Use a better project structure

56 files changed, 0 insertions, 3552 deletions

diff --git a/src/server/Common b/src/server/Common
deleted file mode 120000
index 60d3b0a..0000000
--- a/src/server/Common
+++ /dev/null
@@ -1 +0,0 @@
-../common
\ No newline at end of file
diff --git a/src/server/Conf.hs b/src/server/Conf.hs
deleted file mode 100644
index 92df4e9..0000000
--- a/src/server/Conf.hs
+++ /dev/null
@@ -1,39 +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)
-
-import Common.Model.Currency (Currency(..))
-
-data Conf = Conf
-  { hostname :: Text
-  , port :: Int
-  , signInExpiration :: NominalDiffTime
-  , currency :: Currency
-  , 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 <*>
-        fmap Currency (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 1a44083..0000000
--- a/src/server/Controller/Category.hs
+++ /dev/null
@@ -1,55 +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 Common.Model.Category (CategoryId)
-import qualified Common.Message as Message
-import qualified Common.Message.Key as Key
-import qualified Common.Model.CreateCategory as Json
-import qualified Common.Model.EditCategory as Json
-
-import Json (jsonId)
-import qualified Model.Category as Category
-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.fromStrict $ Message.get Key.Category_NotDeleted
-  )
diff --git a/src/server/Controller/Income.hs b/src/server/Controller/Income.hs
deleted file mode 100644
index 148b713..0000000
--- a/src/server/Controller/Income.hs
+++ /dev/null
@@ -1,48 +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 qualified Common.Message as Message
-import qualified Common.Message.Key as Key
-import Common.Model (CreateIncome(..), EditIncome(..), IncomeId, User(..))
-
-import Json (jsonId)
-import qualified Model.Income as Income
-import qualified Model.Query as Query
-import qualified Secure
-
-create :: CreateIncome -> ActionM ()
-create (CreateIncome date amount) =
-  Secure.loggedAction (\user ->
-    (liftIO . Query.run $ Income.create (_user_id user) date amount) >>= jsonId
-  )
-
-editOwn :: EditIncome -> ActionM ()
-editOwn (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.fromStrict $ Message.get Key.Income_NotDeleted
-  )
diff --git a/src/server/Controller/Index.hs b/src/server/Controller/Index.hs
deleted file mode 100644
index 8473c5c..0000000
--- a/src/server/Controller/Index.hs
+++ /dev/null
@@ -1,86 +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 Prelude hiding (error)
-import Web.Scotty hiding (get)
-
-import qualified Common.Message as Message
-import Common.Message.Key (Key)
-import qualified Common.Message.Key as Key
-import Common.Model (InitResult(..), User(..))
-
-import Conf (Conf(..))
-import Model.Init (getInit)
-import qualified LoginSession
-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 . InitEmpty . Left . Message.get $ errorKey
-        Right user ->
-          liftIO . Query.run . fmap InitSuccess $ getInit user conf
-    Nothing -> do
-      mbLoggedUser <- getLoggedUser
-      case mbLoggedUser of
-        Nothing ->
-          return . InitEmpty . Right $ Nothing
-        Just user ->
-          liftIO . Query.run . fmap InitSuccess $ getInit user conf
-  html $ page 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 $ Key.SignIn_LinkInvalid
-        Just signIn ->
-          if SignIn.isUsed signIn
-            then
-              return . Left $ Key.SignIn_LinkUsed
-            else
-              let diffTime = now `diffUTCTime` (SignIn.creation signIn)
-              in  if diffTime > signInExpiration conf
-                    then
-                      return . Left $ Key.SignIn_LinkExpired
-                    else do
-                      LoginSession.put conf (SignIn.token signIn)
-                      mbUser <- liftIO . Query.run $ do
-                        SignIn.signInTokenToUsed . SignIn.id $ signIn
-                        User.get . SignIn.email $ signIn
-                      return $ case mbUser of
-                        Nothing -> Left Key.Secure_Unauthorized
-                        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 6a9ede7..0000000
--- a/src/server/Controller/Payment.hs
+++ /dev/null
@@ -1,60 +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 qualified Common.Model.CreatePayment as M
-import qualified Common.Model.EditPayment as M
-import Common.Model (PaymentId, User(..))
