implement update recipe - does not create new ingredient groups, incredients or instruction steps yet

bruno/recipe-backend/updateRecipe.bru

@@ -0,0 +1,117 @@
+meta {
+  name: updateRecipe
+  type: http
+  seq: 7
+}
+
+put {
+  url: http://localhost:4000/recipe/44a8f38c-9387-439e-aed6-c3369b776b1c
+  body: json
+  auth: bearer
+}
+
+auth:bearer {
+  token: eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpZCI6ImE0NDdlNDM0LTQyMWYtNDJiYS04MGRlLTM0ZDE1YzJmNWE2YyIsImlhdCI6MTc1OTA3NjA2NCwiZXhwIjoxNzU5MTYyNDY0fQ.exf_3fCrarW0LhUqPuadvp89BOUazEXtdSTkGDIAU_Q
+}
+
+body:json {
+  {
+    "id": "44a8f38c-9387-439e-aed6-c3369b776b1c",
+    "createdAt": "2025-09-28T10:24:05.429Z",
+    "updatedAt": "2025-09-28T10:24:05.429Z",
+    "title": "Apfelkuchen Edeltrud",
+    "amount": 1,
+    "amountDescription": "Kuchen (26cm Durchmesser)",
+    "instructions": [
+      {
+        "id": "9042d658-0102-4e63-8637-a82c5653aa9d",
+        "createdAt": "2025-09-28T10:24:05.429Z",
+        "updatedAt": "2025-09-28T10:24:05.429Z",
+        "text": "Mürbteig von 400 g Mehl herstellen",
+        "sortOrder": 1
+      },
+      {
+        "id": "42f834f1-54d1-4149-ad2e-e6565add719b",
+        "createdAt": "2025-09-28T10:24:05.429Z",
+        "updatedAt": "2025-09-28T10:24:05.429Z",
+        "text": "Äpfel schälen und kleinschneiden.",
+        "sortOrder": 2
+      },
+      {
+        "id": "a45ad765-f775-4969-ad36-ca2d5645a2fc",
+        "createdAt": "2025-09-28T10:24:05.429Z",
+        "updatedAt": "2025-09-28T10:24:05.429Z",
+        "text": "Restlichen Teig ausrollen, Kuchen damit abdecken und mit Milch bepinseln.",
+        "sortOrder": 4
+      },
+          {
+        "id": "a45ad765-f775-4969-ad36-ca2d5645a2fc",
+        "createdAt": "2025-09-28T10:24:05.429Z",
+        "updatedAt": "2025-09-28T10:24:05.429Z",
+        "text": "Springform fetten, zwei Drittel des Teigs hineindrücken, Äpfel mit Rosinen vermischen und einfüllen.",
+        "sortOrder": 3
+      },
+      {
+        "id": "e0435853-b1b9-46cb-b53f-f5345ffca729",
+        "createdAt": "2025-09-28T10:24:05.429Z",
+        "updatedAt": "2025-09-28T10:24:05.429Z",
+        "text": "Backen",
+        "sortOrder": 5
+      }
+    ],
+    "ingredientGroups": [
+      {
+        "id": "680b885a-6670-4982-b257-336a0b4c09ee",
+        "createdAt": "2025-09-28T10:24:05.429Z",
+        "updatedAt": "2025-09-28T10:24:05.429Z",
+        "title": "Für den Teig",
+        "sortOrder": 1,
+        "ingredients": [
+          {
+            "id": "d216f7f5-3e16-46f2-914f-af012ded9623",
+            "createdAt": "2025-09-28T10:24:05.429Z",
+            "updatedAt": "2025-09-28T10:24:05.429Z",
+            "amount": 400,
+            "name": "Mehl",
+            "unit": "g",
+            "sortOrder": 1,
+            "subtext": null
+          }
+        ]
+      },
+      {
+        "id": "ae6d32f4-a383-436b-8b9e-f693d74c955e",
+        "createdAt": "2025-09-28T10:24:05.429Z",
+        "updatedAt": "2025-09-28T10:24:05.429Z",
+        "title": "Für die Füllung",
+        "sortOrder": 2,
+        "ingredients": [
+          {
+            "id": "9221faa8-a923-4c97-bb92-6d2dd7e94afc",
+            "createdAt": "2025-09-28T10:24:05.429Z",
+            "updatedAt": "2025-09-28T10:24:05.429Z",
+            "amount": 5,
+            "name": "große Äpfel",
+            "unit": null,
+            "sortOrder": 1,
+            "subtext": null
+          },
+          {
+            "id": "7f3264d3-a002-40a7-92e2-4b3d02ea8bfd",
+            "createdAt": "2025-09-28T10:24:05.429Z",
+            "updatedAt": "2025-09-28T10:24:05.429Z",
+            "amount": 100,
+            "name": "Rosinen",
+            "unit": "g",
+            "sortOrder": 2,
+            "subtext": null
+          }
+        ]
+      }
+    ]
+  }
+}
+
+settings {
+  encodeUrl: true
+}

