Bắt đầu sửa lỗi

src/utils/storageUtils.ts

@@ -0,0 +1,40 @@
+import AsyncStorage from '@react-native-async-storage/async-storage';
+import { Recipe } from '../types';
+import { DEFAULT_RECIPES } from './defaultRecipes';
+
+const CUSTOM_RECIPES_KEY = '@camrecipe_pro:custom_recipes';
+
+export async function getCustomRecipes(): Promise<Recipe[]> {
+  try {
+    const data = await AsyncStorage.getItem(CUSTOM_RECIPES_KEY);
+    if (!data) return [];
+    return JSON.parse(data);
+  } catch (error) {
+    console.error('Failed to load custom recipes:', error);
+    return [];
+  }
+}
+
+export async function getAllRecipes(): Promise<Recipe[]> {
+  const custom = await getCustomRecipes();
+  return [...DEFAULT_RECIPES, ...custom];
+}
+
+export async function saveCustomRecipe(recipe: Omit<Recipe, 'id' | 'isCustom'>): Promise<Recipe> {
+  const custom = await getCustomRecipes();
+  const newRecipe: Recipe = {
+    ...recipe,
+    id: `custom_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`,
+    isCustom: true,
+  };
+  
+  const updated = [...custom, newRecipe];
+  await AsyncStorage.setItem(CUSTOM_RECIPES_KEY, JSON.stringify(updated));
+  return newRecipe;
+}
+
+export async function deleteCustomRecipe(id: string): Promise<void> {
+  const custom = await getCustomRecipes();
+  const updated = custom.filter(r => r.id !== id);
+  await AsyncStorage.setItem(CUSTOM_RECIPES_KEY, JSON.stringify(updated));
+}