// 食物库相关类型定义

// 后端 API 响应类型
export interface FoodItemDto {
  id: number;
  name: string;
  description?: string;
  caloriesPer100g?: number;
  proteinPer100g?: number;
  carbohydratePer100g?: number;
  fatPer100g?: number;
  fiberPer100g?: number;
  sugarPer100g?: number;
  sodiumPer100g?: number;
  additionalNutrition?: Record<string, any>;
  isCommon: boolean;
  imageUrl?: string;
  sortOrder?: number;
}

export interface FoodCategoryDto {
  key: string;
  name: string;
  icon?: string;
  sortOrder?: number;
  isSystem: boolean;
  foods: FoodItemDto[];
}

export interface FoodLibraryResponseDto {
  categories: FoodCategoryDto[];
}

// 前端使用的类型（兼容现有代码）
export interface FoodItem {
  id: string;
  name: string;
  emoji?: string;
  calories: number;
  unit: string;
  description?: string;
  protein?: number;
  carbohydrate?: number;
  fat?: number;
  fiber?: number;
  sugar?: number;
  sodium?: number;
  additionalNutrition?: Record<string, any>;
  imageUrl?: string;
}

export interface FoodCategory {
  id: string;
  name: string;
  foods: FoodItem[];
  icon?: string;
  sortOrder?: number;
  isSystem?: boolean;
}

// 已选择的食物项目
export interface SelectedFoodItem {
  id: string;
  food: FoodItem;
  amount: number;
  unit: string;
  calories: number;
}

// 餐次类型
export type MealType = 'breakfast' | 'lunch' | 'dinner' | 'snack';

// 食物库状态
export interface FoodLibraryState {
  categories: FoodCategory[];
  loading: boolean;
  error: string | null;
  searchResults: FoodItem[];
  searchLoading: boolean;
  lastUpdated: number | null;
}

// API 请求参数
export interface SearchFoodsParams {
  keyword: string;
}

export interface GetFoodByIdParams {
  id: number;
}