// AdminLTE Gruntfile
module.exports = function (grunt) {

    'use strict';

    grunt.initConfig({
        watch: {
            all: {
                // If any .less file changes in directory "build/less/" run the "less"-task.
                files: ["build/less/*.less", "build/less/skins/*.less", "dist/js/app.js", "build/js/**/*.js"],
                tasks: ["less", "uglify", "concat:iframe"]
            },
            js: {
                files: ["build/js/**/*.js"],
                tasks: ["concat:iframe"]
            }
        },
        // "less"-task configuration
        // This task will compile all less files upon saving to create both AdminLTE.css and AdminLTE.min.css
        less: {
            // Development not compressed
            development: {
                options: {
                    // Whether to compress or not
                    compress: false
                },
                files: {
                    // compilation.css  :  source.less
                    "dist/css/AdminLTE.css": "build/less/AdminLTE.less",
                    //Non minified skin files
                    "dist/css/skins/skin-blue.css": "build/less/skins/skin-blue.less",
                    "dist/css/skins/skin-black.css": "build/less/skins/skin-black.less",
                    "dist/css/skins/skin-yellow.css": "build/less/skins/skin-yellow.less",
                    "dist/css/skins/skin-green.css": "build/less/skins/skin-green.less",
                    "dist/css/skins/skin-red.css": "build/less/skins/skin-red.less",
                    "dist/css/skins/skin-purple.css": "build/less/skins/skin-purple.less",
                    "dist/css/skins/skin-blue-light.css": "build/less/skins/skin-blue-light.less",
                    "dist/css/skins/skin-black-light.css": "build/less/skins/skin-black-light.less",
                    "dist/css/skins/skin-yellow-light.css": "build/less/skins/skin-yellow-light.less",
                    "dist/css/skins/skin-green-light.css": "build/less/skins/skin-green-light.less",
                    "dist/css/skins/skin-red-light.css": "build/less/skins/skin-red-light.less",
                    "dist/css/skins/skin-purple-light.css": "build/less/skins/skin-purple-light.less",
                    // "dist/css/skins/_all-skins.css": "build/less/skins/_all-skins.less",
                    "dist/css/skins/all-skins.css": "build/less/skins/_all-skins.less"
                }
            },
            // Production compresses version
            production: {
                options: {
                    // Whether to compress or not
                    compress: true
                },
                files: {
                    // compilation.css  :  source.less
                    "dist/css/AdminLTE.min.css": "build/less/AdminLTE.less",
                    // Skins minified
                    "dist/css/skins/skin-blue.min.css": "build/less/skins/skin-blue.less",
                    "dist/css/skins/skin-black.min.css": "build/less/skins/skin-black.less",
                    "dist/css/skins/skin-yellow.min.css": "build/less/skins/skin-yellow.less",
                    "dist/css/skins/skin-green.min.css": "build/less/skins/skin-green.less",
                    "dist/css/skins/skin-red.min.css": "build/less/skins/skin-red.less",
                    "dist/css/skins/skin-purple.min.css": "build/less/skins/skin-purple.less",
                    "dist/css/skins/skin-blue-light.min.css": "build/less/skins/skin-blue-light.less",
                    "dist/css/skins/skin-black-light.min.css": "build/less/skins/skin-black-light.less",
                    "dist/css/skins/skin-yellow-light.min.css": "build/less/skins/skin-yellow-light.less",
                    "dist/css/skins/skin-green-light.min.css": "build/less/skins/skin-green-light.less",
                    "dist/css/skins/skin-red-light.min.css": "build/less/skins/skin-red-light.less",
                    "dist/css/skins/skin-purple-light.min.css": "build/less/skins/skin-purple-light.less",
                    // "dist/css/skins/all-skins.min.css": "build/less/skins/_all-skins.less",
                    "dist/css/skins/all-skins.min.css": "build/less/skins/_all-skins.less"
                }
            }
        },
        // 连接js
        // This task will concat all js file about iframe into a
        concat: {
            options: {},
            iframe: {
                src: ['build/js/iframe/**/*.js'],//build文件夹下包括子文件夹下的所有文件
                dest: 'dist/js/app_iframe.js'//合并文件在dist下名为app_iframe的文件
            }
        },
        // Uglify task info. Compress the js files.
        uglify: {
            options: {
                mangle: true,
                preserveComments: 'some'
            },
            my_target: {
                files: {
                    'dist/js/app.min.js': ['dist/js/app.js'],
                    'dist/js/app_iframe.min.js': ['dist/js/app_iframe.js']
                }
            }
        },
        // Build the documentation files
        includes: {
            build: {
                src: ['*.html'], // Source files
                dest: 'documentation/', // Destination directory
                flatten: true,
                cwd: 'documentation/build',
                options: {
                    silent: true,
                    includePath: 'documentation/build/include'
                }
            }
        },

        // Optimize images
        image: {
            dynamic: {
                files: [{
                    expand: true,
                    cwd: 'build/img/',
                    src: ['**/*.{png,jpg,gif,svg,jpeg}'],
                    dest: 'dist/img/'
                }]
            }
        },

        // Validate JS code
        jshint: {
            options: {
                jshintrc: '.jshintrc'
            },
            core: {
                src: 'dist/js/app.js'
            },
            demo: {
                src: 'dist/js/demo.js'
            },
            pages: {
                src: 'dist/js/pages/*.js'
            }, iframe: {
                src: 'dist/appx.js'
            }
        },

        // Validate CSS files
        csslint: {
            options: {
                csslintrc: 'build/less/.csslintrc'
            },
            dist: [
                'dist/css/AdminLTE.css',
            ]
        },

        // Validate Bootstrap HTML
        bootlint: {
            options: {
                relaxerror: ['W005']
            },
            files: ['pages/**/*.html', '*.html']
        },

        // Delete images in build directory
        // After compressing the images in the build/img dir, there is no need
        // for them
        clean: {
            build: ["build/img/*"]
        }
    });

    // Load all grunt tasks

    // LESS Compiler
    grunt.loadNpmTasks('grunt-contrib-less');
    // Watch File Changes
    grunt.loadNpmTasks('grunt-contrib-watch');
    // Compress JS Files
    grunt.loadNpmTasks('grunt-contrib-uglify');
    // Include Files Within HTML
    grunt.loadNpmTasks('grunt-includes');
    // Optimize images
    grunt.loadNpmTasks('grunt-image');
    // Validate JS code
    grunt.loadNpmTasks('grunt-contrib-jshint');
    // Delete not needed files
    grunt.loadNpmTasks('grunt-contrib-clean');
    // Lint CSS
    grunt.loadNpmTasks('grunt-contrib-csslint');
    // Lint Bootstrap
    grunt.loadNpmTasks('grunt-bootlint');
    //Concat Js
    grunt.loadNpmTasks('grunt-contrib-concat');

    // Linting task
    grunt.registerTask('lint', ['jshint', 'csslint', 'bootlint']);

    // The default task (running "grunt" in console) is "watch"
    grunt.registerTask('default', ['watch']);
    grunt.registerTask('js', ['watch:js']);
};