feat(store): add two-level store categories for admin and partner open-store

Admin CRUD under stores menu; partner picks leaf category on create.
Default sync only inserts missing rows and never updates existing ones.

Co-authored-by: Cursor <cursoragent@cursor.com>

server/dukang-api/prisma/schema.prisma

@@ -477,12 +477,18 @@ model CommonProductDetailTemplate {
 }
 
 model CommonStoreCategory {
-  id    BigInt  @id @default(autoincrement()) @db.UnsignedBigInt
-  code  String  @unique @db.VarChar(32)
-  name  String  @db.VarChar(64)
-  sort  Int     @default(0)
-  stores Store[]
+  id       BigInt  @id @default(autoincrement()) @db.UnsignedBigInt
+  code     String  @unique @db.VarChar(32)
+  name     String  @db.VarChar(64)
+  sort     Int     @default(0)
+  parentId BigInt? @map("parent_id") @db.UnsignedBigInt
+  status   String  @default("ACTIVE") @db.VarChar(16)
+  parent   CommonStoreCategory?  @relation("StoreCategoryTree", fields: [parentId], references: [id], onDelete: Restrict)
+  children CommonStoreCategory[] @relation("StoreCategoryTree")
+  stores   Store[]
 
+  @@index([parentId, sort])
+  @@index([status])
   @@map("common_store_category")
 }
 

server/dukang-api/prisma/schema.v31.prisma

@@ -335,12 +335,18 @@ model CommonProductItem {
 }
 
 model CommonStoreCategory {
-  id    BigInt  @id @default(autoincrement()) @db.UnsignedBigInt
-  code  String  @unique @db.VarChar(32)
-  name  String  @db.VarChar(64)
-  sort  Int     @default(0)
-  stores Store[]
+  id       BigInt  @id @default(autoincrement()) @db.UnsignedBigInt
+  code     String  @unique @db.VarChar(32)
+  name     String  @db.VarChar(64)
+  sort     Int     @default(0)
+  parentId BigInt? @map("parent_id") @db.UnsignedBigInt
+  status   String  @default("ACTIVE") @db.VarChar(16)
+  parent   CommonStoreCategory?  @relation("StoreCategoryTree", fields: [parentId], references: [id], onDelete: Restrict)
+  children CommonStoreCategory[] @relation("StoreCategoryTree")
+  stores   Store[]
 
+  @@index([parentId, sort])
+  @@index([status])
   @@map("common_store_category")
 }
 

server/dukang-api/prisma/seed-v31.ts

@@ -266,13 +266,36 @@ async function main() {
 
 
 
-  const categories = await Promise.all([
-
-    prisma.commonStoreCategory.create({ data: { code: 'HOTPOT', name: '火锅', sort: 1 } }),
-
-    prisma.commonStoreCategory.create({ data: { code: 'LOCAL', name: '地方菜', sort: 2 } }),
-
-  ]);
+  const { DEFAULT_STORE_CATEGORY_TREE } = await import('../src/modules/store/store-category.defaults');
+  const categoryByCode = new Map<string, { id: bigint }>();
+  for (const root of DEFAULT_STORE_CATEGORY_TREE) {
+    const parent = await prisma.commonStoreCategory.create({
+      data: {
+        code: root.code,
+        name: root.name,
+        sort: root.sort,
+        parentId: null,
+        status: 'ACTIVE',
+      },
+    });
+    categoryByCode.set(root.code, parent);
+    for (const child of root.children) {
+      const row = await prisma.commonStoreCategory.create({
+        data: {
+          code: child.code,
+          name: child.name,
+          sort: child.sort,
+          parentId: parent.id,
+          status: 'ACTIVE',
+        },
+      });
+      categoryByCode.set(child.code, row);
+    }
+  }
+  const categories = [
+    categoryByCode.get('HOTPOT')!,
+    categoryByCode.get('LOCAL')!,
+  ];