require 'fanforce'
require 'fileutils'
require 'json'
require 'yaml'
require_relative 'app_factory/sprockets/hacks'
require_relative 'app_factory/sprockets/compiler'

def load_env_from_file(file)
  File.open(file, 'rb') do |file|
    contents = file.read
    lines = contents.gsub('export ', '').split(/\n\r?/).reject{|line| line.blank?}
    lines.each do |line|
      keyValue = line.split("=", 2)
      next unless keyValue.count == 2
      ENV[keyValue.first] = keyValue.last.gsub("'",'').gsub('"','')
    end
  end
end

if (!ENV['RACK_ENV'] or ENV['RACK_ENV'] == 'development')
  load_env_from_file("#{FanforceApp.config.root_dir}/.powenv") if File.exists?("#{FanforceApp.config.root_dir}/.powenv")
  load_env_from_file("#{FanforceApp.config.root_dir}/.appenv") if File.exists?("#{FanforceApp.config.root_dir}/.appenv")
end

FanforceApp.config.load_redis

namespace :assets do
  root_dir = FanforceApp.config.root_dir
  factory_root_dir = FanforceApp.config.factory_root_dir

  desc 'Precompile assets for production'
  task :precompile => :clean do
    sprockets = SprocketsCompiler.setup(root_dir)

    puts 'PRECOMPILING ASSETS... '
    SprocketsCompiler.new(sprockets: sprockets, precompile: [/(\/|^)[^_\/]+[^\/]*\.(css|js|png|gif|jpeg|jpg|otf|eot|svg|ttf|woff)/]).compile
    puts 'DONE'

    print 'GENERATING ASSET MANIFESTS... '
    asset_list = {}
    sprockets.each_logical_path do |logical_path|
      if File.basename(logical_path) !~ /^[_]/ and asset = sprockets.find_asset(logical_path)
        asset_list[logical_path] = "/assets/#{asset.digest_path}"
      end
    end
    IO.write File.join(root_dir, '/public/asset_manifest.json'), JSON.generate(asset_list)
    IO.write File.join(root_dir, '/public/asset_manifest.json'), "ASSETS=#{JSON.generate(asset_list)}"
    IO.write File.join(root_dir, '/public/asset_manifest.json'), asset_list.to_yaml
    puts 'DONE'

    print 'ENSURING FAVICON EXISTS... '
    if !File.exists?(root_dir+'/public/favicon.ico')
      puts ''
      FileUtils.cp("#{factory_root_dir}/public/favicon.ico", "#{root_dir}/public/favicon.ico")
      puts "#{root_dir}/public/favicon.ico"
    end
    puts 'DONE'
  end

  desc 'Clean assets folder'
  task :clean do
    print 'DESTROYING PUBLIC/ASSETS... '
    FileUtils.rm_rf File.join(root_dir, '/public/assets')
    puts 'DONE'
  end

  task :test do
    puts 'TEST WORKED!'
  end

end