Embedding messages into the page

8 files changed, 225 insertions, 10 deletions

diff --git a/src/server/Model/Json/Message.hs b/src/server/Model/Json/Message.hs
new file mode 100644
index 0000000..354dd8f
--- /dev/null
+++ b/src/server/Model/Json/Message.hs
@@ -0,0 +1,16 @@
+{-# LANGUAGE DeriveGeneric #-}
+
+module Model.Json.Message
+  ( Message(..)
+  ) where
+
+import Data.Aeson
+import Data.Text (Text)
+import GHC.Generics
+
+data Message = Message
+  { message :: Text
+  } deriving (Show, Generic)
+
+instance FromJSON Message
+instance ToJSON Message
diff --git a/src/server/Model/Json/Translation.hs b/src/server/Model/Json/Translation.hs
new file mode 100644
index 0000000..7291157
--- /dev/null
+++ b/src/server/Model/Json/Translation.hs
@@ -0,0 +1,18 @@
+{-# LANGUAGE DeriveGeneric #-}
+
+module Model.Json.Translation
+  ( Translation(..)
+  ) where
+
+import GHC.Generics
+
+import Data.Aeson
+import Data.Text
+
+data Translation = Translation
+  { key :: Text
+  , message :: Text
+  } deriving (Show, Generic)
+
+instance FromJSON Translation
+instance ToJSON Translation
diff --git a/src/server/Model/Json/Translations.hs b/src/server/Model/Json/Translations.hs
new file mode 100644
index 0000000..21b188a
--- /dev/null
+++ b/src/server/Model/Json/Translations.hs
@@ -0,0 +1,17 @@
+{-# LANGUAGE DeriveGeneric #-}
+
+module Model.Json.Translations
+  ( Translations(..)
+  ) where
+
+import Data.Aeson
+import GHC.Generics
+
+import Model.Json.Translation
+
+data Translations = Translations
+  { translations :: [Translation]
+  } deriving (Show, Generic)
+
+instance FromJSON Translations
+instance ToJSON Translations
diff --git a/src/server/Model/Message.hs b/src/server/Model/Message.hs
index d84aaa9..8475740 100644
--- a/src/server/Model/Message.hs
+++ b/src/server/Model/Message.hs
@@ -1,16 +1,29 @@
-{-# LANGUAGE DeriveGeneric #-}
-
 module Model.Message
-  ( Message(..)
+  ( getMessage
+  , getVarMessage
+  , getTranslations
   ) where
 
-import Data.Aeson
 import Data.Text (Text)
-import GHC.Generics
+import qualified Data.Text as T
+
+import Model.Message.Key (Key)
+import Model.Message.Lang
+import Model.Message.Translations (getNonFormattedMessage)
+import Model.Message.Parts
+
+import Model.Json.Translations
+import Model.Json.Translation
+
+getMessage :: Key -> Text
+getMessage = getVarMessage []
+
+getVarMessage :: [Text] -> Key -> Text
+getVarMessage values key =
+  replaceParts values (getParts (getNonFormattedMessage lang key))
 
-data Message = Message
-  { message :: Text
-  } deriving (Show, Generic)
+getTranslations :: Translations
+getTranslations = Translations (map getTranslation [minBound..])
 
