// 智慧河道管理平台 - JavaScript 主文件

// 全局变量
let map;
let currentTab = 'monitor';
let workorderData = [];
let deviceData = [];
let warningData = [];

let dashboardData = {
    realTimeStatus: {
        online: 12,
        warning: 3,
        processing: 2
    },
    waterQuality: {
        excellent: 8,
        good: 4,
        warning: 1
    },
    efficiency: {
        daily: 85,
        weekly: 78,
        monthly: 82
    },
    alerts: [
        {id: 1, type: 'high', title: '水质异常', desc: '湘江中路段检测到污染物超标', time: '2分钟前'},
        {id: 2, type: 'medium', title: '设备故障', desc: '橘子洲头摄像头离线', time: '15分钟前'},
        {id: 3, type: 'low', title: '清理完成', desc: '杜甫江阁段垃圾清理完毕', time: '1小时前'}
    ],
    envData: {
        temperature: 24,
        windSpeed: 3.2,
        visibility: 8.5
    }
};

// 初始化应用
document.addEventListener('DOMContentLoaded', function() {
    // The initializeApp function will be called by onTdtMapApiLoaded
});

function initializeApp() {
    initializeNavigation();
    initializeDashboard();
    initializeTime();
    initializeMap();
    initializeCharts();
    startRealTimeUpdates();
    
    // 初始化其他模块
    initializeWorkorder();
    initializeDevice();
    initializeWarning();
    initializeStatistics();
    
    // 启用大屏模式
    enableFullscreenMode();
}

function onTdtMapApiLoaded() {
    window.T = T; // Expose T to the global scope
    initializeApp();
}

// 初始化大屏仪表板
function initializeDashboard() {
    updateRealTimeStatus();
    updateWaterQuality();
    updateEfficiencyStats();
    updateAlerts();
    updateEnvironmentData();
    updateWeatherInfo();
}

// 导航系统
function initializeNavigation() {
    const navButtons = document.querySelectorAll('.nav-btn');
    const tabContents = document.querySelectorAll('.tab-content');
    
    navButtons.forEach(button => {
        button.addEventListener('click', function() {
            const targetTab = this.getAttribute('data-tab');
            switchTab(targetTab);
        });
    });
}

function switchTab(tabName) {
    // 如果已经是当前标签页，则不执行任何操作
    if (currentTab === tabName) return;
    
    // 更新导航按钮状态
    document.querySelectorAll('.nav-btn').forEach(btn => {
        btn.classList.remove('active');
    });
    document.querySelector(`[data-tab="${tabName}"]`).classList.add('active');
    
    // 更新内容区域
    document.querySelectorAll('.tab-content').forEach(content => {
        content.classList.remove('active');
    });
    document.getElementById(tabName).classList.add('active');
    
    currentTab = tabName;
    
    // 大屏模式控制
    if (tabName === 'monitor') {
        enableFullscreenMode();
    } else {
        disableFullscreenMode();
    }
    
    // 根据不同标签页执行特定初始化
    switch(tabName) {
        case 'monitor':
            if (map) {
                setTimeout(() => map.invalidateSize(), 100);
            }
            // 刷新监控管理一张图的图表
            refreshMonitorCharts();
            break;
        case 'workorder':
            refreshWorkorderTable();
            break;
        case 'device':
            refreshDeviceGrid();
            break;
        case 'warning':
            refreshWarningData();
            break;
        case 'statistics':
            refreshCharts();
            break;
    }
}

// 启用大屏模式
function enableFullscreenMode() {
    document.body.classList.add('fullscreen-mode');
    // 添加ESC键退出大屏模式的监听
    document.addEventListener('keydown', handleEscapeKey);
}

// 禁用大屏模式
function disableFullscreenMode() {
    document.body.classList.remove('fullscreen-mode');
    document.removeEventListener('keydown', handleEscapeKey);
}

// 处理ESC键退出大屏模式
function handleEscapeKey(event) {
    if (event.key === 'Escape' && document.body.classList.contains('fullscreen-mode')) {
        // 切换到统计分析页面
        switchTab('statistics');
    }
}

// 添加大屏模式切换按钮功能
function toggleFullscreenMode() {
    if (document.body.classList.contains('fullscreen-mode')) {
        disableFullscreenMode();
    } else {
        enableFullscreenMode();
    }
}

// 时间显示
function initializeTime() {
    updateTime();
    setInterval(updateTime, 1000);
}

function updateTime() {
    const now = new Date();
    const timeString = now.toLocaleString('zh-CN', {
        year: 'numeric',
        month: '2-digit',
        day: '2-digit',
        hour: '2-digit',
        minute: '2-digit',
        second: '2-digit'
    });
    const datetimeElement = document.getElementById('datetime');
    if (datetimeElement) {
        datetimeElement.textContent = timeString;
    }
}

// 更新实时状态
function updateRealTimeStatus() {
    const statusGrid = document.querySelector('.status-grid');
    if (!statusGrid) return;
    
    const statusData = dashboardData.realTimeStatus;
    const statusCards = [
        {key: 'online', label: '在线设备', value: statusData.online, class: 'online'},
        {key: 'warning', label: '告警设备', value: statusData.warning, class: 'warning'},
        {key: 'processing', label: '处理中', value: statusData.processing, class: 'processing'}
    ];
    
    statusGrid.innerHTML = statusCards.map(card => `
        <div class="status-card ${card.class}">
            <div class="status-icon">
                <i class="fas fa-${card.key === 'online' ? 'check-circle' : card.key === 'warning' ? 'exclamation-triangle' : 'cog'}"></i>
            </div>
            <div class="status-info">
                <div class="status-value">${card.value}</div>
                <div class="status-label">${card.label}</div>
            </div>
        </div>
    `).join('');
}

// 更新水质监测
function updateWaterQuality() {
    const qualityData = dashboardData.waterQuality;
    const qualityItems = document.querySelectorAll('.quality-item');
    
    const items = [
        {element: qualityItems[0], key: 'excellent', label: '优秀', class: 'excellent'},
        {element: qualityItems[1], key: 'good', label: '良好', class: 'good'},
        {element: qualityItems[2], key: 'warning', label: '预警', class: 'warning'}
    ];
    
    items.forEach(item => {
        if (item.element) {
            item.element.className = `quality-item ${item.class}`;
            item.element.innerHTML = `
                <div class="quality-value">${qualityData[item.key]}</div>
                <div class="quality-text">${item.label}</div>
                <div class="quality-status">监测点</div>
            `;
        }
    });
}

// 更新清理效率统计
function updateEfficiencyStats() {
    const efficiencyData = dashboardData.efficiency;
    const statRows = document.querySelectorAll('.stat-row');
    
    const stats = [
        {element: statRows[0], label: '日清理率', value: efficiencyData.daily},
        {element: statRows[1], label: '周清理率', value: efficiencyData.weekly},
        {element: statRows[2], label: '月清理率', value: efficiencyData.monthly}
    ];
    
    stats.forEach(stat => {
        if (stat.element) {
            stat.element.innerHTML = `
                <span class="stat-label">${stat.label}</span>
                <span class="stat-value">${stat.value}%</span>
            `;
        }
    });
}

// 更新告警信息
function updateAlerts() {
    const alertList = document.querySelector('.alert-list');
    if (!alertList) return;
    
    const alerts = dashboardData.alerts;
    alertList.innerHTML = alerts.map(alert => `
        <div class="alert-item ${alert.type}">
            <div class="alert-icon">
                <i class="fas fa-${alert.type === 'high' ? 'exclamation-circle' : alert.type === 'medium' ? 'exclamation-triangle' : 'info-circle'}"></i>
            </div>
            <div class="alert-content">
                <div class="alert-title">${alert.title}</div>
                <div class="alert-desc">${alert.desc}</div>
                <div class="alert-time">${alert.time}</div>
            </div>
        </div>
    `).join('');
}

// 更新环境数据
function updateEnvironmentData() {
    const envData = dashboardData.envData;
    const envItems = document.querySelectorAll('.env-item');
    
    const items = [
        {element: envItems[0], icon: 'thermometer-half', label: '水温', value: envData.temperature, unit: '°C'},
        {element: envItems[1], icon: 'wind', label: '风速', value: envData.windSpeed, unit: 'm/s'},
        {element: envItems[2], icon: 'eye', label: '能见度', value: envData.visibility, unit: 'km'}
    ];
    
    items.forEach(item => {
        if (item.element) {
            item.element.innerHTML = `
                <div class="env-icon">
                    <i class="fas fa-${item.icon}"></i>
                </div>
                <div class="env-info">
                    <div class="env-label">${item.label}</div>
                    <div class="env-value">${item.value}${item.unit}</div>
                </div>
            `;
        }
    });
}

