var socket;
document.addEventListener('DOMContentLoaded', function() {
    data = window.appData;
    console.log(data);
    socket = io('/agent?username='+data.username+'&folder='+data.folder);
    socket.on('connect', function() {
        console.log('Connected to server');
        socket.emit('login',JSON.stringify(data));
    });
    // 监听来自服务器的消息
    socket.on('message', function(data) {
        // 显示服务器的回复消息
        const serverMessage = document.createElement('div');
        serverMessage.innerHTML = `<div class="chat-message server-message"><b>服务器:</b> ${marked.parse(data)}</div>`;
        document.getElementById('chatbox').appendChild(serverMessage);

        // 滚动到最新消息
        document.getElementById('chatbox').scrollTop = document.getElementById('chatbox').scrollHeight;
    });
    socket.on('request_function', function(data){
        try {
            console.log("request_function", data);
            if (typeof data === 'string') {
                data = JSON.parse(data);
            }
            for (let i = 0; i < data.length; i++) {
                const element = data[i]
                const requestMessage = document.createElement('div');
                requestMessage.className = 'chat-message server-message';
                const approveButton = document.createElement('button');
                approveButton.innerText = '批准';
                approveButton.data = element;
                approveButton.onclick = function(event) {
                    console.log(element)
                    socket.emit('message', JSON.stringify({type:'function', data:element}));
                    event.currentTarget.disabled = true;
                };
                // 将按钮添加到消息气泡中
                requestMessage.innerHTML = `<b>Function:</b> ${element.name}(${JSON.stringify(element.arguments)})<br>`;
                requestMessage.appendChild(approveButton);
                document.getElementById('chatbox').appendChild(requestMessage);
                document.getElementById('chatbox').scrollTop = document.getElementById('chatbox').scrollHeight;
            }
        } catch (error) {
            console.log(error)
        }
    });
    socket.on('next_chapter', function(data){
        next_chapter(data);
    });
    socket.on('chapter_score',function(data){
        if (typeof data === 'string'){
            data = JSON.parse(data);
        }
        console.log(data)
        const scoreMessage = document.createElement('div');
        scoreMessage.className = 'chat-message server-message';
        scoreMessage.innerHTML = `<b>Chapter ${data.chapter_id} Score:</b> ${data.data}`;
        document.getElementById('chatbox').appendChild(scoreMessage);
        document.getElementById('chatbox').scrollTop = document.getElementById('chatbox').scrollHeight;
    })

});


// 控制文字大小的滑块
const fontSizeSlider = document.getElementById('fontSizeSlider');
const chatbox = document.getElementById('chatbox');

fontSizeSlider.addEventListener('input', function() {
    console.log(fontSizeSlider.value);
    chatbox.style.fontSize = fontSizeSlider.value + 'px';
});

// 语言切换按钮
const englishRadio = document.getElementById('english');
const chineseRadio = document.getElementById('chinese');

const englishLabel = document.getElementById('label_for_en');
const chineseLabel = document.getElementById('label_for_zh');
let language = 'zh';  // 默认语言

// 切换语言事件
englishRadio.addEventListener('change', function() {
    if (englishRadio.checked) {
        language = 'en';
        englishLabel.classList.add('active');
        chineseLabel.classList.remove('active');
    }
    socket.emit('language',language);
});

chineseRadio.addEventListener('change', function() {
    if (chineseRadio.checked) {
        language = 'zh';
        chineseLabel.classList.add('active');
        englishLabel.classList.remove('active');
    }
    socket.emit('language',language);
});



// 发送消息
function sendMessage() {
    const input = document.getElementById('messageInput').value;
    if (input.trim() === '') return;

    // 使用 marked.js 解析 markdown
    const markdownHtml = marked.parse(input);

    // 显示用户发送的消息
    const userMessage = document.createElement('div');
    userMessage.innerHTML = `<div class="chat-message user-message"><b>你:</b> ${markdownHtml}</div>`;
    document.getElementById('chatbox').appendChild(userMessage);

