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{- git-annex assistant webapp sidebar
-
- Copyright 2012 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
{-# LANGUAGE TypeFamilies, QuasiQuotes, MultiParamTypeClasses, TemplateHaskell, OverloadedStrings, RankNTypes #-}
module Assistant.WebApp.SideBar where
import Assistant.Common
import Assistant.WebApp
import Assistant.WebApp.Notifications
import Assistant.DaemonStatus
import Assistant.Alert hiding (Widget)
import Utility.NotificationBroadcaster
import Utility.Yesod
import Yesod
import Data.Text (Text)
import qualified Data.Map as M
import Control.Concurrent
sideBarDisplay :: Widget
sideBarDisplay = do
let content = do
{- Any yesod message appears as the first alert. -}
maybe noop rendermessage =<< lift getMessage
{- Add newest alerts to the sidebar. -}
webapp <- lift getYesod
alertpairs <- M.toList . alertMap
<$> liftIO (getDaemonStatus $ daemonStatus webapp)
mapM_ renderalert $
take displayAlerts $ reverse $ sortAlertPairs alertpairs
let ident = "sidebar"
$(widgetFile "sidebar/main")
autoUpdate ident NotifierSideBarR (10 :: Int) (10 :: Int)
where
bootstrapclass Activity = "alert-info"
bootstrapclass Warning = "alert"
bootstrapclass Error = "alert-error"
bootstrapclass Success = "alert-success"
bootstrapclass Message = "alert-info"
renderalert (alertid, alert) = addalert
alertid
(alertClosable alert)
(alertBlockDisplay alert)
(bootstrapclass $ alertClass alert)
(alertHeader alert)
(alertIcon alert)
$ case alertMessage alert of
StringAlert s -> [whamlet|#{s}|]
WidgetAlert w -> w alert
rendermessage msg = addalert firstAlertId True False
"alert-info" Nothing (Just "exclamation-sign") [whamlet|#{msg}|]
addalert :: AlertId -> Bool -> Bool -> Text -> Maybe String -> Maybe String -> Widget -> Widget
addalert i closable block divclass heading icon widget = do
let alertid = show i
let closealert = CloseAlert i
$(widgetFile "sidebar/alert")
{- Called by client to get a sidebar display.
-
- Returns a div, which will be inserted into the calling page.
-
- Note that the head of the widget is not included, only its
- body is. To get the widget head content, the widget is also
- inserted onto all pages.
-}
getSideBarR :: NotificationId -> Handler RepHtml
getSideBarR nid = do
waitNotifier alertNotifier nid
{- This 0.1 second delay avoids very transient notifications from
- being displayed and churning the sidebar unnecesarily.
-
- This needs to be below the level perceptable by the user,
- to avoid slowing down user actions like closing alerts. -}
liftIO $ threadDelay 100000
page <- widgetToPageContent sideBarDisplay
hamletToRepHtml $ [hamlet|^{pageBody page}|]
{- Called by the client to close an alert. -}
getCloseAlert :: AlertId -> Handler ()
getCloseAlert i = do
webapp <- getYesod
void $ liftIO $ removeAlert (daemonStatus webapp) i
|
