{include file="component/head" /}
{include file="component/header-simple" /}
<div class="main">
    <div class="location">
        <div class="container">
            <div class="location-item">
                <a href="/">首页</a>
                <span>></span>
                <a href="/index/program/index" id="cateLink"></a>
            </div>
        </div>
    </div>

    <div class="program-detail-container">
        <div class="program-header">
            <h1 class="program-title" id="programTitle"></h1>
            <div class="program-meta">
                <span class="program-author"><i class="fa fa-user"></i> <span id="programAuthor"></span></span>
                <span class="program-date"><i class="fa fa-calendar"></i> <span id="programDate"></span></span>
                <span class="program-views"><i class="fa-solid fa-eye"></i> <span id="programViews"></span> 浏览</span>
                <span class="program-downloads"><i class="fa-solid fa-download"></i> <span id="programDownloads"></span> 下载</span>
            </div>
        </div>

        <div class="program-content" id="programContent">
        </div>

        <div class="program-info">
            <div class="info-item">
                <span class="info-label">软件大小：</span>
                <span id="programSize"></span>
            </div>
            <div class="info-item">
                <span class="info-label">运行环境：</span>
                <span id="programEnvironment"></span>
            </div>
            <div class="info-item">
                <span class="info-label">更新时间：</span>
                <span id="programUpdateTime"></span>
            </div>
            <div class="info-item">
                <span class="info-label">软件版本：</span>
                <span id="programVersion"></span>
            </div>
        </div>

        <div class="program-actions">
            <div class="action-item download-btn" id="downloadBtn">
                <i class="fa fa-download"></i>
                <span class="action-text">立即下载</span>
            </div>
            <div class="action-item share-btn">
                <i class="fa fa-share-alt"></i>
                <span class="action-text">分享</span>
            </div>
        </div>

        <div class="program-navigation">
            <div class="prev-program" id="prevProgram">
            </div>
            <div class="next-program" id="nextProgram">
            </div>
        </div>

        <div class="related-programs">
            <h3 class="related-title">相关推荐</h3>
            <div class="related-list" id="relatedPrograms">
            </div>
        </div>
    </div>
</div>

<!-- 返回顶部按钮 -->
<div class="go-to-top" id="goToTop">
    <i class="layui-icon layui-icon-top"></i>
</div>

{include file="component/footer" /}

<style>
    .location {
        max-width: 1000px;
        margin: 30px auto;
    }

    .program-detail-container {
        max-width: 1000px;
        margin: 30px auto;
        padding: 50px;
        background: #fff;
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
        border-radius: 8px;
    }

    .program-header {
        margin-bottom: 30px;
        border-bottom: 1px solid #eee;
        padding-bottom: 20px;
    }

    .program-title {
        font-size: 28px;
        font-weight: 700;
        color: #333;
        margin-bottom: 15px;
        line-height: 1.4;
    }

    .program-meta {
        display: flex;
        flex-wrap: wrap;
        gap: 20px;
        color: #666;
        font-size: 14px;
    }

    .program-meta span {
        display: flex;
        align-items: center;
    }

    .program-meta i {
        margin-right: 5px;
    }

    .program-content {
        line-height: 1.8;
        color: #333;
        font-size: 16px;
        margin-bottom: 30px;
    }

    .program-info {
        background: #f8f9fa;
        padding: 20px;
        border-radius: 8px;
        margin: 20px 0;
    }

    .info-item {
        margin-bottom: 10px;
        display: flex;
        align-items: center;
    }

    .info-label {
        font-weight: bold;
        width: 100px;
        color: #666;
    }

    .program-actions {
        display: flex;
        justify-content: center;
        gap: 40px;
        margin: 30px 0;
        padding: 20px 0;
        border-top: 1px solid #eee;
        border-bottom: 1px solid #eee;
    }

    .action-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        cursor: pointer;
        padding: 15px 30px;
        border-radius: 8px;
        transition: all 0.3s ease;
    }

    .download-btn {
        background: #f57005;
        color: #fff;
    }

    .download-btn:hover {
        background: #e66600;
        transform: translateY(-2px);
    }

