修复编辑货源中的地区没有记忆功能问题

pages/seller/index.js

@@ -4863,6 +4863,49 @@ Page({
     });
   },
 
+  // 根据地区字符串查找对应的省市区索引
+  findRegionIndex(region) {
+    if (!region) return { provinceIndex: 0, cityIndex: 0, districtIndex: 0 };
+    
+    const regionArray = region.split(' ').filter(item => item.trim() !== '');
+    if (regionArray.length < 3) return { provinceIndex: 0, cityIndex: 0, districtIndex: 0 };
+    
+    const provinceName = regionArray[0];
+    const cityName = regionArray[1];
+    const districtName = regionArray[2];
+    
+    // 查找省份索引
+    let provinceIndex = 0;
+    for (let i = 0; i < this.data.regionOptions.length; i++) {
+      if (this.data.regionOptions[i].name === provinceName) {
+        provinceIndex = i;
+        break;
+      }
+    }
+    
+    // 查找城市索引
+    const province = this.data.regionOptions[provinceIndex];
+    let cityIndex = 0;
+    for (let i = 0; i < province.cities.length; i++) {
+      if (province.cities[i].name === cityName) {
+        cityIndex = i;
+        break;
+      }
+    }
+    
+    // 查找区县索引
+    const city = province.cities[cityIndex];
+    let districtIndex = 0;
+    for (let i = 0; i < city.districts.length; i++) {
+      if (city.districts[i] === districtName) {
+        districtIndex = i;
+        break;
+      }
+    }
+    
+    return { provinceIndex, cityIndex, districtIndex };
+  },
+
   // 打开编辑货源的地区选择弹窗
   openEditRegionModal() {
     // 通过全局数据控制自定义tab-bar的显示状态
@@ -4871,18 +4914,28 @@ Page({
       app.globalData.showTabBar = false;
     }
     
-    // 重置三级联动选择和搜索
+    // 获取当前编辑货源的地区
+    const currentRegion = this.data.editSupply.region;
+    
+    // 查找地区对应的省市区索引
+    const { provinceIndex, cityIndex, districtIndex } = this.findRegionIndex(currentRegion);
+    
+    // 获取对应的省市区数据
+    const province = this.data.regionOptions[provinceIndex];
+    const city = province.cities[cityIndex];
+    
+    // 设置地区选择器状态
     this.setData({
       currentRegionMode: 'edit',
       regionSearchKeyword: '',
       editRegionSearchKeyword: '',
       filteredRegionOptions: [],
       showSearchResults: false,
-      selectedProvinceIndex: 0,
+      selectedProvinceIndex: provinceIndex,
-      selectedCityIndex: 0,
+      selectedCityIndex: cityIndex,
-      selectedDistrictIndex: 0,
+      selectedDistrictIndex: districtIndex,
-      currentCities: this.data.regionOptions[0].cities,
+      currentCities: province.cities,
-      currentDistricts: this.data.regionOptions[0].cities[0].districts,
+      currentDistricts: city.districts,
       showRegionSelectModal: true,
       showTabBar: false // 隐藏底部tab-bar
     });

pages/seller/index.wxml

@@ -508,6 +508,14 @@
             </view>
           </view>
           <!-- 搜索功能已移至弹窗内 -->
+          
+        <view style="font-size: 28rpx; font-weight: 500; color: #333; margin-bottom: 12rpx; margin-left: 10rpx;">地区</view>
+        <view bindtap="openCreateRegionModal" style="width: 100%; height: 90rpx; line-height: 90rpx; padding: 0 24rpx; font-size: 30rpx; border: 2rpx solid #eee; border-radius: 12rpx; box-sizing: border-box; margin: 0 auto 30rpx; display: block; background: white; position: relative; z-index: 1;">
+          <view style="display: flex; justify-content: space-between; align-items: center;">
+            <text>{{newSupply.region || '请选择省市区'}}</text>
+            <text style="color: #999;">▼</text>
+          </view>
+        </view>
         <view style="font-size: 28rpx; font-weight: 500; color: #333; margin-bottom: 12rpx; margin-left: 10rpx;">价格</view>
         <input class="input" type="text" placeholder="请输入价格" bindinput="onInput" data-field="price" value="{{newSupply.price}}" style="width: 100%; height: 90rpx; line-height: 90rpx; padding: 0 24rpx; font-size: 30rpx; border: 2rpx solid #eee; border-radius: 12rpx; box-sizing: border-box; margin: 0 auto 30rpx; display: block;" placeholder-style="font-size: 24rpx; color: #999; text-align: left;" catchtouchmove="true" bindtouchstart="onInputTouchStart" bindtouchmove="onInputTouchMove"></input>
         