// 更新天气信息
function updateWeatherInfo() {
    const weatherElement = document.getElementById('weather');
    if (weatherElement) {
        weatherElement.innerHTML = `
            <i class="fas fa-sun"></i>
            <span>晴 24°C</span>
        `;
    }
}

// 地图系统
function initializeMap() {
    // 初始化天地图
    const mapElement = document.getElementById('map');
    if (!mapElement) return;
    
    map = new T.Map('map');
    const point = new T.LngLat(112.9388, 28.2282); // 长沙坐标
    map.centerAndZoom(point, 12);
    
    // 启用地图功能
    map.enableScrollWheelZoom();
    map.addControl(new T.Control.Zoom());
    map.addControl(new T.Control.Scale());
    map.addControl(new T.Control.MapType());
    
    // 添加湘江河道轮廓
    addRiverOverlay();
    
    // 添加设备标记
    addDeviceMarkers();
    
    // 添加垃圾污染点
    addGarbageMarkers();
    
    // 地图控制事件
    const toggleLayerBtn = document.getElementById('toggleLayer');
    const fullscreenBtn = document.getElementById('fullscreen');
    
    if (toggleLayerBtn) {
        toggleLayerBtn.addEventListener('click', toggleMapLayers);
    }
    if (fullscreenBtn) {
        fullscreenBtn.addEventListener('click', toggleFullscreen);
    }
}

// 初始化图表
function initializeCharts() {
    initializeTrendChart();
    initializeMonitorCharts();
}

// 初始化趋势图表
function initializeTrendChart() {
    const canvas = document.getElementById('trendChart');
    if (!canvas) return;
    
    // 销毁已存在的图表实例
    destroyChart('trendChart');
    
    const ctx = canvas.getContext('2d');
    
    // 创建渐变
    const gradient1 = ctx.createLinearGradient(0, 0, 0, 200);
    gradient1.addColorStop(0, 'rgba(255, 68, 68, 0.3)');
    gradient1.addColorStop(1, 'rgba(255, 68, 68, 0)');
    
    const gradient2 = ctx.createLinearGradient(0, 0, 0, 200);
    gradient2.addColorStop(0, 'rgba(0, 212, 255, 0.3)');
    gradient2.addColorStop(1, 'rgba(0, 212, 255, 0)');
    
    const gradient3 = ctx.createLinearGradient(0, 0, 0, 200);
    gradient3.addColorStop(0, 'rgba(0, 255, 136, 0.3)');
    gradient3.addColorStop(1, 'rgba(0, 255, 136, 0)');
    
    window.chartInstances['trendChart'] = new Chart(ctx, {
        type: 'line',
        data: {
            labels: ['00:00', '04:00', '08:00', '12:00', '16:00', '20:00'],
            datasets: [{
                label: '告警数量',
                data: [12, 8, 15, 6, 10, 4],
                borderColor: '#ff4444',
                backgroundColor: gradient1,
                borderWidth: 2,
                fill: true,
                tension: 0.4
            }, {
                label: '处理数量',
                data: [8, 12, 10, 18, 14, 16],
                borderColor: '#00d4ff',
                backgroundColor: gradient2,
                borderWidth: 2,
                fill: true,
                tension: 0.4
            }, {
                label: '完成数量',
                data: [6, 10, 8, 15, 12, 14],
                borderColor: '#00ff88',
                backgroundColor: gradient3,
                borderWidth: 2,
                fill: true,
                tension: 0.4
            }]
        },
        options: {
            responsive: true,
            maintainAspectRatio: false,
            plugins: {
                legend: {
                    display: false
                }
            },
            scales: {
                x: {
                    grid: {
                        color: 'rgba(255, 255, 255, 0.1)'
                    },
                    ticks: {
                        color: '#b0c4de',
                        font: {
                            size: 10
                        }
                    }
                },
                y: {
                    grid: {
                        color: 'rgba(255, 255, 255, 0.1)'
                    },
                    ticks: {
                        color: '#b0c4de',
                        font: {
                            size: 10
                        }
                    }
                }
            },
            elements: {
                point: {
                    radius: 3,
                    hoverRadius: 6
                }
            }
        }
    });
}

// 开始实时更新
function startRealTimeUpdates() {
    // 每30秒更新一次数据
    setInterval(() => {
        updateDashboardData();
        updateChartData();
    }, 30000);
}

// 更新仪表板数据
function updateDashboardData() {
    // 模拟数据变化
    dashboardData.realTimeStatus.online += Math.floor(Math.random() * 3) - 1;
    dashboardData.realTimeStatus.warning += Math.floor(Math.random() * 2) - 1;
    dashboardData.realTimeStatus.processing += Math.floor(Math.random() * 2) - 1;
    
    // 确保数据在合理范围内
    dashboardData.realTimeStatus.online = Math.max(8, Math.min(15, dashboardData.realTimeStatus.online));
    dashboardData.realTimeStatus.warning = Math.max(0, Math.min(5, dashboardData.realTimeStatus.warning));
    dashboardData.realTimeStatus.processing = Math.max(0, Math.min(5, dashboardData.realTimeStatus.processing));
    
    // 更新环境数据
    dashboardData.envData.temperature += (Math.random() - 0.5) * 2;
    dashboardData.envData.windSpeed += (Math.random() - 0.5) * 1;
    dashboardData.envData.visibility += (Math.random() - 0.5) * 2;
    
    // 确保环境数据在合理范围内
    dashboardData.envData.temperature = Math.max(15, Math.min(35, dashboardData.envData.temperature));
    dashboardData.envData.windSpeed = Math.max(0, Math.min(10, dashboardData.envData.windSpeed));
    dashboardData.envData.visibility = Math.max(3, Math.min(15, dashboardData.envData.visibility));
    
    // 更新界面
    updateRealTimeStatus();
    updateEnvironmentData();
}

// 更新图表数据
function updateChartData() {
    if (window.chartInstances.trendChart) {
        const datasets = window.chartInstances.trendChart.data.datasets;
        datasets.forEach(dataset => {
            // 移除第一个数据点，添加新的数据点
            dataset.data.shift();
            dataset.data.push(Math.floor(Math.random() * 20) + 5);
        });
        window.chartInstances.trendChart.update('none');
    }
}

function addRiverOverlay() {
    // 湘江长沙段轮廓（简化坐标）
    const riverPoints = [
        new T.LngLat(112.9200, 28.3000),
        new T.LngLat(112.9300, 28.2800),
        new T.LngLat(112.9400, 28.2600),
        new T.LngLat(112.9500, 28.2400),
        new T.LngLat(112.9600, 28.2200),
        new T.LngLat(112.9700, 28.2000),
        new T.LngLat(112.9800, 28.1800)
    ];
    
    const polyline = new T.Polyline(riverPoints, {
        color: '#3498db',
        weight: 8,
        opacity: 0.7
    });
    map.addOverLay(polyline);
    
    // 添加信息窗口
    const infoWindow = new T.InfoWindow();
    infoWindow.setContent('湘江长沙段');
    polyline.addEventListener('click', function() {
        infoWindow.openInfoWindow(map, riverPoints[Math.floor(riverPoints.length/2)]);
    });
}

function addDeviceMarkers() {
    // 摄像头标记
    const cameras = [
        {lat: 28.2282, lng: 112.9388, name: '摄像头01-橘子洲头', status: 'online'},
        {lat: 28.2150, lng: 112.9450, name: '摄像头02-杜甫江阁', status: 'online'},
        {lat: 28.2400, lng: 112.9300, name: '摄像头03-湘江中路', status: 'warning'},
        {lat: 28.2600, lng: 112.9200, name: '摄像头04-猴子石大桥', status: 'online'}
    ];
    
    cameras.forEach(camera => {
        const point = new T.LngLat(camera.lng, camera.lat);
        const marker = new T.Marker(point);
        
        // 创建自定义图标
        const icon = new T.Icon({
            iconUrl: `data:image/svg+xml;charset=utf-8,${encodeURIComponent(`
                <svg xmlns="http://www.w3.org/2000/svg" width="30" height="30" viewBox="0 0 30 30">
                    <circle cx="15" cy="15" r="12" fill="white" stroke="#ddd" stroke-width="2"/>
                    <text x="15" y="20" text-anchor="middle" font-family="FontAwesome" font-size="14" fill="${getStatusColor(camera.status)}">&#xf03d;</text>
                </svg>
            `)}`,
            iconSize: new T.Point(30, 30)
        });
        marker.setIcon(icon);
        
        map.addOverLay(marker);
        
        const infoWindow = new T.InfoWindow();
        infoWindow.setContent(`${camera.name}<br>状态: ${getStatusText(camera.status)}`);
        marker.addEventListener('click', function() {
            infoWindow.openInfoWindow(map, point);
        });
    });
    