-
-import Json (jsonId)
-import qualified Model.Payment as Payment
-import qualified Model.PaymentCategory as PaymentCategory
-import qualified Model.Query as Query
-import qualified Secure
-
-list :: ActionM ()
-list =
-  Secure.loggedAction (\_ ->
-    (liftIO . Query.run $ Payment.list) >>= json
-  )
-
-create :: M.CreatePayment -> ActionM ()
-create (M.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 :: M.EditPayment -> ActionM ()
-editOwn (M.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 932ce53..0000000
--- a/src/server/Controller/SignIn.hs
+++ /dev/null
@@ -1,47 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Controller.SignIn
-  ( signIn
-  ) where
-
-import Control.Monad.IO.Class (liftIO)
-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 qualified Common.Message as Message
-import qualified Common.Message.Key as Key
-import qualified Common.Model.SignIn as M
-
-import Conf (Conf)
-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 -> M.SignIn -> ActionM ()
-signIn conf (M.SignIn email) =
-  if Email.isValid (TE.encodeUtf8 email)
-    then do
-      maybeUser <- liftIO . Query.run $ User.get email
-      case maybeUser of
-        Just user -> do
-          token <- liftIO . Query.run $ SignIn.createSignInToken email
-          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 [email]
-          case maybeSentMail of
-            Right _ -> textKey ok200 Key.SignIn_EmailSent
-            Left _ -> textKey badRequest400 Key.SignIn_EmailSendFail
-        Nothing -> textKey badRequest400 Key.Secure_Unauthorized
-    else textKey badRequest400 Key.SignIn_EmailInvalid
-  where textKey st key = status st >> (text . TL.fromStrict $ Message.get key)
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 06c468e..0000000
--- a/src/server/Design/Color.hs
+++ /dev/null
@@ -1,35 +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
-
-black :: C.Color
-black = C.black
-
-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 47ea4a9..0000000
--- a/src/server/Design/Global.hs
+++ /dev/null
@@ -1,75 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.Global
-  ( globalDesign
-  ) where
-
-import Clay
-
-import Data.Text.Lazy (Text)
-
-import qualified Design.Views as Views
-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
-  ".errors" ? Errors.design
-  ".dialog" ? Dialog.design
-  ".tooltip" ? Tooltip.design
-  Views.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
-
-  input ? fontSize inherit
-
-  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/Helper.hs b/src/server/Design/Helper.hs
deleted file mode 100644
index 41528ed..0000000
--- a/src/server/Design/Helper.hs
+++ /dev/null
@@ -1,90 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.Helper
-  ( clearFix
-  , button
-  , waitable
-  , input
-  , centeredWithMargin
-  , verticalCentering
-  ) where
-
-import Prelude hiding (span)
-
-import Clay hiding (button, input)
-
-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
-  display flex
-  alignItems center
-  justifyContent center
-  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)
-  waitable
-
-waitable :: Css
-waitable = do
-  svg # ".loader" ? display none
-  ".waiting" & do
-    ".content" ? do
-      display flex
-      fontSize (px 0)
-      opacity 0
-    svg # ".loader" ? do
-      display block
-      rotateKeyframes
-      rotateAnimation
-
-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%)"
-
-rotateAnimation :: Css
-rotateAnimation = do
-  animationName "rotate"
-  animationDuration (sec 1)
-  animationTimingFunction easeOut
-  animationIterationCount infinite
-
-rotateKeyframes :: Css
-rotateKeyframes = keyframes
-  "rotate"
-  [ (0, "transform" -: "rotate(0deg)")
-  , (100, "transform" -: "rotate(360deg)")
-  ]
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/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/Design/View/Header.hs b/src/server/Design/View/Header.hs
deleted file mode 100644
index 20627e6..0000000
--- a/src/server/Design/View/Header.hs
+++ /dev/null
@@ -1,78 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.View.Header
-  ( design
-  ) where
-
-import Data.Monoid ((<>))
-
-import Clay
-
-import Design.Color as Color
-import qualified Design.Helper as Helper
-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
-      Helper.waitable
-      heightMedia
-      svg ? do
-        Media.tabletDesktop $ width (px 30)
-        Media.mobile $ width (px 20)
-        "path" ? ("fill" -: "white")
-
-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/View/Payment.hs b/src/server/Design/View/Payment.hs
deleted file mode 100644
index d3c7650..0000000
--- a/src/server/Design/View/Payment.hs
+++ /dev/null
