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{-# LANGUAGE OverloadedStrings #-}

import Data.Monoid ((<>))
import Hakyll
import Hakyll.Favicon (faviconsRules, faviconsField)


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muraConf :: Configuration
muraConf = defaultConfiguration
   { destinationDirectory = "_http"
   , storeDirectory = "_store"
   , tmpDirectory = "_tmp"
   , providerDirectory = "_input"
   }
-- Our default context for pages
ctx :: Context String
ctx = defaultContext <>
      faviconsField

main :: IO ()
main = hakyllWith muraConf $ do
    faviconsRules "icons/favicon.svg"
    match "images/*" $ do
        route   idRoute
        compile copyFileCompiler

    match "css/*" $ do
        route   idRoute
        compile compressCssCompiler

    match (fromList ["about.md", "contact.markdown"]) $ do
        route   $ setExtension "html"
        compile $ pandocCompiler
            >>= loadAndApplyTemplate "templates/default.html" ctx
            >>= relativizeUrls

    match "posts/*" $ do
        route $ setExtension "html"
        compile $ pandocCompiler
            >>= loadAndApplyTemplate "templates/post.html"    postCtx
            >>= loadAndApplyTemplate "templates/default.html" postCtx
            >>= relativizeUrls

    create ["archive.html"] $ do
        route idRoute
        compile $ do
            posts <- recentFirst =<< loadAll "posts/*"
            let archiveCtx =
                    listField "posts" postCtx (return posts) <>
                    constField "title" "archives"            <>
                    ctx

            makeItem ""
                >>= loadAndApplyTemplate "templates/archive.html" archiveCtx
                >>= loadAndApplyTemplate "templates/default.html" archiveCtx
                >>= relativizeUrls


    match "index.html" $ do
        route idRoute
        compile $ do
            posts <- recentFirst =<< loadAll "posts/*"
            let indexCtx =
                    listField "posts" postCtx (return posts) <>
                    constField "title" "home"                <>
                    ctx

            getResourceBody
                >>= applyAsTemplate indexCtx
                >>= loadAndApplyTemplate "templates/default.html" indexCtx
                >>= relativizeUrls

    match "templates/*" $ compile templateBodyCompiler


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postCtx :: Context String
postCtx =
    dateField "date" "%Y年%-m月%-d日" <>
    ctx
