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/components/business/SkuSelector/index.tsx

@@ -0,0 +1,346 @@
+import React, { useState, useEffect, useMemo } from 'react'
+import { View, Text, Image, ScrollView } from '@tarojs/components'
+import Taro from '@tarojs/taro'
+import type { ShopGoods, ShopGoodsSku } from '@/api/shop/shopGoods/model'
+import type { ShopGoodsSpec } from '@/api/shop/shopGoodsSpec/model'
+import Price from '@/components/common/Price'
+
+interface SkuSelectorProps {
+  visible: boolean
+  product: ShopGoods | null
+  mode?: 'cart' | 'buy'
+  onClose: () => void
+  onConfirm: (sku: ShopGoodsSku, quantity: number) => void
+}
+
+// 将平铺的规格值列表转换为按规格ID分组的格式
+interface SpecGroup {
+  specId: number
+  specName: string
+  values: Array<{ specValueId: number; specValue: string }>
+}
+
+// 解析可能为JSON字符串的规格值
+const parseSpecValue = (value: string | undefined): string => {
+  if (!value) return ''
+  const trimmed = value.trim()
+  // 处理带引号的JSON字符串，如 "红色" -> 红色
+  if (trimmed.startsWith('"') && trimmed.endsWith('"') && trimmed.length >= 2) {
+    try {
+      return JSON.parse(trimmed)
+    } catch {
+      return trimmed.slice(1, -1)
+    }
+  }
+  return trimmed
+}
+
+const SkuSelector: React.FC<SkuSelectorProps> = ({
+  visible,
+  product,
+  mode = 'cart',
+  onClose,
+  onConfirm,
+}) => {
+  const [selectedSpecs, setSelectedSpecs] = useState<Record<number, number>>({})
+  const [selectedSku, setSelectedSku] = useState<ShopGoodsSku | null>(null)
+  const [quantity, setQuantity] = useState(1)
+  const [showOverlay, setShowOverlay] = useState(false)
+  const [slideUp, setSlideUp] = useState(false)
+
+  // 控制动画
+  useEffect(() => {
+    if (visible) {
+      setShowOverlay(true)
+      // 延迟一帧触发滑入动画
+      setTimeout(() => setSlideUp(true), 10)
+    } else {
+      setSlideUp(false)
+      setTimeout(() => setShowOverlay(false), 300)
+    }
+  }, [visible])
+
+  // 将平铺的goodsSpecs转换为按规格分组的格式
+  const specGroups = useMemo<SpecGroup[]>(() => {
+    if (!product?.goodsSpecs?.length) return []
+    
+    const groupMap = new Map<number, SpecGroup>()
+    
+    product.goodsSpecs.forEach((spec: ShopGoodsSpec, idx: number) => {
+      if (!groupMap.has(spec.specId!)) {
+        groupMap.set(spec.specId!, {
+          specId: spec.specId!,
+          specName: spec.specName || `规格${groupMap.size + 1}`,
+          values: []
+        })
+      }
+      groupMap.get(spec.specId!)!.values.push({
+        specValueId: spec.id || idx, // 优先使用规格值ID，否则用索引
+        specValue: parseSpecValue(spec.specValue)
+      })
+    })
+    
+    return Array.from(groupMap.values())
+  }, [product?.goodsSpecs])
+
+  // 当弹窗重新打开时，重置状态
+  useEffect(() => {
+    if (visible) {
+      setSelectedSpecs({})
+      setSelectedSku(null)
+      setQuantity(1)
+    }
+  }, [visible])
+
+  // 根据已选规格查找匹配的 SKU
+  useEffect(() => {
+    if (!product?.goodsSkus?.length) {
+      // 单规格商品，使用商品本身的价格
+      setSelectedSku(null)
+      return
+    }
+
+    const specValues = Object.values(selectedSpecs)
+    const specCount = specGroups.length
+
+    if (specValues.length < specCount) {
+      setSelectedSku(null)
+      return
+    }
+
+    // 根据选中的 specValueId 找到对应的中文值，拼接后排序匹配
+    const selectedValues: string[] = []
+    specGroups.forEach(group => {
+      const valueId = selectedSpecs[group.specId]
+      if (valueId !== undefined) {
+        const value = group.values.find(v => v.specValueId === valueId)
+        if (value) selectedValues.push(value.specValue)
+      }
+    })
+    const selectedStr = selectedValues.sort().join('|')
+
+    const matched = product.goodsSkus.find(sku => {
+      const skuValue = sku.sku || ''
+      const skuParts = skuValue.split('|').map(s => parseSpecValue(s.trim()))
+      const skuStr = skuParts.sort().join('|')
+      return skuStr === selectedStr
+    })
+
+    setSelectedSku(matched || null)
+  }, [selectedSpecs, product, specGroups])
+
+  const handleSpecClick = (specId: number, valueId: number) => {
