const { chromium } = require('@playwright/test');
const LongiMainPage = require('../tests/pages/LongiMainPage');
const LongiLoginPage = require('../tests/pages/LongiLoginPage');
const menuDataService = require('../services/MenuDataService');

class TestController {
    constructor() {
        // 从环境变量获取配置
        this.batchSize = parseInt(process.env.TEST_BATCH_SIZE || '5', 10);
        this.retryCount = parseInt(process.env.TEST_RETRY_COUNT || '3', 10);
        this.batchInterval = parseInt(process.env.TEST_BATCH_INTERVAL || '2000', 10);
        
        // 浏览器配置
        this.browserConfig = {
            headless: false,  // 使用有头模式
            args: ['--start-maximized'],  // 最大化窗口
            slowMo: 50  // 放慢操作速度，便于观察
        };

        console.log('测试配置:', {
            batchSize: this.batchSize,
            retryCount: this.retryCount,
            batchInterval: this.batchInterval
        });
    }

    /**
     * 执行登录操作
     * @param {import('@playwright/test').Page} page - Playwright页面对象
     * @returns {Promise<boolean>} 登录是否成功
     */
    async performLogin(page) {
        const loginPage = new LongiLoginPage(page);
        
        // 导航到登录页面
        await loginPage.navigateToLoginPage();
        
        // 点击登录按钮
        const loginSuccess = await loginPage.clickLoginButton();
        
        if (!loginSuccess) {
            console.error('登录失败');
            return false;
        }
        
        console.log('登录成功');
        return true;
    }

    /**
     * 收集菜单数据
     * @returns {Promise<Array>} - 处理后的菜单数据
     */
    async collectMenuData() {
        console.log('开始收集菜单数据...');
        const browser = await chromium.launch(this.browserConfig);
        const page = await browser.newPage();
        
        // 设置视窗大小
        await page.setViewportSize({ width: 1920, height: 1080 });
        
        const mainPage = new LongiMainPage(page);

        try {
            // 使用 LongiLoginPage 处理登录
            const loginSuccess = await this.performLogin(page);
            if (!loginSuccess) {
                throw new Error('登录失败，无法收集菜单数据');
            }

            console.log('登录成功，正在获取菜单项...');
            const menuItems = await mainPage.checkAndLoadMenuItems();
            console.log(`成功获取 ${menuItems.length} 个菜单项`);
            return menuDataService.saveMenuData(menuItems);
        } finally {
            await browser.close();
        }
    }

    /**
     * 执行一批菜单的测试
     * @param {Array} menuBatch - 要测试的菜单数组
     */
    async runBatchTest(menuBatch) {
        console.log(`开始执行批次测试，包含 ${menuBatch.length} 个菜单项：`);
        console.log(menuBatch.map(m => m.text).join(', '));

        const browser = await chromium.launch(this.browserConfig);
        const page = await browser.newPage();
        
        // 设置视窗大小
        await page.setViewportSize({ width: 1920, height: 1080 });
        
        const mainPage = new LongiMainPage(page);

        try {
            // 使用 LongiLoginPage 处理登录
            const loginSuccess = await this.performLogin(page);
            if (!loginSuccess) {
                throw new Error('登录失败，无法执行菜单测试');
            }

            console.log('登录成功，开始测试菜单项...');

            // 使用 handleAllMenuClicks 方法处理所有菜单
            await mainPage.handleAllMenuClicks(menuBatch);

            // 更新进度
            const progress = menuDataService.getProgress();
            const newProgress = [...progress];
            for (const menuItem of menuBatch) {
                if (!newProgress.includes(menuItem.id)) {
                    newProgress.push(menuItem.id);
                }
            }
            menuDataService.saveProgress(newProgress);
        } finally {
            await browser.close();
        }
    }

    /**
     * 获取下一批要测试的菜单
     * @returns {Array|null} - 下一批要测试的菜单，如果没有则返回null
     */
    getNextBatch() {
        const menuData = menuDataService.getMenuData();
        const progress = menuDataService.getProgress();
        
        if (!menuData) return null;
        
        // 过滤出未测试的菜单
        const remainingMenus = menuData.filter(menu => !progress.includes(menu.id));
        if (remainingMenus.length === 0) return null;

        // 返回下一批要测试的菜单
        return remainingMenus.slice(0, this.batchSize);
    }

    /**
     * 获取测试进度信息
     * @returns {Object} - 进度信息
     */
    getTestProgress() {
        const menuData = menuDataService.getMenuData();
        const progress = menuDataService.getProgress();
        
        if (!menuData) {
            return { total: 0, completed: 0, remaining: 0 };
        }

        return {
            total: menuData.length,
            completed: progress.length,
            remaining: menuData.length - progress.length
        };
    }
}

module.exports = TestController;