class RunSim extends HTMLElement {
    constructor() {
        super();
        this.attachShadow({ mode: 'open' });
        this.modelGroups = [];
        this.services = [];
        this.eventSource = null;
        this.logFileWatcher = null;
        this.logFilePollingInterval = null;
        this.currentSimulationId = null;
        this.reconnectAttempts = 0;
        this.maxReconnectAttempts = 3;
    }

    connectedCallback() {
        this.render();
        this.loadModelGroups();
        this.loadServices();
        // 检查并连接到已有的仿真
        this.checkAndConnectToExistingSimulation();
    }

    async loadModelGroups() {
        try {
            const savedSelection = localStorage.getItem('xnsim-selection');
            const selection = savedSelection ? JSON.parse(savedSelection) : {};
            const confID = selection.configurationId;

            if (!confID) {
                this.showError('未选择构型');
                return;
            }

            // 获取模型组列表
            const response = await fetch(`/api/configurations/${confID}/model-groups`);
            if (!response.ok) {
                throw new Error('获取模型组失败');
            }
            const groups = await response.json();

            // 获取每个模型组下的模型
            this.modelGroups = [];
            for (const group of groups) {
                const modelsResponse = await fetch(`/api/model-groups/${group.GroupID}/models`);
                if (!modelsResponse.ok) {
                    throw new Error(`获取模型组 ${group.GroupName} 的模型失败`);
                }
                const models = await modelsResponse.json();

                this.modelGroups.push({
                    name: group.GroupName,
                    groupId: group.GroupID,
                    freq: group.Freq,
                    priority: group.Priority,
                    cpuAff: group.CPUAff,
                    models: models.map(model => ({
                        className: model.ClassName,
                        version: model.ModelVersion
                    }))
                });
            }

            this.updateModelList();
        } catch (error) {
            console.error('加载模型组失败:', error);
            this.showError('加载模型组失败: ' + error.message);
        }
    }

    async loadServices() {
        try {
            const savedSelection = localStorage.getItem('xnsim-selection');
            const selection = savedSelection ? JSON.parse(savedSelection) : {};
            const confID = selection.configurationId;

            if (!confID) {
                this.showError('未选择构型');
                return;
            }

            // 获取服务列表
            const response = await fetch(`/api/configurations/${confID}/services`);
            if (!response.ok) {
                throw new Error('获取服务列表失败');
            }
            const services = await response.json();

            this.services = services.map(service => ({
                className: service.ClassName,
                version: service.ServiceVersion
            }));

            this.updateServiceList();
        } catch (error) {
            console.error('加载服务失败:', error);
            this.showError('加载服务失败: ' + error.message);
        }
    }

    updateModelList() {
        const modelListContainer = this.shadowRoot.querySelector('#model-list');
        if (!modelListContainer) return;

        modelListContainer.innerHTML = '';
        
        this.modelGroups.forEach(group => {
            const groupItem = document.createElement('div');
            groupItem.className = 'list-group';
            
            // 组名
            const groupHeader = document.createElement('div');
            groupHeader.className = 'list-group-header';
            groupHeader.textContent = group.name;
            groupItem.appendChild(groupHeader);

            // 组信息（以小字显示）
            const groupInfo = document.createElement('div');
            groupInfo.className = 'list-group-info';
            groupInfo.textContent = `频率：${group.freq}.0 Hz / 优先级：${group.priority} / 亲和性：${group.cpuAff}`;
            groupItem.appendChild(groupInfo);
            
            const modelsList = document.createElement('div');
            modelsList.className = 'list-items';
            
            group.models.forEach(model => {
                const modelItem = document.createElement('div');
                modelItem.className = 'list-item';
                modelItem.textContent = `${model.className} (v${model.version})`;
                modelsList.appendChild(modelItem);
            });
            
            groupItem.appendChild(modelsList);
            modelListContainer.appendChild(groupItem);
        });
    }

    updateServiceList() {
        const serviceListContainer = this.shadowRoot.querySelector('#service-list');
        if (!serviceListContainer) return;

        serviceListContainer.innerHTML = '';
        
        this.services.forEach(service => {
            const serviceItem = document.createElement('div');
            serviceItem.className = 'list-item';
            serviceItem.textContent = `${service.className} (v${service.version})`;
            serviceListContainer.appendChild(serviceItem);
        });
    }

    async runTest() {
        const savedSelection = localStorage.getItem('xnsim-selection');
        const selection = savedSelection ? JSON.parse(savedSelection) : {};
        const confID = selection.configurationId;
        
        try {
            this.showMessage('准备运行测试...');
            const runButton = this.shadowRoot.querySelector('#run-button');
            runButton.disabled = true;
            runButton.textContent = '运行中...';
            
