "Cost"
-    French  -> "Coût"
-
-m l PaymentDate =
-  case l of
-    English -> "Date"
-    French  -> "Date"
-
-m l PaymentCategory =
-  case l of
-    English -> "Category"
-    French  -> "Catégorie"
-
-m l PaymentPunctual =
-  case l of
-    English -> "Punctual"
-    French  -> "Ponctuel"
-
-m l PaymentMonthly =
-  case l of
-    English -> "Monthly"
-    French  -> "Mensuel"
-
-m l ConfirmPaymentDelete =
-  case l of
-    English -> "Are you sure to delete this payment ?"
-    French  -> "Voulez-vous vraiment supprimer ce paiement ?"
-
-m l Edit =
-  case l of
-    English -> "Edit"
-    French  -> "Modifier"
-
-m l Clone =
-  case l of
-    English -> "Clone"
-    French  -> "Cloner"
-
-m l Delete =
-  case l of
-    English -> "Delete"
-    French  -> "Supprimer"
-
--- Categories
-
-m l Categories =
-  case l of
-    English -> "Categories"
-    French  -> "Catégories"
-
-m l NoCategories =
-  case l of
-    English -> "No category."
-    French  -> "Aucune catégorie."
-
-m l CategoryNotDeleted =
-  case l of
-    English -> "The category could not have been deleted."
-    French  -> "La catégorie n'a pas pu être supprimé."
-
-m l AddCategory =
-  case l of
-    English -> "Add an category"
-    French  -> "Ajouter une catégorie"
-
-m l CloneCategory =
-  case l of
-    English -> "Clone an category"
-    French  -> "Cloner une catégorie"
-
-m l EditCategory =
-  case l of
-    English -> "Edit an category"
-    French  -> "Modifier une catégorie"
-
-m l ConfirmCategoryDelete =
-  case l of
-    English -> "Are you sure to delete this category ?"
-    French  -> "Voulez-vous vraiment supprimer cette catégorie ?"
-
-m l CategoryName =
-  case l of
-    English -> "Name"
-    French  -> "Nom"
-
-m l CategoryColor =
-  case l of
-    English -> "Color"
-    French  -> "Couleur"
-
-m l Color =
-  case l of
-    English -> "Color"
-    French  -> "Couleur"
-
-m l UsedCategory =
-  case l of
-    English -> "This category is currently being used"
-    French  -> "Cette catégorie est actuellement utilisée"
-
--- Statistics
-
-m l Statistics =
-  case l of
-    English -> "Statistics"
-    French  -> "Statistiques"
-
-m l ByMonthsAndMean =
-  case l of
-    English -> "Payments by category by month months ({1} on average)"
-    French  -> "Paiements par catégorie par mois (en moyenne {1})"
-
-m l By =
-  case l of
-    English -> "{1}: {2}"
-    French  -> "{1} : {2}"
-
-m l Total =
-  case l of
-    English -> "Total"
-    French  -> "Total"
-
--- Income
-
-m l CumulativeIncomesSince =
-  case l of
-    English -> "Cumulative incomes since {1}"
-    French  -> "Revenus nets cumulés depuis le {1}"
-
-m l NoIncome =
-  case l of
-    English -> "No income."
-    French  -> "Aucun revenu."
-
-m l Income =
-  case l of
-    English -> "Income"
-    French  -> "Revenu"
-
-m l MonthlyNetIncomes =
-  case l of
-    English -> "Net monthly incomes"
-    French  -> "Revenus mensuels nets"
-
-m l AddIncome =
-  case l of
-    English -> "Add an income"
-    French  -> "Ajouter un revenu"
-
-m l CloneIncome =
-  case l of
-    English -> "Clone an income"
-    French  -> "Cloner un revenu"
-
-m l EditIncome =
-  case l of
-    English -> "Edit an income"
-    French  -> "Modifier un revenu"
-
-m l IncomeNotDeleted =
-  case l of
-    English -> "The income could not have been deleted."
-    French  -> "Le revenu n'a pas pu être supprimé."
-
-m l IncomeAmount =
-  case l of
-    English -> "Amount"
-    French  -> "Montant"
-
-m l IncomeDate =
-  case l of
-    English -> "Date"
-    French  -> "Date"
-
-m l ConfirmIncomeDelete =
-  case l of
-    English -> "Are you sure to delete this income ?"
-    French  -> "Voulez-vous vraiment supprimer ce revenu ?"
