{% extends "base.html" %}

{% block title %}服务管理 - ToNav{% endblock %}

{% block content %}
<div class="container admin-layout">
    <!-- 顶部导航 -->
    <div class="admin-header">
        <div class="header-left">
            <h1>📡 服务管理</h1>
            <a href="/admin" class="back-link">← 返回首页</a>
        </div>
        <div class="header-right">
            <button class="btn btn-outline" onclick="window.open('/', '_blank')" style="margin-right: 10px;">查看前台 ↗</button>
            <button class="btn btn-primary" onclick="showCreateModal()">+ 新建服务</button>
        </div>
    </div>

    <!-- 服务列表 -->
    <div class="services-list">
        <div class="loading">加载中...</div>
    </div>

    <!-- 创建/编辑弹窗 -->
    <div class="modal" id="serviceModal">
        <div class="modal-content">
            <div class="modal-header">
                <h2 id="modalTitle">新建服务</h2>
                <button class="close-btn" onclick="closeModal()">×</button>
            </div>
            <form id="serviceForm" class="modal-body">
                <input type="hidden" id="serviceId">

                <div class="form-group">
                    <label>服务名称 *</label>
                    <input type="text" id="serviceName" class="input" required>
                </div>

                <div class="form-group">
                    <label>访问URL *</label>
                    <input type="url" id="serviceUrl" class="input" required placeholder="http://">
                </div>

                <div class="form-group">
                    <label>描述</label>
                    <input type="text" id="serviceDesc" class="input" placeholder="简短描述">
                </div>

                <div class="form-group">
                    <label>标签 (英文逗号分隔)</label>
                    <input type="text" id="serviceTags" class="input" placeholder="工具, 开发, 常用">
                </div>

                <div class="form-row">
                    <div class="form-group">
                        <label>图标（emoji）</label>
                        <input type="text" id="serviceIcon" class="input" placeholder="📡">
                    </div>

                    <div class="form-group">
                        <label>分类</label>
                        <select id="serviceCategory" class="input">
                            <option value="默认">默认</option>
                            <option value="内网服务">内网服务</option>
                            <option value="开发工具">开发工具</option>
                            <option value="测试环境">测试环境</option>
                        </select>
                    </div>
                </div>

                <div class="form-row">
                    <div class="form-group">
                        <label>排序权重</label>
                        <input type="number" id="serviceSort" class="input" value="0">
                    </div>

                    <div class="form-group">
                        <label>状态</label>
                        <label class="checkbox-label">
                            <input type="checkbox" id="serviceEnabled" checked>
                            <span>启用</span>
                        </label>
                    </div>
                </div>

                <div class="form-divider">健康检测设置</div>

                <div class="form-group">
                    <label class="checkbox-label">
                        <input type="checkbox" id="healthCheckEnabled">
                        <span>启用健康检测</span>
                    </label>
                </div>

                <div class="form-group" id="healthUrlGroup" style="display: none;">
                    <label>检测URL</label>
                    <input type="url" id="healthCheckUrl" class="input" placeholder="留空则使用主URL">
                </div>

                <div class="form-actions">
                    <button type="button" class="btn" onclick="closeModal()">取消</button>
                    <button type="submit" class="btn btn-primary">保存</button>
                </div>
            </form>
        </div>
    </div>
</div>

<style>
    :root {
        --main-red: #ff4d4f;
    }

    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        min-height: 100vh;
        padding: 20px;
    }

    .container {
        max-width: 1000px;
        margin: 0 auto;
    }

    .admin-header {
        background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
        color: #fff;
        padding: 25px 30px;
        border-radius: 20px 20px 0 0;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .header-left h1 {
        font-size: 22px;
        font-weight: 700;
    }

    .back-link {
        color: #8c8c8c;
        font-size: 13px;
        text-decoration: none;
    }

    .back-link:hover {
        color: #bfbfbf;
    }

    .services-list {
        background: #fff;
        padding: 30px;
        border-radius: 0 0 20px 20px;
        min-height: 400px;
    }

