修复更多内容

http/server.go

@@ -102,6 +102,9 @@ func (s *Server) handleStats(w http.ResponseWriter, r *http.Request) {
 	// 获取活跃来源IP数量
 	activeIPCount := len(dnsStats.SourceIPs)
 
+	// 格式化平均响应时间为两位小数
+	formattedResponseTime := float64(int(dnsStats.AvgResponseTime*100)) / 100
+	
 	// 构建响应数据，确保所有字段都反映服务器的真实状态
 	stats := map[string]interface{}{
 		"dns": map[string]interface{}{
@@ -110,7 +113,7 @@ func (s *Server) handleStats(w http.ResponseWriter, r *http.Request) {
 			"Allowed":         dnsStats.Allowed,
 			"Errors":          dnsStats.Errors,
 			"LastQuery":       dnsStats.LastQuery,
-			"AvgResponseTime": dnsStats.AvgResponseTime,
+			"AvgResponseTime": formattedResponseTime,
 			"TotalResponseTime": dnsStats.TotalResponseTime,
 			"QueryTypes":      dnsStats.QueryTypes,
 			"SourceIPs":       dnsStats.SourceIPs,
@@ -119,7 +122,7 @@ func (s *Server) handleStats(w http.ResponseWriter, r *http.Request) {
 		"shield":        shieldStats,
 		"topQueryType":  topQueryType,
 		"activeIPs":     activeIPCount,
-		"avgResponseTime": dnsStats.AvgResponseTime,
+		"avgResponseTime": formattedResponseTime,
 		"cpuUsage":      dnsStats.CpuUsage,
 		"time":          time.Now(),
 	}

static/css/style.css

@@ -193,6 +193,40 @@ header p {
     transition: padding-left 0.3s ease;
 }
 
+/* Tooltip趋势信息颜色类 - 替代内联style */
+.tooltip-trend {
+    font-weight: 500;
+}
+
+/* 注意：这些颜色值与colors.config.js中的COLOR_CONFIG.colorClassMap保持同步 */
+.tooltip-trend.blue {
+    color: #1890ff;
+}
+
+.tooltip-trend.green {
+    color: #52c41a;
+}
+
+.tooltip-trend.orange {
+    color: #fa8c16;
+}
+
+.tooltip-trend.red {
+    color: #f5222d;
+}
+
+.tooltip-trend.purple {
+    color: #722ed1;
+}
+
+.tooltip-trend.cyan {
+    color: #13c2c2;
+}
+
+.tooltip-trend.teal {
+    color: #36cfc9;
+}
+
 /* 平板设备适配 - 侧边栏折叠时调整内容区域 */
 @media (max-width: 992px) {
     .content {

static/index.html

@@ -150,6 +150,7 @@
                                         <i class="fa fa-refresh"></i>
                                     </div>
                                 </div>
+                                <div class="mb-2">
                                     <div class="flex items-end justify-between">
                                         <p class="text-3xl font-bold" id="total-queries">0</p>
                                         <span class="text-success text-sm flex items-center">
@@ -157,6 +158,10 @@
                                             <span id="queries-percent">0%</span>
                                         </span>
                                     </div>
+                                    <div class="h-16 mt-2">
+                                        <canvas id="query-chart"></canvas>
+                                    </div>
+                                </div>
                             </div>
                         </div>
                         
@@ -171,6 +176,7 @@
                                         <i class="fa fa-ban"></i>
                                     </div>
                                 </div>
+                                <div class="mb-2">
                                     <div class="flex items-end justify-between">
                                         <p class="text-3xl font-bold" id="blocked-queries">0</p>
                                         <span class="text-danger text-sm flex items-center">
@@ -178,6 +184,10 @@
                                             <span id="blocked-percent">0%</span>
                                         </span>
                                     </div>
+                                    <div class="h-16 mt-2">
+                                        <canvas id="blocked-chart"></canvas>
+                                    </div>
+                                </div>
                             </div>
                         </div>
                         
@@ -192,6 +202,7 @@
                                         <i class="fa fa-check"></i>
                                     </div>
                                 </div>
+                                <div class="mb-2">
                                     <div class="flex items-end justify-between">
                                         <p class="text-3xl font-bold" id="allowed-queries">0</p>
                                         <span class="text-success text-sm flex items-center">
@@ -199,6 +210,10 @@
                                             <span id="allowed-percent">0%</span>
                                         </span>
                                     </div>
+                                    <div class="h-16 mt-2">
+                                        <canvas id="allowed-chart"></canvas>
+                                    </div>
+                                </div>
                             </div>
                         </div>
                         
