overdrive-gruntfile.coffee

REQUIRED_KEYS = [
  "API_SERVER_URL"
]

ENVIRONMENT = {}

for key in REQUIRED_KEYS
  unless key of process.env
    console.error "MISSING REQUIRED KEY: " + key
    process.exit 1
  else
    ENVIRONMENT[key] = process.env[key]


module.exports = (grunt) ->

  grunt.config.init

    getLinkTag: (path) -> """<link href="#{path}?#{Math.random()}" rel="stylesheet">"""
    getScriptTag: (path) -> """<script src="#{path}?#{Math.random()}"></script>"""

    overdrive:
      PATHS:
        SERVE: ".tmp"   # Folder for temporary compiled Sass and Coffee files for local serving on localhost:9003
        BUILD: ".dist"  # Folder for concatenated and minified static files for divshot build

    # Watch for changes in files
    watch:
      files: [
#        "app/coffee/*.coffee" # TODO: uncomment if decide to use CoffeeScript
#        "app/sass/*.sass" # TODO: uncomment if decide to use CoffeeScript

        "app/js/**/*.js" # TODO: remove if decide to use CoffeeScript
        "app/css/*.css" # TODO: remove if decide to use CoffeeScript

        "app/views/*.html"
        "app/index.html"
      ]
#      tasks: "onwatch" # TODO: uncomment if decide to use CoffeeScript
      tasks: "copy:coffee_sass_temporary_replacement_serve" # TODO: remove if decide to use CoffeeScript
      options:
        livereload: "<%= connect.options.livereload %>"

    # Compile Coffee files into JS
    coffee:
      options:
        bare: true
      serve:
        expand: true
        cwd: "app/coffee"
        src: ["**/*.coffee"]
        dest: "<%= overdrive.PATHS.SERVE %>/js/"
        ext: ".js"
      build:
        expand: true
        cwd: "app/coffee"
        src: ["**/*.coffee"]
        dest: "<%= overdrive.PATHS.BUILD %>/js/"
        ext: ".js"

    # Compile Sass files into CSS
    sass:
      options:
        sourcemap: "auto"
      serve:
        expand: true
        cwd: "app/sass"
        src: ["*.sass"]
        dest: "<%= overdrive.PATHS.SERVE %>/css/"
        ext: ".css"
      build:
        expand: true
        cwd: "app/sass"
        src: ["*.sass"]
        dest: "<%= overdrive.PATHS.BUILD %>/css/"
        ext: ".css"

    # TODO: remove if using uglify
    concat:
      options:
        separator: "\n\n\n;//-----\n\n\n",

    # Join and minify JS files
    uglify:
      options:
        banner: "/*! <%= grunt.template.today('mm-dd-yyyy h:MM:ss TT') %> */\n"
        sourceMap: false
        #beautify: true

    # Join and minify CSS files
    cssmin:
      options:
        roundingPrecision: 3

    # Copy necessary files to .dist folder
    copy:
      index:
        src: "app/index.html"
        dest: "<%= overdrive.PATHS.BUILD %>/index.html"
      views:
        expand: true
        flatten: true
        src: "app/views/*"
        dest: "<%= overdrive.PATHS.BUILD %>/views/"
      images:
        expand: true
        flatten: true
        src: "app/img/*"
        dest: "<%= overdrive.PATHS.BUILD %>/img/"
      fonts:
        files: [
          {
            expand: true
            flatten: true
            src: "app/bower_components/**/*.{ttf,woff,woff2,eot}"
            dest: "<%= overdrive.PATHS.BUILD %>/fonts/"
          }
          {
            expand: true
            flatten: true
            src: "app/bower_components/angular-ui-grid/**/*.{ttf,woff,woff2,eot}"
            dest: "<%= overdrive.PATHS.BUILD %>/css/"
          }
        ]



      # Fast and dirty replacement for coffee/sass in grunt
      # TODO: remove the code below if decide to use CoffeeScript
      coffee_sass_temporary_replacement_serve:
        files: [{
            expand: true
            flatten: true
            src: "app/app.js"
            dest: "<%= overdrive.PATHS.SERVE %>/js/"
          }, {
            expand: true
            cwd: "app/js/leads"
            src: "**/*"
            dest: "<%= overdrive.PATHS.SERVE %>/js/"
          }, {
            expand: true
            cwd: "app/css"
            src: ["overdrive.css", "outreach-base.css", "new-overdrive.css", "leadgenius.css", "lg-ui-grid.css"]
            dest: "<%= overdrive.PATHS.SERVE %>/css/"
          }
        ]

      # Fast and dirty replacement for coffee/sass in grunt
      # TODO: remove the code below if decide to use CoffeeScript
      coffee_sass_temporary_replacement_build:
        files: [{
            expand: true
            flatten: true
            src: "app/app.js"
            dest: "<%= overdrive.PATHS.BUILD %>/js/"
          }, {
            expand: true
            cwd: "app/js/leads"
            src: "**/*"
            dest: "<%= overdrive.PATHS.BUILD %>/js/"
          }, {
            expand: true
            cwd: "app/css"
            src: ["overdrive.css", "outreach-base.css", "new-overdrive.css", "leadgenius.css", "lg-ui-grid.css"]
            dest: "<%= overdrive.PATHS.BUILD %>/css/"
          }
        ]

    # Minify HTML
    htmlmin:
      dist:
        options:
          removeComments: true
          collapseWhitespace: true
        src: "<%= overdrive.PATHS.BUILD %>/index.html"
        dest: "<%= overdrive.PATHS.BUILD %>/index.html"