-instance FromJSON Message
-instance ToJSON Message
+getTranslation :: Key -> Translation
+getTranslation key = Translation (T.pack . show $ key) (getNonFormattedMessage lang key)
diff --git a/src/server/Model/Message/Key.hs b/src/server/Model/Message/Key.hs
new file mode 100644
index 0000000..59a5dbc
--- /dev/null
+++ b/src/server/Model/Message/Key.hs
@@ -0,0 +1,22 @@
+module Model.Message.Key
+  ( Key(..)
+  ) where
+
+data Key =
+
+  January
+  | February
+  | March
+  | April
+  | May
+  | June
+  | July
+  | August
+  | September
+  | October
+  | November
+  | December
+
+  | Date
+
+  deriving (Enum, Bounded, Show)
diff --git a/src/server/Model/Message/Lang.hs b/src/server/Model/Message/Lang.hs
new file mode 100644
index 0000000..f515c96
--- /dev/null
+++ b/src/server/Model/Message/Lang.hs
@@ -0,0 +1,11 @@
+module Model.Message.Lang
+  ( Lang(..)
+  , lang
+  ) where
+
+data Lang =
+  English
+  | French
+
+lang :: Lang
+lang = French
diff --git a/src/server/Model/Message/Parts.hs b/src/server/Model/Message/Parts.hs
new file mode 100644
index 0000000..b7855f8
--- /dev/null
+++ b/src/server/Model/Message/Parts.hs
@@ -0,0 +1,38 @@
+{-# LANGUAGE OverloadedStrings #-}
+
+module Model.Message.Parts
+  ( replaceParts
+  , getParts
+  ) where
+
+import Data.Maybe (listToMaybe, fromMaybe)
+import Data.Text (Text)
+import qualified Data.Text as T
+
+import Text.ParserCombinators.Parsec
+
+replaceParts :: [Text] -> [Part] -> Text
+replaceParts values = T.concat . map (replacePart values)
+
+replacePart :: [Text] -> Part -> Text
+replacePart _ (Str str) = str
+replacePart values (Num n) =
+  fromMaybe (T.concat ["{", T.pack (show n), "}"]) . listToMaybe . drop (n - 1) $ values
+
+data Part =
+  Num Int
+  | Str Text
+
+getParts :: Text -> [Part]
+getParts str =
+  case parse partsParser "" (T.unpack str) of
+    Right parts -> parts
+    Left _ -> []
+
+partsParser :: Parser [Part]
+partsParser = many partParser
+
+partParser :: Parser Part
+partParser =
+  (do _ <- string "{"; n <- read <$> many1 digit; _ <- string "}"; return (Num n))
+  <|> (do str <- T.pack <$> many1 (noneOf "{"); return (Str str))
diff --git a/src/server/Model/Message/Translations.hs b/src/server/Model/Message/Translations.hs
new file mode 100644
index 0000000..289b714
--- /dev/null
+++ b/src/server/Model/Message/Translations.hs
@@ -0,0 +1,80 @@
+{-# LANGUAGE OverloadedStrings #-}
+
+module Model.Message.Translations
+  ( getNonFormattedMessage
+  ) where
+
+import Data.Text (Text)
+
+import Model.Message.Key
+import Model.Message.Lang
+
+getNonFormattedMessage :: Lang -> Key -> Text
+getNonFormattedMessage = m
+
+m :: Lang -> Key -> Text
+
+m l January =
+  case l of
+    English -> "January"
+    French  -> "Janvier"
+
+m l February =
+  case l of
+    English -> "February"
+    French -> "Février"
+
+m l March =
+  case l of
+    English -> "March"
+    French -> "Mars"
+
+m l April =
+  case l of
+    English -> "April"
+    French -> "Avril"
+
+m l May =
+  case l of
+    English -> "May"
+    French -> "Mai"
+
+m l June =
+  case l of
+    English -> "June"
+    French -> "Juin"
+
+m l July =
+  case l of
+    English -> "July"
+    French -> "Juillet"
+
+m l August =
+  case l of
+    English -> "August"
+    French -> "Août"
+
+m l September =
+  case l of
+    English -> "September"
+    French -> "Septembre"
+
+m l October =
+  case l of
+    English -> "October"
+    French -> "Octoble"
+
+m l November =
+  case l of
+    English -> "November"
+    French -> "Novembre"
+
+m l December =
+  case l of
+    English -> "December"
+    French -> "Décembre"
+
+m l Date =
+  case l of
+    English -> "{2} {1}, {3}"
+    French -> "{1} {2} {3}"