    .service-item {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 20px;
        background: #fafafa;
        border-radius: 12px;
        margin-bottom: 15px;
        transition: all 0.3s;
    }

    .service-item:hover {
        background: #f0f0f0;
        transform: translateX(5px);
    }

    .service-info {
        display: flex;
        align-items: center;
        gap: 15px;
        flex: 1;
    }

    .service-icon-large {
        font-size: 36px;
    }

    .service-details {
        flex: 1;
    }

    .service-name {
        font-size: 18px;
        font-weight: 600;
        color: #262626;
        margin-bottom: 5px;
    }

    .service-url {
        font-size: 13px;
        color: #8c8c8c;
        word-break: break-all;
        overflow-wrap: break-word;
        max-width: 100%;
        display: block;
    }

    .service-meta {
        display: flex;
        gap: 10px;
        font-size: 12px;
        color: #999;
    }

    .tag {
        padding: 2px 8px;
        border-radius: 4px;
        background: #e6f7ff;
        color: #1890ff;
    }

    .service-actions {
        display: flex;
        gap: 8px;
    }

    .action-btn-sm {
        padding: 8px 14px;
        border: 1px solid #d9d9d9;
        background: #fff;
        border-radius: 8px;
        font-size: 13px;
        cursor: pointer;
        transition: all 0.3s;
    }

    .action-btn-sm:hover {
        border-color: var(--main-red);
        color: var(--main-red);
    }

    .action-btn-sm.danger:hover {
        background: #fff2f0;
        border-color: #ff4d4f;
        color: #ff4d4f;
    }

    .status-dot {
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background: #d9d9d9;
    }

    .status-dot.enabled {
        background: #52c41a;
    }

    /* Modal */
    .modal {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0,0,0,0.6);
        z-index: 1000;
        align-items: center;
        justify-content: center;
        animation: fadeIn 0.3s ease;
    }

    .modal.active {
        display: flex;
    }

    @keyframes fadeIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }

    .modal-content {
        background: #fff;
        border-radius: 20px;
        max-width: 600px;
        width: 90%;
        max-height: 85vh;
        overflow-y: auto;
        animation: slideUp 0.3s ease;
    }

    @keyframes slideUp {
        from { transform: translateY(50px); opacity: 0; }
        to { transform: translateY(0); opacity: 1; }
    }

    .modal-header {
        padding: 20px 25px;
        background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
        color: #fff;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .modal-header h2 {
        font-size: 18px;
        font-weight: 600;
    }

    .close-btn {
        background: none;
        border: none;
        color: #fff;
        font-size: 28px;
        cursor: pointer;
        padding: 0;
        width: 32px;
        height: 32px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 50%;
    }

    .close-btn:hover {
        background: rgba(255,255,255,0.2);
    }

    .modal-body {
        padding: 25px;
    }

    .form-group {
        margin-bottom: 20px;
    }

    .form-group label {
        display: block;
        margin-bottom: 8px;
        font-size: 14px;
        font-weight: 500;
        color: #262626;
    }

    .input, .input[type="text"], .input[type="url"], .input[type="number"], select.input {
        width: 100%;
        padding: 10px 12px;
        border: 1px solid #d9d9d9;
        border-radius: 8px;
        font-size: 14px;
        transition: all 0.3s;
    }

    .input:focus {
        outline: none;
        border-color: var(--main-red);
        box-shadow: 0 0 0 3px rgba(255, 77, 79, 0.1);
    }

    .form-row {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 15px;
    }

    .form-divider {
        margin: 25px 0;
        padding-top: 20px;
        border-top: 1px solid #f0f0f0;
        font-size: 14px;
        font-weight: 600;
        color: #8c8c8c;
    }

    .checkbox-label {
        display: flex;
        align-items: center;
        gap: 8px;
        cursor: pointer;
    }

    .checkbox-label input[type="checkbox"] {
        width: 18px;
        height: 18px;
        cursor: pointer;
    }

    .form-actions {
        display: flex;
        justify-content: flex-end;
        gap: 10px;
        margin-top: 30px;
        padding-top: 20px;
        border-top: 1px solid #f0f0f0;
    }

