module.exports = function(grunt) {

    // 1. All configuration goes here
    grunt.initConfig({
        pkg: grunt.file.readJSON('package.json'),

        uglify: {
            build: {
                src : [
                    // 'web/js/libs/angular.min.js',
                    'web/js/libs/jquery.min.js',
                    'web/js/libs/jquery-ui.min.js',
                    'web/js/libs/jquery.ui.timepicker.js',
                    'web/js/libs/jquery.address.min.js',
                    'web/js/libs/jquery.sparkline.min.js',
                    'web/js/dtts_calculator.js',
                    'web/js/libs/leaflet.js',
                    'web/js/libs/leaflet-providers.js',
                    'web/js/libs/leaflet.markercluster-src.js',
                    'web/js/libs/leaflet.coordinates.min.js',
                    'web/js/libs/leaflet.graticule.js',
                    'web/js/libs/leaflet.geodesy.js',
                    'web/libs/leaflet_draw/leaflet.draw.js',
                    'web/js/libs/date.js',
                    'web/js/libs/moment.js',
                    'web/js/libs/dygraph-combined.js',
                    'web/js/libs/kickstart.js',
                    'web/js/strftime.js',
                    'web/js/line_graph_controls.js',
                    'web/js/libs/droparea.js',
                    'web/js/libs/timezone-js.js',
                    'web/js/libs/select2.min.js',
                    'web/js/planner.js',
                    'web/js/frequencyplannertickers.js',
                    'web/js/frequencyplanner.js',
                    'web/js/frequencydisplay.js',
                    'web/js/frameplanvisualiser.js',
                    'web/js/acmcalculator.js',
                    'web/js/tdmaframediagram.js',
                    'web/js/acm_stat.js',
                    'web/js/shaper_stat.js',
                    'web/js/libs/autoNumeric.js',
                    'web/js/libs/jquery.dataTables.min.js',
                    'web/js/libs/dataTables.scroller.min.js',
                    'web/js/unpinable-graph.js',
                    'web/js/extended-stat.js',
                    'web/js/calc-tdma-timing.js',
                    //'web/js/app/main.js',
                    'web/js/custom.js',
                ],
                dest : 'web/js/combined.min.js'
            },
            options: {
                mangle: false,
                sourceMap: true,
            }
        },

        cssmin: {
            combine: {
                files: {
                    'web/css/combined.css': [
                        'web/css/libs/kickstart.css',
                        'web/css/libs/font-awesome.min.css',
                        'web/css/libs/jquery-ui.css',
                        'web/css/libs/select2.css',
                        'web/css/libs/select2.fixed.css',
                        'web/css/gantt.css',
                        'web/css/libs/leaflet.css',
                        'web/css/libs/MarkerCluster.Default.css',
                        'web/css/libs/MarkerCluster.css',
                        'web/css/libs/leaflet.coordinates.css',
                        'web/libs/leaflet_draw/leaflet.draw.css',
                        'web/css/main.css',
                        'web/css/tabs.css',
                        'web/css/tree.css',
                        'web/css/fonts.css',
                        'web/css/ui-dark.css'
                    ]
                }
            },
            minify: {
                expand: true,
                cwd: 'web/css/',
                src: ['combined.css'],
                dest: 'web/css/',
                ext: '.min.css'
            }
        },

        watch: {
            options: {
                livereload: true,
            },
            scripts: {
                files: ['web/js/*.js', 'web/js/libs/*.js', 'web/js/app/*.js'],
                options: {
                    spawn: false,
                },
            },
            css: {
                files: ['web/css/*.css'],
                tasks: ['cssmin', 'clean'],
                options: {
                    spawn: false,
                }
            }
        },

        clean: [
            "web/css/combined.css"
        ]

    });

    // 3. Where we tell Grunt we plan to use this plug-in.
    grunt.loadNpmTasks('grunt-contrib-uglify');
    grunt.loadNpmTasks('grunt-contrib-cssmin');
    grunt.loadNpmTasks('grunt-contrib-watch');
    grunt.loadNpmTasks('grunt-contrib-clean');

    // 4. Where we tell Grunt what to do when we type "grunt" into the terminal.
    grunt.registerTask('default', ['cssmin', 'uglify', 'clean']);

};