-
-m l Add =
-  case l of
-    English -> "Add"
-    French  -> "Ajouter"
-
--- Form error
-
-m l Empty =
-  case l of
-    English -> "Required field"
-    French  -> "Champ requis"
-
-m l InvalidString =
-  case l of
-    English -> "String required"
-    French  -> "Chaîne de caractères requise"
-
-m l InvalidDate =
-  case l of
-    English -> "day/month/year required"
-    French  -> "jour/mois/année requis"
-
-m l CostMustNotBeNull =
-  case l of
-    English -> "Cost must not be zero"
-    French -> "Le coût ne doît pas être nul"
-
-m l InvalidInt =
-  case l of
-    English -> "Integer required"
-    French  -> "Entier requis"
-
-m l InvalidCategory =
-  case l of
-    English -> "Invalid category"
-    French  -> "Catégorie invalide"
-
-m l InvalidColor =
-  case l of
-    English -> "Invalid color"
-    French  -> "Couleur invalide"
-
-m l AlreadyExists =
-  case l of
-    English -> "Dupplicate field"
-    French  -> "Doublon"
-
-m l SmallerIntThan =
-  case l of
-    English -> "Integer bigger than {1} or equal required"
-    French  -> "Entier supérieur ou égal à {1} requis"
-
-m l GreaterIntThan =
-  case l of
-    English -> "Integer smaller than {1} or equal required"
-    French  -> "Entier inférieur ou égal à {1} requis"
-
--- Errors
-
-m l CreatePaymentError =
-  case l of
-    English -> "Error at payment creation"
-    French  -> "Erreur lors de la création du paiement"
-
-m l EditPaymentError =
-  case l of
-    English -> "Error at payment edition"
-    French  -> "Erreur lors de la modification du paiement"
-
-m l DeletePaymentError =
-  case l of
-    English -> "Error at payment deletion"
-    French  -> "Erreur lors de la suppression du paiement"
-
-m l CreateIncomeError =
-  case l of
-    English -> "Error at income creation"
-    French  -> "Erreur lors de la création du revenu"
-
-m l EditIncomeError =
-  case l of
-    English -> "Error at income edition"
-    French  -> "Erreur lors de la modification du revenu"
-
-m l DeleteIncomeError =
-  case l of
-    English -> "Error at income deletion"
-    French  -> "Erreur lors de la suppression du revenu"
-
-m l CreateCategoryError =
-  case l of
-    English -> "Error at category creation"
-    French  -> "Erreur lors de la création de la catégorie"
-
-m l EditCategoryError =
-  case l of
-    English -> "Error at category edition"
-    French  -> "Erreur lors de la modification de la catégorie"
-
-m l DeleteCategoryError =
-  case l of
-    English -> "Error at category deletion"
-    French  -> "Erreur lors de la suppression de la catégorie"
-
-m l SignOutError =
-  case l of
-    English -> "Error at sign out"
-    French  -> "Erreur lors de la déconnexion"
-
--- Dialog
-
-m l Confirm =
-  case l of
-    English -> "Confirm"
-    French  -> "Confirmer"
-
-m l Undo =
-  case l of
-    English -> "Undo"
-    French  -> "Annuler"
-
--- Page not found
-
-m l PageNotFound =
-  case l of
-    English -> "Page not found"
-    French  -> "Page introuvable"
-
--- Weekly report
-
-m l WeeklyReport =
-  case l of
-    English -> "Weekly report"
-    French  -> "Rapport hebdomadaire"
-
-m l WeeklyReportEmpty =
-  case l of
-    English -> "No activity the previous week."
-    French  -> "Pas d'activité la semaine passée."
-
-m l PaymentCreated =
-  case l of
-    English -> "{1} payment created:"
-    French  -> "{1} paiement créé :"
-
-m l PaymentsCreated =
-  case l of
-    English -> "{1} payments created:"
-    French  -> "{1} paiements créés :"
-
-m l PaymentEdited =
-  case l of
-    English -> "{1} payment edited:"
-    French  -> "{1} paiement modifié :"
-
-m l PaymentsEdited =
-  case l of
-    English -> "{1} payments edited:"
-    French  -> "{1} paiements modifiés :"
-
-m l PaymentDeleted =
-  case l of
-    English -> "{1} payment deleted:"
-    French  -> "{1} paiement supprimé :"
-
-m l PaymentsDeleted =
-  case l of
-    English -> "{1} payments deleted:"
-    French  -> "{1} paiements supprimés :"
-
-m l IncomeCreated =
-  case l of
-    English -> "{1} income created:"
-    French  -> "{1} revenu créé :"
-
-m l IncomesCreated =
-  case l of
-    English -> "{1} incomes created:"
-    French  -> "{1} revenus créés :"
-
-m l IncomeEdited =
-  case l of
-    English -> "{1} income edited:"
-    French  -> "{1} revenu modifié :"
-
-m l IncomesEdited =
-  case l of
-    English -> "{1} incomes edited:"
-    French  -> "{1} revenus modifiés :"
-
-m l IncomeDeleted =
-  case l of
-    English -> "{1} income deleted:"
-    French  -> "{1} revenu supprimé :"
-
-m l IncomesDeleted =
-  case l of
-    English -> "{1} incomes deleted:"
-    French  -> "{1} revenus supprimés :"
-
-m l PayedFor =
-  case l of
-    English -> "{1} payed {2} for “{3}” at {4}"
-    French  -> "{1} a payé {2} concernant « {3} » le {4}"
-
-m l DidNotPayFor =
-  case l of
-    English -> "{1} didn't pay {2} for “{3}” at {4}"
-    French  -> "{1} n'a pas payé {2} concernant « {3} » le {4}"
-
-m l IsPayedFrom =
-  case l of
-    English -> "{1} is payed {2} of net monthly income from {3}"
-    French  -> "{1} est payé {2} net par mois à partir du {3}"
-
-m l IsNotPayedFrom =
-  case l of
-    English -> "{1} isn't payed {2} of net monthly income from {3}"
-    French  -> "{1} n'est pas payé {2} net par mois à partir du {3}"
-
--- Http error
-
-m l BadUrl =
-  case l of
-    English -> "URL not valid"
-    French  -> "l'URL n'est pas valide"
-
-m l Timeout =
-  case l of
-    English -> "Timeout server error"
-    French  -> "Le serveur met trop de temps à répondre"
-
-m l NetworkError =
-  case l of
-    English -> "Network can not be reached"
-    French  -> "Le serveur n'est pas accessible"
-
-m l BadPayload =
-  case l of
-    English -> "Bad payload server error"
-    French  -> "Contenu inattendu en provenance du serveur"
diff --git a/src/server/Model/Payment.hs b/src/server/Model/Payment.hs
deleted file mode 100644
index 5414d18..0000000
--- a/src/server/Model/Payment.hs
+++ /dev/null
@@ -1,163 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Model.Payment
-  ( PaymentId
-  , Payment(..)