@@ -1,17 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.View.Payment
-  ( design
-  ) where
-
-import Clay
-
-import qualified Design.View.Payment.Header as Header
-import qualified Design.View.Payment.Table as Table
-import qualified Design.View.Payment.Pages as Pages
-
-design :: Css
-design = do
-  ".header" ? Header.design
-  ".table" ? Table.design
-  ".pages" ? Pages.design
diff --git a/src/server/Design/View/Payment/Header.hs b/src/server/Design/View/Payment/Header.hs
deleted file mode 100644
index f02da8a..0000000
--- a/src/server/Design/View/Payment/Header.hs
+++ /dev/null
@@ -1,84 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.View.Payment.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/View/Payment/Pages.hs b/src/server/Design/View/Payment/Pages.hs
deleted file mode 100644
index ade81a8..0000000
--- a/src/server/Design/View/Payment/Pages.hs
+++ /dev/null
@@ -1,54 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.View.Payment.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/View/Payment/Table.hs b/src/server/Design/View/Payment/Table.hs
deleted file mode 100644
index a866b40..0000000
--- a/src/server/Design/View/Payment/Table.hs
+++ /dev/null
@@ -1,42 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.View.Payment.Table
-  ( design
-  ) where
-
-import Clay
-
-import qualified Design.Color as Color
-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)
-
-    ".button" & svg ? do
-      "path" ? ("fill" -: (plain . unValue . value $ Color.chestnutRose))
-      width (px 18)
diff --git a/src/server/Design/View/SignIn.hs b/src/server/Design/View/SignIn.hs
deleted file mode 100644
index 214e663..0000000
--- a/src/server/Design/View/SignIn.hs
+++ /dev/null
@@ -1,42 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.View.SignIn
-  ( design
-  ) where
-
-import Clay
-import Data.Monoid ((<>))
-
-import qualified Design.Color as Color
-import qualified Design.Helper as Helper
-import qualified Design.Constants as Constants
-
-design :: Css
-design = 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.button Color.gothic Color.white (px inputHeight) Constants.focusLighten
-    display flex
-    alignItems center
-    justifyContent center
-    width (pct 100)
-    fontSize (em 1.2)
-    svg ? "path" ? ("fill" -: "white")
-
-  ".success" <> ".error" ? do
-    marginTop (px 40)
-    textAlign (alignSide sideCenter)
-
-  ".success" ? color Color.mossGreen
-  ".error" ? color Color.chestnutRose
diff --git a/src/server/Design/View/Stat.hs b/src/server/Design/View/Stat.hs
deleted file mode 100644
index 0a5b258..0000000
--- a/src/server/Design/View/Stat.hs
+++ /dev/null
@@ -1,15 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.View.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/View/Table.hs b/src/server/Design/View/Table.hs
deleted file mode 100644
index 95abf90..0000000
--- a/src/server/Design/View/Table.hs
+++ /dev/null
@@ -1,84 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.View.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/Views.hs b/src/server/Design/Views.hs
deleted file mode 100644
index bc6ac83..0000000
--- a/src/server/Design/Views.hs
+++ /dev/null
@@ -1,49 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Design.Views
-  ( design
-  ) where
-
-import Clay
-
-import qualified Design.View.Header as Header
-import qualified Design.View.Payment as Payment
-import qualified Design.View.SignIn as SignIn
-import qualified Design.View.Stat as Stat
-import qualified Design.View.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
-  header ? Header.design
-  ".payment" ? Payment.design
-  ".signIn" ? SignIn.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/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 ba24cca..0000000
--- a/src/server/Job/MonthlyPayment.hs
+++ /dev/null
@@ -1,26 +0,0 @@
-module Job.MonthlyPayment
-  ( monthlyPayment
-  ) where
-
-import Data.Time.Clock (UTCTime, getCurrentTime)
-
-import Common.Model (Frequency(..), Payment(..))
-
-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 db73474..0000000
--- a/src/server/Main.hs
+++ /dev/null
@@ -1,79 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-import Control.Applicative (liftA3)
-import Control.Monad.IO.Class (liftIO)
-
-import Network.Wai.Middleware.Static
-import qualified Data.Text.Lazy as LT
-import Web.Scotty
-
-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
-import Job.Daemon (runDaemons)
-import Model.Payer (getOrderedExceedingPayers)
-import qualified Data.Time as Time
-import qualified Model.User as UserM
-import qualified Model.Income as IncomeM
-import qualified Model.Payment as PaymentM
-import qualified Model.Query as Query
-
-main :: IO ()
-main = do
