module.exports = (grunt)->
  version = ->
    grunt.file.readJSON("package.json").version
  version_text = ->
    "v#{version()}"

  repo = "https://github.com/dylan/modular"

  grunt.initConfig
    pkg: grunt.file.readJSON("package.json")
    repo: repo

    comments: """
/*
// <%= pkg.name %>
// v<%= pkg.version %>
// Built on <%= grunt.template.today("yyyy-mm-dd") %>
// Full source at <%= repo %>
//
// MIT License, <%= repo %>/blob/master/LICENSE
// This file is generated by `grunt build` do not edit it by hand.
*/\n
"""
    minified_comments: "/* <%= pkg.name %> v<%= pkg.version %>, MIT License <%= repo %>/blob/master/LICENSE */"

    sass:
      dist:
        files:
          'css/modular.css':'app/assets/stylesheets/dist.scss'
          'example/example.css':'example/example.scss'

    express:
      all:
        options:
          hostname: '*'
          port: 3000
          bases: 'example'

    open:
      all:
        path: 'http://localhost:<%= express.all.options.port %>'

    cssmin:
      minify:
        expand: true
        options:
          banner: '<%= minified_comments %>'
        cwd: 'css/'
        src: ['*.css','!*.min.css']
        dest: 'css/'
        ext: '.min.css'

    watch:
      scripts:
        files: ['app/assets/stylesheets/*.scss','app/assets/stylesheets/*/*.scss','example/*.scss','example/*.html']
        tasks: ['build']
        options:
          livereload: true

    clean:
      dist: ['.sass-cache','css/*']

    concat:
      options:
        banner: '<%= comments %>'
      css:
        src: ['css/modular.css']
        dest: 'css/modular.css'


  grunt.loadNpmTasks 'grunt-express'
  grunt.loadNpmTasks 'grunt-open'
  grunt.loadNpmTasks 'grunt-notify'
  grunt.loadNpmTasks 'grunt-contrib-sass'
  grunt.loadNpmTasks 'grunt-contrib-cssmin'
  grunt.loadNpmTasks 'grunt-contrib-concat'

  grunt.registerTask 'default', ['build']
  grunt.registerTask 'build',   ['sass','cssmin','concat']
  grunt.registerTask 'server',  ['build','express','open','watch']