-  , find
-  , list
-  , listMonthly
-  , create
-  , createMany
-  , editOwn
-  , deleteOwn
-  , modifiedDuring
-  ) where
-
-import Data.Int (Int64)
-import Data.Maybe (listToMaybe)
-import Data.Text (Text)
-import Data.Time (UTCTime)
-import Data.Time.Calendar (Day)
-import Data.Time.Clock (getCurrentTime)
-import Database.SQLite.Simple (Only(Only), FromRow(fromRow), ToRow)
-import Database.SQLite.Simple.ToField (ToField(toField))
-import Prelude hiding (id)
-import qualified Database.SQLite.Simple as SQLite
-
-import Model.Frequency
-import Model.Query (Query(Query))
-import Model.User (UserId)
-import Resource (Resource, resourceCreatedAt, resourceEditedAt, resourceDeletedAt)
-
-type PaymentId = Int64
-
-data Payment = Payment
-  { id :: PaymentId
-  , userId :: UserId
-  , name :: Text
-  , cost :: Int
-  , date :: Day
-  , frequency :: Frequency
-  , createdAt :: UTCTime
-  , editedAt :: Maybe UTCTime
-  , deletedAt :: Maybe UTCTime
-  } deriving Show
-
-instance Resource Payment where
-  resourceCreatedAt = createdAt
-  resourceEditedAt = editedAt
-  resourceDeletedAt = deletedAt
-
-instance FromRow Payment where
-  fromRow = Payment <$>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field
-
-instance ToRow Payment where
-  toRow p =
-    [ toField (userId p)
-    , toField (name p)
-    , toField (cost p)
-    , toField (date p)
-    , toField (frequency p)
-    , toField (createdAt p)
-    ]
-
-find :: PaymentId -> Query (Maybe Payment)
-find paymentId =
-  Query (\conn -> listToMaybe <$>
-    SQLite.query conn "SELECT * FROM payment WHERE id = ?" (Only paymentId)
-  )
-
-list :: Query [Payment]
-list =
-  Query (\conn ->
-    SQLite.query_ conn "SELECT * FROM payment WHERE deleted_at IS NULL"
-  )
-
-listMonthly :: Query [Payment]
-listMonthly =
-  Query (\conn ->
-    SQLite.query
-      conn
-      "SELECT * FROM payment WHERE deleted_at IS NULL AND frequency = ? ORDER BY name DESC"
-      (Only Monthly)
-  )
-
-create :: UserId -> Text -> Int -> Day -> Frequency -> Query PaymentId
-create paymentUserId paymentName paymentCost paymentDate paymentFrequency =
-  Query (\conn -> do
-    now <- getCurrentTime
-    SQLite.execute
-      conn
-      "INSERT INTO payment (user_id, name, cost, date, frequency, created_at) VALUES (?, ?, ?, ?, ?, ?)"
-      (paymentUserId, paymentName, paymentCost, paymentDate, paymentFrequency, now)
-    SQLite.lastInsertRowId conn
-  )
-
-createMany :: [Payment] -> Query ()
-createMany payments =
-  Query (\conn ->
-    SQLite.executeMany
-      conn
-      "INSERT INTO payment (user_id, name, cost, date, frequency, created_at) VALUES (?, ?, ?, ?, ?, ?)"
-      payments
-  )
-
-editOwn :: UserId -> PaymentId -> Text -> Int -> Day -> Frequency -> Query Bool
-editOwn paymentUserId paymentId paymentName paymentCost paymentDate paymentFrequency =
-  Query (\conn -> do
-    mbPayment <- listToMaybe <$>
-      SQLite.query conn "SELECT * FROM payment WHERE id = ?" (Only paymentId)
-    case mbPayment of
-      Just payment ->
-        if userId payment == paymentUserId
-          then do
-            now <- getCurrentTime
-            SQLite.execute
-              conn
-              "UPDATE payment SET edited_at = ?, name = ?, cost = ?, date = ?, frequency = ? WHERE id = ?"
-              (now, paymentName, paymentCost, paymentDate, paymentFrequency, paymentId)
-            return True
-          else
-            return False
-      Nothing ->
-        return False
-  )
-
-deleteOwn :: UserId -> PaymentId -> Query Bool
-deleteOwn paymentUserId paymentId =
-  Query (\conn -> do
-    mbPayment <- listToMaybe <$>
-      SQLite.query conn "SELECT * FROM payment WHERE id = ?" (Only paymentId)
-    case mbPayment of
-      Just payment ->
-        if userId payment == paymentUserId
-          then do
-            now <- getCurrentTime
-            SQLite.execute
-              conn
-              "UPDATE payment SET deleted_at = ? WHERE id = ?"
-              (now, paymentId)
-            return True
-          else
-            return False
-      Nothing ->
-        return False
-  )
-
-modifiedDuring :: UTCTime -> UTCTime -> Query [Payment]
-modifiedDuring start end =
-  Query (\conn ->
-    SQLite.query
-      conn
-      "SELECT * FROM payment WHERE (created_at >= ? AND created_at <= ?) OR (edited_at >= ? AND edited_at <= ?) OR (deleted_at >= ? AND deleted_at <= ?)"