-  conf <- Conf.get "application.conf"
-  _ <- runDaemons conf
-  scotty (Conf.port conf) $ do
-    middleware . staticPolicy $ noDots >-> addBase "public"
-
-    get "/exceedingPayer" $ do
-      time <- liftIO Time.getCurrentTime
-      (users, incomes, payments) <- liftIO . Query.run $
-        liftA3 (,,) UserM.list IncomeM.list PaymentM.list
-      let exceedingPayers = getOrderedExceedingPayers time users incomes payments
-      text . LT.pack . show $ exceedingPayers
-
-    get "/" $ do
-      signInToken <- mbParam "signInToken"
-      Index.get conf signInToken
-
-    post "/signIn" $ do
-      jsonData >>= SignIn.signIn conf
-
-    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 6b7a488..0000000
--- a/src/server/Model/Category.hs
+++ /dev/null
@@ -1,79 +0,0 @@
-{-# LANGUAGE OverloadedStrings    #-}
-{-# OPTIONS_GHC -fno-warn-orphans #-}
-
-module Model.Category
-  ( list
-  , create
-  , edit
-  , delete
-  ) where
-
-import Data.Maybe (isJust, listToMaybe)
-import Data.Text (Text)
-import Data.Time.Clock (getCurrentTime)
-import Database.SQLite.Simple (Only(Only), FromRow(fromRow))
-import qualified Database.SQLite.Simple as SQLite
-import Prelude hiding (id)
-
-import Common.Model (Category(..), CategoryId)
-
-import Model.Query (Query(Query))
-
-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 4f7b83d..0000000
--- a/src/server/Model/Frequency.hs
+++ /dev/null
@@ -1,22 +0,0 @@
-{-# LANGUAGE DeriveGeneric        #-}
-{-# LANGUAGE OverloadedStrings    #-}
-{-# LANGUAGE TemplateHaskell      #-}
-{-# OPTIONS_GHC -fno-warn-orphans #-}
-
-module Model.Frequency () 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
-
-import Common.Model.Frequency (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 bbe7657..0000000
--- a/src/server/Model/Income.hs
+++ /dev/null
@@ -1,97 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-{-# OPTIONS_GHC -fno-warn-orphans #-}
-
-module Model.Income
-  ( list
-  , create
-  , editOwn
-  , deleteOwn
-  , modifiedDuring
-  ) where
-
-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 Common.Model (Income(..), IncomeId, User(..), UserId)
-
-import Model.Query (Query(Query))
-import Resource (Resource, resourceCreatedAt, resourceEditedAt, resourceDeletedAt)
-
-instance Resource Income where
-  resourceCreatedAt = _income_createdAt
-  resourceEditedAt = _income_editedAt
-  resourceDeletedAt = _income_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 _income_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 <$> SQLite.query conn "SELECT * FROM income WHERE id = ?" (Only incomeId)
-    case mbIncome of
-      Just income ->
-        if _income_userId income == _user_id user
-          then do
-            now <- getCurrentTime
-            SQLite.execute conn "UPDATE income SET deleted_at = ? WHERE id = ?" (now, incomeId)
-            return True
-          else
-            return False
-      Nothing ->
-        return False
-  )
-
-modifiedDuring :: UTCTime -> UTCTime -> Query [Income]
-modifiedDuring start end =
-  Query (\conn ->
-    SQLite.query
-      conn
-      "SELECT * FROM income WHERE (created_at >= ? AND created_at <= ?) OR (edited_at >= ? AND edited_at <= ?) OR (deleted_at >= ? AND deleted_at <= ?)"
-      (start, end, start, end, start, end)
-  )
diff --git a/src/server/Model/Init.hs b/src/server/Model/Init.hs
deleted file mode 100644
index 8c6a961..0000000
--- a/src/server/Model/Init.hs
+++ /dev/null
@@ -1,27 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module Model.Init
-  ( getInit
-  ) where
-
-import Common.Model (Init(Init), User(..))
-
-import Conf (Conf)
-import qualified Conf
-import Model.Query (Query)
-import qualified Model.Category as Category
-import qualified Model.Income as Income
-import qualified Model.Payment as Payment
-import qualified Model.PaymentCategory as PaymentCategory
-import qualified Model.User as User
-
-getInit :: User -> Conf -> Query Init
-getInit user conf =
-  Init <$>
-    User.list <*>
-    (return . _user_id $ user) <*>
-    Payment.list <*>
-    Income.list <*>
-    Category.list <*>
-    PaymentCategory.list <*>
-    (return . Conf.currency $ conf)
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/Payer.hs b/src/server/Model/Payer.hs
deleted file mode 100644
index de4abd1..0000000
--- a/src/server/Model/Payer.hs
+++ /dev/null
@@ -1,216 +0,0 @@
-module Model.Payer
-  ( getOrderedExceedingPayers
-  ) where
-
-import Data.Map (Map)
-import Data.Time (UTCTime(..), NominalDiffTime)
-import qualified Data.List as List
-import qualified Data.Map as Map
-import qualified Data.Maybe as Maybe
-import qualified Data.Time as Time
-
-import Common.Model (User(..), UserId, Income(..), IncomeId, Payment(..))
