palra/lightapi

exports.dependencies = ["express", "serializer"] # For locals

fs = require "fs"

exports.component = (cb) ->
    pool = {}

    dirname = "#{__appdir}#{la.config.paths.translations}"

    try
        files = fs.readdirSync dirname
        files.forEach (file) ->
            ext = file.split(".")
            if ["js", "json", "yml", "coffee"].indexOf(ext[2]) != -1
                pool[ext[1]] = {} if not pool[ext[1]]
                _.merge pool[ext[1]][ext[0]] = (($) ->
                    parse = la.components.serializer.parse
                    switch $
                        when "js" or "coffee"
                            return require "#{dirname}/#{file}"
                        when "json"
                            return parse(fs.readFileSync("#{dirname}/#{file}", {encoding: "utf-8"}), "JSON")
                        when "yml"
                            return parse(fs.readFileSync("#{dirname}/#{file}", {encoding: "utf-8"}), "YAML")
                    )(ext[2])
    catch e
        throw e unless e.code == "ENOENT"

    # Express configuration

    require("./express") la.components.express

    cb null,
        pool: pool
        translate: (keys, lang, params = {}) ->
            arr = keys.split(".")

            translated = pool[lang]

            return keys if translated == undefined

            for key in arr
                translated = translated[key]
                return keys if translated == undefined

            _.templateSettings = interpolate: /{{([\s\S]+?)}}/g


            return if typeof translated == "object" then keys else    _.template translated, params