-      (start, end, start, end, start, end)
-  )
diff --git a/src/server/Model/PaymentCategory.hs b/src/server/Model/PaymentCategory.hs
deleted file mode 100644
index 7c504dc..0000000
--- a/src/server/Model/PaymentCategory.hs
+++ /dev/null
@@ -1,74 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Model.PaymentCategory
-  ( PaymentCategoryId
-  , PaymentCategory(..)
-  , list
-  , listByCategory
-  , save
-  ) where
-
-import Data.Int (Int64)
-import Data.Maybe (isJust, listToMaybe)
-import Data.Text (Text)
-import Data.Time (UTCTime)
-import Data.Time.Clock (getCurrentTime)
-import Database.SQLite.Simple (Only(Only), FromRow(fromRow))
-import qualified Data.Text as T
-import qualified Database.SQLite.Simple as SQLite
-
-import Model.Category (CategoryId)
-import Model.Query (Query(Query))
-import qualified Utils.Text as T
-
-type PaymentCategoryId = Int64
-
-data PaymentCategory = PaymentCategory
-  { id :: PaymentCategoryId
-  , name :: Text
-  , category :: CategoryId
-  , createdAt :: UTCTime
-  , editedAt :: Maybe UTCTime
-  } deriving Show
-
-instance FromRow PaymentCategory where
-  fromRow = PaymentCategory <$>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field
-
-list :: Query [PaymentCategory]
-list = Query (\conn -> SQLite.query_ conn "SELECT * from payment_category")
-
-listByCategory :: CategoryId -> Query [PaymentCategory]
-listByCategory cat =
-  Query (\conn ->
-    SQLite.query conn "SELECT * FROM payment_category WHERE category = ?" (Only cat)
-  )
-
-save :: Text -> CategoryId -> Query ()
-save newName categoryId =
-  Query (\conn -> do
-    now <- getCurrentTime
-    mbPaymentCategory <- listToMaybe <$>
-      (SQLite.query
-        conn
-        "SELECT * FROM payment_category WHERE name = ?"
-        (Only (formatPaymentName newName)) :: IO [PaymentCategory])
-    if isJust mbPaymentCategory
-      then
-        SQLite.execute
-          conn
-          "UPDATE payment_category SET category = ?, edited_at = ? WHERE name = ?"
-          (categoryId, now, formatPaymentName newName)
-      else do
-        SQLite.execute
-          conn
-          "INSERT INTO payment_category (name, category, created_at) VALUES (?, ?, ?)"
-          (formatPaymentName newName, categoryId, now)
-  )
-  where
-    formatPaymentName :: Text -> Text
-    formatPaymentName = T.unaccent . T.toLower
diff --git a/src/server/Model/Query.hs b/src/server/Model/Query.hs
deleted file mode 100644
index d15fb5f..0000000
--- a/src/server/Model/Query.hs
+++ /dev/null
@@ -1,32 +0,0 @@
-module Model.Query
-  ( Query(..)
-  , run
-  ) where
-
-import Data.Functor (Functor)
-import Database.SQLite.Simple (Connection)
-import qualified Database.SQLite.Simple as SQLite
-
-data Query a = Query (Connection -> IO a)
-
-instance Functor Query where
-  fmap f (Query call) = Query (fmap f . call)
-
-instance Applicative Query where
-  pure x = Query (const $ return x)
-  (Query callF) <*> (Query callX) = Query (\conn -> do
-    x <- callX conn
-    f <- callF conn
-    return (f x))
-
-instance Monad Query where
-  (Query callX) >>= f = Query (\conn -> do
-    x <- callX conn
-    case f x of Query callY -> callY conn)
-
-run :: Query a -> IO a
-run (Query call) = do
-  conn <- SQLite.open "database"
-  result <- call conn
-  _ <- SQLite.close conn
-  return result
diff --git a/src/server/Model/SignIn.hs b/src/server/Model/SignIn.hs
deleted file mode 100644
index c5182f0..0000000
--- a/src/server/Model/SignIn.hs
+++ /dev/null
@@ -1,66 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Model.SignIn
-  ( SignIn(..)
-  , createSignInToken
-  , getSignIn
-  , signInTokenToUsed
-  , isLastTokenValid
-  ) where
-
-import Data.Int (Int64)
-import Data.Maybe (listToMaybe)
-import Data.Text (Text)
-import Data.Time.Clock (getCurrentTime)
-import Data.Time.Clock (UTCTime)
-import Database.SQLite.Simple (Only(Only), FromRow(fromRow))
-import qualified Database.SQLite.Simple as SQLite
-
-import Model.Query (Query(Query))
-import Model.UUID (generateUUID)
-
-type SignInId = Int64
-
-data SignIn = SignIn
-  { id :: SignInId
-  , token :: Text
-  , creation :: UTCTime
-  , email :: Text
-  , isUsed :: Bool
-  } deriving Show
-
-instance FromRow SignIn where
-  fromRow = SignIn <$>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field
-
-createSignInToken :: Text -> Query Text
-createSignInToken signInEmail =
-  Query (\conn -> do
-    now <- getCurrentTime
-    signInToken <- generateUUID
-    SQLite.execute conn "INSERT INTO sign_in (token, creation, email, is_used) VALUES (?, ?, ?, ?)" (signInToken, now, signInEmail, False)
-    return signInToken
-  )
-
-getSignIn :: Text -> Query (Maybe SignIn)
-getSignIn signInToken =
-  Query (\conn -> do
-    listToMaybe <$> (SQLite.query conn "SELECT * from sign_in WHERE token = ? LIMIT 1" (Only signInToken) :: IO [SignIn])
-  )
-
-signInTokenToUsed :: SignInId -> Query ()
-signInTokenToUsed tokenId =
-  Query (\conn ->
-    SQLite.execute conn "UPDATE sign_in SET is_used = ? WHERE id = ?" (True, tokenId)
-  )
-
-isLastTokenValid :: SignIn -> Query Bool
-isLastTokenValid signIn =
-  Query (\conn -> do
-    [ Only lastToken ] <- SQLite.query conn "SELECT token from sign_in WHERE email = ? AND is_used = ? ORDER BY creation DESC LIMIT 1" (email signIn, True)
-    return . maybe False (== (token signIn)) $ lastToken
-  )
diff --git a/src/server/Model/UUID.hs b/src/server/Model/UUID.hs
deleted file mode 100644
index 6cb7ce0..0000000
--- a/src/server/Model/UUID.hs
+++ /dev/null
@@ -1,10 +0,0 @@
-module Model.UUID
-  ( generateUUID
-  ) where
-
-import Data.UUID (toString)
-import Data.UUID.V4 (nextRandom)
-import Data.Text (Text, pack)
-
-generateUUID :: IO Text
-generateUUID = pack . toString <$> nextRandom
diff --git a/src/server/Model/User.hs b/src/server/Model/User.hs
deleted file mode 100644
index c8a0d53..0000000
--- a/src/server/Model/User.hs
+++ /dev/null
@@ -1,64 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Model.User
-  ( UserId
-  , User(..)