src/controllers/RecipeController.ts

@@ -5,6 +5,7 @@ import { NotFoundError, ValidationError } from "../errors/httpErrors.js";
 import { RecipeInstructionStepDto } from "../dtos/RecipeInstructionStepDto.js";
 import { RecipeIngredientGroupDto } from "../dtos/RecipeIngredientGroupDto.js";
 import { RecipeIngredientDto } from "../dtos/RecipeIngredientDto.js";
+import { Entity } from "typeorm";
 
 /**
  * Controls all recipe specific actions
@@ -15,6 +16,11 @@ export class RecipeController {
         private mapper: RecipeDtoEntityMapper
     ) { }
 
+    /**
+     * Load a specific recipe
+     * @param id recipe id
+     * @returns RecipeDto for requested recipe
+     */
     async getRecipeById(id: string){
         const recipeEntity = await this.recipeRepository.findById(id);
         if(recipeEntity === null){
@@ -23,6 +29,20 @@ export class RecipeController {
         const recipeDto = this.mapper.toDto(recipeEntity);
         return recipeDto;
     }
+    /**
+     * Update recipe data
+     * @param RecipeDto containing the entire updated recipe
+     * @returns Up-to-date RecipeDto as saved in the database
+     */
+    async updateRecipe(dto: RecipeDto){
+        if (!this.isRecipeDtoValid(dto)) {
+            throw new ValidationError("recipe data is not valid!")
+        }
+        const recipeEntity = this.mapper.toEntity(dto);
+        // @todo doesn't create new ingredient groups, ingredients or instruction steps yet
+        const savedEntity = await this.recipeRepository.save(recipeEntity);
+        return this.mapper.toDto(savedEntity);
+    }
     /**
      * Create a new recipe
      * @param dto RecipeDto containing the new recipe

src/endpoints/RecipePoint.ts

@@ -7,6 +7,7 @@ import { RecipeDto } from "../dtos/RecipeDto.js";
 import { RecipeIngredientDtoEntityMapper } from "../mappers/RecipeIngredientDtoEntityMapper.js";
 import { RecipeIngredientGroupDtoEntityMapper } from "../mappers/RecipeIngredientGroupDtoEntityMapper.js";
 import { RecipeInstructionStepDtoEntityMapper } from "../mappers/RecipeInstructionStepDtoEntityMapper.js";
+import { ValidationError } from "../errors/httpErrors.js";
 
 /**
  * Handles all recipe related routes
@@ -40,6 +41,19 @@ router.get(
     const responseDto = await recipeController.getRecipeById(id);
     res.status(201).json(responseDto);
   })
-)
+);
+
+router.put(
+  "/:id",
+  asyncHandler(async(req, res) =>{
+    const id = req.params.id;
+    const recipeDto : RecipeDto = req.body;
+    if(id != recipeDto.id){
+      throw new ValidationError("Cannot save recipe! ID in request body " + recipeDto.id + " doesn't match ID in path " + id +"!")
+    }
+    const responseDto = await recipeController.updateRecipe(recipeDto);
+    res.status(201).json(responseDto);
+  })
+);
 
 export default router;