-
-type Users = Map UserId User
-
-type Payers = Map UserId Payer
-
-type Incomes = Map IncomeId Income
-
-type Payments = [Payment]
-
-data Payer = Payer
-  { preIncomePaymentSum :: Int
-  , postIncomePaymentSum :: Int
-  , _incomes :: [Income]
-  }
-
-data PostPaymentPayer = PostPaymentPayer
-  { _preIncomePaymentSum :: Int
-  , _cumulativeIncome :: Int
-  , ratio :: Float
-  }
-
-data ExceedingPayer = ExceedingPayer
-  { _userId :: UserId
-  , amount :: Int
-  } deriving (Show)
-
-getOrderedExceedingPayers :: UTCTime -> [User] -> [Income] -> Payments -> [ExceedingPayer]
-getOrderedExceedingPayers currentTime users incomes payments =
-  let usersMap = Map.fromList . map (\user -> (_user_id user, user)) $ users
-      incomesMap = Map.fromList . map (\income -> (_income_id income, income)) $ incomes
-      payers = getPayers currentTime usersMap incomesMap payments
-      exceedingPayersOnPreIncome =
-        exceedingPayersFromAmounts
-          . Map.toList
-          . Map.map preIncomePaymentSum
-          $ payers
-      mbSince = useIncomesFrom usersMap incomesMap payments
-  in  case mbSince of
-        Just since ->
-          let postPaymentPayers = Map.map (getPostPaymentPayer currentTime since) payers
-              mbMaxRatio =
-                safeMaximum
-                  . map (ratio . snd)
-                  . Map.toList
-                  $ postPaymentPayers
-          in  case mbMaxRatio of
-                Just maxRatio ->
-                  exceedingPayersFromAmounts
-                    . Map.toList
-                    . Map.map (getFinalDiff maxRatio)
-                    $ postPaymentPayers
-                Nothing ->
-                  exceedingPayersOnPreIncome
-        _ ->
-          exceedingPayersOnPreIncome
-
-useIncomesFrom :: Users -> Incomes -> Payments -> Maybe UTCTime
-useIncomesFrom users incomes payments =
-  let firstPaymentTime = safeHead . List.sort . map paymentTime $ payments
-      mbIncomeTime = incomeDefinedForAll (Map.keys users) incomes
-  in  case (firstPaymentTime, mbIncomeTime) of
-        (Just t1, Just t2) -> Just (max t1 t2)
-        _ -> Nothing
-
-paymentTime :: Payment -> UTCTime
-paymentTime = flip UTCTime (Time.secondsToDiffTime 0) . _payment_date
-
-getPayers :: UTCTime -> Users -> Incomes -> Payments -> Payers
-getPayers currentTime users incomes payments =
-  let userIds = Map.keys users
-      incomesDefined = incomeDefinedForAll userIds incomes
-  in  Map.fromList
-        . map (\userId ->
-            ( userId
-            , Payer
-                { preIncomePaymentSum =
-                    totalPayments
-                      (\p -> paymentTime p < (Maybe.fromMaybe currentTime incomesDefined))
-                      userId
-                      payments
-                , postIncomePaymentSum =
-                    totalPayments
-                      (\p ->
-                        case incomesDefined of
-                          Nothing -> False
-                          Just t -> paymentTime p >= t
-                      )
-                      userId
-                      payments
-                , _incomes = filter ((==) userId . _income_userId) (Map.elems incomes)
-                }
-            )
-        )
-        $ userIds
-
-exceedingPayersFromAmounts :: [(UserId, Int)] -> [ExceedingPayer]
-exceedingPayersFromAmounts userAmounts =
-  case mbMinAmount of
-    Nothing ->
-      []
-    Just minAmount ->
-      filter (\payer -> amount payer > 0)
-        . map (\userAmount ->
-           ExceedingPayer
-             { _userId = fst userAmount
-             , amount = snd userAmount - minAmount
-             }
-        )
-        $ userAmounts
-  where mbMinAmount = safeMinimum . map snd $ userAmounts
-
-getPostPaymentPayer :: UTCTime -> UTCTime -> Payer -> PostPaymentPayer
-getPostPaymentPayer currentTime since payer =
-  PostPaymentPayer
-    { _preIncomePaymentSum = preIncomePaymentSum payer
-    , _cumulativeIncome = cumulativeIncome
-    , ratio = (fromIntegral . postIncomePaymentSum $ payer) / (fromIntegral cumulativeIncome)
-    }
-  where cumulativeIncome = cumulativeIncomesSince currentTime since (_incomes payer)
-
-getFinalDiff :: Float -> PostPaymentPayer -> Int
-getFinalDiff maxRatio payer =
-  let postIncomeDiff =
-        truncate $ -1.0 * (maxRatio - ratio payer) * (fromIntegral . _cumulativeIncome $ payer)
-  in  postIncomeDiff + _preIncomePaymentSum payer
-
-incomeDefinedForAll :: [UserId] -> Incomes -> Maybe UTCTime
-incomeDefinedForAll userIds incomes =
-  let userIncomes = map (\userId -> filter ((==) userId . _income_userId) . Map.elems $ incomes) userIds