-  , list
-  , getUser
-  , findUser
-  , createUser
-  , deleteUser
-  ) where
-
-import Data.Int (Int64)
-import Data.List (find)
-import Data.Maybe (listToMaybe)
-import Data.Text (Text)
-import Data.Time.Clock (getCurrentTime)
-import Data.Time.Clock (UTCTime)
-import Database.SQLite.Simple (Only(Only), FromRow(fromRow))
-import Prelude hiding (id)
-import qualified Database.SQLite.Simple as SQLite
-
-import Model.Query (Query(Query))
-
-type UserId = Int64
-
-data User = User
-  { id :: UserId
-  , creation :: UTCTime
-  , email :: Text
-  , name :: Text
-  } deriving Show
-
-instance FromRow User where
-  fromRow = User <$> SQLite.field <*> SQLite.field <*> SQLite.field <*> SQLite.field
-
-list :: Query [User]
-list = Query (\conn -> SQLite.query_ conn "SELECT * from user ORDER BY creation DESC")
-
-getUser :: Text -> Query (Maybe User)
-getUser userEmail =
-  Query (\conn -> listToMaybe <$>
-    SQLite.query conn "SELECT * FROM user WHERE email = ? LIMIT 1" (Only userEmail)
-  )
-
-findUser :: UserId -> [User] -> Maybe User
-findUser userId = find ((==) userId . id)
-
-createUser :: Text -> Text -> Query UserId
-createUser userEmail userName =
-  Query (\conn -> do
-    now <- getCurrentTime
-    SQLite.execute
-      conn
-      "INSERT INTO user (creation, email, name) VALUES (?, ?, ?)"
-      (now, userEmail, userName)
-    SQLite.lastInsertRowId conn
-  )
-
-deleteUser :: Text -> Query ()
-deleteUser userEmail =
-  Query (\conn ->
-    SQLite.execute conn "DELETE FROM user WHERE email = ?" (Only userEmail)
-  )
diff --git a/src/server/Resource.hs b/src/server/Resource.hs
deleted file mode 100644
index f52bbfa..0000000
--- a/src/server/Resource.hs
+++ /dev/null
@@ -1,54 +0,0 @@
-module Resource
-  ( Resource
-  , resourceCreatedAt
-  , resourceEditedAt
-  , resourceDeletedAt
-  , Status(..)
-  , statuses
-  , groupByStatus
-  , statusDuring
-  ) where
-
-import Data.Maybe (fromMaybe)
-import Data.Map (Map)
-import qualified Data.Map as M
-import Data.Time.Clock (UTCTime)
-
-class Resource a where
-  resourceCreatedAt :: a -> UTCTime
-  resourceEditedAt :: a -> Maybe UTCTime
-  resourceDeletedAt :: a -> Maybe UTCTime
-
-data Status =
-  Created
-  | Edited
-  | Deleted
-  deriving (Eq, Show, Read, Ord, Enum, Bounded)
-
-statuses :: [Status]
-statuses = [minBound..]