    # Erases old build directory (.dist) when new build starts
    clean:
      build: "<%= overdrive.PATHS.BUILD %>"


    # Prepare the configuration to replace links to many JS/CSS files
    # with links to a few joined files in HTML-template
    useminPrepare:
      html: "app/index.html"
      options:
        dest: "<%= overdrive.PATHS.BUILD %>"


    # Replace links to many JS/CSS files with links to a few joined files in HTML-template
    usemin:
      html: "<%= overdrive.PATHS.BUILD %>/index.html"
      options:
        blockReplacements:
          css: (block) ->
            grunt.config("overdrive.static.css", block.src)
            grunt.config("getLinkTag")(block.dest)

          js: (block) ->
            grunt.config("overdrive.static.js", block.src)
            grunt.config("getScriptTag")(block.dest)

          sass: (block) ->
            grunt.config("overdrive.static.sass", block.src)
            grunt.config("getLinkTag")(block.dest)

          coffee: (block) ->
            grunt.config("overdrive.static.coffee", block.src)
            grunt.config("getScriptTag")(block.dest)

    # Run server on localhost:3000
    connect:
      options:
        port: 9003
        hostname: "localhost"
        livereload: if grunt.option("noreload") then false else 35732
      livereload:
        options:
          open: true
          middleware: (connect) ->
            servePath = grunt.config "overdrive.PATHS.SERVE"
            [
              connect().use("/js", connect.static("./#{servePath}/js"))
              connect().use("/css", connect.static("./#{servePath}/css"))
              connect().use("/img", connect.static("./#{servePath}/img"))
              connect.static("./app")
            ]

  # Join and minify CSS files (into libs.css and main.css) and JS files (into libs.js and main.js)
  grunt.registerTask "collect-static", ->

    staticFiles = {}

    for type, files of grunt.config "overdrive.static"
      staticFiles[type] = ("app/" + path for path in files)

    grunt.config "cssmin.main.src", ".dist/css/**/*.css"
    grunt.config "cssmin.main.dest", ".dist/css/main.css"

    grunt.config "cssmin.libs.src", staticFiles.css
    grunt.config "cssmin.libs.dest", ".dist/css/libs.css"

    grunt.config "uglify.main.src", ".dist/js/**/*.js"
    grunt.config "uglify.main.dest", ".dist/js/main.js"

    grunt.config "uglify.libs.src", staticFiles.js
    grunt.config "uglify.libs.dest", ".dist/js/libs.js"

    # TODO: replace with uglify (above)
    grunt.config "concat.main.src", ".dist/js/**/*.js"
    grunt.config "concat.main.dest", ".dist/js/main.js"

    grunt.config "concat.libs.src", staticFiles.js
    grunt.config "concat.libs.dest", ".dist/js/libs.js"

    # Compile all JS/CSS libs into .dist/js/libs.js or .dist/css/libs.css
    # Then compile all project Coffee/Sass files into .dist/js/main.js or .dist/css/main.css

    #grunt.task.run "cssmin:main", "cssmin:libs", "uglify:main", "uglify:libs"
    grunt.task.run "cssmin:main", "cssmin:libs", "uglify:main", "concat:libs"
    #grunt.task.run "cssmin:main", "cssmin:libs", "concat:main", "concat:libs" # TODO: replace with uglify (above)


  # Write environment variables to __/env.js
  grunt.registerTask "write-env", ->
    content = "window.__env = " + JSON.stringify ENVIRONMENT
    grunt.file.write(grunt.config("overdrive.PATHS.SERVE") + "/__/env.js", content)


  # Watch for changes in templates and static files and recompiles Sass and Coffee
#  grunt.registerTask "onwatch", [ # TODO: uncomment if decide to use CoffeeScript
#    "coffee:serve"
#    "sass:serve"
#  ]

  # Run server on localhost:3000, watch for changes and reload the page
  # To run it with livereload: grunt serve
  # To run it without livereload: grunt serve --noreload
  grunt.registerTask "serve", [
#    "onwatch" # TODO: uncomment if decide to use CoffeeScript
    "copy:coffee_sass_temporary_replacement_serve" # TODO: remove if decide to use CoffeeScript
    "connect:livereload"
    "write-env"
    "watch"
  ]

  # Compile Sass and Coffee, join CSS and JS files and replace static paths in index.html
  # To run it: grunt build
  grunt.registerTask "build", [
    "clean"
    "copy:index"
    "copy:views"
    "copy:images"
    "copy:fonts"
    "useminPrepare"
    "copy:coffee_sass_temporary_replacement_build" # TODO: remove if decide to use CoffeeScript
#    "coffee:build" # TODO: uncomment if decide to use CoffeeScript
#    "sass:build" # TODO: uncomment if decide to use CoffeeScript
    "usemin"
    "collect-static"
    "htmlmin"
  ]

  grunt.loadNpmTasks "grunt-contrib-watch"
  grunt.loadNpmTasks "grunt-contrib-connect"
  grunt.loadNpmTasks "grunt-contrib-copy"
#  grunt.loadNpmTasks "grunt-contrib-sass" # TODO: uncomment if decide to use CoffeeScript
#  grunt.loadNpmTasks "grunt-contrib-coffee" # TODO: uncomment if decide to use CoffeeScript
  grunt.loadNpmTasks "grunt-contrib-concat"
  grunt.loadNpmTasks "grunt-contrib-clean"
  grunt.loadNpmTasks "grunt-contrib-uglify"
  grunt.loadNpmTasks "grunt-contrib-cssmin"
  grunt.loadNpmTasks "grunt-contrib-htmlmin"
  grunt.loadNpmTasks "grunt-usemin"