            // 清空并初始化输出框
            const outputContent = this.shadowRoot.querySelector('#output-content');
            outputContent.innerHTML = '开始执行测试...\n';
            
            // 准备启动参数
            const simulationArgs = ['-id', confID, '-test'];
            
            // 调用后端API执行测试
            const response = await fetch('/api/run-simulation', {
                method: 'POST',
                headers: {
                    'Content-Type': 'application/json'
                },
                body: JSON.stringify({
                    args: simulationArgs,
                    timeout: 120000 // 2分钟超时
                })
            });
            
            if (!response.ok) {
                const errorData = await response.json();
                outputContent.innerHTML += `\n错误: ${errorData.message || '测试执行失败'}\n`;
                if (errorData.output) outputContent.innerHTML += this.convertAnsiToHtml(errorData.output);
                if (errorData.errorOutput) outputContent.innerHTML += this.convertAnsiToHtml(errorData.errorOutput);
                throw new Error(errorData.message || '测试执行失败');
            }
            
            const responseData = await response.json();
            
            // 获取进程ID和日志文件路径
            const processId = responseData.simulationId;
            const logFile = responseData.logFile;
            
            // 开始轮询日志文件
            this.startLogFilePolling(logFile);
            
            // 根据测试结果更新UI
            if (responseData.success) {
                this.showSuccess('测试已启动');
            } else {
                this.showError(`测试启动失败: ${responseData.message || '未知错误'}`);
            }
            
        } catch (error) {
            console.error('执行测试失败:', error);
            this.showError('执行测试失败: ' + error.message);
            
            // 显示错误详情
            const outputContent = this.shadowRoot.querySelector('#output-content');
            outputContent.innerHTML += `\n\n执行错误: ${error.message}`;
        } finally {
            // 重置UI
            const runButton = this.shadowRoot.querySelector('#run-button');
            runButton.disabled = false;
            runButton.textContent = '运行测试';
        }
    }

    // 开始轮询日志文件
    startLogFilePolling(logFile) {
        // 清除之前的轮询
        if (this.logFilePollingInterval) {
            clearInterval(this.logFilePollingInterval);
            this.logFilePollingInterval = null;
        }

        let lastPosition = 0;
        const outputContent = this.shadowRoot.querySelector('#output-content');

        // 每100ms检查一次文件
        this.logFilePollingInterval = setInterval(async () => {
            try {
                // 检查进程是否还在运行
                const response = await fetch(`/api/check-process/${logFile.split('_')[1].split('.')[0]}`);
                const data = await response.json();
                
                if (!data.running) {
                    // 进程已结束，读取剩余内容并停止轮询
                    const finalContent = await this.readLogFile(logFile, lastPosition);
                    if (finalContent) {
                        outputContent.innerHTML += this.convertAnsiToHtml(finalContent);
                        outputContent.scrollTop = outputContent.scrollHeight;
                    }
                    
                    clearInterval(this.logFilePollingInterval);
                    this.logFilePollingInterval = null;
                    
                    if (data.success) {
                        this.showSuccess('测试执行成功');
                    } else {
                        this.showError(`测试执行失败: ${data.message || '未知错误'}`);
                    }
                    return;
                }

                // 读取新的日志内容
                const content = await this.readLogFile(logFile, lastPosition);
                if (content) {
                    outputContent.innerHTML += this.convertAnsiToHtml(content);
                    outputContent.scrollTop = outputContent.scrollHeight;
                    lastPosition += content.length;
                }
            } catch (error) {
                console.error('读取日志文件失败:', error);
                clearInterval(this.logFilePollingInterval);
                this.logFilePollingInterval = null;
                this.showError('读取日志文件失败: ' + error.message);
            }
        }, 100);
    }

    // 读取日志文件
    async readLogFile(logFile, startPosition) {
        try {
            const response = await fetch(`/api/read-log-file?file=${encodeURIComponent(logFile)}&position=${startPosition}`);
            if (!response.ok) {
                throw new Error('读取日志文件失败');
            }
            const data = await response.json();
            return data.content;
        } catch (error) {
            console.error('读取日志文件失败:', error);
            return null;
        }
    }