-
-groupByStatus :: Resource a => UTCTime -> UTCTime -> [a] -> Map Status [a]
-groupByStatus start end resources =
-  foldl
-    (\m resource ->
-      case statusDuring start end resource of
-        Just status -> M.insertWith (++) status [resource] m
-        Nothing -> m
-    )
-    M.empty
-    resources
-
-statusDuring :: Resource a => UTCTime -> UTCTime -> a -> Maybe Status
-statusDuring start end resource
-  | created && not deleted = Just Created
-  | not created && edited && not deleted = Just Edited
-  | not created && deleted = Just Deleted
-  | otherwise = Nothing
-  where
-    created = belongs (resourceCreatedAt resource) start end
-    edited = fromMaybe False (fmap (\t -> belongs t start end) $ resourceEditedAt resource)
-    deleted = fromMaybe False (fmap (\t -> belongs t start end) $ resourceDeletedAt resource)
-
-belongs :: UTCTime -> UTCTime -> UTCTime -> Bool
-belongs time start end = time >= start && time < end
diff --git a/src/server/Secure.hs b/src/server/Secure.hs
deleted file mode 100644
index da48878..0000000
--- a/src/server/Secure.hs
+++ /dev/null
@@ -1,46 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Secure
-  ( loggedAction
-  , getUserFromToken
-  ) where
-
-import Control.Monad.IO.Class (liftIO)
-import Data.Text (Text)
-import Data.Text.Lazy (fromStrict)
-import Network.HTTP.Types.Status (forbidden403)
-import Web.Scotty
-
-import Model.Message (getMessage)
-import Model.Query (Query)
-import Model.User (User)
-import qualified LoginSession
-import qualified Model.Message.Key as Key
-import qualified Model.Query as Query
-import qualified Model.SignIn as SignIn
-import qualified Model.User as User
-
-loggedAction :: (User -> ActionM ()) -> ActionM ()
-loggedAction action = do
-  maybeToken <- LoginSession.get
-  case maybeToken of
-    Just token -> do
-      maybeUser <- liftIO . Query.run . getUserFromToken $ token
-      case maybeUser of
-        Just user ->
-          action user
-        Nothing -> do
-          status forbidden403
-          html . fromStrict . getMessage $ Key.UnauthorizedSignIn
-    Nothing -> do
-      status forbidden403
-      html . fromStrict . getMessage $ Key.Forbidden
-
-getUserFromToken :: Text -> Query (Maybe User)
-getUserFromToken token = do
-  mbSignIn <- SignIn.getSignIn token
-  case mbSignIn of
-    Just signIn ->
-      User.getUser (SignIn.email signIn)
-    Nothing ->
-      return Nothing
diff --git a/src/server/SendMail.hs b/src/server/SendMail.hs
deleted file mode 100644
index f7ba3fd..0000000
--- a/src/server/SendMail.hs
+++ /dev/null
@@ -1,44 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module SendMail
-  ( sendMail
-  ) where
-
-import Control.Arrow (left)
-import Control.Exception (SomeException, try)
-import Data.Either (isLeft)
-
-import Data.Text (Text)
-import Data.Text.Lazy.Builder (toLazyText, fromText)
-import qualified Data.Text as T
-import qualified Data.Text.Lazy as LT
-import qualified MimeMail as M
-
-import Model.Mail (Mail(Mail))
-
-sendMail :: Mail -> IO (Either Text ())
-sendMail mail = do
-  result <- left (T.pack . show) <$> (try (M.renderSendMail . getMimeMail $ mail) :: IO (Either SomeException ()))
-  if isLeft result
-    then putStrLn ("Error sending the following email:" ++ (show mail) ++ "\n" ++ (show result))
-    else putStrLn "OK"
-  return result
-
-getMimeMail :: Mail -> M.Mail
-getMimeMail (Mail mailFrom mailTo mailSubject mailPlainBody) =
-  let fromMail = M.emptyMail (address mailFrom)
-  in  fromMail
-        { M.mailTo = map address mailTo
-        , M.mailParts = [ [ M.plainPart . strictToLazy $ mailPlainBody ] ]
-        , M.mailHeaders = [("Subject", mailSubject)]
-        }
-
-address :: Text -> M.Address
-address addressEmail =
-  M.Address
-    { M.addressName = Nothing
-    , M.addressEmail = addressEmail
-    }
-
-strictToLazy :: Text -> LT.Text
-strictToLazy = toLazyText . fromText
diff --git a/src/server/Utils/Text.hs b/src/server/Utils/Text.hs
deleted file mode 100644
index 5ed77e4..0000000
--- a/src/server/Utils/Text.hs
+++ /dev/null
@@ -1,41 +0,0 @@
-module Utils.Text
-  ( unaccent
-  ) where
-
-import Data.Text (Text)
-import qualified Data.Text as T
-
-unaccent :: Text -> Text
-unaccent = T.map unaccentChar
-
-unaccentChar :: Char -> Char
-unaccentChar c = case c of
-  'à' -> 'a'
-  'á' -> 'a'
-  'â' -> 'a'
-  'ã' -> 'a'
-  'ä' -> 'a'
-  'ç' -> 'c'
-  'è' -> 'e'
-  'é' -> 'e'
-  'ê' -> 'e'
-  'ë' -> 'e'
-  'ì' -> 'i'
-  'í' -> 'i'
-  'î' -> 'i'
-  'ï' -> 'i'
-  'ñ' -> 'n'
-  'ò' -> 'o'
-  'ó' -> 'o'
-  'ô' -> 'o'
-  'õ' -> 'o'
-  'ö' -> 'o'
-  'š' -> 's'
-  'ù' -> 'u'
-  'ú' -> 'u'
-  'û' -> 'u'
-  'ü' -> 'u'
-  'ý' -> 'y'
-  'ÿ' -> 'y'
-  'ž' -> 'z'
-  _ -> c
diff --git a/src/server/Utils/Time.hs b/src/server/Utils/Time.hs
deleted file mode 100644
index 4a247e9..0000000
--- a/src/server/Utils/Time.hs
+++ /dev/null
@@ -1,44 +0,0 @@
