From 1ed2d5b50ad4e0a054c028e02bb7599f7fcb1a7d Mon Sep 17 00:00:00 2001
From: snowgitea <haoyuexc100@outlook.com>
Date: Wed, 1 Jul 2026 17:56:39 +0800
Subject: [PATCH] chore: src/modules/demo/service/tenant.ts

---
 src/modules/demo/service/tenant.ts | 50 ++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 src/modules/demo/service/tenant.ts

diff --git a/src/modules/demo/service/tenant.ts b/src/modules/demo/service/tenant.ts
new file mode 100644
index 0000000..125835e
--- /dev/null
+++ b/src/modules/demo/service/tenant.ts
@@ -0,0 +1,50 @@
+import { Inject, Provide } from '@midwayjs/core';
+import { BaseService } from '@cool-midway/core';
+import { InjectEntityModel } from '@midwayjs/typeorm';
+import { Repository } from 'typeorm';
+import { DemoGoodsEntity } from '../entity/goods';
+import { noTenant } from '../../base/db/tenant';
+
+/**
+ * 商品服务
+ */
+@Provide()
+export class DemoTenantService extends BaseService {
+  @InjectEntityModel(DemoGoodsEntity)
+  demoGoodsEntity: Repository<DemoGoodsEntity>;
+
+  @Inject()
+  ctx;
+
+  /**
+   * 使用多租户
+   */
+  async use() {
+    await this.demoGoodsEntity.createQueryBuilder().getMany();
+    await this.demoGoodsEntity.find();
+  }
+
+  /**
+   * 不使用多租户(局部不使用)
+   */
+  async noUse() {
+    // 过滤多租户
+    await this.demoGoodsEntity.createQueryBuilder().getMany();
+    // 被noTenant包裹，不会过滤多租户
+    await noTenant(this.ctx, async () => {
+      return await this.demoGoodsEntity.createQueryBuilder().getMany();
+    });
+    // 过滤多租户
+    await this.demoGoodsEntity.find();
+  }
+
+  /**
+   * 无效多租户
+   */
+  async invalid() {
+    // 自定义sql，不进行多租户过滤
+    await this.nativeQuery('select * from demo_goods');
+    // 自定义分页sql，不进行多租户过滤
+    await this.sqlRenderPage('select * from demo_goods');
+  }
+}