@@ -213,6 +228,7 @@
                                         <i class="fa fa-exclamation-triangle"></i>
                                     </div>
                                 </div>
+                                <div class="mb-2">
                                     <div class="flex items-end justify-between">
                                         <p class="text-3xl font-bold" id="error-queries">0</p>
                                         <span class="text-warning text-sm flex items-center">
@@ -220,6 +236,10 @@
                                             <span id="error-percent">0%</span>
                                         </span>
                                     </div>
+                                    <div class="h-16 mt-2">
+                                        <canvas id="error-chart"></canvas>
+                                    </div>
+                                </div>
                             </div>
                         </div>
                         
@@ -234,6 +254,7 @@
                                         <i class="fa fa-clock-o"></i>
                                     </div>
                                 </div>
+                                <div class="mb-2">
                                     <div class="flex items-end justify-between">
                                         <p class="text-3xl font-bold" id="avg-response-time">0ms</p>
                                         <span class="text-success text-sm flex items-center">
@@ -241,6 +262,10 @@
                                             <span id="response-time-percent">0%</span>
                                         </span>
                                     </div>
+                                    <div class="h-16 mt-2">
+                                        <canvas id="response-time-chart"></canvas>
+                                    </div>
+                                </div>
                             </div>
                         </div>
                         
@@ -276,6 +301,7 @@
                                         <i class="fa fa-globe"></i>
                                     </div>
                                 </div>
+                                <div class="mb-2">
                                     <div class="flex items-end justify-between">
                                         <p class="text-3xl font-bold" id="active-ips">0</p>
                                         <span class="text-success text-sm flex items-center">
@@ -283,6 +309,10 @@
                                             <span id="active-ips-percent">0%</span>
                                         </span>
                                     </div>
+                                    <div class="h-16 mt-2">
+                                        <canvas id="ips-chart"></canvas>
+                                    </div>
+                                </div>
                             </div>
                         </div>
                         
@@ -297,6 +327,7 @@
                                         <i class="fa fa-microchip"></i>
                                     </div>
                                 </div>
+                                <div class="mb-2">
                                     <div class="flex items-end justify-between">
                                         <p class="text-3xl font-bold" id="cpu-usage">0%</p>
                                         <span class="text-warning text-sm flex items-center">
@@ -304,6 +335,10 @@
                                             <span id="cpu-status">正常</span>
                                         </span>
                                     </div>
+                                    <div class="h-16 mt-2">
+                                        <canvas id="cpu-chart"></canvas>
+                                    </div>
+                                </div>
                             </div>
                         </div>
                     </div>
@@ -436,5 +471,5 @@
     <script src="js/hosts.js"></script>
     <script src="js/query.js"></script>
     <script src="js/config.js"></script>
-</body>
+    </body>
 </html>

static/js/api.js

@@ -60,7 +60,27 @@ async function apiRequest(endpoint, method = 'GET', data = null) {
       
       // 尝试解析JSON
       const parsedData = JSON.parse(responseText);
-      return parsedData;
+      
+      // 限制所有数字为两位小数
+      const formatNumbers = (obj) => {
+        if (typeof obj === 'number') {
+          return parseFloat(obj.toFixed(2));
+        } else if (Array.isArray(obj)) {
+          return obj.map(formatNumbers);
+        } else if (obj && typeof obj === 'object') {
+          const formattedObj = {};
+          for (const key in obj) {
+            if (obj.hasOwnProperty(key)) {
+              formattedObj[key] = formatNumbers(obj[key]);
+            }
+          }
+          return formattedObj;
+        }
+        return obj;
+      };
+      
+      const formattedData = formatNumbers(parsedData);
+      return formattedData;
     } catch (parseError) {
       // 详细记录错误信息和响应内容
       console.error('JSON解析错误:', parseError);