    // 无人船标记
    const ships = [
        {lat: 28.2200, lng: 112.9400, name: '无人船01', status: 'working'},
        {lat: 28.2500, lng: 112.9350, name: '无人船02', status: 'working'},
        {lat: 28.2350, lng: 112.9420, name: '无人船03', status: 'idle'}
    ];
    
    ships.forEach(ship => {
        const point = new T.LngLat(ship.lng, ship.lat);
        const marker = new T.Marker(point);
        
        const icon = new T.Icon({
            iconUrl: `data:image/svg+xml;charset=utf-8,${encodeURIComponent(`
                <svg xmlns="http://www.w3.org/2000/svg" width="30" height="30" viewBox="0 0 30 30">
                    <circle cx="15" cy="15" r="12" fill="white" stroke="#ddd" stroke-width="2"/>
                    <text x="15" y="20" text-anchor="middle" font-family="FontAwesome" font-size="14" fill="${getStatusColor(ship.status)}">&#xf21a;</text>
                </svg>
            `)}`,
            iconSize: new T.Point(30, 30)
        });
        marker.setIcon(icon);
        
        map.addOverLay(marker);
        
        const infoWindow = new T.InfoWindow();
        infoWindow.setContent(`${ship.name}<br>状态: ${getStatusText(ship.status)}`);
        marker.addEventListener('click', function() {
            infoWindow.openInfoWindow(map, point);
        });
    });
    
    // 无人机标记
    const drones = [
        {lat: 28.2300, lng: 112.9380, name: '无人机01', status: 'flying'},
        {lat: 28.2450, lng: 112.9320, name: '无人机02', status: 'charging'}
    ];
    
    drones.forEach(drone => {
        const point = new T.LngLat(drone.lng, drone.lat);
        const marker = new T.Marker(point);
        
        const icon = new T.Icon({
            iconUrl: `data:image/svg+xml;charset=utf-8,${encodeURIComponent(`
                <svg xmlns="http://www.w3.org/2000/svg" width="30" height="30" viewBox="0 0 30 30">
                    <circle cx="15" cy="15" r="12" fill="white" stroke="#ddd" stroke-width="2"/>
                    <text x="15" y="20" text-anchor="middle" font-family="FontAwesome" font-size="14" fill="${getStatusColor(drone.status)}">&#xf533;</text>
                </svg>
            `)}`,
            iconSize: new T.Point(30, 30)
        });
        marker.setIcon(icon);
        
        map.addOverLay(marker);
        
        const infoWindow = new T.InfoWindow();
        infoWindow.setContent(`${drone.name}<br>状态: ${getStatusText(drone.status)}`);
        marker.addEventListener('click', function() {
            infoWindow.openInfoWindow(map, point);
        });
    });
}

function addGarbageMarkers() {
    const garbagePoints = [
        {lat: 28.2250, lng: 112.9410, type: 'water', severity: 'high', description: '大量漂浮垃圾'},
        {lat: 28.2180, lng: 112.9460, type: 'beach', severity: 'medium', description: '滩涂堆积物'},
        {lat: 28.2420, lng: 112.9330, type: 'water', severity: 'low', description: '少量枯枝'},
        {lat: 28.2380, lng: 112.9390, type: 'illegal', severity: 'high', description: '违法倾倒点'}
    ];
    
    garbagePoints.forEach(point => {
        const mapPoint = new T.LngLat(point.lng, point.lat);
        const marker = new T.Marker(mapPoint);
        
        const icon = new T.Icon({
            iconUrl: `data:image/svg+xml;charset=utf-8,${encodeURIComponent(`
                <svg xmlns="http://www.w3.org/2000/svg" width="25" height="25" viewBox="0 0 25 25">
                    <circle cx="12.5" cy="12.5" r="10" fill="white" stroke="#ddd" stroke-width="2"/>
                    <text x="12.5" y="17" text-anchor="middle" font-family="FontAwesome" font-size="12" fill="${getSeverityColor(point.severity)}">&#xf2ed;</text>
                </svg>
            `)}`,
            iconSize: new T.Point(25, 25)
        });
        marker.setIcon(icon);
        
        map.addOverLay(marker);
        
        const infoWindow = new T.InfoWindow();
        infoWindow.setContent(`${point.description}<br>类型: ${getTypeText(point.type)}<br>严重程度: ${point.severity}`);
        marker.addEventListener('click', function() {
            infoWindow.openInfoWindow(map, mapPoint);
        });
    });
}

function getStatusColor(status) {
    const colors = {
        'online': '#2ecc71',
        'offline': '#e74c3c',
        'warning': '#f39c12',
        'working': '#3498db',
        'idle': '#95a5a6',
        'flying': '#9b59b6',
        'charging': '#f1c40f'
    };
    return colors[status] || '#95a5a6';
}

function getStatusText(status) {
    const texts = {
        'online': '在线',
        'offline': '离线',
        'warning': '警告',
        'working': '作业中',
        'idle': '待机',
        'flying': '飞行中',
        'charging': '充电中'
    };
    return texts[status] || '未知';
}

function getSeverityColor(severity) {
    const colors = {
        'high': '#e74c3c',
        'medium': '#f39c12',
        'low': '#f1c40f'
    };
    return colors[severity] || '#95a5a6';
}

function getTypeText(type) {
    const texts = {
        'water': '水面垃圾',
        'beach': '滩涂垃圾',
        'illegal': '违法倾倒'
    };
    return texts[type] || '未知';
}

function toggleMapLayers() {
    // 图层切换逻辑
    console.log('切换地图图层');
}

function toggleFullscreen() {
    const mapContainer = document.querySelector('.map-container');
    if (!document.fullscreenElement) {
        mapContainer.requestFullscreen().then(() => {
            setTimeout(() => map.invalidateSize(), 100);
        });
    } else {
        document.exitFullscreen();
    }
}

// 工单系统
function initializeWorkorderSystem() {
    // 创建工单按钮
    document.getElementById('createWorkorder').addEventListener('click', showCreateWorkorderModal);
    
    // 导出数据按钮
    document.getElementById('exportWorkorder').addEventListener('click', exportWorkorderData);
    
    // 筛选器事件
    document.querySelectorAll('.filter-select').forEach(select => {
        select.addEventListener('change', filterWorkorders);
    });
    
    // 搜索框事件
    document.querySelector('.search-input').addEventListener('input', searchWorkorders);
    
    // 初始化工单表格
    refreshWorkorderTable();
}

function showCreateWorkorderModal() {
    const modalBody = document.getElementById('modalBody');
    modalBody.innerHTML = `
        <div class="modal-header">
            <h2>创建新工单</h2>
            <button class="close" onclick="closeModal()">&times;</button>
        </div>
        <div class="modal-body">
            <form id="createWorkorderForm">
                <div class="form-group">
                    <label>垃圾类型:</label>
                    <select name="type" required>
                        <option value="water">水面垃圾</option>
                        <option value="beach">滩涂垃圾</option>
                        <option value="illegal">违法倾倒</option>
                    </select>
                </div>
                <div class="form-group">
                    <label>位置描述:</label>
                    <input type="text" name="location" required placeholder="请输入具体位置">
                </div>
                <div class="form-group">
                    <label>严重程度:</label>
                    <select name="severity" required>
                        <option value="low">低</option>
                        <option value="medium">中</option>
                        <option value="high">高</option>
                    </select>
                </div>
                <div class="form-group">
                    <label>描述:</label>
                    <textarea name="description" rows="3" placeholder="请描述垃圾情况"></textarea>
                </div>
                <div class="form-actions">
                    <button type="submit" class="btn btn-primary">创建工单</button>
                    <button type="button" class="btn btn-secondary" onclick="closeModal()">取消</button>
                </div>
            </form>
        </div>
    `;
    
    document.getElementById('modal').style.display = 'block';
    
