module Hakyll.Alias
    ( aliasCtxt
    , personCtxt
    , licenseCtxt
    , journalCtxt
    ) where

import Prolog
import Hakyll
import Data.Alias
import Data.Name
import Data.Person
import Data.Journal
import Data.License
import Text.Blaze

import Hakyll.Web.Template.Util (functionField1)


aliasCtxt :: (Ord a, FromAlias a x) => String -> (String -> Compiler a) -> (x -> Compiler String) -> AliasMap a x -> Context c
aliasCtxt name toa fromx amap = functionField1 name $ toa >=> flip resolveAlias amap >=> fromx


personCtxt :: (StringConv StrictText s, Ord (Name s), ToMarkup s) => AliasMap (Name s) (Person s) -> Context a
personCtxt = aliasCtxt "person" (fmap (fmap toSL) . parseName . toSL) (pure . toSL . personHtml)

licenseCtxt :: (StringConv String s, Ord s, ToMarkup s) => AliasMap s (License s) -> Context a
licenseCtxt = aliasCtxt "license" (pure . toSL) (pure . toSL . licenseHtml)

journalCtxt :: (StringConv String s, Ord s, ToMarkup s) => AliasMap s (Journal s) -> Context a
journalCtxt = aliasCtxt "journal" (pure . toSL) (pure . toSL . journalHtml)