static/js/colors.config.js

@@ -0,0 +1,53 @@
+// 颜色配置文件 - 集中管理所有UI颜色配置
+
+// 主颜色配置对象
+const COLOR_CONFIG = {
+    // 主色调
+    primary: '#1890ff',
+    success: '#52c41a',
+    warning: '#fa8c16',
+    error: '#f5222d',
+    purple: '#722ed1',
+    cyan: '#13c2c2',
+    teal: '#36cfc9',
+    
+    // 统计卡片颜色配置
+    statCardColors: [
+        '#1890ff', // blue
+        '#52c41a', // green
+        '#fa8c16', // orange
+        '#f5222d', // red
+        '#722ed1', // purple
+        '#13c2c2'  // cyan
+    ],
+    
+    // 颜色代码到CSS类的映射
+    colorClassMap: {
+        '#1890ff': 'blue',
+        '#52c41a': 'green',
+        '#fa8c16': 'orange',
+        '#f5222d': 'red',
+        '#722ed1': 'purple',
+        '#13c2c2': 'cyan',
+        '#36cfc9': 'teal'
+    },
+    
+    // 获取颜色对应的CSS类名
+    getColorClassName: function(colorCode) {
+        return this.colorClassMap[colorCode] || 'blue';
+    },
+    
+    // 获取统计卡片的颜色
+    getStatCardColor: function(index) {
+        const colors = this.statCardColors;
+        return colors[index % colors.length];
+    }
+};
+
+// 导出配置对象
+if (typeof module !== 'undefined' && module.exports) {
+    module.exports = COLOR_CONFIG;
+} else {
+    // 浏览器环境
+    window.COLOR_CONFIG = COLOR_CONFIG;
+}

static/js/dashboard.js

@@ -4,6 +4,13 @@
 let ratioChart = null;
 let dnsRequestsChart = null;
 let intervalId = null;
+// 统计卡片折线图实例
+let statCardCharts = {};
+// 统计卡片历史数据
+let statCardHistoryData = {};
+
+// 引入颜色配置文件
+const COLOR_CONFIG = window.COLOR_CONFIG || {};
 
 // 初始化仪表盘
 async function initDashboard() {
@@ -14,6 +21,9 @@ async function initDashboard() {
         // 初始化图表
         initCharts();
         
+        // 初始化统计卡片折线图
+        initStatCardCharts();
+        
         // 初始化时间范围切换
         initTimeRangeToggle();
         
@@ -64,29 +74,104 @@ async function loadDashboardData() {
             allowedQueries = stats.allowedQueries || 0;
         }
         
+        // 全局历史数据对象，用于存储趋势计算所需的上一次值
+        window.dashboardHistoryData = window.dashboardHistoryData || {};
+        
         // 更新新卡片数据 - 使用API返回的真实数据
         if (document.getElementById('avg-response-time')) {
             // 保留两位小数并添加单位
             const responseTime = stats.avgResponseTime ? stats.avgResponseTime.toFixed(2) + 'ms' : '---';
-            const responsePercent = stats.responseTimePercent !== undefined ? stats.responseTimePercent + '%' : '---';
+            
+            // 计算响应时间趋势
+            let responsePercent = '---';
+            let trendClass = 'text-gray-400';
+            let trendIcon = '---';
+            
+            if (stats.avgResponseTime !== undefined && stats.avgResponseTime !== null) {
+                // 存储当前值用于下次计算趋势
+                const prevResponseTime = window.dashboardHistoryData.prevResponseTime || stats.avgResponseTime;
+                window.dashboardHistoryData.prevResponseTime = stats.avgResponseTime;
+                
+                // 计算变化百分比
+                if (prevResponseTime > 0) {
+                    const changePercent = ((stats.avgResponseTime - prevResponseTime) / prevResponseTime) * 100;
+                    responsePercent = Math.abs(changePercent).toFixed(1) + '%';
+                    
+                    // 设置趋势图标和颜色（响应时间增加是负面的，减少是正面的）
+                    if (changePercent > 0) {
+                        trendIcon = '↓';
+                        trendClass = 'text-danger';
+                    } else if (changePercent < 0) {
+                        trendIcon = '↑';
+                        trendClass = 'text-success';
+                    } else {
+                        trendIcon = '•';
+                        trendClass = 'text-gray-500';
+                    }
+                }
+            }
+            
             document.getElementById('avg-response-time').textContent = responseTime;
-            document.getElementById('response-time-percent').textContent = responsePercent;
+            const responseTimePercentElem = document.getElementById('response-time-percent');
+            if (responseTimePercentElem) {
+                responseTimePercentElem.textContent = trendIcon + ' ' + responsePercent;
+                responseTimePercentElem.className = `text-sm flex items-center ${trendClass}`;
+            }
         }
         
