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authorJoris2017-09-24 22:14:48 +0200
committerJoris2017-11-07 09:33:01 +0100
commit898e7ed11ab0958fcdaf65b99b33f7b04787630a (patch)
tree8b5ab951c36d7d27550a7c4eaad16bbd2cd0edb1 /src/client/Main.hs
parent14bdbc8c937f5d0b35c61350dba28cb41c3737cd (diff)
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Bootstrap with GHCJS and reflex:
- setup login and logout, - first draft of payment view.
Diffstat (limited to 'src/client/Main.hs')
-rw-r--r--src/client/Main.hs41
1 files changed, 41 insertions, 0 deletions
diff --git a/src/client/Main.hs b/src/client/Main.hs
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+module Main
+ ( main
+ ) where
+
+import qualified Data.Aeson as Aeson
+import qualified Data.ByteString.Lazy as LB
+import Data.JSString.Text (textFromJSString)
+import qualified Data.Text.Encoding as T
+import qualified GHCJS.DOM as Dom
+import qualified GHCJS.DOM.NonElementParentNode as Dom
+import GHCJS.DOM.Types (JSM, Element, JSString)
+import Prelude hiding (init, error)
+
+import Common.Model (InitResult(InitEmpty))
+import qualified Common.Message as Message
+import qualified Common.Message.Key as Key
+
+import qualified View.App as App
+
+main :: JSM ()
+main = do
+ initResult <- readInit
+ putStrLn . show $ initResult
+ App.widget initResult
+
+readInit :: JSM InitResult
+readInit = do
+ document <- Dom.currentDocumentUnchecked
+ initNode <- Dom.getElementById document "init"
+ case initNode of
+ Just node -> do
+ text <- textFromJSString <$> js_getInnerText node
+ return $ case Aeson.decode (LB.fromStrict . T.encodeUtf8 $ text) of
+ Just init -> init
+ Nothing -> initParseError
+ _ ->
+ return initParseError
+ where initParseError = InitEmpty (Left $ Message.get Key.SignIn_ParseError)
+
+foreign import javascript unsafe "$1[\"innerText\"]"
+ js_getInnerText :: Element -> IO JSString