    // 连接到SSE事件源获取实时输出
    connectToEventSource(simulationId) {
        // 关闭之前的连接
        if (this.eventSource) {
            this.eventSource.close();
        }
        
        // 创建新的SSE连接
        const url = `/api/simulation-output/${simulationId}`;
        this.eventSource = new EventSource(url);
        
        // 标准输出和错误输出
        this.eventSource.addEventListener('output', (event) => {
            try {
                const data = JSON.parse(event.data);
                const outputContent = this.shadowRoot.querySelector('#output-content');
                
                // 添加新输出并应用ANSI颜色
                if (data.data) {
                    const html = this.convertAnsiToHtml(data.data);
                    outputContent.innerHTML += html;
                    
                    // 自动滚动到底部
                    outputContent.scrollTop = outputContent.scrollHeight;
                }
            } catch (error) {
                console.error('处理输出事件失败:', error);
            }
        });
        
        // 仿真状态
        this.eventSource.addEventListener('status', (event) => {
            try {
                const data = JSON.parse(event.data);
                
                if (data.running === false) {
                    // 仿真已经不存在或已结束
                    this.showMessage(data.message || '仿真不存在或已结束');
                    
                    // 如果是进程不存在，尝试重新连接
                    if (data.message === '仿真不存在或已结束' && this.reconnectAttempts < this.maxReconnectAttempts) {
                        this.reconnectAttempts++;
                        this.showMessage(`尝试重新连接 (${this.reconnectAttempts}/${this.maxReconnectAttempts})...`);
                        setTimeout(() => this.checkSimulationStatus(simulationId), 1000);
                        return;
                    }
                    
                    // 重置UI
                    this.resetSimulationButtons();
                } else if (data.running === true) {
                    // 更新状态为已连接
                    this.showSuccess('已连接到运行中的仿真');
                }
            } catch (error) {
                console.error('处理状态事件失败:', error);
            }
        });
        
        // 仿真完成
        this.eventSource.addEventListener('completed', (event) => {
            try {
                const data = JSON.parse(event.data);
                
                if (data.success) {
                    this.showSuccess('仿真执行成功');
                } else {
                    this.showError(`仿真执行失败: ${data.message}`);
                }
                
                // 重置UI
                this.resetSimulationButtons();
            } catch (error) {
                console.error('处理完成事件失败:', error);
            }
        });
        
        // 仿真错误
        this.eventSource.addEventListener('error', (event) => {
            try {
                const data = JSON.parse(event.data);
                this.showError(`仿真错误: ${data.message}`);
                
                // 重置UI
                this.resetSimulationButtons();
            } catch (error) {
                console.error('处理错误事件失败:', error);
            }
        });
        
        // 仿真终止
        this.eventSource.addEventListener('terminated', (event) => {
            try {
                const data = JSON.parse(event.data);
                this.showMessage(`仿真已终止: ${data.message}`);
                
                // 在输出框中添加终止信息
                const outputContent = this.shadowRoot.querySelector('#output-content');
                outputContent.innerHTML += `\n\n仿真已终止：${data.message}`;
                
                // 重置UI
                this.resetSimulationButtons();
            } catch (error) {
                console.error('处理终止事件失败:', error);
            }
        });
        
        // 连接错误处理
        this.eventSource.onerror = (error) => {
            console.error('SSE连接错误:', error);
            
            // 检查连接状态
            if (this.eventSource && this.eventSource.readyState === 2) { // CLOSED
                // 如果还有重连次数，尝试重新连接
                if (this.reconnectAttempts < this.maxReconnectAttempts) {
                    this.reconnectAttempts++;
                    this.showMessage(`连接断开，尝试重新连接 (${this.reconnectAttempts}/${this.maxReconnectAttempts})...`);
                    setTimeout(() => this.checkSimulationStatus(this.currentSimulationId), 1000);
                } else {
                    this.showError('实时输出连接已断开');
                    this.resetSimulationButtons();
                }
            }
        };
    }