    .btn-outline {
        background: transparent;
        border: 1px solid rgba(255,255,255,0.3);
        color: #fff;
    }

    .btn-outline:hover {
        background: rgba(255,255,255,0.1);
        border-color: #fff;
    }

    .btn {
        padding: 10px 20px;
        border: none;
        border-radius: 8px;
        font-size: 14px;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.3s;
    }

    .btn-primary {
        background: var(--main-red);
        color: #fff;
        box-shadow: 0 4px 15px rgba(255, 77, 79, 0.4);
    }

    .btn-primary:hover {
        background: #ff7875;
    }

    .loading {
        text-align: center;
        padding: 60px;
        color: #999;
    }

    .empty-state {
        text-align: center;
        padding: 60px;
        color: #999;
    }

    @media (max-width: 768px) {
        .service-item {
            flex-direction: column;
            align-items: flex-start;
            gap: 15px;
        }

        .service-actions {
            width: 100%;
            justify-content: flex-end;
        }

        .form-row {
            grid-template-columns: 1fr;
        }
    }
</style>
{% endblock %}

{% block scripts %}
<script>
    let allServices = [];

    // 初始化
    document.addEventListener('DOMContentLoaded', function() {
        loadServices();
        setupForm();
    });

    // 加载服务列表
    async function loadServices() {
        try {
            // 添加时间戳防止缓存
            const response = await fetch(`/api/admin/services?t=${new Date().getTime()}`);
            if (!response.ok) {
                window.location.href = '/admin/login';
                return;
            }

            allServices = await response.json();
            renderServices();
        } catch (err) {
            console.error('加载服务失败:', err);
            window.location.href = '/admin/login';
        }
    }

    // 渲染服务列表
    function renderServices() {
        const container = document.querySelector('.services-list');

        if (allServices.length === 0) {
            container.innerHTML = '<div class="empty-state">暂无服务</div>';
            return;
        }

        let html = '';
        allServices.forEach(service => {
            html += `
                <div class="service-item">
                    <div class="service-info">
                        <span class="service-icon-large">${service.icon || '📡'}</span>
                        <div class="service-details">
                            <div class="service-name">
                                ${service.name}
                                <span class="status-dot ${service.is_enabled ? 'enabled' : ''}"></span>
                            </div>
                            <div class="service-url">${service.url}</div>
                            <div class="service-meta">
                                <span class="tag">${service.category}</span>
                                <span>排序: ${service.sort_order}</span>
                                ${service.health_check_enabled ? '<span>🔍 检测中</span>' : ''}
                            </div>
                        </div>
                    </div>
                    <div class="service-actions">
                        <button class="action-btn-sm" onclick="editService(${service.id})">编辑</button>
                        <button class="action-btn-sm" onclick="toggleService(${service.id})">
                            ${service.is_enabled ? '禁用' : '启用'}
                        </button>
                        <button class="action-btn-sm danger" onclick="deleteService(${service.id}, '${service.name}')">删除</button>
                    </div>
                </div>
            `;
        });

        container.innerHTML = html;
    }

    // 设置表单
    function setupForm() {
        // 健康检测URL显示/隐藏
        document.getElementById('healthCheckEnabled').addEventListener('change', function() {
            document.getElementById('healthUrlGroup').style.display = this.checked ? 'block' : 'none';
        });

        // 表单提交
        document.getElementById('serviceForm').addEventListener('submit', function(e) {
            e.preventDefault();
            saveService();
        });
    }

    // 加载分类列表到下拉框
    async function loadCategoriesToSelect() {
        try {
            const response = await fetch('/api/admin/categories');
            const categories = await response.json();

            const select = document.getElementById('serviceCategory');
            const currentValue = select.value;
            select.innerHTML = '';

            categories.forEach(cat => {
                const option = document.createElement('option');
                option.value = cat.name;
                option.textContent = cat.name;
                select.appendChild(option);
            });

            // 尝试恢复之前选中的值
            if (currentValue) {
                const exists = categories.find(c => c.name === currentValue);
                if (exists) {
                    select.value = currentValue;
                }
            }
        } catch (err) {
            console.error('加载分类失败:', err);
        }
    }