    .share-btn {
        background: #f8f9fa;
        color: #666;
    }

    .share-btn:hover {
        background: #e9ecef;
    }

    .action-item i {
        font-size: 24px;
        margin-bottom: 5px;
    }

    .action-text {
        font-size: 14px;
    }

    .program-navigation {
        display: flex;
        justify-content: space-between;
        margin: 30px 0;
    }

    .prev-program,
    .next-program {
        max-width: 45%;
    }

    .prev-program a,
    .next-program a {
        color: #333;
        text-decoration: none;
    }

    .prev-program a:hover,
    .next-program a:hover {
        color: #f57005;
    }

    .disabled {
        color: #999;
    }

    .related-programs {
        margin: 40px 0;
    }

    .related-title {
        font-size: 20px;
        font-weight: 600;
        margin-bottom: 20px;
        padding-bottom: 10px;
        border-bottom: 1px solid #eee;
    }

    .related-list {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }

    .related-item {
        border-radius: 8px;
        overflow: hidden;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
        transition: transform 0.3s;
    }

    .related-item:hover {
        transform: translateY(-5px);
    }

    .related-item a {
        text-decoration: none;
        color: inherit;
    }

    .related-image img {
        width: 100%;
        height: 150px;
        object-fit: cover;
    }

    .related-info {
        padding: 10px;
    }

    .related-item-title {
        font-size: 16px;
        font-weight: 600;
        margin-bottom: 5px;
        color: #333;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .related-item-desc {
        font-size: 12px;
        color: #666;
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }

    .go-to-top {
        position: fixed;
        right: 30px;
        bottom: 30px;
        width: 40px;
        height: 40px;
        background: #f57005;
        color: #fff;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
        z-index: 1000;
    }

    .go-to-top.show {
        opacity: 1;
        visibility: visible;
    }

    .go-to-top:hover {
        background: #e66600;
        transform: translateY(-3px);
    }

    @media (max-width: 768px) {
        .program-title {
            font-size: 24px;
        }

        .related-list {
            grid-template-columns: repeat(1, 1fr);
        }

        .program-meta {
            gap: 10px;
        }

        .go-to-top {
            right: 20px;
            bottom: 20px;
            width: 36px;
            height: 36px;
        }
    }

    .location-item a {
        color: #000 !important;
    }
</style>

<script>
    // 格式化日期
    function formatDate(timestamp) {
        const date = new Date(timestamp * 1000);
        return date.toLocaleDateString('zh-CN', {
            year: 'numeric',
            month: '2-digit',
            day: '2-digit'
        });
    }

    // 渲染程序详情
    function renderProgramDetail(data) {
        // 渲染分类链接
        document.getElementById('cateLink').textContent = data.cateName;
        
        // 渲染程序标题
        document.getElementById('programTitle').textContent = data.program.title;
        
        // 渲染程序元信息
        document.getElementById('programAuthor').textContent = data.program.author;
        document.getElementById('programDate').textContent = formatDate(data.program.create_time);
        document.getElementById('programViews').textContent = data.program.views;
        document.getElementById('programDownloads').textContent = data.program.downloads;
        
        // 渲染程序内容
        document.getElementById('programContent').innerHTML = data.program.content;
        
        // 渲染程序信息
        document.getElementById('programSize').textContent = data.program.size || '未知';
        document.getElementById('programEnvironment').textContent = data.program.environment || '通用';
        document.getElementById('programUpdateTime').textContent = formatDate(data.program.update_time);
        document.getElementById('programVersion').textContent = data.program.version || '1.0.0';
        
        // 渲染上一个程序
        const prevProgram = document.getElementById('prevProgram');
        if (data.prevProgram) {
            prevProgram.innerHTML = `
                <a href="/index/program/detail?id=${data.prevProgram.id}">
                    <i class="fa fa-arrow-left"></i> 上一个：${data.prevProgram.title}
                </a>
            `;
        } else {
            prevProgram.innerHTML = '<span class="disabled"><i class="fa fa-arrow-left"></i> 没有上一个了</span>';
        }
        