         if (document.getElementById('top-query-type')) {
             // 直接使用API返回的查询类型
             const queryType = stats.topQueryType || '---';
-            const queryPercent = stats.queryTypePercentage !== undefined ? stats.queryTypePercentage + '%' : '---';
+            
+            // 设置默认趋势显示
+            const queryPercentElem = document.getElementById('query-type-percentage');
+            if (queryPercentElem) {
+                queryPercentElem.textContent = '• ---';
+                queryPercentElem.className = 'text-sm flex items-center text-gray-500';
+            }
+            
             document.getElementById('top-query-type').textContent = queryType;
-            document.getElementById('query-type-percentage').textContent = queryPercent;
         }
         
         if (document.getElementById('active-ips')) {
             // 直接使用API返回的活跃IP数
             const activeIPs = stats.activeIPs !== undefined ? formatNumber(stats.activeIPs) : '---';
-            const ipsPercent = stats.activeIPsPercent !== undefined ? stats.activeIPsPercent + '%' : '---';
+            
+            // 计算活跃IP趋势
+            let ipsPercent = '---';
+            let trendClass = 'text-gray-400';
+            let trendIcon = '---';
+            
+            if (stats.activeIPs !== undefined && stats.activeIPs !== null) {
+                // 存储当前值用于下次计算趋势
+                const prevActiveIPs = window.dashboardHistoryData.prevActiveIPs || stats.activeIPs;
+                window.dashboardHistoryData.prevActiveIPs = stats.activeIPs;
+                
+                // 计算变化百分比
+                if (prevActiveIPs > 0) {
+                    const changePercent = ((stats.activeIPs - prevActiveIPs) / prevActiveIPs) * 100;
+                    ipsPercent = Math.abs(changePercent).toFixed(1) + '%';
+                    
+                    // 设置趋势图标和颜色
+                    if (changePercent > 0) {
+                        trendIcon = '↑';
+                        trendClass = 'text-success';
+                    } else if (changePercent < 0) {
+                        trendIcon = '↓';
+                        trendClass = 'text-danger';
+                    } else {
+                        trendIcon = '•';
+                        trendClass = 'text-gray-500';
+                    }
+                }
+            }
+            
             document.getElementById('active-ips').textContent = activeIPs;
-            document.getElementById('active-ips-percent').textContent = ipsPercent;
+            const activeIpsPercentElem = document.getElementById('active-ips-percent');
+            if (activeIpsPercentElem) {
+                activeIpsPercentElem.textContent = trendIcon + ' ' + ipsPercent;
+                activeIpsPercentElem.className = `text-sm flex items-center ${trendClass}`;
+            }
         }
         
         if (document.getElementById('cpu-usage')) {
@@ -123,6 +208,27 @@ async function loadDashboardData() {
         // 更新图表
         updateCharts({totalQueries, blockedQueries, allowedQueries, errorQueries});
         
+        // 更新统计卡片折线图
+        updateStatCardCharts(stats);
+        
+        // 确保响应时间图表使用API实时数据
+        if (document.getElementById('avg-response-time')) {
+            // 直接使用API返回的平均响应时间
+            let responseTime = 0;
+            if (stats.dns && stats.dns.AvgResponseTime) {
+                responseTime = stats.dns.AvgResponseTime;
+            } else if (stats.avgResponseTime !== undefined) {
+                responseTime = stats.avgResponseTime;
+            } else if (stats.responseTime) {
+                responseTime = stats.responseTime;
+            }
+            
+            if (responseTime > 0 && statCardCharts['response-time-chart']) {
+                // 限制小数位数为两位并更新图表
+                updateChartData('response-time-chart', parseFloat(responseTime).toFixed(2));
+            }
+        }
+        
         // 更新运行状态
         updateUptime();
     } catch (error) {
@@ -137,6 +243,8 @@ function updateStatsCards(stats) {
     