-module Utils.Time
-  ( belongToCurrentMonth
-  , belongToCurrentWeek
-  , timeToDay
-  , monthToKey
-  ) where
-
-import Data.Time.Clock (UTCTime, getCurrentTime)
-import Data.Time.LocalTime
-import Data.Time.Calendar
-import Data.Time.Calendar.WeekDate (toWeekDate)
-
-import Model.Message.Key (Key)
-import qualified Model.Message.Key as K
-
-belongToCurrentMonth :: UTCTime -> IO Bool
-belongToCurrentMonth time = do
-  (timeYear, timeMonth, _) <- toGregorian <$> timeToDay time
-  (actualYear, actualMonth, _) <- toGregorian <$> (getCurrentTime >>= timeToDay)
-  return (actualYear == timeYear && actualMonth == timeMonth)
-
-belongToCurrentWeek :: UTCTime -> IO Bool
-belongToCurrentWeek time = do
-  (timeYear, timeWeek, _) <- toWeekDate <$> timeToDay time
-  (actualYear, actualWeek, _) <- toWeekDate <$> (getCurrentTime >>= timeToDay)
-  return (actualYear == timeYear && actualWeek == timeWeek)
-
-timeToDay :: UTCTime -> IO Day
-timeToDay time = localDay . (flip utcToLocalTime time) <$> getTimeZone time
-
-monthToKey :: Int -> Maybe Key
-monthToKey 1  = Just K.January
-monthToKey 2  = Just K.February
-monthToKey 3  = Just K.March
-monthToKey 4  = Just K.April
-monthToKey 5  = Just K.May
-monthToKey 6  = Just K.June
-monthToKey 7  = Just K.July
-monthToKey 8  = Just K.August
-monthToKey 9  = Just K.September
-monthToKey 10 = Just K.October
-monthToKey 11 = Just K.November
-monthToKey 12 = Just K.December
-monthToKey _ = Nothing
diff --git a/src/server/Validation.hs b/src/server/Validation.hs
deleted file mode 100644
index 1f332c9..0000000
--- a/src/server/Validation.hs
+++ /dev/null
@@ -1,23 +0,0 @@
-module Validation
-  ( nonEmpty
-  , number
-  ) where
-
-import Data.Text (Text)
-import qualified Data.Text as T
-
-nonEmpty :: Text -> Maybe Text
-nonEmpty str =
-  if T.null str
-   then Nothing
-   else Just str
-
-number :: (Int -> Bool) -> Text -> Maybe Int
-number numberForm str =
-  case reads (T.unpack str) :: [(Int, String)] of
-    (num, _) : _ ->
-      if numberForm num
-        then Just num
-        else Nothing
-    _ ->
-      Nothing
diff --git a/src/server/View/Format.hs b/src/server/View/Format.hs
deleted file mode 100644
index 354d46a..0000000
--- a/src/server/View/Format.hs
+++ /dev/null
@@ -1,33 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module View.Format
-  ( price
-  ) where
-
-import Data.Text (Text)
-import qualified Data.Text as T
-import Data.List (intersperse)
-
-import Conf (Conf)
-import qualified Conf
-
-price :: Conf -> Int -> Text
-price conf amount = T.concat [number amount, " ", Conf.currency conf]
-
-number :: Int -> Text
-number n =
-  T.pack
-  . (++) (if n < 0 then "-" else "")
-  . reverse
-  . concat
-  . intersperse " "
-  . group 3
-  . reverse
-  . show
-  . abs $ n
-
-group :: Int -> [a] -> [[a]]
-group n xs =
-  if length xs <= n
-    then [xs]
-    else (take n xs) : (group n (drop n xs))
diff --git a/src/server/View/Mail/SignIn.hs b/src/server/View/Mail/SignIn.hs
deleted file mode 100644
index c7d40d8..0000000
--- a/src/server/View/Mail/SignIn.hs
+++ /dev/null
@@ -1,23 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module View.Mail.SignIn
-  ( mail
-  ) where
-
-import Data.Text (Text)
-
-import Conf (Conf)
-import Model.Message
-import Model.Message.Key
-import Model.User (User(..))
-import qualified Conf as Conf
-import qualified Model.Mail as M
-
-mail :: Conf -> User -> Text -> [Text] -> M.Mail
-mail conf user url to =
-  M.Mail
-    { M.from = Conf.noReplyMail conf
-    , M.to = to
-    , M.subject = (getMessage SignInMailTitle)
-    , M.plainBody = getParamMessage [name user, url] SignInMail
-    }
diff --git a/src/server/View/Mail/WeeklyReport.hs b/src/server/View/Mail/WeeklyReport.hs
deleted file mode 100644
index 1a80b95..0000000
--- a/src/server/View/Mail/WeeklyReport.hs
+++ /dev/null
@@ -1,126 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module View.Mail.WeeklyReport
-  ( mail
-  ) where
-
-import Data.List (sortOn)
-import Data.Map (Map)
-import Data.Maybe (catMaybes, fromMaybe)
-import Data.Monoid ((<>))
-import Data.Text (Text)
-import Data.Time.Calendar (Day, toGregorian)
-import Data.Time.Clock (UTCTime)
-import qualified Data.Map as M
-import qualified Data.Text as T
-
-import Resource (Status(..), groupByStatus, statuses)
-
-import Model.Income (Income)
-import Model.Mail (Mail(Mail))
-import Model.Message (getMessage, getParamMessage, plural)
-import Model.Payment (Payment)
-import Model.User (findUser)
-import Model.User (User, UserId)
-import qualified Model.Income as Income
-import qualified Model.Mail as M
-import qualified Model.Message.Key as K
-import qualified Model.Payment as Payment
-import qualified Model.User as User
-
-import Conf (Conf)
-import qualified Conf as Conf
-
-import qualified View.Format as Format
-
-import Utils.Time (monthToKey)
-
-mail :: Conf -> [User] -> [Payment] -> [Income] -> UTCTime -> UTCTime -> Mail
