add:首页统计

src/views/index.vue

@@ -240,9 +240,26 @@
             <el-radio-button label="本周"></el-radio-button>
             <el-radio-button label="本月"></el-radio-button>
             <el-radio-button label="上月"></el-radio-button>
+            <el-radio-button label="自定义"></el-radio-button>
           </el-radio-group>
         </div>
 
+
+        <el-date-picker
+          v-if="queryTime === '自定义'"
+          v-model="customRange"
+          type="daterange"
+          range-separator="至"
+          start-placeholder="开始日期"
+          end-placeholder="结束日期"
+          value-format="yyyy-MM-dd"
+          size="medium"
+          style="margin-left: 10px"
+          @change="handleCustomTimeChange"
+        />
+
+
+
         <div class="action-group">
           <el-radio-group v-model="userTypeText" @change="handleUserType">
             <el-radio-button label="会员"></el-radio-button>
@@ -942,6 +959,7 @@ export default {
   components: {CountTo},
   data() {
     return {
+      customRange: [], // [startDate, endDate]
       percentage: 0,
       // 预测message
       remainMessage: '',
@@ -1021,6 +1039,19 @@ export default {
       todayGoodsNum: 0
     }
   },
+  watch: {
+    queryTime(newVal, oldVal) {
+      if (newVal === '自定义' && oldVal !== '自定义') {
+        this.$nextTick(() => {
+          const end = dayjs().format('YYYY-MM-DD');
+          const start = dayjs().subtract(6, 'day').format('YYYY-MM-DD');
+          this.customRange = [start, end];
+        });
+      }
+
+      this.handleAnalysis();
+    }
+  },
   mounted() {
     this.$nextTick(() => {
       this.initViewerChart()
@@ -1051,6 +1082,11 @@ export default {
     this.refresh();
   },
   methods: {
+      handleCustomTimeChange(val) {
+        // val = ['2026-01-01', '2026-01-07']
+        if (!val || val.length !== 2) return;
+        this.handleAnalysis();
+      },
     handleUserType(){
       if(this.userTypeText === '会员'){
         this.userType = 1
@@ -1349,6 +1385,12 @@ export default {
         param.startTime = this.formatDate(lastMonth.startOf('month'));
         param.endTime = this.formatDate(lastMonth.endOf('month'));
         type = 4;
+      }  else if (this.queryTime === '自定义') {
+        if (this.customRange && this.customRange.length === 2) {
+          param.startTime = this.customRange[0];
+          param.endTime = this.customRange[1];
+        }
+        type = 5; // 自定义时间
       } else {
         console.warn(`未知的 queryTime: ${this.queryTime}, 默认使用今日`);
         param.startTime = this.formatDate(today);