用户静默注册

server/dukang-api/prisma/schema.prisma

@@ -206,17 +206,22 @@ model WxAppConfig {
 // ─── C端用户（phone 唯一主键，微信字段辅助）──────────
 
 model User {
-  id        BigInt   @id @default(autoincrement()) @db.UnsignedBigInt
-  userNo    String   @unique @map("user_no") @db.VarChar(20)
-  phone     String   @unique @db.VarChar(20)
-  wxOpenId  String?  @map("wx_open_id") @db.VarChar(64)
-  wxUnionId String?  @map("wx_union_id") @db.VarChar(64)
-  nickname  String?  @db.VarChar(64)
-  avatarUrl String?  @map("avatar_url") @db.VarChar(512)
-  status    Int      @default(1) @db.TinyInt
-  createdAt DateTime @default(now()) @map("created_at") @db.DateTime(3)
-  updatedAt DateTime @updatedAt @map("updated_at") @db.DateTime(3)
+  id               BigInt    @id @default(autoincrement()) @db.UnsignedBigInt
+  userNo           String    @unique @map("user_no") @db.VarChar(20)
+  deviceKey        String?   @unique @map("device_key") @db.VarChar(36)
+  phone            String?   @unique @db.VarChar(20)
+  phoneVerifiedAt  DateTime? @map("phone_verified_at") @db.DateTime(3)
+  mergedIntoUserId BigInt?   @map("merged_into_user_id") @db.UnsignedBigInt
+  wxOpenId         String?   @map("wx_open_id") @db.VarChar(64)
+  wxUnionId        String?   @map("wx_union_id") @db.VarChar(64)
+  nickname         String?   @db.VarChar(64)
+  avatarUrl        String?   @map("avatar_url") @db.VarChar(512)
+  status           Int       @default(1) @db.TinyInt
+  createdAt        DateTime  @default(now()) @map("created_at") @db.DateTime(3)
+  updatedAt        DateTime  @updatedAt @map("updated_at") @db.DateTime(3)
 
+  mergedInto     User?  @relation("UserMerge", fields: [mergedIntoUserId], references: [id], onDelete: SetNull)
+  mergedFrom     User[] @relation("UserMerge")
   addresses      UserAddress[]
   cityPref       UserCityPreference?
   orders         Order[]
@@ -228,6 +233,7 @@ model User {
 
   @@index([wxOpenId])
   @@index([wxUnionId])
+  @@index([mergedIntoUserId])
   @@map("users")
 }