@@ -518,13 +526,6 @@
         <input class="input" type="text" placeholder="请输入斤重" bindinput="onInput" data-field="grossWeight" value="{{newSupply.grossWeight || ''}}" style="width: 100%; height: 90rpx; line-height: 90rpx; padding: 0 24rpx; font-size: 30rpx; border: 2rpx solid #eee; border-radius: 12rpx; box-sizing: border-box; margin: 0 auto 30rpx; display: block;" placeholder-style="font-size: 24rpx; color: #999; text-align: left;" catchtouchmove="true" bindtouchstart="onInputTouchStart" bindtouchmove="onInputTouchMove"></input>
         
 
-        <view style="font-size: 28rpx; font-weight: 500; color: #333; margin-bottom: 12rpx; margin-left: 10rpx;">地区</view>
-        <view bindtap="openCreateRegionModal" style="width: 100%; height: 90rpx; line-height: 90rpx; padding: 0 24rpx; font-size: 30rpx; border: 2rpx solid #eee; border-radius: 12rpx; box-sizing: border-box; margin: 0 auto 30rpx; display: block; background: white; position: relative; z-index: 1;">
-          <view style="display: flex; justify-content: space-between; align-items: center;">
-            <text>{{newSupply.region || '请选择省市区'}}</text>
-            <text style="color: #999;">▼</text>
-          </view>
-        </view>
         
         <view style="display: flex; justify-content: space-between; margin-top: 20rpx; margin-bottom: 20rpx; gap: 20rpx;">
           <button bindtap="hideModal" style="flex: 1; height: 90rpx; line-height: 90rpx; background-color: #f5f5f5; color: #666; font-size: 30rpx; border-radius: 12rpx; margin: 0; display: flex; align-items: center; justify-content: center;">取消</button>
@@ -591,7 +592,14 @@
             </view>
           </view>
           <!-- 搜索功能已移至弹窗内 -->
-
+        <view style="font-size: 28rpx; font-weight: 500; color: #333; margin-bottom: 12rpx; margin-left: 10rpx;">地区</view>
+<view 
+  class="region-picker input"
+  bindtap="openEditRegionModal"
+  style="width: 100%; height: 90rpx; line-height: 90rpx; padding: 0 24rpx; font-size: 30rpx; border: 2rpx solid #eee; border-radius: 12rpx; box-sizing: border-box; margin: 0 auto 30rpx; display: block;"
+>
+  <text style="text-align: left;">{{editSupply.region || '请选择省市区'}}</text>
+</view>
         
         <view style="font-size: 28rpx; font-weight: 500; color: #333; margin-bottom: 12rpx; margin-left: 10rpx;">价格</view>
         <input class="input" type="text" placeholder="请输入价格" bindinput="onEditInput" data-field="price" value="{{editSupply.price}}" style="width: 100%; height: 90rpx; line-height: 90rpx; padding: 0 24rpx; font-size: 30rpx; border: 2rpx solid #eee; border-radius: 12rpx; box-sizing: border-box; margin: 0 auto 30rpx; display: block;" placeholder-style="font-size: 24rpx; color: #999; text-align: left;"></input>
@@ -603,14 +611,7 @@
         <input class="input" type="text" placeholder="请输入斤重" bindinput="onEditInput" data-field="grossWeight" value="{{editSupply.grossWeight || ''}}" style="width: 100%; height: 90rpx; line-height: 90rpx; padding: 0 24rpx; font-size: 30rpx; border: 2rpx solid #eee; border-radius: 12rpx; box-sizing: border-box; margin: 0 auto 30rpx; display: block;" placeholder-style="font-size: 24rpx; color: #999; text-align: left;"></input>
         
        
-        <view style="font-size: 28rpx; font-weight: 500; color: #333; margin-bottom: 12rpx; margin-left: 10rpx;">地区</view>
+
-<view 
-  class="region-picker input"
-  bindtap="openEditRegionModal"
-  style="width: 100%; height: 90rpx; line-height: 90rpx; padding: 0 24rpx; font-size: 30rpx; border: 2rpx solid #eee; border-radius: 12rpx; box-sizing: border-box; margin: 0 auto 30rpx; display: block;"
->
-  <text style="text-align: left;">{{editSupply.region || '请选择省市区'}}</text>
-</view>
         
         <!-- 添加底部空白区域 -->
         <view style="height: 20vh; background: transparent;"></view>