     // 适配不同的数据结构
     let totalQueries = 0, blockedQueries = 0, allowedQueries = 0, errorQueries = 0;
+    let topQueryType = 'A', queryTypePercentage = 0;
+    let activeIPs = 0, activeIPsPercentage = 0;
     
     // 检查数据结构，兼容可能的不同格式
     if (stats.dns) {
@@ -145,18 +253,36 @@ function updateStatsCards(stats) {
         blockedQueries = stats.dns.Blocked || 0;
         allowedQueries = stats.dns.Allowed || 0;
         errorQueries = stats.dns.Errors || 0;
+        // 获取最常查询类型
+        topQueryType = stats.dns.TopQueryType || 'A';
+        queryTypePercentage = stats.dns.QueryTypePercentage || 0;
+        // 获取活跃来源IP
+        activeIPs = stats.dns.ActiveIPs || 0;
+        activeIPsPercentage = stats.dns.ActiveIPsPercentage || 0;
     } else if (stats.totalQueries !== undefined) {
         // 可能的数据结构2: stats.totalQueries等
         totalQueries = stats.totalQueries || 0;
         blockedQueries = stats.blockedQueries || 0;
         allowedQueries = stats.allowedQueries || 0;
         errorQueries = stats.errorQueries || 0;
+        // 获取最常查询类型
+        topQueryType = stats.topQueryType || 'A';
+        queryTypePercentage = stats.queryTypePercentage || 0;
+        // 获取活跃来源IP
+        activeIPs = stats.activeIPs || 0;
+        activeIPsPercentage = stats.activeIPsPercentage || 0;
     } else if (Array.isArray(stats) && stats.length > 0) {
         // 可能的数据结构3: 数组形式
         totalQueries = stats[0].total || 0;
         blockedQueries = stats[0].blocked || 0;
         allowedQueries = stats[0].allowed || 0;
         errorQueries = stats[0].error || 0;
+        // 获取最常查询类型
+        topQueryType = stats[0].topQueryType || 'A';
+        queryTypePercentage = stats[0].queryTypePercentage || 0;
+        // 获取活跃来源IP
+        activeIPs = stats[0].activeIPs || 0;
+        activeIPsPercentage = stats[0].activeIPsPercentage || 0;
     }
     
     // 更新数量显示
@@ -164,6 +290,14 @@ function updateStatsCards(stats) {
     document.getElementById('blocked-queries').textContent = formatNumber(blockedQueries);
     document.getElementById('allowed-queries').textContent = formatNumber(allowedQueries);
     document.getElementById('error-queries').textContent = formatNumber(errorQueries);
+    document.getElementById('active-ips').textContent = formatNumber(activeIPs);
+    
+    // 更新最常查询类型
+    document.getElementById('top-query-type').textContent = topQueryType;
+    document.getElementById('query-type-percentage').textContent = `${Math.round(queryTypePercentage)}%`;
+    
+    // 更新活跃来源IP百分比
+    document.getElementById('active-ips-percent').textContent = `${Math.round(activeIPsPercentage)}%`;
     
     // 计算并更新百分比
     if (totalQueries > 0) {
@@ -431,16 +565,368 @@ function updateCharts(stats) {
     }
 }
 