    // 表单提交事件
    document.getElementById('createWorkorderForm').addEventListener('submit', function(e) {
        e.preventDefault();
        createWorkorder(new FormData(this));
    });
}

function createWorkorder(formData) {
    const workorder = {
        id: 'WO' + Date.now(),
        type: formData.get('type'),
        location: formData.get('location'),
        severity: formData.get('severity'),
        description: formData.get('description'),
        status: 'pending',
        assignee: '待分配',
        createTime: new Date().toLocaleString('zh-CN'),
        discoveryMethod: '手动创建'
    };
    
    workorderData.unshift(workorder);
    refreshWorkorderTable();
    closeModal();
    showNotification('工单创建成功', 'success');
}

function refreshWorkorderTable() {
    const tbody = document.getElementById('workorderTableBody');
    if (!tbody) return;
    
    tbody.innerHTML = '';
    
    workorderData.forEach(workorder => {
        const row = document.createElement('tr');
        row.innerHTML = `
            <td>${workorder.id}</td>
            <td>${getTypeText(workorder.type)}</td>
            <td>${workorder.location}</td>
            <td>${workorder.discoveryMethod}</td>
            <td><span class="badge ${getStatusBadgeClass(workorder.status)}">${getStatusText(workorder.status)}</span></td>
            <td>${workorder.assignee}</td>
            <td>${workorder.createTime}</td>
            <td>
                <button class="btn btn-sm" onclick="viewWorkorder('${workorder.id}')">查看</button>
                <button class="btn btn-sm" onclick="editWorkorder('${workorder.id}')">编辑</button>
            </td>
        `;
        tbody.appendChild(row);
    });
}

function getStatusBadgeClass(status) {
    const classes = {
        'pending': 'warning',
        'processing': 'info',
        'completed': 'success',
        'cancelled': 'danger'
    };
    return classes[status] || 'secondary';
}

function filterWorkorders() {
    // 筛选逻辑
    refreshWorkorderTable();
}

function searchWorkorders() {
    // 搜索逻辑
    refreshWorkorderTable();
}

function exportWorkorderData() {
    // 导出数据逻辑
    console.log('导出工单数据');
    showNotification('数据导出成功', 'success');
}

function viewWorkorder(id) {
    const workorder = workorderData.find(w => w.id === id);
    if (!workorder) return;
    
    const modalBody = document.getElementById('modalBody');
    modalBody.innerHTML = `
        <h3>工单详情 - ${workorder.id}</h3>
        <div class="workorder-details">
            <div class="detail-item">
                <label>类型:</label>
                <span>${getTypeText(workorder.type)}</span>
            </div>
            <div class="detail-item">
                <label>位置:</label>
                <span>${workorder.location}</span>
            </div>
            <div class="detail-item">
                <label>状态:</label>
                <span class="badge ${getStatusBadgeClass(workorder.status)}">${getStatusText(workorder.status)}</span>
            </div>
            <div class="detail-item">
                <label>负责人:</label>
                <span>${workorder.assignee}</span>
            </div>
            <div class="detail-item">
                <label>创建时间:</label>
                <span>${workorder.createTime}</span>
            </div>
            <div class="detail-item">
                <label>描述:</label>
                <span>${workorder.description || '无'}</span>
            </div>
        </div>
        <div class="form-actions">
            <button type="button" class="btn btn-secondary" onclick="closeModal()">关闭</button>
        </div>
    `;
    
    document.getElementById('modal').style.display = 'block';
}

function editWorkorder(id) {
    // 编辑工单逻辑
    console.log('编辑工单:', id);
}

// 设备管理
function initializeDeviceManagement() {
    // 添加设备按钮
    document.getElementById('addDevice').addEventListener('click', showAddDeviceModal);
    
    // 维护计划按钮
    document.getElementById('deviceMaintenance').addEventListener('click', showMaintenanceModal);
    
    // 设备分类切换
    document.querySelectorAll('.category-card').forEach(card => {
        card.addEventListener('click', function() {
            document.querySelectorAll('.category-card').forEach(c => c.classList.remove('active'));
            this.classList.add('active');
            filterDevicesByCategory(this.getAttribute('data-category'));
        });
    });
    
    // 初始化设备网格
    refreshDeviceGrid();
}

function showAddDeviceModal() {
    const modalBody = document.getElementById('modalBody');
    modalBody.innerHTML = `
        <div class="modal-header">
            <h2>添加新设备</h2>
            <button class="close" onclick="closeModal()">&times;</button>
        </div>
        <div class="modal-body">
            <form id="addDeviceForm">
                <div class="form-group">
                    <label>设备类型:</label>
                    <select name="category" required>
                        <option value="camera">智能摄像头</option>
                        <option value="ship">无人船</option>
                        <option value="drone">无人机</option>
                        <option value="sensor">传感器</option>
                    </select>
                </div>
                <div class="form-group">
                    <label>设备名称:</label>
                    <input type="text" name="name" required placeholder="请输入设备名称">
                </div>
                <div class="form-group">
                    <label>设备型号:</label>
                    <input type="text" name="model" required placeholder="请输入设备型号">
                </div>
                <div class="form-group">
                    <label>安装位置:</label>
                    <input type="text" name="location" required placeholder="请输入安装位置">
                </div>
                <div class="form-actions">
                    <button type="submit" class="btn btn-primary">添加设备</button>
                    <button type="button" class="btn btn-secondary" onclick="closeModal()">取消</button>
                </div>
            </form>
        </div>
    `;
    
    document.getElementById('modal').style.display = 'block';
    
    document.getElementById('addDeviceForm').addEventListener('submit', function(e) {
        e.preventDefault();
        addDevice(new FormData(this));
    });
}

function addDevice(formData) {
    const device = {
        id: 'DEV' + Date.now(),
        category: formData.get('category'),
        name: formData.get('name'),
        model: formData.get('model'),
        location: formData.get('location'),
        status: 'online',
        battery: Math.floor(Math.random() * 100),
        lastMaintenance: new Date().toLocaleDateString('zh-CN'),
        installDate: new Date().toLocaleDateString('zh-CN')
    };
    
    deviceData.push(device);
    refreshDeviceGrid();
    closeModal();
    showNotification('设备添加成功', 'success');
}

function refreshDeviceGrid() {
    const grid = document.getElementById('deviceGrid');
    if (!grid) return;
    
    grid.innerHTML = '';
    
    deviceData.forEach(device => {
        const card = document.createElement('div');
        card.className = 'device-card';
        card.innerHTML = `
            <div class="device-header">
                <div class="device-icon">
                    <i class="fas ${getDeviceIcon(device.category)}"></i>
                </div>
                <div class="device-info">
                    <h4>${device.name}</h4>
                    <span class="device-model">${device.model}</span>
                </div>
                <div class="device-status">
                    <span class="status-indicator ${device.status}"></span>
                    <span class="status-text">${getStatusText(device.status)}</span>
                </div>
            </div>
            <div class="device-body">
                <div class="device-detail">
                    <span class="detail-label">位置:</span>
                    <span class="detail-value">${device.location}</span>
                </div>
                <div class="device-detail">
                    <span class="detail-label">电量:</span>
                    <span class="detail-value">${device.battery}%</span>
                    <div class="progress">
                        <div class="progress-bar" style="width: ${device.battery}%"></div>
                    </div>
                </div>
                <div class="device-detail">
                    <span class="detail-label">上次维护:</span>
                    <span class="detail-value">${device.lastMaintenance}</span>
                </div>
            </div>
            <div class="device-actions">
                <button class="btn btn-sm" onclick="viewDevice('${device.id}')">详情</button>
                <button class="btn btn-sm" onclick="controlDevice('${device.id}')">控制</button>
                <button class="btn btn-sm" onclick="maintainDevice('${device.id}')">维护</button>
            </div>
        `;
        grid.appendChild(card);
    });
}

function getDeviceIcon(category) {
    const icons = {
        'camera': 'fa-video',
        'ship': 'fa-ship',
        'drone': 'fa-helicopter',
        'sensor': 'fa-satellite-dish'
    };
    return icons[category] || 'fa-cog';
}

function filterDevicesByCategory(category) {
    // 设备分类筛选逻辑
    refreshDeviceGrid();
}

function viewDevice(id) {
    const device = deviceData.find(d => d.id === id);
    if (!device) return;
    
    const modalBody = document.getElementById('modalBody');
    modalBody.innerHTML = `
        <h3>设备详情 - ${device.name}</h3>
        <div class="device-details">
            <div class="detail-item">
                <label>设备ID:</label>
                <span>${device.id}</span>
            </div>
            <div class="detail-item">
                <label>设备类型:</label>
                <span>${getCategoryText(device.category)}</span>
            </div>
            <div class="detail-item">
                <label>设备型号:</label>
                <span>${device.model}</span>
            </div>
            <div class="detail-item">
                <label>安装位置:</label>
                <span>${device.location}</span>
            </div>
            <div class="detail-item">
                <label>设备状态:</label>
                <span class="badge ${getStatusBadgeClass(device.status)}">${getStatusText(device.status)}</span>
            </div>
            <div class="detail-item">
                <label>电池电量:</label>
                <span>${device.battery}%</span>
            </div>
            <div class="detail-item">
                <label>安装日期:</label>
                <span>${device.installDate}</span>
            </div>
            <div class="detail-item">
                <label>上次维护:</label>
                <span>${device.lastMaintenance}</span>
            </div>
        </div>
        <div class="form-actions">
            <button type="button" class="btn btn-secondary" onclick="closeModal()">关闭</button>
        </div>
    `;
    
