Add and edit recipes (#3)

Co-authored-by: clfreville2 <clement.freville2@etu.uca.fr>
Reviewed-on: https://codefirst.iut.uca.fr/git/clement.freville2/tiramisu/pulls/3

src/app/recipe.service.ts

@@ -29,4 +29,20 @@ export class RecipeService {
   get(id: number): Recipe | null {
     return this.#recipes.find((recipe) => recipe.id === id) || null;
   }
+
+  add(recipe: Omit<Recipe, 'id'>): void {
+    const id = this.#recipes.length ? Math.max(...this.#recipes.map((recipe) => recipe.id)) + 1 : 1;
+    this.#recipes.push({
+      id,
+      ...recipe,
+    });
+  }
+
+  edit(recipe: Recipe): void {
+    for (let i = 0; i < this.#recipes.length; ++i) {
+      if (this.#recipes[i].id === recipe.id) {
+        this.#recipes[i] = recipe;
+      }
+    }
+  }
 }