base controller + base service added

src/common/base.controller.ts

@@ -0,0 +1,33 @@
+import { Body, Delete, Get, Param, Patch, Post } from "@nestjs/common";
+import { BaseService } from "./base.service";
+import type { DeepPartial, ObjectLiteral } from "typeorm";
+import type { QueryDeepPartialEntity } from "typeorm/query-builder/QueryPartialEntity.js";
+
+export class BaseController<T extends ObjectLiteral> {
+    constructor(protected readonly service: BaseService<T>) { }
+
+    @Get()
+    getAll(relations: string[] = []) {
+        return this.service.findAll(relations);
+    }
+
+    @Get(':id')
+    getOne(@Param('id') id: string) {
+        return this.service.findOne(id);
+    }
+
+    @Post()
+    create(@Body() data: DeepPartial<T>) {
+        return this.service.create(data);
+    }
+
+    @Patch(':id')
+    update(@Param('id') id: string, @Body() data: QueryDeepPartialEntity<T>) {
+        return this.service.update(id, data);
+    }
+
+    @Delete(':id')
+    delete(@Param('id') id: string) {
+        return this.service.delete(id);
+    }
+}

src/common/base.service.ts

@@ -0,0 +1,28 @@
+import { DeepPartial, ObjectLiteral, Repository } from "typeorm";
+import { QueryDeepPartialEntity } from "typeorm/query-builder/QueryPartialEntity.js";
+
+export class BaseService<T extends ObjectLiteral> {
+    constructor(protected readonly repo: Repository<T>) { }
+
+    findAll(relations: string[] = []) {
+        return this.repo.find({ relations });
+    }
+
+    findOne(id: string, relations: string[] = []) {
+        return this.repo.findOne({ where: { id } as any, relations });
+    }
+
+    create(data: DeepPartial<T>) {
+        const entity = this.repo.create(data);
+        return this.repo.save(entity);
+    }
+
+    async update(id: string, data: QueryDeepPartialEntity<T>) {
+        await this.repo.update(id, data);
+        return this.findOne(id);
+    }
+
+    delete(id: string) {
+        return this.repo.delete(id);
+    }
+}