{-# LANGUAGE NoImplicitPrelude #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE TemplateHaskell #-}
module Handler.Entries where

import Import

import Yesod.AtomFeed ( atomLink )
import qualified Data.Text as T

import qualified Entry.Kind as K
import Model.Cache ( getCached )
import Widget.Entry ( entryR, hEntry )
import Widget.Feed ( hFeed )

getEntriesR :: K.EntryKind -> Handler Html
getEntriesR kind = do
    entries <- runDB $ selectList [EntryKind ==. kind] [Desc EntryPublished]
    title <- asks $ siteTitle . appSettings
    defaultLayout $ do
        setTitle . toHtml . K.pluralise $ kind
        atomLink (FeedKindR kind) $ T.concat [K.pluralise kind, " ~ ", title]
        $(widgetFile "entries")

getEntryR :: a -> EntryId -> Handler Html
getEntryR _ = renderEntry <=< getCached

getEntryWithSlugR :: a -> EntryId -> b -> Handler Html
getEntryWithSlugR kind = const . getEntryR kind

renderEntry :: (Entity Entry) -> Handler Html
renderEntry entry = do
    let correctRoute = entryR entry
    actualRoute <- getCurrentRoute
    when (actualRoute /= Just correctRoute) $
        redirectWith movedPermanently301 correctRoute
    defaultLayout $ do
        setTitle . toHtml . entryName . entityVal $ entry
        $(widgetFile "entry")