    // 检查仿真状态
    async checkSimulationStatus(simulationId) {
        try {
            const response = await fetch(`/api/check-process/${simulationId}`);
            const data = await response.json();
            
            if (data.running) {
                // 仿真仍在运行，重新连接到事件源
                this.showMessage('重新连接到运行中的仿真...');
                this.connectToEventSource(simulationId);
            } else {
                // 仿真已经停止，重置UI
                this.showMessage('仿真已结束');
                this.resetSimulationButtons();
            }
        } catch (error) {
            console.error('检查仿真状态失败:', error);
            // 假设仿真已停止
            this.resetSimulationButtons();
        }
    }

    async runSimulation() {
        const savedSelection = localStorage.getItem('xnsim-selection');
        const selection = savedSelection ? JSON.parse(savedSelection) : {};
        const confID = selection.configurationId;
        
        try {
            this.showMessage('准备运行仿真...');
            const runButton = this.shadowRoot.querySelector('#run-simulation-button');
            const pauseButton = this.shadowRoot.querySelector('#pause-simulation-button');
            const stopButton = this.shadowRoot.querySelector('#stop-simulation-button');
            
            runButton.disabled = true;
            pauseButton.disabled = false;
            stopButton.disabled = false;
            runButton.textContent = '运行中...';
            
            // 清空并初始化输出框
            const outputContent = this.shadowRoot.querySelector('#output-content');
            outputContent.innerHTML = '开始执行仿真...\n';
            
            // 准备启动参数
            const simulationArgs = ['-id', confID];
            
            // 调用后端API执行仿真
            const response = await fetch('/api/run-simulation', {
                method: 'POST',
                headers: {
                    'Content-Type': 'application/json'
                },
                body: JSON.stringify({
                    args: simulationArgs
                })
            });
            
            if (!response.ok) {
                const errorData = await response.json();
                outputContent.innerHTML += `\n错误: ${errorData.message || '仿真执行失败'}\n`;
                if (errorData.output) outputContent.innerHTML += this.convertAnsiToHtml(errorData.output);
                if (errorData.errorOutput) outputContent.innerHTML += this.convertAnsiToHtml(errorData.errorOutput);
                throw new Error(errorData.message || '仿真执行失败');
            }
            
            const responseData = await response.json();
            
            // 获取进程ID
            const simulationId = responseData.simulationId;
            
            // 保存当前仿真ID
            this.currentSimulationId = simulationId;
            
            // 建立SSE连接
            this.connectToEventSource(simulationId);
            
            // 根据启动结果更新UI
            if (responseData.success) {
                this.showSuccess('仿真已启动');
            } else {
                this.showError(`仿真启动失败: ${responseData.message || '未知错误'}`);
                this.resetSimulationButtons();
            }
            
        } catch (error) {
            console.error('执行仿真失败:', error);
            this.showError('执行仿真失败: ' + error.message);
            
            // 重置按钮状态
            this.resetSimulationButtons();
            
            // 显示错误详情
            const outputContent = this.shadowRoot.querySelector('#output-content');
            outputContent.innerHTML += `\n\n执行错误: ${error.message}`;
        }
    }

    // 添加新方法：检查并连接到已有的仿真
    async checkAndConnectToExistingSimulation() {
        try {
            const response = await fetch('/api/check-xnengine');
            const data = await response.json();
            
            if (data.running) {
                this.showMessage('检测到正在运行的仿真，正在重新连接...');
                
                // 更新UI以反映运行状态
                const runButton = this.shadowRoot.querySelector('#run-simulation-button');
                const pauseButton = this.shadowRoot.querySelector('#pause-simulation-button');
                const stopButton = this.shadowRoot.querySelector('#stop-simulation-button');
                
                if (runButton) {
                    runButton.disabled = true;
                    runButton.textContent = '运行中...';
                }
                
                if (pauseButton) {
                    pauseButton.disabled = false;
                }
                
                if (stopButton) {
                    stopButton.disabled = false;
                }
                
                // 使用进程ID作为仿真ID重新连接
                this.currentSimulationId = data.pid.toString();
                
                // 清空并初始化输出框
                const outputContent = this.shadowRoot.querySelector('#output-content');
                outputContent.innerHTML = '重新连接到运行中的仿真...\n';
                
                // 连接到SSE获取输出
                this.connectToEventSource(this.currentSimulationId);
                
                // 更新状态为已连接
                this.showSuccess('已连接到运行中的仿真');
                
                // 重置重连尝试次数
                this.reconnectAttempts = 0;
            } else {
                // 如果没有运行中的仿真，重置UI
                this.resetSimulationButtons();
            }
        } catch (error) {
            console.error('检查XNEngine进程失败:', error);
            this.showError('检查仿真状态失败: ' + error.message);
            this.resetSimulationButtons();
        }
    }