        // 渲染下一个程序
        const nextProgram = document.getElementById('nextProgram');
        if (data.nextProgram) {
            nextProgram.innerHTML = `
                <a href="/index/program/detail?id=${data.nextProgram.id}">
                    下一个：${data.nextProgram.title} <i class="fa fa-arrow-right"></i>
                </a>
            `;
        } else {
            nextProgram.innerHTML = '<span class="disabled">没有下一个了 <i class="fa fa-arrow-right"></i></span>';
        }
        
        // 渲染相关程序
        const relatedPrograms = document.getElementById('relatedPrograms');
        if (data.relatedPrograms && data.relatedPrograms.length > 0) {
            relatedPrograms.innerHTML = data.relatedPrograms.map(program => `
                <div class="related-item">
                    <a href="/index/program/detail?id=${program.id}">
                        <div class="related-image">
                            <img src="${program.icon}" alt="${program.title}">
                        </div>
                        <div class="related-info">
                            <div class="related-item-title">${program.title}</div>
                            <div class="related-item-desc">${program.desc || ''}</div>
                        </div>
                    </a>
                </div>
            `).join('');
        } else {
            relatedPrograms.innerHTML = '<div class="no-related">暂无相关程序</div>';
        }
    }

    // 页面加载完成后执行
    document.addEventListener('DOMContentLoaded', function() {
        // 获取程序ID
        const programId = new URLSearchParams(window.location.search).get('id');
        if (!programId) {
            alert('程序ID不存在');
            return;
        }

        // 获取程序详情
        fetch(`/index/program/detail?id=${programId}`, {
            headers: {
                'X-Requested-With': 'XMLHttpRequest'
            }
        })
        .then(response => response.json())
        .then(result => {
            if (result.code === 1) {
                renderProgramDetail(result.data);
                // 更新访问次数
                updateProgramViews(programId);
            } else {
                alert(result.msg || '获取程序详情失败');
            }
        })
        .catch(error => {
            console.error('获取程序详情失败:', error);
            alert('获取程序详情失败，请检查网络连接或刷新页面重试');
        });

        // 下载功能
        const downloadBtn = document.getElementById('downloadBtn');
        if (downloadBtn) {
            downloadBtn.addEventListener('click', function() {
                fetch('/index/program/download?id=' + programId, {
                    method: 'POST',
                    headers: {
                        'X-Requested-With': 'XMLHttpRequest'
                    }
                })
                .then(response => response.json())
                .then(data => {
                    if (data.code === 1) {
                        const downloadsElement = document.getElementById('programDownloads');
                        let downloads = parseInt(downloadsElement.textContent);
                        downloadsElement.textContent = downloads + 1;
                        
                        // 获取当前域名
                        const domain = window.location.origin;
                        // 拼接完整的下载地址
                        if (data.data && data.data.fileurl) {
                            const downloadUrl = domain + data.data.fileurl;
                            window.location.href = downloadUrl;
                        } else {
                            alert('下载地址不存在');
                        }
                    } else {
                        alert('下载失败：' + data.msg);
                    }
                })
                .catch(error => {
                    console.error('下载请求失败:', error);
                    alert('下载请求失败，请稍后重试');
                });
            });
        }

        // 返回顶部功能
        const goToTop = document.getElementById('goToTop');
        
        // 监听滚动事件
        window.addEventListener('scroll', function() {
            if (window.pageYOffset > 300) {
                goToTop.classList.add('show');
            } else {
                goToTop.classList.remove('show');
            }
        });
        
        // 点击返回顶部
        goToTop.addEventListener('click', function() {
            window.scrollTo({
                top: 0,
                behavior: 'smooth'
            });
        });
    });

    // 更新程序访问次数
    function updateProgramViews(programId) {
        fetch('/index/program/updateViews', {
            method: 'POST',
            headers: {
                'Content-Type': 'application/json',
                'X-Requested-With': 'XMLHttpRequest'
            },
            body: JSON.stringify({
                id: programId
            })
        })
        .then(response => response.json())
        .then(result => {
            if (result.code === 1) {
                // 更新成功，更新页面上的访问次数显示
                const viewsElement = document.getElementById('programViews');
                if (viewsElement) {
                    viewsElement.textContent = result.data.views;
                }
            }
        })
        .catch(error => {
            console.error('更新访问次数失败:', error);
        });
    }
</script>
{include file="component/foot" /}