记录数据更新时间；

src/views/PlatformData/UserActivityStats.vue

@@ -140,6 +140,11 @@
         />
       </div>
     </el-dialog>
+    
+    <!-- 悬浮刷新时间 -->
+    <div class="refresh-time" v-if="lastUpdateTime">
+      数据刷新时间：{{ lastUpdateTime }}
+    </div>
   </div>
 </template>
 
@@ -158,6 +163,7 @@ const chartDateRange = ref('');
 const chartMode = ref(route.query.mode || 'day'); // day, week, month
 const chartRef = ref(null);
 let chartInstance = null;
+const lastUpdateTime = ref('');
 
 // 初始化 URL 参数
 const initQueryParams = () => {
@@ -208,6 +214,13 @@ const formatDate = (date) => {
     return `${d.getFullYear()}-${pad(d.getMonth() + 1)}-${pad(d.getDate())}`;
 };
 
+const formatDateTime = (date) => {
+    if (!date) return '';
+    const d = new Date(date);
+    const pad = (n) => n < 10 ? '0' + n : n;
+    return `${d.getFullYear()}-${pad(d.getMonth() + 1)}-${pad(d.getDate())} ${pad(d.getHours())}:${pad(d.getMinutes())}:${pad(d.getSeconds())}`;
+};
+
 const fetchChartData = async () => {
   const params = {
     mode: chartMode.value
@@ -226,6 +239,7 @@ const fetchChartData = async () => {
     if (Array.isArray(data)) {
       updateChart(data);
     }
+    lastUpdateTime.value = formatDateTime(new Date());
   } catch (e) {
     console.error('获取DeepChart趋势数据失败:', e);
   }
@@ -479,6 +493,7 @@ const fetchTableData = async () => {
       tableData.value = [];
       total.value = 0;
     }
+    lastUpdateTime.value = formatDateTime(new Date());
   } catch (e) {
     console.error('获取DeepChart活跃用户明细失败:', e);
   }
@@ -602,4 +617,17 @@ onMounted(() => {
   color: #606266;
   margin-right: 20px;
 }
+
+.refresh-time {
+  position: fixed;
+  bottom: 20px;
+  right: 20px;
+  background: rgba(0, 0, 0, 0.6);
+  color: #fff;
+  padding: 8px 15px;
+  border-radius: 20px;
+  font-size: 12px;
+  z-index: 2000;
+  box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
+}
 </style>

src/views/PlatformData/UserLoginStats.vue

@@ -231,6 +231,11 @@
       </div>
 
     </div>
+    
+    <!-- 悬浮刷新时间 -->
+    <div class="refresh-time" v-if="lastUpdateTime">
+      数据刷新时间：{{ lastUpdateTime }}
+    </div>
   </div>
 </template>
 
@@ -251,6 +256,7 @@ const searchRegion = ref('');
 const dateRangeRegion = ref('');
 const loading = ref(false);
 const loadingRegion = ref(false);
+const lastUpdateTime = ref('');
 
 const chartTrendRef = ref(null);
 let chartTrendInstance = null;
@@ -352,6 +358,13 @@ const formatDate = (date) => {
     return `${d.getFullYear()}-${pad(d.getMonth() + 1)}-${pad(d.getDate())}`;
 };
 
+const formatDateTime = (date) => {
+    if (!date) return '';
+    const d = new Date(date);
+    const pad = (n) => n < 10 ? '0' + n : n;
+    return `${d.getFullYear()}-${pad(d.getMonth() + 1)}-${pad(d.getDate())} ${pad(d.getHours())}:${pad(d.getMinutes())}:${pad(d.getSeconds())}`;
+};
+
 const fetchLoginData = async () => {
     let params = {};
     if (dateRange.value && dateRange.value.length === 2) {
@@ -552,6 +565,7 @@ const fetchAllLoginData = async () => {
             fetchLoginChannelMemberData(),
             fetchLoginChannelNoMemberData()
         ]);
+        lastUpdateTime.value = formatDateTime(new Date());
     } catch (error) {
         console.error('获取登录数据失败:', error);
     } finally {
@@ -647,6 +661,7 @@ const fetchAllRegionData = async () => {
             fetchRegionHistogramData(),
             fetchRegionDistributionData()
         ]);
+        lastUpdateTime.value = formatDateTime(new Date());
     } catch (error) {
         console.error('获取地区数据失败:', error);
     } finally {
@@ -1289,4 +1304,17 @@ onMounted(() => {
   width: 100%;
   height: 300px;
 }
+
+.refresh-time {
+  position: fixed;
+  bottom: 20px;
+  right: 20px;
+  background: rgba(0, 0, 0, 0.6);
+  color: #fff;
+  padding: 8px 15px;
+  border-radius: 20px;
+  font-size: 12px;
+  z-index: 2000;
+  box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
+}
 </style>

src/views/PlatformData/UserOverview.vue

@@ -183,6 +183,10 @@
       </div>
 
     </div>
+    <!-- 悬浮刷新时间 -->
+    <div class="refresh-time" v-if="lastUpdateTime">
+      数据刷新时间：{{ lastUpdateTime }}
+    </div>
   </div>
 </template>
 
@@ -199,6 +203,7 @@ const router = useRouter();
 const activeTab = ref(route.query.tab || 'overview');
 const dateRange = ref('');
 const loading = ref(false);
+const lastUpdateTime = ref('');
 
 const hasDateRange = computed(() => {
   return dateRange.value && dateRange.value.length === 2;
@@ -277,6 +282,7 @@ const fetchData = async () => {
       overviewData.value = res.list;
       initCharts();
       isOverviewLoaded.value = true;
+      lastUpdateTime.value = formatDate(new Date());
     }
   } catch (error) {
     console.error('获取用户概览数据失败:', error);
@@ -352,6 +358,7 @@ const fetchDetailData = async (forceUpdate = false) => {
              }
              
              isDetailLoaded.value = true;
+             lastUpdateTime.value = formatDate(new Date());
         }
     } catch(e) { 
         console.error('获取数据明细失败:', e); 
@@ -849,4 +856,17 @@ onMounted(() => {
   width: 100%;
   height: 350px;
 }
+
+.refresh-time {
+  position: fixed;
+  bottom: 20px;
+  right: 20px;
+  background: rgba(0, 0, 0, 0.6);
+  color: #fff;
+  padding: 8px 15px;
+  border-radius: 20px;
+  font-size: 12px;
+  z-index: 2000;
+  box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
+}
 </style>