-mail conf users payments incomes start end =
-  Mail
-    { M.from = Conf.noReplyMail conf
-    , M.to = map User.email users
-    , M.subject = T.concat [getMessage K.SharedCost, " − ", getMessage K.WeeklyReport]
-    , M.plainBody = body conf users (groupByStatus start end payments) (groupByStatus start end incomes)
-    }
-
-body :: Conf -> [User] -> Map Status [Payment] -> Map Status [Income] -> Text
-body conf users paymentsByStatus incomesByStatus =
-  if M.null paymentsByStatus && M.null incomesByStatus
-    then
-      getMessage K.WeeklyReportEmpty
-    else
-      T.intercalate "\n" . catMaybes . concat $
-        [ map (\s -> paymentSection s conf users <$> M.lookup s paymentsByStatus) statuses
-        , map (\s -> incomeSection s conf users <$> M.lookup s incomesByStatus) statuses
-        ]
-
-paymentSection :: Status -> Conf -> [User] -> [Payment] -> Text
-paymentSection status conf users payments =
-  section
-    (plural (length payments) singleKey pluralKey)
-    (map (payedFor status conf users) . sortOn Payment.date $ payments)
-  where (singleKey, pluralKey) =
-          case status of
-            Created -> (K.PaymentCreated, K.PaymentsCreated)
-            Edited -> (K.PaymentEdited, K.PaymentsEdited)
-            Deleted -> (K.PaymentDeleted, K.PaymentsDeleted)
-
-payedFor :: Status -> Conf -> [User] -> Payment -> Text
-payedFor status conf users payment =
-  getParamMessage
-    [ formatUserName (Payment.userId payment) users
-    , Format.price conf . Payment.cost $ payment
-    , Payment.name payment
-    , formatDay $ Payment.date payment
-    ]
-    ( case status of
-        Created -> K.PayedFor
-        Edited -> K.PayedFor
-        Deleted -> K.DidNotPayFor
-    )
-
-incomeSection :: Status -> Conf -> [User] -> [Income] -> Text
-incomeSection status conf users incomes =
-  section
-    (plural (length incomes) singleKey pluralKey)
-    (map (isPayedFrom status conf users) . sortOn Income.date $ incomes)
-  where (singleKey, pluralKey) =
-          case status of
-            Created -> (K.IncomeCreated, K.IncomesCreated)
-            Edited -> (K.IncomeEdited, K.IncomesEdited)
-            Deleted -> (K.IncomeDeleted, K.IncomesDeleted)
-
-isPayedFrom :: Status -> Conf -> [User] -> Income -> Text
-isPayedFrom status conf users income =
-  getParamMessage
-    [ formatUserName (Income.userId income) users
-    , Format.price conf . Income.amount $ income
-    , formatDay $ Income.date income
-    ]
-    ( case status of
-        Created -> K.IsPayedFrom
-        Edited -> K.IsPayedFrom
-        Deleted -> K.IsNotPayedFrom
-    )
-
-formatUserName :: UserId -> [User] -> Text
-formatUserName userId = fromMaybe "−" . fmap User.name . findUser userId
-
-formatDay :: Day -> Text
-formatDay d =
-  let (year, month, day) = toGregorian d
-  in  getParamMessage
-      [ T.pack . show $ day
-      , fromMaybe "−" . fmap getMessage . monthToKey $ month
-      , T.pack . show $ year
-      ]
-      K.LongDate
-
-section :: Text -> [Text] -> Text
-section title items =
-  T.concat
-    [ title
-    , "\n\n"
-    , T.unlines . map ("  - " <>) $ items
-    ]
diff --git a/src/server/View/Page.hs b/src/server/View/Page.hs
deleted file mode 100644
index 5a2e4f8..0000000
--- a/src/server/View/Page.hs
+++ /dev/null
@@ -1,48 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module View.Page
-  ( page
-  ) where
-
-import Data.Text.Internal.Lazy (Text)
-import Data.Text.Lazy.Encoding (decodeUtf8)
-import Data.Aeson (encode)
-import qualified Data.Aeson.Types as Json
-
-import Text.Blaze.Html
-import Text.Blaze.Html5
-import qualified Text.Blaze.Html5 as H
-import Text.Blaze.Html5.Attributes
-import qualified Text.Blaze.Html5.Attributes as A
-import Text.Blaze.Html.Renderer.Text (renderHtml)
-
-import Design.Global (globalDesign)
-
-import Model.Message
-import Model.Json.Conf
-import Model.Json.Init (InitResult)
-import Model.Message.Key (Key(SharedCost))
-
-page :: Conf -> InitResult -> Text
-page conf initResult =
-  renderHtml . docTypeHtml $ do
-    H.head $ do
-      meta ! charset "UTF-8"
-      meta ! name "viewport" ! content "width=device-width, initial-scale=1, maximum-scale=1, user-scalable=0"
-      H.title (toHtml $ getMessage SharedCost)
-      script ! src "javascripts/client.js" $ ""
-      jsonScript "translations" getTranslations
-      jsonScript "conf" conf
-      jsonScript "result" initResult
-      link ! rel "stylesheet" ! type_ "text/css" ! href "css/reset.css"
-      link ! rel "icon" ! type_ "image/png" ! href "images/icon.png"
-      H.style $ toHtml globalDesign
-    body $ do
-      script ! src "javascripts/main.js" $ ""
-
-jsonScript :: Json.ToJSON a => Text -> a -> Html
-jsonScript scriptId json =
-  script
-    ! A.id (toValue scriptId)
-    ! type_ "application/json"
-    $ toHtml . decodeUtf8 . encode $ json