    // 发送消息到服务器
    socket.emit('message', JSON.stringify({data: input, type:'text'}));

    // 清空输入框
    document.getElementById('messageInput').value = '';

    // 滚动到最新消息
    document.getElementById('chatbox').scrollTop = document.getElementById('chatbox').scrollHeight;
}

let currentChapterIndex = -1;
function next_chapter(data) {
    // 获取所有的 h3 元素
    var iframe = document.getElementById('markdown-content-iframe');

    // 访问 iframe 的文档对象
    var iframeDocument = iframe.contentDocument || iframe.contentWindow.document;
    var titles = []
    var h3Elements = iframeDocument.querySelectorAll('h3');
    console.log("h3Elements next")
    if (currentChapterIndex >= h3Elements.length) {
        return; // 如果已经到了最后一个章节，则不进行任何操作
    }

    // 隐藏当前章节及其后的内容
    for (let i = 0; i < h3Elements.length; i++) {
        h3Elements[i].style.display = 'none';
        titles.push(h3Elements[i].innerText)
        let nextSibling = h3Elements[i].nextElementSibling;
        while (nextSibling && nextSibling.tagName !== 'H3') {
            nextSibling.style.display = 'none';
            nextSibling = nextSibling.nextElementSibling;
        }
    }

    // 显示下一个章节及其后的内容，直到再下一个h3元素或结束
    if (currentChapterIndex + 1 < h3Elements.length) {
        h3Elements[currentChapterIndex + 1].style.display = 'block';
        let nextSibling = h3Elements[currentChapterIndex + 1].nextElementSibling;
        while (nextSibling && nextSibling.tagName !== 'H3') {
            nextSibling.style.display = 'block';
            nextSibling = nextSibling.nextElementSibling;
        }
    }
    currentChapterIndex++;

    generateProgressBar(h3Elements.length, currentChapterIndex, titles);
}

function generateProgressBar(N, idx, titles) {
    const container = document.getElementById('markdown-content-process');
    container.innerHTML = ''; // 清空内容
    
    // 创建进度条的外框
    const progressBox = document.createElement('div');
    progressBox.className = 'progress-box';
    
    // 获取详细信息容器
    const detailBox = document.getElementById('progress-detail');
    
    // 根据N值动态调整每个进度节点的宽度
    const nodeWidth = 100 / N;  // 每个节点的宽度为 100% / N
    
    // 根据N值生成子框并设置颜色
    for (let i = 0; i < N; i++) {
        const titleBox = document.createElement('div');
        titleBox.className = 'progress-title';
        
        // 设置进度条的颜色
        if (i < idx) {
            titleBox.classList.add('green'); // 已完成部分
        } else {
            titleBox.classList.add('white'); // 未完成部分
        }

        // 设置每个子框的标题
        titleBox.innerHTML = titles[i] || `Step ${i + 1}`;

        // 设置每个进度节点的宽度
        titleBox.style.width = `${nodeWidth}%`;

        // 监听鼠标移入事件来显示详情
        titleBox.addEventListener('mouseenter', function() {
            detailBox.innerHTML = `Step ${i + 1}: ${titles[i] || "No title"}`;// - Additional details here...`;
            detailBox.style.display = 'block';
            // 根据进度条位置显示详情
            const rect = titleBox.getBoundingClientRect();
            detailBox.style.top = `${rect.top + window.scrollY - 100}px`;  // 微调位置
            detailBox.style.left = `${rect.left + window.scrollX + rect.width / 2 - detailBox.offsetWidth / 2}px`;
        });

        // 监听鼠标移出事件来隐藏详情
        titleBox.addEventListener('mouseleave', function() {
            detailBox.style.display = 'none';
        });

        progressBox.appendChild(titleBox);
    }

    // 将生成的进度条添加到容器中
    container.appendChild(progressBox);
}