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新增快速增删改查示例
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README.md
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README.md
@ -63,6 +63,71 @@ $ open http://localhost:8001/
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注: 如果你的网络不佳可以尝试使用[cnpm](https://developer.aliyun.com/mirror/NPM?from=tnpm),或者切换您的镜像源
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## CURD(快速增删改查)
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大部分的后台管理系统,或者API服务都是对数据进行管理,所以可以看到大量的CRUD场景(增删改查),cool-admin对此进行了大量地封装,让这块的编码量变得极其地少。
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#### 新建一个数据表
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`src/modules/demo/entity/goods.ts`,项目启动数据库会自动创建该表,无需手动创建
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```ts
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import { EntityModel } from '@midwayjs/orm';
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import { BaseEntity } from 'midwayjs-cool-core';
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import { Column } from 'typeorm';
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/**
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* 商品
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*/
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@EntityModel('demo_app_goods')
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export class DemoAppGoodsEntity extends BaseEntity {
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@Column({ comment: '标题' })
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title: string;
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@Column({ comment: '图片' })
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pic: string;
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@Column({ comment: '价格', type: 'decimal', precision: 5, scale: 2 })
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price: number;
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}
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```
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#### 编写api接口
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`src/modules/demo/controller/app/goods.ts`,快速编写6个api接口
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```ts
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import { Provide } from '@midwayjs/decorator';
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import { CoolController, BaseController } from 'midwayjs-cool-core';
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import { DemoAppGoodsEntity } from '../../entity/goods';
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/**
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* 商品
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*/
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@Provide()
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@CoolController({
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api: ['add', 'delete', 'update', 'info', 'list', 'page'],
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entity: DemoAppGoodsEntity
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})
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export class DemoAppGoodsController extends BaseController {
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}
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```
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这样我们就完成了6个接口的编写,对应的接口如下:
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- `POST /app/demo/goods/add` 新增
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- `POST /app/demo/goods/delete` 删除
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- `POST /app/demo/goods/update` 更新
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- `GET /app/demo/goods/info` 单个信息
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- `POST /app/demo/goods/list` 列表信息
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- `POST /app/demo/goods/page` 分页查询(包含模糊查询、字段全匹配等)
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### 部署
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```bash
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