    document.getElementById('modal').style.display = 'block';
}

function getCategoryText(category) {
    const texts = {
        'camera': '智能摄像头',
        'ship': '无人船',
        'drone': '无人机',
        'sensor': '传感器'
    };
    return texts[category] || '未知';
}

function controlDevice(id) {
    console.log('控制设备:', id);
    showNotification('设备控制指令已发送', 'info');
}

function maintainDevice(id) {
    console.log('维护设备:', id);
    showNotification('维护任务已创建', 'success');
}

function showMaintenanceModal() {
    const modalBody = document.getElementById('modalBody');
    modalBody.innerHTML = `
        <div class="modal-header">
            <h2>设备维护计划</h2>
            <button class="close" onclick="closeModal()">&times;</button>
        </div>
        <div class="modal-body">
            <div class="maintenance-schedule">
                <div class="schedule-item">
                    <div class="schedule-date">2024-01-15</div>
                    <div class="schedule-device">无人船-001</div>
                    <div class="schedule-type">定期保养</div>
                    <div class="schedule-status pending">待执行</div>
                </div>
                <div class="schedule-item">
                    <div class="schedule-date">2024-01-18</div>
                    <div class="schedule-device">摄像头-025</div>
                    <div class="schedule-type">故障维修</div>
                    <div class="schedule-status processing">进行中</div>
                </div>
                <div class="schedule-item">
                    <div class="schedule-date">2024-01-20</div>
                    <div class="schedule-device">无人机-003</div>
                    <div class="schedule-type">电池更换</div>
                    <div class="schedule-status completed">已完成</div>
                </div>
            </div>
            <div class="form-actions">
                <button type="button" class="btn btn-primary">添加维护计划</button>
                <button type="button" class="btn btn-secondary" onclick="closeModal()">关闭</button>
            </div>
        </div>
    `;
    
    document.getElementById('modal').style.display = 'block';
}

// 预警系统
function initializeWarningSystem() {
    // 预警设置按钮
    document.getElementById('warningSettings').addEventListener('click', showWarningSettingsModal);
    
    // 历史记录按钮
    document.getElementById('warningHistory').addEventListener('click', showWarningHistoryModal);
    
    // 初始化预警数据
    refreshWarningData();
}

function refreshWarningData() {
    // 更新天气信息
    updateWeatherInfo();
    
    // 更新垃圾堆积预警
    updateGarbageAlerts();
    
    // 更新设备故障预警
    updateDeviceAlerts();
}

function updateWeatherInfo() {
    // 模拟天气数据更新
    const weatherItems = document.querySelectorAll('.weather-item .weather-value');
    if (weatherItems.length >= 3) {
        weatherItems[0].textContent = '多云 ' + (20 + Math.floor(Math.random() * 10)) + '°C';
        weatherItems[1].textContent = Math.floor(Math.random() * 5 + 1) + '级';
        weatherItems[2].textContent = Math.floor(Math.random() * 100) + '%';
    }
}

function updateGarbageAlerts() {
    // 更新垃圾堆积预警数据
    console.log('更新垃圾堆积预警');
}

function updateDeviceAlerts() {
    // 更新设备故障预警数据
    console.log('更新设备故障预警');
}

function showWarningSettingsModal() {
    const modalBody = document.getElementById('modalBody');
    modalBody.innerHTML = `
        <div class="modal-header">
            <h2>预警设置</h2>
            <button class="close" onclick="closeModal()">&times;</button>
        </div>
        <div class="modal-body">
            <form id="warningSettingsForm">
                <div class="settings-section">
                    <h4>天气预警</h4>
                    <div class="form-group">
                        <label>风力预警阈值:</label>
                        <select name="windThreshold">
                            <option value="3">3级</option>
                            <option value="4" selected>4级</option>
                            <option value="5">5级</option>
                        </select>
                    </div>
                    <div class="form-group">
                        <label>降雨预警阈值:</label>
                        <select name="rainThreshold">
                            <option value="50">50%</option>
                            <option value="70" selected>70%</option>
                            <option value="80">80%</option>
                        </select>
                    </div>
                </div>
                <div class="settings-section">
                    <h4>设备预警</h4>
                    <div class="form-group">
                        <label>电量预警阈值:</label>
                        <select name="batteryThreshold">
                            <option value="10">10%</option>
                            <option value="20" selected>20%</option>
                            <option value="30">30%</option>
                        </select>
                    </div>
                    <div class="form-group">
                        <label>离线预警时间:</label>
                        <select name="offlineThreshold">
                            <option value="5">5分钟</option>
                            <option value="10" selected>10分钟</option>
                            <option value="15">15分钟</option>
                        </select>
                    </div>
                </div>
                <div class="form-actions">
                    <button type="submit" class="btn btn-primary">保存设置</button>
                    <button type="button" class="btn btn-secondary" onclick="closeModal()">取消</button>
                </div>
            </form>
        </div>
    `;
    
    document.getElementById('modal').style.display = 'block';
    
    document.getElementById('warningSettingsForm').addEventListener('submit', function(e) {
        e.preventDefault();
        saveWarningSettings(new FormData(this));
    });
}

function saveWarningSettings(formData) {
    // 保存预警设置
    console.log('保存预警设置');
    closeModal();
    showNotification('预警设置已保存', 'success');
}

function showWarningHistoryModal() {
    const modalBody = document.getElementById('modalBody');
    modalBody.innerHTML = `
        <div class="modal-header">
            <h2>预警历史记录</h2>
            <button class="close" onclick="closeModal()">&times;</button>
        </div>
        <div class="modal-body">
            <div class="warning-history">
                <div class="history-item critical">
                    <div class="history-time">2024-01-10 14:30</div>
                    <div class="history-type">设备故障</div>
                    <div class="history-message">无人船-001电池电量严重不足</div>
                    <div class="history-status resolved">已处理</div>
                </div>
                <div class="history-item high">
                    <div class="history-time">2024-01-09 09:15</div>
                    <div class="history-type">天气预警</div>
                    <div class="history-message">预计下午有大风，建议暂停水面作业</div>
                    <div class="history-status resolved">已处理</div>
                </div>
                <div class="history-item medium">
                    <div class="history-time">2024-01-08 16:45</div>
                    <div class="history-type">垃圾堆积</div>
                    <div class="history-message">橘子洲头弯道垃圾堆积超过阈值</div>
                    <div class="history-status pending">处理中</div>
                </div>
            </div>
            <div class="form-actions">
                <button type="button" class="btn btn-secondary" onclick="closeModal()">关闭</button>
            </div>
        </div>
    `;
    
    document.getElementById('modal').style.display = 'block';
}

// 统计分析事件绑定
function bindStatisticsEvents() {
    // 时间范围选择
    const timeRangeSelect = document.querySelector('.time-range');
    if (timeRangeSelect) {
        timeRangeSelect.addEventListener('change', function() {
            refreshCharts();
        });
    }
    
    // 导出报告按钮
    const exportBtn = document.getElementById('exportReport');
    if (exportBtn) {
        exportBtn.addEventListener('click', exportReport);
    }
}

// 重复的chart初始化代码已被完全移除
// 现在统计分析页面的charts由setupStatisticsCharts()函数统一管理

// 初始化监控管理一张图的图表
function initializeMonitorCharts() {
    // 垃圾清理统计柱状图
    const cleanupChartCtx = document.getElementById('cleanupChart');
    if (cleanupChartCtx) {
        // 销毁已存在的图表实例
        destroyChart('cleanupStats');
        window.chartInstances.cleanupStats = new Chart(cleanupChartCtx, {
            type: 'bar',
            data: {
                labels: ['今日', '昨日', '本周', '上周', '本月'],
                datasets: [{
                    label: '清理量(kg)',
                    data: [156, 142, 1200, 980, 4500],
                    backgroundColor: [
                        'rgba(52, 152, 219, 0.8)',
                        'rgba(46, 204, 113, 0.8)',
                        'rgba(155, 89, 182, 0.8)',
                        'rgba(241, 196, 15, 0.8)',
                        'rgba(231, 76, 60, 0.8)'
                    ],
                    borderColor: [
                        '#3498db',
                        '#2ecc71',
                        '#9b59b6',
                        '#f1c40f',
                        '#e74c3c'
                    ],
                    borderWidth: 2
                }]
            },
            options: {
                responsive: true,
                maintainAspectRatio: false,
                plugins: {
                    legend: {
                        display: false
                    }
                },
                scales: {
                    x: {
                        ticks: {
                            color: '#b0c4de',
                            font: {
                                size: 10
                            }
                        },
                        grid: {
                            color: 'rgba(176, 196, 222, 0.1)'
                        }
                    },
                    y: {
                        beginAtZero: true,
                        ticks: {
                            color: '#b0c4de',
                            font: {
                                size: 10
                            }
                        },
                        grid: {
                            color: 'rgba(176, 196, 222, 0.1)'
                        }
                    }
                }
            }
        });
    }
    