    // 添加reactivate方法，用于从缓存中恢复时检查仿真状态
    async reactivate() {
        // 检查是否有XNEngine进程在运行
        await this.checkAndConnectToExistingSimulation();
    }

    // 在组件销毁时清理资源
    disconnectedCallback() {
        if (this.logFilePollingInterval) {
            clearInterval(this.logFilePollingInterval);
            this.logFilePollingInterval = null;
        }
        if (this.eventSource) {
            this.eventSource.close();
            this.eventSource = null;
        }
        this.currentSimulationId = null;
        this.reconnectAttempts = 0;
    }

    showError(message) {
        const messageElement = this.shadowRoot.querySelector('#message');
        messageElement.textContent = message;
        messageElement.style.color = 'red';
    }

    showMessage(message) {
        const messageElement = this.shadowRoot.querySelector('#message');
        messageElement.textContent = message;
        messageElement.style.color = 'blue';
    }
    
    showSuccess(message) {
        const messageElement = this.shadowRoot.querySelector('#message');
        messageElement.textContent = message;
        messageElement.style.color = 'green';
    }

    render() {
        this.shadowRoot.innerHTML = `
            <style>
                :host {
                    display: block;
                    height: 100%;
                    overflow: auto;
                    padding: 16px;
                    box-sizing: border-box;
                }

                .test-container {
                    background-color: white;
                    border-radius: 8px;
                    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
                    padding: 16px;
                    height: 100%;
                    box-sizing: border-box;
                    display: flex;
                    flex-direction: column;
                }
                
                .content-container {
                    display: flex;
                    flex: 1;
                    gap: 20px;
                    overflow: hidden;
                }
                
                .lists-container {
                    width: 320px;
                    display: flex;
                    flex-direction: column;
                    gap: 15px;
                    overflow: auto;
                }
                
                .list-section {
                    border: 1px solid #e0e0e0;
                    border-radius: 4px;
                    display: flex;
                    flex-direction: column;
                    overflow: hidden;
                }
                
                .list-header {
                    background-color: #f5f5f5;
                    padding: 10px;
                    font-weight: bold;
                    border-bottom: 1px solid #e0e0e0;
                }
                
                .list-content {
                    overflow: auto;
                    padding: 10px;
                    max-height: 200px;
                }
                
                .list-group {
                    margin-bottom: 15px;
                }
                
                .list-group-header {
                    font-weight: bold;
                    color: #333;
                    margin-bottom: 2px;
                }
                
                .list-group-info {
                    font-size: 0.85em;
                    color: #666;
                    margin-bottom: 8px;
                    padding-left: 2px;
                }
                
                .list-items {
                    padding-left: 15px;
                }
                
                .list-item {
                    padding: 5px 0;
                }
                
                .output-container {
                    flex: 1;
                    display: flex;
                    flex-direction: column;
                    border: 1px solid #e0e0e0;
                    border-radius: 4px;
                    overflow: hidden;
                }
                
                .output-header {
                    background-color: #f5f5f5;
                    padding: 10px;
                    font-weight: bold;
                    border-bottom: 1px solid #e0e0e0;
                    display: flex;
                    justify-content: space-between;
                    align-items: center;
                }

                #message {
                    flex: 1;
                    text-align: center;
                    margin: 0 10px;
                }
                
                .output-content {
                    flex: 1;
                    background-color: #2b2b2b;
                    color: #e0e0e0;
                    font-family: monospace;
                    padding: 10px;
                    overflow: auto;
                    white-space: pre-wrap;
                    line-height: 1.4;
                }

                /* ANSI颜色样式 */
                .ansi-black { color: #000000; }
                .ansi-red { color: #ff0000; }
                .ansi-green { color: #00ff00; }
                .ansi-yellow { color: #ffff00; }
                .ansi-blue { color: #0000ff; }
                .ansi-magenta { color: #ff00ff; }
                .ansi-cyan { color: #00ffff; }
                .ansi-white { color: #ffffff; }
                
                .ansi-bright-black { color: #666666; }
                .ansi-bright-red { color: #ff6666; }
                .ansi-bright-green { color: #66ff66; }
                .ansi-bright-yellow { color: #ffff66; }
                .ansi-bright-blue { color: #6666ff; }
                .ansi-bright-magenta { color: #ff66ff; }
                .ansi-bright-cyan { color: #66ffff; }
                .ansi-bright-white { color: #ffffff; }
                