-      firstIncomes = map (safeHead . List.sortOn incomeTime) userIncomes
-  in  if all Maybe.isJust firstIncomes
-        then safeHead . reverse . List.sort . map incomeTime . Maybe.catMaybes $ firstIncomes
-        else Nothing
-
-cumulativeIncomesSince :: UTCTime -> UTCTime -> [Income] -> Int
-cumulativeIncomesSince currentTime since incomes =
-  getCumulativeIncome currentTime (getOrderedIncomesSince since incomes)
-
-getOrderedIncomesSince :: UTCTime -> [Income] -> [Income]
-getOrderedIncomesSince time incomes =
-  let mbStarterIncome = getIncomeAt time incomes
-      orderedIncomesSince = filter (\income -> incomeTime income >= time) incomes
-  in  (Maybe.maybeToList mbStarterIncome) ++ orderedIncomesSince
-
-getIncomeAt :: UTCTime -> [Income] -> Maybe Income
-getIncomeAt time incomes =
-  case incomes of
-    [x] ->
-      if incomeTime x < time
-        then Just $ x { _income_date = utctDay time }
-        else Nothing
-    x1 : x2 : xs ->
-      if incomeTime x1 < time && incomeTime x2 >= time
-        then Just $ x1 { _income_date = utctDay time }
-        else getIncomeAt time (x2 : xs)
-    [] ->
-      Nothing
-
-getCumulativeIncome :: UTCTime -> [Income] -> Int
-getCumulativeIncome currentTime incomes =
-  sum
-    . map durationIncome
-    . getIncomesWithDuration currentTime
-    . List.sortOn incomeTime
-    $ incomes
-
-getIncomesWithDuration :: UTCTime -> [Income] -> [(NominalDiffTime, Int)]
-getIncomesWithDuration currentTime incomes =
-  case incomes of
-    [] ->
-      []
-    [income] ->
-      [(Time.diffUTCTime currentTime (incomeTime income), _income_amount income)]
-    (income1 : income2 : xs) ->
-      (Time.diffUTCTime (incomeTime income2) (incomeTime income1), _income_amount income1) : (getIncomesWithDuration currentTime (income2 : xs))
-
-incomeTime :: Income -> UTCTime
-incomeTime = flip UTCTime (Time.secondsToDiffTime 0) . _income_date
-
-durationIncome :: (NominalDiffTime, Int) -> Int
-durationIncome (duration, income) =
-  truncate $ duration * fromIntegral income / (nominalDay * 365 / 12)
-
-nominalDay :: NominalDiffTime
-nominalDay = 86400
-
-safeHead :: [a] -> Maybe a
-safeHead [] = Nothing
-safeHead (x : _) = Just x
-
-safeMinimum :: (Ord a) => [a] -> Maybe a
-safeMinimum [] = Nothing
-safeMinimum xs = Just . minimum $ xs
-
-safeMaximum :: (Ord a) => [a] -> Maybe a
-safeMaximum [] = Nothing
-safeMaximum xs = Just . maximum $ xs
-
-totalPayments :: (Payment -> Bool) -> UserId -> Payments -> Int
-totalPayments paymentFilter userId payments =
-  sum
-    . map _payment_cost
-    . filter (\payment -> paymentFilter payment && _payment_user payment == userId)
-    $ payments
diff --git a/src/server/Model/Payment.hs b/src/server/Model/Payment.hs
deleted file mode 100644
index 3893850..0000000
--- a/src/server/Model/Payment.hs
+++ /dev/null
@@ -1,178 +0,0 @@
-{-# LANGUAGE OverloadedStrings    #-}
-{-# OPTIONS_GHC -fno-warn-orphans #-}
-
-module Model.Payment
-  ( Payment(..)
-  , find
-  , list
-  , listMonthly
-  , create
-  , createMany
-  , editOwn
-  , deleteOwn
-  , modifiedDuring
-  ) where
-
-import Data.Maybe (listToMaybe)
-import Data.Text (Text)
-import qualified Data.Text as T
-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 Common.Model.Frequency
-import Common.Model.Payment (Payment(..))
-import Common.Model.User (UserId)
-import Common.Model.Payment (PaymentId)
-
-import Model.Frequency ()
-import Model.Query (Query(Query))
-import Resource (Resource, resourceCreatedAt, resourceEditedAt, resourceDeletedAt)
-
-instance Resource Payment where
-  resourceCreatedAt = _payment_createdAt
-  resourceEditedAt = _payment_editedAt
-  resourceDeletedAt = _payment_deletedAt
-
-instance FromRow Payment where
-  fromRow = Payment <$>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field <*>
-    SQLite.field
-
-instance ToRow Payment where
-  toRow p =
-    [ toField (_payment_user p)
-    , toField (_payment_name p)
-    , toField (_payment_cost p)
-    , toField (_payment_date p)
-    , toField (_payment_frequency p)
-    , toField (_payment_createdAt p)
-    ]
-
-find :: PaymentId -> Query (Maybe Payment)
-find paymentId =
-  Query (\conn -> listToMaybe <$>
-    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
-      (SQLite.Query $ T.intercalate " "
-        [ "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 userId paymentName paymentCost paymentDate paymentFrequency =
-  Query (\conn -> do
-    now <- getCurrentTime
-    SQLite.execute
-      conn
-      (SQLite.Query $ T.intercalate " "
-        [ "INSERT INTO payment (user_id, name, cost, date, frequency, created_at)"
-        , "VALUES (?, ?, ?, ?, ?, ?)"