    // 实时数据趋势线图
    const trendChartCtx = document.getElementById('trendChart');
    if (trendChartCtx) {
        // 销毁已存在的图表实例
        destroyChart('trendChart');
        window.chartInstances['trendChart'] = new Chart(trendChartCtx, {
            type: 'line',
            data: {
                labels: ['00:00', '04:00', '08:00', '12:00', '16:00', '20:00', '24:00'],
                datasets: [
                    {
                        label: '垃圾检测数量',
                        data: [5, 3, 8, 12, 15, 9, 6],
                        borderColor: '#e74c3c',
                        backgroundColor: 'rgba(231, 76, 60, 0.1)',
                        tension: 0.4,
                        fill: false
                    },
                    {
                        label: '清理完成数量',
                        data: [3, 2, 6, 10, 13, 8, 5],
                        borderColor: '#3498db',
                        backgroundColor: 'rgba(52, 152, 219, 0.1)',
                        tension: 0.4,
                        fill: false
                    },
                    {
                        label: '设备在线率(%)',
                        data: [95, 92, 98, 96, 94, 97, 95],
                        borderColor: '#2ecc71',
                        backgroundColor: 'rgba(46, 204, 113, 0.1)',
                        tension: 0.4,
                        fill: false,
                        yAxisID: 'y1'
                    }
                ]
            },
            options: {
                responsive: true,
                maintainAspectRatio: false,
                plugins: {
                    legend: {
                        display: false
                    }
                },
                scales: {
                    x: {
                        ticks: {
                            color: '#b0c4de',
                            font: {
                                size: 9
                            }
                        },
                        grid: {
                            color: 'rgba(176, 196, 222, 0.1)'
                        }
                    },
                    y: {
                        type: 'linear',
                        display: true,
                        position: 'left',
                        beginAtZero: true,
                        ticks: {
                            color: '#b0c4de',
                            font: {
                                size: 9
                            }
                        },
                        grid: {
                            color: 'rgba(176, 196, 222, 0.1)'
                        }
                    },
                    y1: {
                        type: 'linear',
                        display: true,
                        position: 'right',
                        min: 0,
                        max: 100,
                        ticks: {
                            color: '#b0c4de',
                            font: {
                                size: 9
                            }
                        },
                        grid: {
                            drawOnChartArea: false
                        }
                    }
                }
            }
        });
    }
}

function refreshCharts() {
    // 刷新所有图表数据
    Object.values(window.chartInstances).forEach(chart => {
        if (chart && chart.update) {
            chart.update();
        }
    });
}

// 刷新监控管理一张图的图表
function refreshMonitorCharts() {
    // 更新垃圾清理统计数据
    if (window.chartInstances.cleanupStats) {
        const newData = {
            labels: ['今日', '昨日', '本周', '上周', '本月'],
            datasets: [{
                label: '清理量(kg)',
                data: [
                    Math.floor(Math.random() * 50) + 130,  // 今日: 130-180
                    Math.floor(Math.random() * 40) + 120,  // 昨日: 120-160
                    Math.floor(Math.random() * 400) + 1000, // 本周: 1000-1400
                    Math.floor(Math.random() * 300) + 800,  // 上周: 800-1100
                    Math.floor(Math.random() * 1000) + 4000 // 本月: 4000-5000
                ],
                backgroundColor: [
                    'rgba(52, 152, 219, 0.8)',
                    'rgba(46, 204, 113, 0.8)',
                    'rgba(155, 89, 182, 0.8)',
                    'rgba(241, 196, 15, 0.8)',
                    'rgba(231, 76, 60, 0.8)'
                ],
                borderColor: [
                    '#3498db',
                    '#2ecc71',
                    '#9b59b6',
                    '#f1c40f',
                    '#e74c3c'
                ],
                borderWidth: 2
            }]
        };
        window.chartInstances.cleanupStats.data = newData;
        window.chartInstances.cleanupStats.update();
    }
    
    // 更新实时数据趋势
    if (window.chartInstances.trendStats) {
        const currentHour = new Date().getHours();
        const timeLabels = [];
        const detectionData = [];
        const cleanupData = [];
        const onlineRateData = [];
        
        // 生成过去24小时的数据
        for (let i = 6; i >= 0; i--) {
            const hour = (currentHour - i * 4 + 24) % 24;
            timeLabels.push(String(hour).padStart(2, '0') + ':00');
            detectionData.push(Math.floor(Math.random() * 10) + 3);
            cleanupData.push(Math.floor(Math.random() * 8) + 2);
            onlineRateData.push(Math.floor(Math.random() * 8) + 92);
        }
        
        window.chartInstances.trendStats.data.labels = timeLabels;
        window.chartInstances.trendStats.data.datasets[0].data = detectionData;
        window.chartInstances.trendStats.data.datasets[1].data = cleanupData;
        window.chartInstances.trendStats.data.datasets[2].data = onlineRateData;
        window.chartInstances.trendStats.update();
    }
}

function exportReport() {
    console.log('导出统计报告');
    showNotification('报告导出成功', 'success');
}

// 模态框系统
function initializeModal() {
    const modal = document.getElementById('modal');
    const closeBtn = document.querySelector('.close');
    
    // 点击关闭按钮
    closeBtn.addEventListener('click', closeModal);
    
    // 点击模态框外部关闭
    window.addEventListener('click', function(event) {
        if (event.target === modal) {
            closeModal();
        }
    });
    
    // ESC键关闭
    document.addEventListener('keydown', function(event) {
        if (event.key === 'Escape') {
            closeModal();
        }
    });
}

function closeModal() {
    document.getElementById('modal').style.display = 'none';
}

// 通知系统
function showNotification(message, type = 'info') {
    const notification = document.createElement('div');
    notification.className = `notification ${type}`;
    notification.innerHTML = `
        <div class="notification-content">
            <i class="fas ${getNotificationIcon(type)}"></i>
            <span>${message}</span>
        </div>
        <button class="notification-close" onclick="this.parentElement.remove()">
            <i class="fas fa-times"></i>
        </button>
    `;
    
    // 添加样式
    notification.style.cssText = `
        position: fixed;
        top: 100px;
        right: 20px;
        background: white;
        border-radius: 8px;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
        padding: 1rem;
        z-index: 2001;
        display: flex;
        align-items: center;
        justify-content: space-between;
        min-width: 300px;
        border-left: 4px solid ${getNotificationColor(type)};
        animation: slideInRight 0.3s ease;
    `;
    
    document.body.appendChild(notification);
    
    // 自动移除
    setTimeout(() => {
        if (notification.parentElement) {
            notification.remove();
        }
    }, 5000);
}

function getNotificationIcon(type) {
    const icons = {
        'success': 'fa-check-circle',
        'error': 'fa-exclamation-circle',
        'warning': 'fa-exclamation-triangle',
        'info': 'fa-info-circle'
    };
    return icons[type] || 'fa-info-circle';
}

function getNotificationColor(type) {
    const colors = {
        'success': '#2ecc71',
        'error': '#e74c3c',
        'warning': '#f39c12',
        'info': '#3498db'
    };
    return colors[type] || '#3498db';
}

// 数据加载
function loadMockData() {
    // 加载模拟工单数据
    workorderData = [
        {
            id: 'WO202401001',
            type: 'water',
            location: '橘子洲头弯道',
            discoveryMethod: 'AI自动识别',
            status: 'processing',
            assignee: '张三',
            createTime: '2024-01-10 09:30:00',
            description: '发现大量漂浮垃圾'
        },
        {
            id: 'WO202401002',
            type: 'beach',
            location: '湘江中路段滩涂',
            discoveryMethod: '巡查员上报',
            status: 'completed',
            assignee: '李四',
            createTime: '2024-01-09 14:15:00',
            description: '滩涂堆积物清理'
        },
        {
            id: 'WO202401003',
            type: 'illegal',
            location: '猴子石大桥下',
            discoveryMethod: '公众反馈',
            status: 'pending',
            assignee: '待分配',
            createTime: '2024-01-11 16:45:00',
            description: '疑似违法倾倒垃圾'
        }
    ];
    
