var gulp = require('gulp');
var debug = require ('gulp-debug');
var watch = require('gulp-watch');
var uglify = require('gulp-uglify');
var concat = require('gulp-concat');
var rename = require('gulp-rename');
var rimraf = require('gulp-rimraf');
var watchLess = require('gulp-watch-less');
var less = require('gulp-less');
var runSequence = require('run-sequence');
var _ = require('lodash');
var clean = require('gulp-clean');
var plugins = require('gulp-load-plugins')({
    lazy: true
});
var proxy = require('http-proxy-middleware');

var paths = {
    // using framework version of jquery
    scripts: [
        'static/vendors/traceur/traceur.min.js',
        'static/vendors/lodash/dist/lodash.min.js',
        'static/vendors/angular/angular.min.js',
        'static/vendors/angular-route/angular-route.min.js',
        'static/vendors/jquery/dist/jquery.min.js',
        'static/vendors/jquery-ui/jquery-ui.min.js',
        'static/vendors/bootstrap/dist/js/bootstrap.min.js',
        'static/vendors/zTree/js/jquery.ztree.core.js',
        'static/vendors/flatpickr/dist/flatpickr.min.js',
        'static/vendors/flatpickr/dist/l10n/zh.js',
        'static/vendors/sweetalert/dist/sweetalert.min.js',
        'static/vendors/ng-file-upload-shim/ng-file-upload.min.js',
        'static/vendors/ng-file-upload-shim/ng-file-upload-shim.min.js',
        'static/vendors/toastr/toastr.min.js',
        'static/vendors/smalot-bootstrap-datetimepicker/js/bootstrap-datetimepicker.js',
        'static/vendors/smalot-bootstrap-datetimepicker/js/locales/bootstrap-datetimepicker.zh-CN.js',
        'static/vendors/imageviewer/dist/viewer.js',
        'static/vendors/ngDraggable/ngDraggable.js',
        'static/js/utils/form-builder.js',
        'static/js/utils/uuid.js',
        'static/js/utils/jquery.base64.min.js',
        'static/js/utils/des.js',
        'static/js/utils/jquery.md5.js',
        'static/js/app.js',
        'static/js/business/module.js',
        'static/js/billing_cfg_guide/module.js',
        'static/js/budget_form_customize/module.js',
        'static/js/budget_forms/module.js',
        'static/js/utils/http.js',
        'static/js/saved_form/module.js',
        'static/js/config_center/module.js',
        'static/js/system_config/module.js',
        'static/js/travel_expense/module.js',
        'static/js/travel_expense_todos/module.js',
        'static/js/forms_center/module.js',
        'static/js/messages_center/module.js',
        'static/js/templates_center/module.js',
        'static/js/expend_standard/module.js',
        'static/js/registry/module.js',
        'static/js/work_flow/module.js'
    ]
};

var path = {
    'dev': './',
    'build': 'static/js/build/',
    'dist': 'dist/'
};

gulp.task('less', function(){
    return gulp.src('static/css/**/*.less')
        .pipe(watchLess('static/css/**/*.less'))
        .pipe(debug())
        .pipe(less())
        .pipe(gulp.dest('static/css/'));
})

gulp.task('prod:clean', function(done){
    return gulp
        .src(path.dist, { read: false })
        .pipe(rimraf({ force: true }, done));
})

gulp.task('prod:copyAll', function(){
    return gulp.src(['static/**/*'])
        .pipe(gulp.dest(path.dist + 'static/'));
})

gulp.task('prod:copyIndex', function(){
    return gulp.src(['index.html'])
        .pipe(gulp.dest(path.dist));
})

gulp.task('prod:minify', function(){
   return gulp.src(_.map(paths.scripts, o=> path.dist + o))
        .pipe(concat('all.js'))
        .pipe(gulp.dest(path.dist+path.build))
        .pipe(rename('all.min.js'))
        .pipe(uglify())
        .pipe(gulp.dest(path.dist+path.build))
})

gulp.task('prod:inject', function () {
    var target = gulp.src('./index.html');
    var sources = gulp.src([
        path.dist+path.build+'all.min.js'
    ], { read: false });
    return target.pipe(plugins.inject(sources, { ignorePath: 'dist/', addRootSlash: true }))
        .pipe(gulp.dest(path.dist));
});


gulp.task('build:prod', function(done){
    runSequence(
        'prod:clean',
        'prod:copyAll',
        'prod:minify',
        'prod:inject',
        'prod:clearnSrc',
        done);
});


gulp.task('prod:clearnSrc', function(){
    return gulp.src(_.map(paths.scripts, o=> path.dist + o), {read: false})
        .pipe(clean());
});

gulp.task('dev:watch', function () {
    gulp.watch('static/css/**/*.less', ['less']);
});


gulp.task('connect:dev', function() {
    plugins.connect.server({
        root: [path.dev],
        port: 80,
        livereload: false,
        fallback: 'index.html',
        middleware: function(connect, opt) {
            return [
                proxy('/travel-web', {
//              target: 'http://192.168.31.137:8080',
//                 target: 'http://10.4.32.37:8080',
                  target: 'http://10.4.32.57:80/',
//                target: 'http://192.168.31.17:8080/',
//                 target: 'http://192.168.31.144:8080',
//					target: 'http://192.168.31.17:8080',
//              target: 'http://192.168.31.30:8080',
//                        target: 'http://192.168.31.53:8090',
//                    target: 'http://192.168.31.205',
//					target: 'http://192.168.31.89:8090',
//                 target: 'http://122.114.176.216:8080/',
////               target: 'http://202.98.157.47:8081/',
//               target: 'http://10.4.68.58',
//               target: 'http://10.4.32.58:8080',
//               target: 'http://localhost:8080',
//                target: 'http://192.168.31.172:80',
                    changeOrigin:true
                })
            ]
        }
    });
});

gulp.task('connect:prod', function() {
    plugins.connect.server({
        root: [path.dist],
        port: 8082,
        livereload: false,
        fallback: 'index.html',
        middleware: function(connect, opt) {
            return [
                proxy('/travel-web', {
                    target: 'http://122.114.176.216:8080/',
                    changeOrigin:true
                })
            ]
        }
    });
});


gulp.task('run:dev', function(done){
    runSequence(
        'dev:watch',
        'connect:dev',
        done);
});