+    setSelectedSpecs(prev => {
+      const next = { ...prev }
+      if (next[specId] === valueId) {
+        delete next[specId]
+      } else {
+        next[specId] = valueId
+      }
+      return next
+    })
+    setQuantity(1)
+  }
+
+  const handleClose = () => {
+    setSlideUp(false)
+    setTimeout(() => {
+      setShowOverlay(false)
+      onClose()
+    }, 300)
+  }
+
+  const handleConfirm = () => {
+    try {
+      // 单规格商品（无SKU列表 或 SKU列表为空数组）
+      if ((!product?.goodsSkus || product.goodsSkus.length === 0) && product) {
+        const fakeSku: ShopGoodsSku = {
+          id: 0,
+          goodsId: product.goodsId!,
+          price: product.price || product.salePrice,
+          salePrice: product.salePrice || product.price,
+          stock: product.stock,
+          image: product.image,
+        }
+        handleClose()
+        onConfirm(fakeSku, quantity)
+        return
+      }
+
+      // 多规格商品 - 必须已选择 SKU
+      if (selectedSku) {
+        handleClose()
+        onConfirm(selectedSku, quantity)
+        return
+      }
+
+      // 有规格但未选择完整
+      if (specGroups.length > 0) {
+        Taro.showToast({ title: '请选择完整的规格', icon: 'none' })
+        return
+      }
+
+      // 其他情况
+      Taro.showToast({ title: '无法添加商品', icon: 'none' })
+    } catch (err) {
+      Taro.showToast({ title: '操作失败', icon: 'none' })
+    }
+  }
+
+  // 价格优先级：SKU售价 > SKU原价 > 商品售价 > 商品原价 > 0
+  // 注意：ShopGoods 模型中 price=商品价格(低), salePrice=销售/市场价(高)
+  //       ShopGoodsSku 模型中 price=商品价格, salePrice=市场价格(高)
+  // 统一以 price 为准，salePrice 仅作兜底展示
+  const currentPrice = selectedSku?.price || selectedSku?.salePrice || product?.price || product?.salePrice || '0'
+  const currentStock = selectedSku?.stock ?? product?.stock ?? 0
+  const currentImage = selectedSku?.image || product?.image || (product?.files?.split(',')[0]) || ''
+
+  // 单规格商品可以确认，或者多规格商品已选择了 SKU
+  const canConfirm = (!product?.goodsSkus || product.goodsSkus.length === 0) || selectedSku !== null
+
+  // 获取未选择完整的规格提示
+  const getUnselectedSpec = () => {
+    if (specGroups.length === 0) return null
+    const unselected = specGroups.find(
+      spec => !selectedSpecs[spec.specId]
+    )
+    return unselected?.specName
+  }
+
+  // 获取选中的规格文字描述
+  const getSelectedText = () => {
+    const selected: string[] = []
+    specGroups.forEach(group => {
+      const valueId = selectedSpecs[group.specId]
+      if (valueId !== undefined) {
+        const value = group.values.find(v => v.specValueId === valueId)
+        if (value) selected.push(value.specValue)
+      }
+    })
+    return selected.length > 0 ? selected.join(', ') : '默认'
+  }
+
+  // 如果不需要显示，直接返回null
+  if (!showOverlay) return null
+
+  return (
+    <View className='sku-selector-overlay'>
+      {/* 遮罩层 */}
+      <View
+        className={`absolute inset-0 bg-black/50 ${slideUp ? 'opacity-100' : 'opacity-0'}`}
+        style={{ zIndex: 110 }}
+        onClick={handleClose}
+      />
+
+      {/* 弹窗内容 */}
+      <View
+        className={`absolute bottom-0 left-0 right-0 bg-white rounded-t-2xl ${slideUp ? '' : 'hidden'}`}
+        style={{ maxHeight: '70vh', zIndex: 110, paddingBottom: 'env(safe-area-inset-bottom)' }}
+      >
+        <View className='p-4'>
+          {/* 关闭按钮 */}
+          <View className='flex justify-end mb-2'>
+            <View 
+              className='w-6 h-6 rounded-full bg-gray-100 flex items-center justify-center'
+              onClick={handleClose}
+            >
+              <Text className='text-gray-400 text-sm'>×</Text>
+            </View>
+          </View>
+
+          {/* 商品信息 */}
+          <View className='flex gap-3 pb-4 border-b border-gray-100'>
+            <Image className='w-20 h-20 rounded-md bg-gray-100' src={currentImage} mode='aspectFill' />
+            <View className='flex-1'>
+              <Price price={currentPrice} size='large' />
+              <Text className='text-xs text-gray-500 block' style={{ marginTop: '4px' }}>库存: {currentStock}</Text>
