export default class AppOrder {
  order: undefined
}

declare global {
  interface IAppCategory extends ICategory {
    parentId: string
    categories: IAppCategory[]
    isSet: boolean
    menus: IAppMenuItem[] // 單點
    sets: IAppSet[] // 套餐
    isInSetCategories: boolean
    path: string
  }

  // 單點或套餐餐點
  interface IAppMenuItem extends IMenu {
    menuId: string // IMenu 中是套餐才有。但 App 中非套餐也會把 menu.id 寫入 menuId，讓套餐和非套餐的 menuId 統一指向原始的餐點
    path: string
  }

  interface IAppSet extends ISet {
    menus: IAppMenuItem[]
  }

  interface IAppSetStep extends ISetStep {
    id: string // copy from key
    parentId: string // set category's parent id, ex. Dinner menu
    setId: string // set category id, ex. Dinner Set 1
    isSetStep: true
    path: string
  }

}