feat: add IngredientCategoriesController

apps/your-burger-api/project.json

@@ -22,6 +22,18 @@
         }
       }
     },
+    "build": {
+      "options": {
+        "transformers": [
+          {
+            "name": "@nestjs/swagger/plugin",
+            "options": {
+              "introspectComments": true
+            }
+          }
+        ]
+      }
+    },
     "test": {
       "executor": "@nx/jest:jest",
       "outputs": ["{workspaceRoot}/coverage/{projectRoot}"],

apps/your-burger-api/src/app/burger-business/burger-business.module.ts

@@ -14,12 +14,14 @@ import { BurgerPlacesMikroOrmRepository } from './infra/persistence/burger-place
 import { BurgersRepository } from './domain/burgers.repository';
 import { BurgersMikroOrmRepository } from './infra/persistence/burger/burgers-mikro-orm.repository';
 import { BurgersController } from './infra/http/burger/burgers.controller';
+import { IngredientCategoriesController } from './infra/http/ingredient/ingredient-categories.controller';
 
 @Module({
   controllers: [
     BurgersController,
     AllergensController,
     IngredientsController,
+    IngredientCategoriesController,
     BurgerPlacesController,
     BurgerBrandsController,
   ],

apps/your-burger-api/src/app/burger-business/domain/ingredient/ingredients.repository.ts

@@ -1,6 +1,8 @@
 import { Ingredient } from './ingredient';
+import { IngredientCategory } from './ingredient-category';
 
 export abstract class IngredientsRepository {
   abstract find(): Promise<Ingredient[]>;
+  abstract findCategories(): Promise<IngredientCategory[]>;
   abstract create(ingredient: Ingredient): Promise<Ingredient>;
 }

apps/your-burger-api/src/app/burger-business/infra/http/ingredient/ingredient-categories.controller.ts

@@ -0,0 +1,16 @@
+import { Controller, Get } from '@nestjs/common';
+import { IngredientsRepository } from '../../../domain/ingredient/ingredients.repository';
+import { ApiTags } from '@nestjs/swagger';
+import { API_TAGS } from '../../../../../open-api';
+import { IngredientCategory } from '../../../domain/ingredient/ingredient-category';
+
+@Controller('ingredients/categories')
+@ApiTags(API_TAGS.INGREDIENTS)
+export class IngredientCategoriesController {
+  constructor(private readonly ingredientsRepository: IngredientsRepository) {}
+
+  @Get()
+  public async getIngredients(): Promise<IngredientCategory[]> {
+    return this.ingredientsRepository.findCategories();
+  }
+}

apps/your-burger-api/src/app/burger-business/infra/persistence/burger/burgers-mikro-orm.repository.ts

@@ -10,7 +10,9 @@ export class BurgersMikroOrmRepository implements BurgersRepository {
   constructor(private readonly em: EntityManager) {}
 
   async find(): Promise<Burger[]> {
-    return await this.repository.findAll();
+    return await this.repository.findAll({
+      populate: ['place', 'ingredients', 'allergens'],
+    });
   }
 
   async create(burger: Burger): Promise<Burger> {

apps/your-burger-api/src/app/burger-business/infra/persistence/ingredient/ingredient-mikro-orm.repository.ts

@@ -3,17 +3,27 @@ import { Injectable } from '@nestjs/common';
 import { Ingredient } from '../../../domain/ingredient/ingredient';
 import { IngredientSchema } from './ingredient.schema';
 import { IngredientsRepository } from '../../../domain/ingredient/ingredients.repository';
+import { IngredientCategory } from '../../../domain/ingredient/ingredient-category';
+import { IngredientCategorySchema } from './ingredient-category.schema';
 
 @Injectable()
 export class IngredientsMikroOrmRepository implements IngredientsRepository {
-  private repository = this.em.getRepository(IngredientSchema);
+  private ingredientRepository = this.em.getRepository(IngredientSchema);
+  private ingredientCategoriesRepository = this.em.getRepository(
+    IngredientCategorySchema
+  );
+
   constructor(private readonly em: EntityManager) {}
 
   async find(): Promise<Ingredient[]> {
-    return await this.repository.findAll();
+    return await this.ingredientRepository.findAll();
   }
 
   async create(ingredient: Ingredient): Promise<Ingredient> {
-    return this.repository.create(ingredient);
+    return this.ingredientRepository.create(ingredient);
+  }
+
+  async findCategories(): Promise<IngredientCategory[]> {
+    return this.ingredientCategoriesRepository.findAll();
   }
 }

apps/your-burger-api/src/main.ts

@@ -3,8 +3,8 @@
  * This is only a minimal backend to get started.
  */
 
-import { Logger } from '@nestjs/common';
-import { NestFactory } from '@nestjs/core';
+import { ClassSerializerInterceptor, Logger } from '@nestjs/common';
+import { NestFactory, Reflector } from '@nestjs/core';
 
 import { AppModule } from './app/app.module';
 import { setupOpenApi } from './open-api';
@@ -14,6 +14,8 @@ async function bootstrap() {
   const globalPrefix = 'api';
   app.setGlobalPrefix(globalPrefix);
   const port = process.env.PORT || 3000;
+  app.useGlobalInterceptors(new ClassSerializerInterceptor(Reflector));
+
   setupOpenApi(app);
 
   await app.listen(port);

package.json

@@ -22,6 +22,7 @@
     "@nestjs/platform-express": "^10.0.2",
     "@nestjs/swagger": "^7.4.2",
     "axios": "^1.6.0",
+    "class-transformer": "^0.5.1",
     "reflect-metadata": "^0.1.13",
     "rxjs": "~7.8.0",
     "uuid": "^10.0.0"