    // 加载模拟设备数据
    deviceData = [
        {
            id: 'CAM001',
            category: 'camera',
            name: '摄像头01',
            model: 'HC-AI-8000',
            location: '橘子洲头',
            status: 'online',
            battery: 95,
            lastMaintenance: '2024-01-01',
            installDate: '2023-06-15'
        },
        {
            id: 'SHIP001',
            category: 'ship',
            name: '无人船01',
            model: 'AS-3500',
            location: '湘江中段',
            status: 'working',
            battery: 78,
            lastMaintenance: '2024-01-05',
            installDate: '2023-08-20'
        },
        {
            id: 'DRONE001',
            category: 'drone',
            name: '无人机01',
            model: 'DJI-M300',
            location: '监控中心',
            status: 'charging',
            battery: 45,
            lastMaintenance: '2024-01-08',
            installDate: '2023-09-10'
        }
    ];
}

// 实时数据更新
function startRealTimeUpdates() {
    // 每30秒更新一次实时数据
    setInterval(() => {
        updateRealTimeData();
    }, 30000);
}

function updateRealTimeData() {
    // 更新设备状态
    deviceData.forEach(device => {
        // 随机更新电池电量
        if (device.status === 'working' || device.status === 'flying') {
            device.battery = Math.max(0, device.battery - Math.floor(Math.random() * 3));
        } else if (device.status === 'charging') {
            device.battery = Math.min(100, device.battery + Math.floor(Math.random() * 5));
        }
    });
    
    // 如果当前在设备管理页面，刷新显示
    if (currentTab === 'device') {
        refreshDeviceGrid();
    }
    
    // 更新地图标记
    if (map && currentTab === 'monitor') {
        // 这里可以添加地图标记更新逻辑
    }
    
    // 更新预警数据
    if (currentTab === 'warning') {
        refreshWarningData();
    }
}

// 工具函数
function formatDate(date) {
    return new Date(date).toLocaleDateString('zh-CN');
}

function formatDateTime(date) {
    return new Date(date).toLocaleString('zh-CN');
}

function generateId(prefix = 'ID') {
    return prefix + Date.now() + Math.floor(Math.random() * 1000);
}

function debounce(func, wait) {
    let timeout;
    return function executedFunction(...args) {
        const later = () => {
            clearTimeout(timeout);
            func(...args);
        };
        clearTimeout(timeout);
        timeout = setTimeout(later, wait);
    };
}

function throttle(func, limit) {
    let inThrottle;
    return function() {
        const args = arguments;
        const context = this;
        if (!inThrottle) {
            func.apply(context, args);
            inThrottle = true;
            setTimeout(() => inThrottle = false, limit);
        }
    }
}

// 错误处理
window.addEventListener('error', function(event) {
    console.error('JavaScript错误:', event.error);
    showNotification('系统发生错误，请刷新页面重试', 'error');
});

// 网络状态监测
window.addEventListener('online', function() {
    showNotification('网络连接已恢复', 'success');
});

window.addEventListener('offline', function() {
    showNotification('网络连接已断开', 'warning');
});

// 页面可见性变化处理
document.addEventListener('visibilitychange', function() {
    if (document.hidden) {
        // 页面隐藏时暂停某些更新
        console.log('页面隐藏，暂停实时更新');
    } else {
        // 页面显示时恢复更新
        console.log('页面显示，恢复实时更新');
        updateRealTimeData();
    }
});

// 工单系统初始化
function initializeWorkorder() {
    loadWorkorderData();
    setupWorkorderEvents();
}

// 设备管理初始化
function initializeDevice() {
    loadDeviceData();
    setupDeviceEvents();
}

// 告警系统初始化
function initializeWarning() {
    loadWarningData();
    setupWarningEvents();
}

// 统计分析初始化
function initializeStatistics() {
    loadStatisticsData();
    bindStatisticsEvents();
    setupStatisticsCharts();
}

// 加载工单数据
function loadWorkorderData() {
    const workorderTableBody = document.getElementById('workorderTableBody');
    if (!workorderTableBody) return;
    
    const workorders = [
        {id: 'WO001', type: '垃圾清理', location: '黄浦江段A区', method: '无人机发现', status: 'created', assignee: '张三', createTime: '2024-01-15 09:30', priority: '高', responseTime: '2024-01-15 11:30'},
        {id: 'WO002', type: '水质异常', location: '苏州河段B区', method: '传感器监测', status: 'assigned', assignee: '李四', createTime: '2024-01-15 10:15', priority: '中', responseTime: '2024-01-15 14:15'},
        {id: 'WO003', type: '设备维护', location: '黄浦江段C区', method: '定期巡检', status: 'completed', assignee: '王五', createTime: '2024-01-14 14:20', priority: '低', responseTime: '2024-01-15 02:20'},
        {id: 'WO004', type: '垃圾清理', location: '苏州河段D区', method: '市民举报', status: 'dispatched', assignee: '赵六', createTime: '2024-01-15 11:45', priority: '高', responseTime: '2024-01-15 13:45'},
        {id: 'WO005', type: '水质监测', location: '黄浦江段E区', method: '无人船巡检', status: 'arrived', assignee: '钱七', createTime: '2024-01-15 13:10', priority: '中', responseTime: '2024-01-15 17:10'},
        {id: 'WO006', type: '设备故障', location: '苏州河段F区', method: '传感器报警', status: 'departed', assignee: '孙八', createTime: '2024-01-15 14:20', priority: '高', responseTime: '2024-01-15 16:20'},
        {id: 'WO007', type: '垃圾清理', location: '黄浦江段G区', method: '巡检发现', status: 'processed', assignee: '周九', createTime: '2024-01-15 15:30', priority: '中', responseTime: '2024-01-15 19:30'},
        {id: 'WO008', type: '水质异常', location: '苏州河段H区', method: '市民举报', status: 'transported', assignee: '吴十', createTime: '2024-01-15 16:45', priority: '低', responseTime: '2024-01-16 04:45'}
    ];
    
    const statusMap = {
        'created': {text: '新建', class: 'status-created'},
        'assigned': {text: '待分配', class: 'status-assigned'},
        'dispatched': {text: '待出发', class: 'status-dispatched'},
        'departed': {text: '已出发', class: 'status-departed'},
        'arrived': {text: '已抵达', class: 'status-arrived'},
        'processed': {text: '已处理', class: 'status-processed'},
        'transported': {text: '已转运', class: 'status-transported'},
        'completed': {text: '已完成', class: 'status-completed'}
    };
    
    workorderTableBody.innerHTML = workorders.map(wo => `
        <tr>
            <td><input type="checkbox" value="${wo.id}"></td>
            <td>${wo.id}</td>
            <td>${wo.method}</td>
            <td>${wo.type}</td>
            <td>${wo.location}</td>
            <td><span class="priority-badge priority-${wo.priority || 'medium'}">${wo.priority || '中'}</span></td>
            <td><span class="status-badge ${statusMap[wo.status].class}">${statusMap[wo.status].text}</span></td>
            <td>${wo.assignee}</td>
            <td>${wo.createTime}</td>
            <td>${wo.responseTime || '待设定'}</td>
            <td>
                <button class="btn btn-sm btn-primary" onclick="viewWorkorder('${wo.id}')">查看</button>
                <button class="btn btn-sm btn-secondary" onclick="editWorkorder('${wo.id}')">编辑</button>
            </td>
        </tr>
    `).join('');
}

// 加载设备数据
function loadDeviceData() {
    const deviceGrid = document.getElementById('deviceGrid');
    if (!deviceGrid) return;
    
    const devices = [
        {id: 'CAM001', name: '监控摄像头-01', type: 'camera', status: 'online', location: '黄浦江段A区', battery: 85},
        {id: 'DRONE001', name: '清理无人机-01', type: 'drone', status: 'online', location: '苏州河段B区', battery: 92},
        {id: 'SHIP001', name: '巡检无人船-01', type: 'ship', status: 'offline', location: '黄浦江段C区', battery: 23},
        {id: 'SENSOR001', name: '水质传感器-01', type: 'sensor', status: 'online', location: '苏州河段D区', battery: 78},
        {id: 'CAM002', name: '监控摄像头-02', type: 'camera', status: 'warning', location: '黄浦江段E区', battery: 45},
        {id: 'DRONE002', name: '清理无人机-02', type: 'drone', status: 'online', location: '苏州河段F区', battery: 88}
    ];
    
    const statusMap = {
        'online': {text: '在线', class: 'device-online'},
        'offline': {text: '离线', class: 'device-offline'},
        'warning': {text: '告警', class: 'device-warning'}
    };
    
    const typeIcons = {
        'camera': 'fas fa-video',
        'drone': 'fas fa-helicopter',
        'ship': 'fas fa-ship',
        'sensor': 'fas fa-thermometer-half'
    };
    
    deviceGrid.innerHTML = devices.map(device => `
        <div class="device-card ${statusMap[device.status].class}">
            <div class="device-header">
                <div class="device-icon">
                    <i class="${typeIcons[device.type]}"></i>
                </div>
                <div class="device-status">
                    <span class="status-dot"></span>
                    ${statusMap[device.status].text}
                </div>
            </div>
            <div class="device-info">
                <h4>${device.name}</h4>
                <p class="device-id">${device.id}</p>
                <p class="device-location">${device.location}</p>
                <div class="device-battery">
                    <span>电量: ${device.battery}%</span>
                    <div class="battery-bar">
                        <div class="battery-fill" style="width: ${device.battery}%"></div>
                    </div>
                </div>
            </div>
            <div class="device-actions">
                <button class="btn btn-sm btn-primary" onclick="controlDevice('${device.id}')">控制</button>
                <button class="btn btn-sm btn-secondary" onclick="deviceDetail('${device.id}')">详情</button>
            </div>
        </div>
    `).join('');
}