-        ])
-      (userId, paymentName, paymentCost, paymentDate, paymentFrequency, now)
-    SQLite.lastInsertRowId conn
-  )
-
-createMany :: [Payment] -> Query ()
-createMany payments =
-  Query (\conn ->
-    SQLite.executeMany
-      conn
-      (SQLite.Query $ T.intercalate ""
-        [ "INSERT INTO payment (user_id, name, cost, date, frequency, created_at)"
-        , "VALUES (?, ?, ?, ?, ?, ?)"
-        ])
-      payments
-  )
-
-editOwn :: UserId -> PaymentId -> Text -> Int -> Day -> Frequency -> Query Bool
-editOwn userId 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 _payment_user payment == userId
-          then do
-            now <- getCurrentTime
-            SQLite.execute
-              conn
-              (SQLite.Query $ T.intercalate " "
-                [ "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 userId paymentId =
-  Query (\conn -> do
-    mbPayment <- listToMaybe <$>
-      SQLite.query conn "SELECT * FROM payment WHERE id = ?" (Only paymentId)
-    case mbPayment of
-      Just payment ->
-        if _payment_user payment == userId
-          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
-      (SQLite.Query $ T.intercalate " "
-        [ "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 6e1d304..0000000
--- a/src/server/Model/PaymentCategory.hs
+++ /dev/null
@@ -1,62 +0,0 @@
-{-# LANGUAGE OverloadedStrings    #-}
-{-# OPTIONS_GHC -fno-warn-orphans #-}
-
-module Model.PaymentCategory
-  ( list
-  , listByCategory
-  , save
-  ) where
-
-import Data.Maybe (isJust, listToMaybe)
-import Data.Text (Text)
-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 Common.Model (CategoryId, PaymentCategory(..))
-import qualified Common.Util.Text as T
-
-import Model.Query (Query(Query))
-
-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 <$> nextRandom
diff --git a/src/server/Model/User.hs b/src/server/Model/User.hs
deleted file mode 100644
index e14fcef..0000000
--- a/src/server/Model/User.hs
+++ /dev/null
@@ -1,49 +0,0 @@
-{-# LANGUAGE OverloadedStrings    #-}
-{-# OPTIONS_GHC -fno-warn-orphans #-}
-
-module Model.User
-  ( list
-  , get
-  , create
-  , delete
-  ) where
-
-import Data.Maybe (listToMaybe)
-import Data.Text (Text)
-import Data.Time.Clock (getCurrentTime)
-import Database.SQLite.Simple (Only(Only), FromRow(fromRow))
-import Prelude hiding (id)
-import qualified Database.SQLite.Simple as SQLite
-
-import Common.Model (UserId, User(..))
-
-import Model.Query (Query(Query))
-
-instance FromRow User where
-  fromRow = User <$> SQLite.field <*> SQLite.field <*> SQLite.field <*> SQLite.field
-
-list :: Query [User]
-list = Query (\conn -> SQLite.query_ conn "SELECT * from user ORDER BY creation DESC")
-
-get :: Text -> Query (Maybe User)
-get userEmail =
-  Query (\conn -> listToMaybe <$>
-    SQLite.query conn "SELECT * FROM user WHERE email = ? LIMIT 1" (Only userEmail)
-  )
-
-create :: Text -> Text -> Query UserId
-create userEmail userName =
-  Query (\conn -> do
-    now <- getCurrentTime
-    SQLite.execute
-      conn
-      "INSERT INTO user (creation, email, name) VALUES (?, ?, ?)"
-      (now, userEmail, userName)
-    SQLite.lastInsertRowId conn
-  )
-
-delete :: Text -> Query ()
-delete 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 f427304..0000000
--- a/src/server/Secure.hs
+++ /dev/null
@@ -1,47 +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 qualified Common.Message as Message
-import qualified Common.Message.Key as Key
-import Common.Model (User)
-
-import Model.Query (Query)
-import qualified LoginSession
-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 . Message.get $ Key.Secure_Unauthorized
-    Nothing -> do
-      status forbidden403
-      html . fromStrict . Message.get $ Key.Secure_Forbidden
-
-getUserFromToken :: Text -> Query (Maybe User)
-getUserFromToken token = do
-  mbSignIn <- SignIn.getSignIn token
-  case mbSignIn of
-    Just signIn ->
-      User.get (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/Time.hs b/src/server/Utils/Time.hs
deleted file mode 100644
index 97457c7..0000000
--- a/src/server/Utils/Time.hs
+++ /dev/null
@@ -1,25 +0,0 @@
-module Utils.Time
-  ( belongToCurrentMonth
-  , belongToCurrentWeek
-  , timeToDay
-  ) where
-
-import Data.Time.Clock (UTCTime, getCurrentTime)
-import Data.Time.LocalTime
-import Data.Time.Calendar
-import Data.Time.Calendar.WeekDate (toWeekDate)
-
-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
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/Mail/SignIn.hs b/src/server/View/Mail/SignIn.hs
deleted file mode 100644
index 12c4f34..0000000
--- a/src/server/View/Mail/SignIn.hs
+++ /dev/null
@@ -1,24 +0,0 @@
-{-# LANGUAGE OverloadedStrings #-}
-
-module View.Mail.SignIn
-  ( mail
-  ) where
-
-import Data.Text (Text)
-
-import qualified Common.Message as Message
-import qualified Common.Message.Key as Key
-import Common.Model.User (User(..))
