添加商品时保持原有排列顺序

pages/index/index.js

@@ -481,7 +481,7 @@ Page({
       updatedGoods = newGoods
     }
     
-    const filteredGoods = this.applyFilters(updatedGoods)
+    const filteredGoods = this.applyFilters(updatedGoods, !isLoadMore)
     console.log('filteredGoods 数量:', filteredGoods.length)
     console.log('filteredGoods[0]:', filteredGoods[0])
     console.log('filteredGoods[1]:', filteredGoods[1])
@@ -618,7 +618,7 @@ Page({
   },
   
   // 应用筛选条件
-  applyFilters: function(goods) {
+  applyFilters: function(goods, shouldSort = true) {
     let filtered = [...goods]
     
     if (this.data.selectedCategory !== '全部') {
@@ -640,6 +640,7 @@ Page({
       filtered = filtered.filter(item => item.isAd || (item.region && item.region.includes(selectedRegion)))
     }
     
+    if (shouldSort) {
       filtered.sort((a, b) => {
         const reservedCountA = a.reservedCount || 0
         const reservedCountB = b.reservedCount || 0
@@ -653,6 +654,7 @@ Page({
         const createdAtB = new Date(b.createdAt || 0).getTime()
         return createdAtB - createdAtA
       })
+    }
     
     return filtered
   },