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

pages/mall/admin/order/list.uvue

@@ -94,7 +94,7 @@
             <!-- 订单号|类型 -->
             <view class="td col-order">
               <text class="order-sn">{{ item.order_no }}</text>
-              <text class="order-type blue">[普通订单]</text>
+              <text class="order-type blue">[{{ getChannelName(item.channel_type) }}]</text>
             </view>
             <!-- 商品信息 -->
             <view class="td col-product">
@@ -113,7 +113,7 @@
             </view>
             <!-- 支付方式 -->
             <view class="td col-pay">
-              <text class="pay-text">余额支付</text>
+              <text class="pay-text">{{ getPayTypeName(item.pay_type) }}</text>
             </view>
             <!-- 支付时间 -->
             <view class="td col-time">
@@ -252,6 +252,27 @@ function getStatusName(status: number): string {
   const tab = statusTabs.find(t => t.value === status)
   return tab?.name ?? '未知'
 }
+
+function getPayTypeName(type: number | null): string {
+  switch (type) {
+    case 1: return '余额支付'
+    case 2: return '微信支付'
+    case 3: return '支付宝'
+    case 4: return '线下支付'
+    default: return '其他'
+  }
+}
+
+function getChannelName(type: number | null): string {
+  switch (type) {
+    case 1: return '公众号'
+    case 2: return '小程序'
+    case 3: return 'H5'
+    case 4: return 'PC'
+    case 5: return 'APP'
+    default: return '普通订单'
+  }
+}
 </script>
 
 <style scoped lang="scss">