feat(admin): full repair of order module including list, statistics, aftersales, cashier, and write-off records with real RPC integration

pages/mall/admin/order/order-statistics/index.uvue

@@ -123,7 +123,7 @@
 import { ref, onMounted } from 'vue'
 import AdminLayout from '@/layouts/admin/AdminLayout.uvue'
 import EChartsView from '@/uni_modules/charts/EChartsView.vue'
-import { fetchOrderStats, fetchOrderTrend, fetchOrderSourceStats } from '@/services/orderService.uts'
+import { fetchOrderStats, fetchOrderTrend, fetchOrderSourceStats, fetchOrderTypeStats } from '@/services/orderService.uts'
 
 const currentPage = ref<string>('order_statistic')
 
@@ -155,6 +155,10 @@ async function loadAllData() {
     // 3. 加载来源数据
     const sourceData = await fetchOrderSourceStats(startTime, endTime)
     initSourceChart(sourceData)
+
+    // 4. 加载订单类型数据
+    const typeData = await fetchOrderTypeStats(startTime, endTime)
+    orderTypeData.value = typeData
   } catch (e) {
     uni.showToast({ title: '加载统计数据失败', icon: 'none' })
   }