                .ansi-bg-black { background-color: #000000; }
                .ansi-bg-red { background-color: #ff0000; }
                .ansi-bg-green { background-color: #00ff00; }
                .ansi-bg-yellow { background-color: #ffff00; }
                .ansi-bg-blue { background-color: #0000ff; }
                .ansi-bg-magenta { background-color: #ff00ff; }
                .ansi-bg-cyan { background-color: #00ffff; }
                .ansi-bg-white { background-color: #ffffff; }
                
                .ansi-bold { font-weight: bold; }
                .ansi-italic { font-style: italic; }
                .ansi-underline { text-decoration: underline; }

                button {
                    padding: 6px 12px;
                    background-color: #1976d2;
                    color: white;
                    border: none;
                    border-radius: 4px;
                    cursor: pointer;
                    font-weight: bold;
                    min-width: 80px;
                    font-size: 0.9em;
                }

                button:hover {
                    background-color: #1565c0;
                }
                
                button:disabled {
                    background-color: #cccccc;
                    cursor: not-allowed;
                }

                .button-group {
                    display: flex;
                    gap: 10px;
                }

                .simulation-button {
                    background-color: #4caf50;
                }

                .simulation-button:hover {
                    background-color: #45a049;
                }

                .simulation-button:disabled {
                    background-color: #cccccc;
                }

                .pause-button {
                    background-color: #ff9800;
                }

                .pause-button:hover {
                    background-color: #f57c00;
                }

                .pause-button:disabled {
                    background-color: #cccccc;
                }

                .stop-button {
                    background-color: #f44336;
                }

                .stop-button:hover {
                    background-color: #d32f2f;
                }

                .stop-button:disabled {
                    background-color: #cccccc;
                }
            </style>
            <div class="test-container">
                <div class="content-container">
                    <div class="lists-container">
                        <div class="list-section">
                            <div class="list-header">模型列表</div>
                            <div id="model-list" class="list-content"></div>
                        </div>
                        <div class="list-section">
                            <div class="list-header">服务列表</div>
                            <div id="service-list" class="list-content"></div>
                        </div>
                    </div>
                    <div class="output-container">
                        <div class="output-header">
                            <span>运行输出</span>
                            <div id="message"></div>
                            <div class="button-group">
                                <button id="run-button">运行测试</button>
                                <button id="run-simulation-button" class="simulation-button">运行仿真</button>
                                <button id="pause-simulation-button" class="pause-button" disabled>暂停仿真</button>
                                <button id="stop-simulation-button" class="stop-button" disabled>结束仿真</button>
                            </div>
                        </div>
                        <div id="output-content" class="output-content">等待测试运行...</div>
                    </div>
                </div>
            </div>
        `;

        // 添加事件监听器
        const runButton = this.shadowRoot.querySelector('#run-button');
        runButton.addEventListener('click', () => this.runTest());
        
        const runSimulationButton = this.shadowRoot.querySelector('#run-simulation-button');
        runSimulationButton.addEventListener('click', () => this.runSimulation());

        const pauseSimulationButton = this.shadowRoot.querySelector('#pause-simulation-button');
        pauseSimulationButton.addEventListener('click', () => this.pauseSimulation());

        const stopSimulationButton = this.shadowRoot.querySelector('#stop-simulation-button');
        stopSimulationButton.addEventListener('click', () => this.stopSimulation());
    }

    // ANSI终端颜色转换为HTML
    convertAnsiToHtml(text) {
        if (!text) return '';
        
        // 映射ANSI颜色代码到CSS类名
        const ansiToHtmlClass = {
            // 前景色 (30-37)
            30: 'ansi-black',
            31: 'ansi-red',
            32: 'ansi-green',
            33: 'ansi-yellow',
            34: 'ansi-blue',
            35: 'ansi-magenta',
            36: 'ansi-cyan',
            37: 'ansi-white',
            
            // 明亮前景色 (90-97)
            90: 'ansi-bright-black',
            91: 'ansi-bright-red',
            92: 'ansi-bright-green',
            93: 'ansi-bright-yellow',
            94: 'ansi-bright-blue',
            95: 'ansi-bright-magenta',
            96: 'ansi-bright-cyan',
            97: 'ansi-bright-white',
            