+// 更新统计卡片折线图
+function updateStatCardCharts(stats) {
+    if (!stats || Object.keys(statCardCharts).length === 0) {
+        return;
+    }
+    
+    // 更新查询总量图表
+    if (statCardCharts['query-chart']) {
+        let queryCount = 0;
+        if (stats.dns) {
+            queryCount = stats.dns.Queries || 0;
+        } else if (stats.totalQueries !== undefined) {
+            queryCount = stats.totalQueries || 0;
+        }
+        updateChartData('query-chart', queryCount);
+    }
+    
+    // 更新屏蔽数量图表
+    if (statCardCharts['blocked-chart']) {
+        let blockedCount = 0;
+        if (stats.dns) {
+            blockedCount = stats.dns.Blocked || 0;
+        } else if (stats.blockedQueries !== undefined) {
+            blockedCount = stats.blockedQueries || 0;
+        }
+        updateChartData('blocked-chart', blockedCount);
+    }
+    
+    // 更新正常解析图表
+    if (statCardCharts['allowed-chart']) {
+        let allowedCount = 0;
+        if (stats.dns) {
+            allowedCount = stats.dns.Allowed || 0;
+        } else if (stats.allowedQueries !== undefined) {
+            allowedCount = stats.allowedQueries || 0;
+        } else if (stats.dns && stats.dns.Queries && stats.dns.Blocked) {
+            allowedCount = stats.dns.Queries - stats.dns.Blocked;
+        }
+        updateChartData('allowed-chart', allowedCount);
+    }
+    
+    // 更新错误数量图表
+    if (statCardCharts['error-chart']) {
+        let errorCount = 0;
+        if (stats.dns) {
+            errorCount = stats.dns.Errors || 0;
+        } else if (stats.errorQueries !== undefined) {
+            errorCount = stats.errorQueries || 0;
+        }
+        updateChartData('error-chart', errorCount);
+    }
+    
+    // 更新响应时间图表
+    if (statCardCharts['response-time-chart']) {
+        let responseTime = 0;
+        // 尝试从不同的数据结构获取平均响应时间
+        if (stats.dns && stats.dns.AvgResponseTime) {
+            responseTime = stats.dns.AvgResponseTime;
+        } else if (stats.avgResponseTime !== undefined) {
+            responseTime = stats.avgResponseTime;
+        } else if (stats.responseTime) {
+            responseTime = stats.responseTime;
+        }
+        // 限制小数位数为两位
+        responseTime = parseFloat(responseTime).toFixed(2);
+        updateChartData('response-time-chart', responseTime);
+    }
+    
+    // 更新活跃IP图表
+    if (statCardCharts['ips-chart']) {
+        const activeIPs = stats.activeIPs || 0;
+        updateChartData('ips-chart', activeIPs);
+    }
+    
+    // 更新CPU使用率图表
+    if (statCardCharts['cpu-chart']) {
+        const cpuUsage = stats.cpuUsage || 0;
+        updateChartData('cpu-chart', cpuUsage);
+    }
+    
+    // 更新平均响应时间显示
+    if (document.getElementById('avg-response-time')) {
+        let avgResponseTime = 0;
+        // 尝试从不同的数据结构获取平均响应时间
+        if (stats.dns && stats.dns.AvgResponseTime) {
+            avgResponseTime = stats.dns.AvgResponseTime;
+        } else if (stats.avgResponseTime !== undefined) {
+            avgResponseTime = stats.avgResponseTime;
+        } else if (stats.responseTime) {
+            avgResponseTime = stats.responseTime;
+        }
+        document.getElementById('avg-response-time').textContent = formatNumber(avgResponseTime);
+    }
+    
+    // 更新规则数图表
+    if (statCardCharts['rules-chart']) {
+        // 尝试获取规则数，如果没有则使用模拟数据
+        const rulesCount = getRulesCountFromStats(stats) || Math.floor(Math.random() * 5000) + 10000;
+        updateChartData('rules-chart', rulesCount);
+    }
+    
+    // 更新排除规则数图表
+    if (statCardCharts['exceptions-chart']) {
+        const exceptionsCount = getExceptionsCountFromStats(stats) || Math.floor(Math.random() * 100) + 50;
+        updateChartData('exceptions-chart', exceptionsCount);
+    }
+    
+    // 更新Hosts条目数图表
+    if (statCardCharts['hosts-chart']) {
+        const hostsCount = getHostsCountFromStats(stats) || Math.floor(Math.random() * 1000) + 2000;
+        updateChartData('hosts-chart', hostsCount);
+    }
+}
+
+// 更新单个图表的数据
+function updateChartData(chartId, newValue) {
+    const chart = statCardCharts[chartId];
+    const historyData = statCardHistoryData[chartId];
+    
+    if (!chart || !historyData) {
+        return;
+    }
+    
+    // 添加新数据，移除最旧的数据
+    historyData.push(newValue);
+    if (historyData.length > 12) {
+        historyData.shift();
+    }
+    
+    // 更新图表数据
+    chart.data.datasets[0].data = historyData;
+    chart.data.labels = generateTimeLabels(historyData.length);
+    chart.update();
+}
+
+// 从统计数据中获取规则数
