/**
 * Copyright 2015 IBM Corp.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 **/

var should = require("should");
var request = require('supertest');
var express = require('express');
var sinon = require('sinon');
var when = require('when');
var fs = require("fs");

var app = express();

var theme = require("../../../red/api/theme");

describe("theme handler", function() {
    beforeEach(function() {
        sinon.stub(fs,"statSync",function() { return true; });
    });
    afterEach(function() {
        theme.init({settings:{}});
        fs.statSync.restore();
    });
    it("applies the default theme", function() {
        var result = theme.init({settings:{},version:function() { return '123.456'}});
        should.not.exist(result);

        var context = theme.context();
        context.should.have.a.property("page");
        context.page.should.have.a.property("title","Node-RED");
        context.page.should.have.a.property("favicon","favicon.ico");
        context.should.have.a.property("header");
        context.header.should.have.a.property("title","Node-RED");
        context.header.should.have.a.property("image","red/images/node-red.png");
        context.should.have.a.property("version","123.456");

        should.not.exist(theme.settings());
    });

    it("picks up custom theme", function() {
        theme.init({settings:{
            editorTheme: {
                page: {
                    title: "Test Page Title",
                    favicon: "/absolute/path/to/theme/icon",
                    css: "/absolute/path/to/custom/css/file"
                },
                header: {
                    title: "Test Header Title",
                    image: "/absolute/path/to/header/image" // or null to remove image
                },

                deployButton: {
                    type:"simple",
                    label:"Save",
                    icon: "/absolute/path/to/deploy/button/image" // or null to remove image
                },

                menu: { // Hide unwanted menu items by id. see editor/js/main.js:loadEditor for complete list
                    "menu-item-import-library": false,
                    "menu-item-export-library": false,
                    "menu-item-keyboard-shortcuts": false,
                    "menu-item-help": {
                        label: "Alternative Help Link Text",
                        url: "http://example.com"
                    }
                },

                userMenu: false, // Hide the user-menu even if adminAuth is enabled

                login: {
                    image: "/absolute/path/to/login/page/big/image" // a 256x256 image
                }
            }
        }});

        theme.app();
        
        var context = theme.context();
        context.should.have.a.property("page");
        context.page.should.have.a.property("title","Test Page Title");
        context.should.have.a.property("header");
        context.header.should.have.a.property("title","Test Header Title");

        var settings = theme.settings();
        settings.should.have.a.property("deployButton");
        settings.should.have.a.property("userMenu");
        settings.should.have.a.property("menu");

    });

});