+              <Text className='text-xs text-gray-400 block' style={{ marginTop: '2px' }}>
+                已选: {getSelectedText()}
+              </Text>
+            </View>
+          </View>
+
+          {/* 规格选择 */}
+          <ScrollView scrollY style={{ maxHeight: '40vh' }}>
+            {specGroups.map((group) => (
+              <View key={group.specId} className='py-3 border-b border-gray-50'>
+                <Text className='text-sm font-medium text-gray-700 block' style={{ marginBottom: '8px' }}>
+                  {group.specName}
+                </Text>
+                <View className='flex flex-wrap' style={{ gap: '8px' }}>
+                  {group.values.map((value) => {
+                    const isActive = selectedSpecs[group.specId] === value.specValueId
+                    return (
+                      <View
+                        key={value.specValueId}
+                        className={`px-3 py-1 rounded-full text-sm ${
+                          isActive
+                            ? 'bg-green-50 text-green-600 border border-green-500'
+                            : 'bg-gray-50 text-gray-600 border border-gray-200'
+                        }`}
+                        onClick={() => handleSpecClick(group.specId, value.specValueId)}
+                      >
+                        <Text className={isActive ? 'text-green-600' : 'text-gray-600'}>{value.specValue}</Text>
+                      </View>
+                    )
+                  })}
+                </View>
+              </View>
+            ))}
+            
+            {/* 无规格时显示提示 */}
+            {specGroups.length === 0 && product?.goodsSkus?.length === 0 && (
+              <View className='py-4 text-center'>
+                <Text className='text-sm text-gray-400'>单规格商品</Text>
+              </View>
+            )}
+          </ScrollView>
+
+          {/* 数量 */}
+          <View className='py-3 flex items-center justify-between'>
+            <Text className='text-sm text-gray-700'>数量</Text>
+            <View className='flex items-center' style={{ gap: '12px' }}>
+              <View
+                className={`w-7 h-7 rounded-full border flex items-center justify-center ${
+                  quantity <= 1 ? 'border-gray-200 text-gray-300' : 'border-gray-300 text-gray-500'
+                }`}
+                onClick={() => quantity > 1 && setQuantity(prev => prev - 1)}
+              >
+                <Text className={quantity <= 1 ? 'text-gray-300' : 'text-gray-500'}>-</Text>
+              </View>
+              <Text className='text-sm font-medium w-8 text-center'>{quantity}</Text>
+              <View
+                className={`w-7 h-7 rounded-full border flex items-center justify-center ${
+                  quantity >= currentStock ? 'border-gray-200 text-gray-300' : 'border-gray-300 text-gray-500'
+                }`}
+                onClick={() => quantity < currentStock && setQuantity(prev => prev + 1)}
+              >
+                <Text className={quantity >= currentStock ? 'text-gray-300' : 'text-gray-500'}>+</Text>
+              </View>
+            </View>
+          </View>
+
+          {/* 确认按钮 */}
+          <View className='pt-3'>
+            <View
+              className={`w-full py-3 rounded-full text-center text-sm font-medium ${
+                canConfirm ? 'text-white' : 'text-white/60'
+              }`}
+              style={{ 
+                backgroundColor: canConfirm ? '#0e932e' : '#ccc',
+                opacity: canConfirm ? 1 : 0.7
+              }}
+              onClick={canConfirm ? handleConfirm : undefined}
+            >
+              <Text className={canConfirm ? 'text-white' : 'text-white/60'}>
+                {getUnselectedSpec() ? `请选择${getUnselectedSpec()}` : (mode === 'cart' ? '加入购物车' : '立即购买')}
+              </Text>
+            </View>
+          </View>
+        </View>
+      </View>
+    </View>
+  )
+}
+
+export default SkuSelector