继续完善购物逻辑闭环，consumer模块完成度75%

pages/mall/consumer/address-list.uvue

@@ -45,11 +45,27 @@ type Address = {
 }
 
 const addresses = ref<Address[]>([])
+const selectionMode = ref<boolean>(false)
+let openerEventChannel: any = null
 
 onShow(() => {
   loadAddresses()
 })
 
+onMounted(() => {
+  try {
+    const ec = uni.getOpenerEventChannel()
+    openerEventChannel = ec
+    ec?.on('setSelectMode', (data: any) => {
+      if (data && typeof data.selectMode === 'boolean') {
+        selectionMode.value = data.selectMode
+      }
+    })
+  } catch (e) {
+    // ignore
+  }
+})
+
 const loadAddresses = () => {
   const storedAddresses = uni.getStorageSync('addresses')
   if (storedAddresses) {
@@ -95,9 +111,21 @@ const editAddress = (id: string) => {
 }
 
 const selectAddress = (item: Address) => {
-  // 如果是选择地址模式（例如从订单确认页过来），则返回并传递地址
-  // 目前暂未实现选择模式，仅作为普通点击
-  editAddress(item.id)
+  if (selectionMode.value && openerEventChannel) {
+    openerEventChannel.emit('addressSelected', {
+      id: item.id,
+      recipient_name: item.name,
+      phone: item.phone,
+      province: item.province,
+      city: item.city,
+      district: item.district,
+      detail: item.detail,
+      is_default: item.isDefault
+    })
+    uni.navigateBack()
+  } else {
+    editAddress(item.id)
+  }
 }
 </script>
 
@@ -218,4 +246,4 @@ const selectAddress = (item: Address) => {
   line-height: 44px;
   border: none;
 }
-</style>
+</style>