            // 背景色 (40-47)
            40: 'ansi-bg-black',
            41: 'ansi-bg-red',
            42: 'ansi-bg-green',
            43: 'ansi-bg-yellow',
            44: 'ansi-bg-blue',
            45: 'ansi-bg-magenta',
            46: 'ansi-bg-cyan',
            47: 'ansi-bg-white',
            
            // 文字样式
            1: 'ansi-bold',
            3: 'ansi-italic',
            4: 'ansi-underline'
        };
        
        // 替换ANSI转义序列
        const parts = [];
        let currentSpan = null;
        let currentClasses = [];
        
        // 先分割ANSI序列和文本
        const regex = /\x1b\[([\d;]*)m/g;
        let lastIndex = 0;
        let match;
        
        while ((match = regex.exec(text)) !== null) {
            // 添加匹配前的文本
            if (match.index > lastIndex) {
                parts.push({
                    text: text.substring(lastIndex, match.index),
                    classes: [...currentClasses]
                });
            }
            
            // 处理ANSI代码
            const codes = match[1].split(';').map(Number);
            
            // 重置所有样式
            if (codes.includes(0) || codes.length === 0) {
                currentClasses = [];
            } else {
                // 添加样式
                for (const code of codes) {
                    if (ansiToHtmlClass[code]) {
                        currentClasses.push(ansiToHtmlClass[code]);
                    }
                }
            }
            
            lastIndex = regex.lastIndex;
        }
        
        // 添加最后一段文本
        if (lastIndex < text.length) {
            parts.push({
                text: text.substring(lastIndex),
                classes: [...currentClasses]
            });
        }
        
        // 生成HTML
        let html = '';
        for (const part of parts) {
            if (part.text) {
                if (part.classes.length > 0) {
                    html += `<span class="${part.classes.join(' ')}">${this.escapeHtml(part.text)}</span>`;
                } else {
                    html += this.escapeHtml(part.text);
                }
            }
        }
        
        return html;
    }
    
    // 转义HTML特殊字符
    escapeHtml(text) {
        return text
            .replace(/&/g, '&amp;')
            .replace(/</g, '&lt;')
            .replace(/>/g, '&gt;')
            .replace(/"/g, '&quot;')
            .replace(/'/g, '&#039;');
    }

    async pauseSimulation() {
        const simulationId = this.currentSimulationId;
        if (!simulationId) return;

        try {
            const button = this.shadowRoot.querySelector('#pause-simulation-button');
            const isPaused = button.textContent === '继续仿真';
            
            // 调用后端API暂停/继续仿真
            const response = await fetch('/api/pause-simulation', {
                method: 'POST',
                headers: {
                    'Content-Type': 'application/json'
                },
                body: JSON.stringify({
                    id: simulationId,
                    pause: !isPaused
                })
            });

            if (!response.ok) {
                throw new Error('操作失败');
            }

            // 更新按钮状态
            button.textContent = isPaused ? '暂停仿真' : '继续仿真';
            this.showMessage(isPaused ? '仿真已继续' : '仿真已暂停');
        } catch (error) {
            console.error('暂停/继续仿真失败:', error);
            this.showError('操作失败: ' + error.message);
        }
    }

    async stopSimulation() {
        const simulationId = this.currentSimulationId;
        if (!simulationId) return;

        try {
            // 调用后端API停止仿真
            const response = await fetch('/api/stop-simulation', {
                method: 'POST',
                headers: {
                    'Content-Type': 'application/json'
                },
                body: JSON.stringify({
                    id: simulationId
                })
            });

            if (!response.ok) {
                throw new Error('停止仿真失败');
            }

            // 关闭SSE连接
            if (this.eventSource) {
                this.eventSource.close();
                this.eventSource = null;
            }

            // 重置按钮状态
            this.resetSimulationButtons();
            this.currentSimulationId = null;
            this.showSuccess('仿真已停止');
        } catch (error) {
            console.error('停止仿真失败:', error);
            this.showError('停止仿真失败: ' + error.message);
        }
    }

    resetSimulationButtons() {
        const runButton = this.shadowRoot.querySelector('#run-simulation-button');
        const pauseButton = this.shadowRoot.querySelector('#pause-simulation-button');
        const stopButton = this.shadowRoot.querySelector('#stop-simulation-button');

        runButton.disabled = false;
        runButton.textContent = '运行仿真';
        pauseButton.disabled = true;
        stopButton.disabled = true;
        pauseButton.textContent = '暂停仿真';
    }
}

customElements.define('run-sim', RunSim);