46 lines
1.4 KiB
Haskell
46 lines
1.4 KiB
Haskell
{-# LANGUAGE LambdaCase #-}
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{-# LANGUAGE NamedFieldPuns #-}
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{-# LANGUAGE OverloadedStrings #-}
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{-# LANGUAGE QuasiQuotes #-}
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{-# LANGUAGE ScopedTypeVariables #-}
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{-# LANGUAGE TemplateHaskell #-}
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module Hledger.Web.Handler.EditR
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( getEditR
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, postEditR
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) where
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import Hledger.Web.Import
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import Hledger.Web.Widget.Common
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(fromFormSuccess, helplink, journalFile404, writeValidJournal)
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editForm :: FilePath -> Text -> Markup -> MForm Handler (FormResult Text, Widget)
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editForm f txt =
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identifyForm "edit" $ \extra -> do
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(tRes, tView) <- mreq textareaField fs (Just (Textarea txt))
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pure (unTextarea <$> tRes, $(widgetFile "edit-form"))
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where
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fs = FieldSettings "text" mzero mzero mzero [("class", "form-control"), ("rows", "25")]
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getEditR :: FilePath -> Handler ()
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getEditR = postEditR
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postEditR :: FilePath -> Handler ()
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postEditR f = do
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VD {j} <- getViewData
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(f', txt) <- journalFile404 f j
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((res, view), enctype) <- runFormPost (editForm f' txt)
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text <- fromFormSuccess (showForm view enctype) res
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writeValidJournal f text >>= \case
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Left e -> do
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setMessage $ "Failed to load journal: " <> toHtml e
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showForm view enctype
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Right () -> do
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setMessage $ "Saved journal " <> toHtml f <> "\n"
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redirect JournalR
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where
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showForm view enctype =
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sendResponse <=< defaultLayout $ do
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setTitle "Edit journal"
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[whamlet|<form method=post enctype=#{enctype}>^{view}|]
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