-
-import Conf (Conf)
-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 = Message.get Key.SignIn_MailTitle
-    , M.plainBody = Message.get (Key.SignIn_MailBody (_user_name user) url)
-    }
diff --git a/src/server/View/Mail/WeeklyReport.hs b/src/server/View/Mail/WeeklyReport.hs
deleted file mode 100644
index 0bafb70..0000000
--- a/src/server/View/Mail/WeeklyReport.hs
+++ /dev/null
@@ -1,102 +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.Clock (UTCTime)
-import qualified Data.Map as M
-import qualified Data.Text as T
-
-import qualified Common.Message as Message
-import qualified Common.Message.Key as Key
-import Common.Model (Payment(..), User(..), UserId, Income(..))
-import qualified Common.Model.User as User
-import qualified Common.View.Format as Format
-
-import Model.Mail (Mail(Mail))
-import Model.Payment ()
-import qualified Model.Income ()
-import qualified Model.Mail as M
-import Resource (Status(..), groupByStatus, statuses)
-import Conf (Conf)
-import qualified Conf as Conf
-
-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
-        [ Message.get Key.App_Title
-        , " − "
-        , Message.get Key.WeeklyReport_Title
-        ]
-    , 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
-      Message.get Key.WeeklyReport_Empty
-    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 sectionTitle sectionItems
-  where count = length payments
-        sectionTitle = Message.get $ case status of
-          Created -> if count > 1 then Key.WeeklyReport_PaymentsCreated count else Key.WeeklyReport_PaymentCreated count
-          Edited -> if count > 1 then Key.WeeklyReport_PaymentsEdited count else Key.WeeklyReport_PaymentEdited count
-          Deleted -> if count > 1 then Key.WeeklyReport_PaymentsDeleted count else Key.WeeklyReport_PaymentDeleted count
-        sectionItems = map (payedFor status conf users) . sortOn _payment_date $ payments
-
-payedFor :: Status -> Conf -> [User] -> Payment -> Text
-payedFor status conf users payment =
-  case status of
-    Deleted -> Message.get (Key.WeeklyReport_PayedForNot name amount for at)
-    _ -> Message.get (Key.WeeklyReport_PayedFor name amount for at)
-  where name = formatUserName (_payment_user payment) users
-        amount = Format.price (Conf.currency conf) . _payment_cost $ payment
-        for = _payment_name payment
-        at = Format.longDay $ _payment_date payment
-
-incomeSection :: Status -> Conf -> [User] -> [Income] -> Text
-incomeSection status conf users incomes =
-  section sectionTitle sectionItems
-  where count = length incomes
-        sectionTitle = Message.get $ case status of
-          Created -> if count > 1 then Key.WeeklyReport_IncomesCreated count else Key.WeeklyReport_IncomeCreated count
-          Edited -> if count > 1 then Key.WeeklyReport_IncomesEdited count else Key.WeeklyReport_IncomeEdited count
-          Deleted -> if count > 1 then Key.WeeklyReport_IncomesDeleted count else Key.WeeklyReport_IncomeDeleted count
-        sectionItems = map (isPayedFrom status conf users) . sortOn _income_date $ incomes
-
-isPayedFrom :: Status -> Conf -> [User] -> Income -> Text
-isPayedFrom status conf users income =
-  case status of
-    Deleted -> Message.get (Key.WeeklyReport_PayedFromNot name amount for)
-    _ -> Message.get (Key.WeeklyReport_PayedFrom name amount for)
-  where name = formatUserName (_income_userId income) users
-        amount = Format.price (Conf.currency conf) . _income_amount $ income
-        for = Format.longDay $ _income_date income
-
-formatUserName :: UserId -> [User] -> Text
-formatUserName userId = fromMaybe "−" . fmap _user_name . User.find userId
-
-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 1c072a4..0000000
--- a/src/server/View/Page.hs
+++ /dev/null
@@ -1,43 +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 qualified Common.Message as Message
-import Common.Model.InitResult (InitResult)
-import qualified Common.Message.Key as Key
-
-import Design.Global (globalDesign)
-
-page :: InitResult -> Text
-page 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 $ Message.get Key.App_Title)
-      script ! src "javascript/main.js" $ ""
-      jsonScript "init" 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
-
-jsonScript :: Json.ToJSON a => Text -> a -> Html
-jsonScript scriptId json =
-  script
-    ! A.id (toValue scriptId)
-    ! type_ "application/json"
-    $ toHtml . decodeUtf8 . encode $ json