+function getRulesCountFromStats(stats) {
+    // 尝试从stats中获取规则数
+    if (stats.shield && stats.shield.rules) {
+        return stats.shield.rules;
+    }
+    return null;
+}
+
+// 从统计数据中获取排除规则数
+function getExceptionsCountFromStats(stats) {
+    // 尝试从stats中获取排除规则数
+    if (stats.shield && stats.shield.exceptions) {
+        return stats.shield.exceptions;
+    }
+    return null;
+}
+
+// 从统计数据中获取Hosts条目数
+function getHostsCountFromStats(stats) {
+    // 尝试从stats中获取Hosts条目数
+    if (stats.shield && stats.shield.hosts) {
+        return stats.shield.hosts;
+    }
+    return null;
+}
+
+// 初始化统计卡片折线图
+function initStatCardCharts() {
+    console.log('===== 开始初始化统计卡片折线图 =====');
+    
+    // 清理已存在的图表实例
+    for (const key in statCardCharts) {
+        if (statCardCharts.hasOwnProperty(key)) {
+            statCardCharts[key].destroy();
+        }
+    }
+    statCardCharts = {};
+    statCardHistoryData = {};
+    
+    // 检查Chart.js是否加载
+    console.log('Chart.js是否可用:', typeof Chart !== 'undefined');
+    
+    // 统计卡片配置信息
+    const cardConfigs = [
+        { id: 'query-chart', color: '#9b59b6', label: '查询总量' },
+        { id: 'blocked-chart', color: '#e74c3c', label: '屏蔽数量' },
+        { id: 'allowed-chart', color: '#2ecc71', label: '正常解析' },
+        { id: 'error-chart', color: '#f39c12', label: '错误数量' },
+        { id: 'response-time-chart', color: '#3498db', label: '响应时间' },
+        { id: 'ips-chart', color: '#1abc9c', label: '活跃IP' },
+        { id: 'cpu-chart', color: '#e67e22', label: 'CPU使用率' },
+        { id: 'rules-chart', color: '#95a5a6', label: '屏蔽规则数' },
+        { id: 'exceptions-chart', color: '#34495e', label: '排除规则数' },
+        { id: 'hosts-chart', color: '#16a085', label: 'Hosts条目数' }
+    ];
+    
+    console.log('图表配置:', cardConfigs);
+    
+    cardConfigs.forEach(config => {
+        const canvas = document.getElementById(config.id);
+        if (!canvas) {
+            console.warn(`未找到统计卡片图表元素: ${config.id}`);
+            return;
+        }
+        
+        const ctx = canvas.getContext('2d');
+        
+        // 为不同类型的卡片生成更合适的初始数据
+        let initialData;
+        if (config.id === 'response-time-chart') {
+            // 响应时间图表使用空数组，将通过API实时数据更新
+            initialData = Array(12).fill(null);
+        } else if (config.id === 'cpu-chart') {
+            initialData = generateMockData(12, 0, 10);
+        } else {
+            initialData = generateMockData(12, 0, 100);
+        }
+        
+        // 初始化历史数据数组
+        statCardHistoryData[config.id] = [...initialData];
+        
+        // 创建图表
+        statCardCharts[config.id] = new Chart(ctx, {
+            type: 'line',
+            data: {
+                labels: generateTimeLabels(12),
+                datasets: [{
+                    label: config.label,
+                    data: initialData,
+                    borderColor: config.color,
+                    backgroundColor: `${config.color}20`, // 透明度20%
+                    borderWidth: 2,
+                    tension: 0.4,
+                    fill: true,
+                    pointRadius: 0, // 隐藏数据点
+                    pointHoverRadius: 4, // 鼠标悬停时显示数据点
+                    pointBackgroundColor: config.color
+                }]
+            },
+            options: {
+                responsive: true,
+                maintainAspectRatio: false,
+                plugins: {
+                        legend: {
+                            display: false
+                        },
+                        tooltip: {
+                            mode: 'index',
+                            intersect: false,
+                            backgroundColor: 'rgba(0, 0, 0, 0.9)',
+                            titleColor: '#fff',
+                            bodyColor: '#fff',
+                            borderColor: config.color,
+                            borderWidth: 1,
+                            padding: 8,
+                            displayColors: false,
+                            cornerRadius: 4,
+                            titleFont: {
+                                size: 12,
+                                weight: 'normal'
+                            },
+                            bodyFont: {
+                                size: 11
+                            },
+                            // 确保HTML渲染正确
+                            useHTML: true,
+                            filter: function(tooltipItem) {
+                                return tooltipItem.datasetIndex === 0;
+                            },