    // 显示创建弹窗
    async function showCreateModal() {
        document.getElementById('modalTitle').textContent = '新建服务';
        document.getElementById('serviceId').value = '';
        document.getElementById('serviceForm').reset();
        document.getElementById('serviceEnabled').checked = true;
        document.getElementById('serviceSort').value = '0';
        document.getElementById('healthUrlGroup').style.display = 'none';

        await loadCategoriesToSelect();
        document.getElementById('serviceModal').classList.add('active');
    }

    // 编辑服务
    async function editService(id) {
        const service = allServices.find(s => s.id === id);
        if (!service) return;

        await loadCategoriesToSelect();

        document.getElementById('modalTitle').textContent = '编辑服务';
        document.getElementById('serviceId').value = service.id;
        document.getElementById('serviceName').value = service.name;
        document.getElementById('serviceUrl').value = service.url;
        document.getElementById('serviceDesc').value = service.description || '';
        document.getElementById('serviceTags').value = service.tags || '';
        document.getElementById('serviceIcon').value = service.icon || '';
        document.getElementById('serviceCategory').value = service.category;
        document.getElementById('serviceSort').value = service.sort_order;
        document.getElementById('serviceEnabled').checked = service.is_enabled === 1;
        document.getElementById('healthCheckEnabled').checked = service.health_check_enabled === 1;
        document.getElementById('healthCheckUrl').value = service.health_check_url || '';
        document.getElementById('healthUrlGroup').style.display = service.health_check_enabled ? 'block' : 'none';

        document.getElementById('serviceModal').classList.add('active');
    }

    // 保存服务
    async function saveService() {
        const id = document.getElementById('serviceId').value;
        const data = {
            name: document.getElementById('serviceName').value,
            url: document.getElementById('serviceUrl').value,
            description: document.getElementById('serviceDesc').value,
            tags: document.getElementById('serviceTags').value,
            icon: document.getElementById('serviceIcon').value,
            category: document.getElementById('serviceCategory').value,
            sort_order: parseInt(document.getElementById('serviceSort').value) || 0,
            is_enabled: document.getElementById('serviceEnabled').checked ? 1 : 0,
            health_check_enabled: document.getElementById('healthCheckEnabled').checked ? 1 : 0,
            health_check_url: document.getElementById('healthCheckUrl').value
        };

        try {
            const url = id ? `/api/admin/services/${id}` : '/api/admin/services';
            const method = id ? 'PUT' : 'POST';

            const response = await fetch(url, {
                method: method,
                headers: {'Content-Type': 'application/json'},
                body: JSON.stringify(data)
            });

            if (response.ok) {
                closeModal();
                loadServices();
            } else {
                const result = await response.json();
                alert(result.error || '保存失败');
            }
        } catch (err) {
            alert('请求失败: ' + err.message);
        }
    }

    // 切换服务状态
    async function toggleService(id) {
        if (!confirm('确定要切换服务状态吗？')) return;

        try {
            const response = await fetch(`/api/admin/services/${id}/toggle`, {
                method: 'POST'
            });

            if (response.ok) {
                loadServices();
            } else {
                alert('操作失败');
            }
        } catch (err) {
            alert('请求失败: ' + err.message);
        }
    }

    // 删除服务
    async function deleteService(id, name) {
        if (!confirm(`确定要删除服务"${name}"吗？此操作不可恢复。`)) return;

        try {
            const response = await fetch(`/api/admin/services/${id}`, {
                method: 'DELETE'
            });

            if (response.ok) {
                loadServices();
            } else {
                alert('删除失败');
            }
        } catch (err) {
            alert('请求失败: ' + err.message);
        }
    }

    // 关闭弹窗
    function closeModal() {
        document.getElementById('serviceModal').classList.remove('active');
    }

    // 点击外部关闭弹窗
    document.getElementById('serviceModal').addEventListener('click', function(e) {
        if (e.target === this) {
            closeModal();
        }
    });
</script>
{% endblock %}