feat(user): 新增收货地址管理及售后申请页面

- 新增地址类型定义，增强前端地址数据结构
- 新增地址编辑页面，支持地址智能识别和定位选点功能
- 地址编辑支持省市区选择及默认地址设置
- 新增地址列表页面，支持地址展示、删除、编辑和选择功能
- 实现售后申请页面，支持选择售后类型和退款原因
- 售后申请支持商品选择、退款金额计算和凭证上传
- 新增售后详情页面，支持售后状态展示及申请取消
- 优化页面加载和用户交互体验，增加错误提示和权限处理

src_bak/pages/order/refund.tsx

@@ -0,0 +1,113 @@
+import React, { useState, useEffect } from 'react'
+import { View, Text, Input, ScrollView } from '@tarojs/components'
+import Taro from '@tarojs/taro'
+import { Button } from '@nutui/nutui-react-taro'
+import { applyAfterSale } from '@/api/shop/shopAfterSale'
+import Price from '@/components/common/Price'
+
+definePageConfig({
+  navigationBarTitleText: '申请退款',
+})
+
+const REASON_OPTIONS = ['不想要了', '商品描述不符', '商品质量问题', '发货太慢', '其他原因']
+
+const RefundPage: React.FC = () => {
+  const { id } = Taro.getCurrentInstance().router?.params || {}
+  const [reason, setReason] = useState('')
+  const [description, setDescription] = useState('')
+  const [selectedReason, setSelectedReason] = useState('')
+  const [loading, setLoading] = useState(false)
+
+  const handleSubmit = async () => {
+    if (!selectedReason) {
+      Taro.showToast({ title: '请选择退款原因', icon: 'none' })
+      return
+    }
+
+    Taro.showModal({
+      title: '确认',
+      content: '确定要提交退款申请吗？',
+      success: async (res) => {
+        if (res.confirm) {
+          setLoading(true)
+          try {
+            Taro.showToast({ title: '提交中...', icon: 'loading' })
+            const result = await applyAfterSale({
+              orderId: id || '',
+              type: 'refund',
+              reason: selectedReason,
+              description: description,
+              amount: 0 // 金额由后端计算
+            })
+            
+            if (result.success) {
+              Taro.showToast({ title: '申请已提交', icon: 'success' })
+              setTimeout(() => Taro.navigateBack(), 1500)
+            } else {
+              Taro.showToast({ title: result.message || '提交失败', icon: 'none' })
+            }
+          } catch (err) {
+            console.error('申请退款失败:', err)
+            Taro.showToast({ title: '提交失败', icon: 'none' })
+          } finally {
+            setLoading(false)
+          }
+        }
+      },
+    })
+  }
+
+  return (
+    <View className='min-h-screen bg-gray-50 pb-20 flex flex-col'>
+      <ScrollView scrollY className='flex-1'>
+        {/* 退款原因 */}
+        <View className='bg-white mx-3 mt-3 p-4 rounded-xl'>
+          <Text className='text-sm font-medium text-gray-800 mb-3 block'>退款原因</Text>
+          <View className='flex flex-wrap gap-2'>
+            {REASON_OPTIONS.map(r => (
+              <View
+                key={r}
+                className={`px-3 py-1 rounded-full text-sm ${
+                  selectedReason === r
+                    ? 'bg-green-50 text-green-600 border border-green-500'
+                    : 'bg-gray-50 text-gray-600 border border-gray-200'
+                }`}
+                onClick={() => setSelectedReason(r)}
+              >
+                <Text>{r}</Text>
+              </View>
+            ))}
+          </View>
+        </View>
+
+        {/* 退款说明 */}
+        <View className='bg-white mx-3 mt-3 p-4 rounded-xl'>
+          <Text className='text-sm font-medium text-gray-800 mb-2 block'>退款说明</Text>
+          <View className='w-full bg-gray-50 rounded-lg p-3 text-sm'>
+            <Input
+              className='w-full'
+              placeholder='选填，请详细描述退款原因'
+              value={description}
+              onInput={e => setDescription(e.detail.value)}
+              style={{ minHeight: '120px' }}
+            />
+          </View>
+        </View>
+      </ScrollView>
+
+      {/* 提交按钮 */}
+      <View className='bg-white border-t border-gray-100 p-3' style={{ paddingBottom: '20px' }}>
+        <Button
+          type='primary'
+          className='w-full rounded-full'
+          style={{ backgroundColor: '#ee0a24' }}
+          onClick={handleSubmit}
+        >
+          提交申请
+        </Button>
+      </View>
+    </View>
+  )
+}
+
+export default RefundPage