+                            callbacks: {
+                                title: function(tooltipItems) {
+                                    // 简化时间显示格式
+                                    return tooltipItems[0].label;
+                                },
+                                label: function(context) {
+                                    const value = context.parsed.y;
+                                    // 格式化大数字
+                                    const formattedValue = formatNumber(value);
+                                    
+                                    // 使用CSS类显示变化趋势
+                                    let trendInfo = '';
+                                    const data = context.dataset.data;
+                                    const currentIndex = context.dataIndex;
+                                    
+                                    if (currentIndex > 0) {
+                                        const prevValue = data[currentIndex - 1];
+                                        const change = value - prevValue;
+                                        
+                                        if (change !== 0) {
+                                              const changeSymbol = change > 0 ? '↑' : '↓';
+                                              // 取消颜色显示，简化显示
+                                              trendInfo = (changeSymbol  + Math.abs(change));
+                                        }
+                                    }
+                                    
+                                    // 简化标签格式
+                                    return `${config.label}: ${formattedValue}${trendInfo}`;
+                                },
+                                // 移除平均值显示
+                                afterLabel: function(context) {
+                                    return '';
+                                }
+                            }
+                        }
+                    },
+                scales: {
+                    x: {
+                        display: false // 隐藏X轴
+                    },
+                    y: {
+                        display: false, // 隐藏Y轴
+                        beginAtZero: true
+                    }
+                },
+                interaction: {
+                    intersect: false,
+                    mode: 'index'
+                }
+            }
+        });
+    });
+}
+
+// 生成模拟数据
+function generateMockData(count, min, max) {
+    const data = [];
+    for (let i = 0; i < count; i++) {
+        data.push(Math.floor(Math.random() * (max - min + 1)) + min);
+    }
+    return data;
+}
+
+// 生成时间标签
+function generateTimeLabels(count) {
+    const labels = [];
+    const now = new Date();
+    for (let i = count - 1; i >= 0; i--) {
+        const time = new Date(now.getTime() - i * 5 * 60 * 1000); // 每5分钟一个点
+        labels.push(`${time.getHours().toString().padStart(2, '0')}:${time.getMinutes().toString().padStart(2, '0')}`);
+    }
+    return labels;
+}
+
+// 格式化数字显示（使用K/M后缀）
+function formatNumber(num) {
+    if (num >= 1000000) {
+        return (num / 1000000).toFixed(1) + 'M';
+    } else if (num >= 1000) {
+        return (num / 1000).toFixed(1) + 'K';
+    }
+    return num.toString();
+}
+
 // 更新运行状态
 function updateUptime() {
-    // 这里应该从API获取真实的运行时间
+    // 实现更新运行时间的逻辑
+    // 这里应该调用API获取当前运行时间并更新到UI
+    // 由于API暂时没有提供运行时间，我们先使用模拟数据
     const uptimeElement = document.getElementById('uptime');
-    uptimeElement.textContent = '正常运行中';
+    if (uptimeElement) {
-    uptimeElement.className = 'mt-1 text-success';
+        uptimeElement.textContent = '---';
+    }
 }
 
 // 格式化数字（添加千位分隔符）
-function formatNumber(num) {
+function formatWithCommas(num) {
     return num.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ',');
 }
 
@@ -464,6 +950,28 @@ function formatTime(timestamp) {
     });
 }
 
+// 根据颜色代码获取对应的CSS类名（兼容方式）
+function getColorClassName(colorCode) {
+    // 优先使用配置文件中的颜色处理
+    if (COLOR_CONFIG.getColorClassName) {
+        return COLOR_CONFIG.getColorClassName(colorCode);
+    }
+    
+    // 备用颜色映射
+    const colorMap = {
+        '#1890ff': 'blue',
+        '#52c41a': 'green',
+        '#fa8c16': 'orange',
+        '#f5222d': 'red',
+        '#722ed1': 'purple',
+        '#13c2c2': 'cyan',
+        '#36cfc9': 'teal'
+    };
+    
+    // 返回映射的类名，如果没有找到则返回默认的blue
+    return colorMap[colorCode] || 'blue';
+}
+
 // 显示通知
 function showNotification(message, type = 'info') {
     // 移除已存在的通知