// 加载告警数据
function loadWarningData() {
    loadWaterQualityWarnings();
    loadDeviceWarnings();
}

function loadWaterQualityWarnings() {
    const container = document.getElementById('waterQualityWarnings');
    if (!container) return;
    
    const warnings = [
        {id: 'WQ001', location: '黄浦江段A区', parameter: 'pH值', value: '8.9', threshold: '6.5-8.5', level: 'medium', time: '10分钟前'},
        {id: 'WQ002', location: '苏州河段B区', parameter: '溶解氧', value: '3.2mg/L', threshold: '>5mg/L', level: 'high', time: '25分钟前'},
        {id: 'WQ003', location: '黄浦江段C区', parameter: '浊度', value: '15NTU', threshold: '<10NTU', level: 'low', time: '1小时前'}
    ];
    
    container.innerHTML = warnings.map(warning => `
        <div class="warning-item ${warning.level}">
            <div class="warning-header">
                <span class="warning-location">${warning.location}</span>
                <span class="warning-time">${warning.time}</span>
            </div>
            <div class="warning-content">
                <div class="warning-parameter">${warning.parameter}: ${warning.value}</div>
                <div class="warning-threshold">标准: ${warning.threshold}</div>
            </div>
        </div>
    `).join('');
}

function loadDeviceWarnings() {
    const container = document.getElementById('deviceWarnings');
    if (!container) return;
    
    const warnings = [
        {id: 'DW001', device: '清理无人机-01', issue: '电量不足', level: 'high', location: '苏州河段B区', time: '5分钟前'},
        {id: 'DW002', device: '水质传感器-02', issue: '通信异常', level: 'critical', location: '黄浦江段D区', time: '15分钟前'},
        {id: 'DW003', device: '监控摄像头-03', issue: '图像模糊', level: 'medium', location: '苏州河段F区', time: '30分钟前'}
    ];
    
    container.innerHTML = warnings.map(warning => `
        <div class="warning-item ${warning.level}">
            <div class="warning-header">
                <span class="warning-device">${warning.device}</span>
                <span class="warning-time">${warning.time}</span>
            </div>
            <div class="warning-content">
                <div class="warning-issue">${warning.issue}</div>
                <div class="warning-location">${warning.location}</div>
            </div>
        </div>
    `).join('');
}

// 加载统计数据
function loadStatisticsData() {
    // 统计数据已在HTML中静态显示，这里可以添加动态更新逻辑
}

// 全局图表实例存储
window.chartInstances = window.chartInstances || {};

// 销毁图表实例的辅助函数
function destroyChart(chartId) {
    if (window.chartInstances[chartId]) {
        window.chartInstances[chartId].destroy();
        delete window.chartInstances[chartId];
    }
}

// 设置统计图表
function setupStatisticsCharts() {
    setupCleanupTrendChart();
    setupDeviceUsageChart();
    setupAreaDistributionChart();
    setupEfficiencyChart();
}

function setupCleanupTrendChart() {
    const canvas = document.getElementById('cleanupTrendChart');
    if (!canvas) return;
    
    // 销毁已存在的图表实例
    destroyChart('cleanupTrendChart');
    
    const ctx = canvas.getContext('2d');
    window.chartInstances['cleanupTrendChart'] = new Chart(ctx, {
        type: 'line',
        data: {
            labels: ['1月', '2月', '3月', '4月', '5月', '6月'],
            datasets: [{
                label: '清理量(吨)',
                data: [120, 150, 180, 220, 190, 250],
                borderColor: '#64b5f6',
                backgroundColor: 'rgba(100, 181, 246, 0.1)',
                tension: 0.4
            }]
        },
        options: {
            responsive: true,
            plugins: {
                legend: {
                    labels: { color: '#e0e0e0' }
                }
            },
            scales: {
                x: { ticks: { color: '#b0bec5' } },
                y: { ticks: { color: '#b0bec5' } }
            }
        }
    });
}

function setupDeviceUsageChart() {
    const canvas = document.getElementById('deviceUsageChart');
    if (!canvas) return;
    
    // 销毁已存在的图表实例
    destroyChart('deviceUsageChart');
    
    const ctx = canvas.getContext('2d');
    window.chartInstances['deviceUsageChart'] = new Chart(ctx, {
        type: 'doughnut',
        data: {
            labels: ['摄像头', '无人机', '无人船', '传感器'],
            datasets: [{
                data: [35, 25, 20, 20],
                backgroundColor: ['#64b5f6', '#42a5f5', '#2196f3', '#1976d2']
            }]
        },
        options: {
            responsive: true,
            plugins: {
                legend: {
                    labels: { color: '#e0e0e0' }
                }
            }
        }
    });
}

function setupAreaDistributionChart() {
    const canvas = document.getElementById('areaDistributionChart');
    if (!canvas) return;
    
    // 销毁已存在的图表实例
    destroyChart('areaDistributionChart');
    
    const ctx = canvas.getContext('2d');
    window.chartInstances['areaDistributionChart'] = new Chart(ctx, {
        type: 'bar',
        data: {
            labels: ['黄浦江段', '苏州河段', '长江口段', '其他水域'],
            datasets: [{
                label: '清理次数',
                data: [45, 38, 22, 15],
                backgroundColor: '#64b5f6'
            }]
        },
        options: {
            responsive: true,
            plugins: {
                legend: {
                    labels: { color: '#e0e0e0' }
                }
            },
            scales: {
                x: { ticks: { color: '#b0bec5' } },
                y: { ticks: { color: '#b0bec5' } }
            }
        }
    });
}

function setupEfficiencyChart() {
    const canvas = document.getElementById('efficiencyChart');
    if (!canvas) return;
    
    // 销毁已存在的图表实例
    destroyChart('efficiencyChart');
    
    const ctx = canvas.getContext('2d');
    window.chartInstances['efficiencyChart'] = new Chart(ctx, {
        type: 'radar',
        data: {
            labels: ['响应速度', '清理效率', '设备利用率', '成本控制', '环保指标'],
            datasets: [{
                label: '当前指标',
                data: [85, 92, 78, 88, 95],
                borderColor: '#64b5f6',
                backgroundColor: 'rgba(100, 181, 246, 0.2)'
            }]
        },
        options: {
            responsive: true,
            plugins: {
                legend: {
                    labels: { color: '#e0e0e0' }
                }
            },
            scales: {
                r: {
                    ticks: { color: '#b0bec5' },
                    grid: { color: '#2a3f5f' }
                }
            }
        }
    });
}

// 设置事件监听器
function setupWorkorderEvents() {
    // 工单相关事件处理
    const createBtn = document.getElementById('createWorkorder');
    if (createBtn) {
        createBtn.addEventListener('click', () => {
            console.log('创建新工单');
        });
    }
}

function setupDeviceEvents() {
    // 设备分类按钮事件
    const categoryBtns = document.querySelectorAll('.category-btn');
    categoryBtns.forEach(btn => {
        btn.addEventListener('click', (e) => {
            categoryBtns.forEach(b => b.classList.remove('active'));
            e.target.classList.add('active');
            filterDevices(e.target.dataset.category);
        });
    });
}

function setupWarningEvents() {
    // 告警相关事件处理
}

// 工具函数
function editWorkorder(id) {
    console.log('编辑工单:', id);
}

function controlDevice(id) {
    console.log('控制设备:', id);
}

function deviceDetail(id) {
    console.log('设备详情:', id);
}

function filterDevices(category) {
    console.log('筛选设备类型:', category);
}

// 导出全局函数供HTML调用
window.switchTab = switchTab;
window.closeModal = closeModal;
window.viewWorkorder = viewWorkorder;
window.editWorkorder = editWorkorder;
window.controlDevice = controlDevice;
window.deviceDetail = deviceDetail;
window.filterDevices = filterDevices;
window.editWorkorder = editWorkorder;
window.viewDevice = viewDevice;
window.controlDevice = controlDevice;
window.maintainDevice = maintainDevice;
window.showNotification = showNotification;

console.log('智慧河道管理平台初始化完成');