'use strict';

/*global module:false*/
module.exports = function (grunt) {
    // Time how long tasks take. Can help when optimizing build times
    require('time-grunt')(grunt);

    // Configurable paths
    var config = {
        app: 'app',
        dist: 'dist'
    };

    // Project configuration.
    grunt.initConfig({
        // Project settings
        config: config,

        // Metadata.
        pkg: grunt.file.readJSON('package.json'),

        banner: '/*! <%= pkg.title || pkg.name %> - v<%= pkg.version %> - ' +
            '<%= grunt.template.today("yyyy-mm-dd") %>\n' +
            '<%= pkg.homepage ? "* " + pkg.homepage + "\\n" : "" %>' +
            '* Copyright (c) <%= grunt.template.today("yyyy") %> <%= pkg.author.name %>;' +
            ' Licensed <%= _.pluck(pkg.licenses, "type").join(", ") %> */\n',

        // Task configuration.
        concat: {
            options: {
                banner: '<%= banner %>',
                stripBanners: true
            },
            dist: {
                src: ['<%= config.app %>/lib/<%= pkg.name %>.js'],
                dest: 'dist/<%= pkg.name %>.js'
            }
        },

        uglify: {
            options: {
                banner: '<%= banner %>'
            },
            dist: {
                src: '<%= concat.dist.dest %>',
                dest: 'dist/<%= pkg.name %>.min.js'
            }
        },

        jshint: {
            options: {
                curly: true,
                eqeqeq: true,
                immed: true,
                latedef: true,
                newcap: true,
                noarg: true,
                sub: true,
                undef: true,
                unused: true,
                boss: true,
                eqnull: true,
                browser: true,
                globals: {
                    jQuery: true
                }
            },
            gruntfile: {
                src: 'Gruntfile.js'
            },
            lib_test: {
                src: ['<%= config.app %>/lib/**/*.js', 'test/**/*.js']
            }
        },

        watch: {
            bower: {
                files: ['bower.json'],
                tasks: ['wiredep']
            },
            js: {
                files: ['<%= config.app %>/scripts/{,*/}*.js'],
                tasks: ['jshint'],
                options: {
                    livereload: true
                }
            },
            styles: {
                files: ['<%= config.app %>/styles/{,*/}*.css'],
                tasks: ['newer:copy:styles', 'autoprefixer']
            },
            livereload: {
                options: {
                    livereload: '<%= connect.options.livereload %>'
                },
                files: [
                  '<%= config.app %>/{,*/}*.html',
                  '.tmp/styles/{,*/}*.css',
                  '<%= config.app %>/img/{,*/}*'
                ]
            },
            gruntfile: {
                files: '<%= jshint.gruntfile.src %>',
            },
        },

        clean: {
            dist: {
                files: [{
                    dot: true,
                    src: [
                        '.tmp',
                        '<%= config.dist %>/*'
                    ]
                }]
            },
            server: '.tmp'
        },

        // Automatically inject Bower components into the HTML file
        wiredep: {
            app: {
                ignorePath: /^\/|\.\.\//,
                src: ['<%= config.app %>/index.html'],
                /*exclude: ['bower_components/bootstrap/dist/js/bootstrap.js']*/
            }
        },

        // Run some tasks in parallel to speed up build process
        concurrent: {
            server: [
                'copy:styles'
            ]
        },

        // Add vendor prefixed styles
        autoprefixer: {
            options: {
                browsers: ['> 1%', 'last 2 versions', 'Firefox ESR', 'Opera 12.1']
            },
            dist: {
                files: [{
                    expand: true,
                    cwd: '.tmp/styles/',
                    src: '{,*/}*.css',
                    dest: '.tmp/styles/'
        }]
            }
        },

        // The actual grunt server settings
        connect: {
            options: {
                port: 8090,
                open: true,
                livereload: 35729,
                // Change this to '0.0.0.0' to access the server from outside
                hostname: 'localhost'
            },
            livereload: {
                options: {
                    middleware: function (connect) {
                        return [
                          connect.static('.tmp'),
                          connect().use('/bower_components', connect.static('./bower_components')),
                          connect.static(config.app)
                        ];
                    }
                }
            },
            dist: {
                options: {
                    base: '<%= config.dist %>',
                    livereload: false
                }
            }
        },

        // Copies remaining files to places other tasks can use
        copy: {
            dist: {
                files: [{
                    expand: true,
                    dot: true,
                    cwd: '<%= config.app %>',
                    dest: '<%= config.dist %>',
                    src: [
                        '*.{ico,png,txt}',
                        '{,*/}*.html',
                        'fonts/{,*/}*.*'
                    ]
                    }, {
                    src: '<%= config.app %>/.htaccess',
                    dest: '<%= config.dist %>/.htaccess'
                    }]
            },
            styles: {
                expand: true,
                dot: true,
                cwd: '<%= config.app %>/styles',
                dest: '.tmp/styles/',
                src: '{,*/}*.css'
            }
        },
    });

    // These plugins provide necessary tasks.
    grunt.loadNpmTasks('grunt-contrib-concat');
    grunt.loadNpmTasks('grunt-contrib-uglify');
    grunt.loadNpmTasks('grunt-contrib-jshint');
    grunt.loadNpmTasks('grunt-contrib-watch');
    grunt.loadNpmTasks('grunt-contrib-clean');
    grunt.loadNpmTasks('grunt-wiredep');
    grunt.loadNpmTasks('grunt-concurrent');
    grunt.loadNpmTasks('grunt-autoprefixer');
    grunt.loadNpmTasks('grunt-contrib-connect');
    grunt.loadNpmTasks('grunt-contrib-copy');
    grunt.loadNpmTasks('grunt-newer');

    // Default task.
    //grunt.registerTask('default', ['jshint', 'concat', 'uglify']);

    grunt.registerTask('serve', 'start the server and preview your app, --allow-remote for remote access', function (target) {
        if (grunt.option('allow-remote')) {
            grunt.config.set('connect.options.hostname', '0.0.0.0');
        }
        /*if (target === 'dist') {
            return grunt.task.run(['build', 'connect:dist:keepalive']);
        }*/

        grunt.task.run([
          'clean:server',
          'wiredep',
          'concurrent:server',
          'autoprefixer',
          'connect:livereload',
          'watch'
        ]);
    });

};