first commit

src/types/cart.ts

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+export interface CartItem {
+  id: string
+  productId?: string // для внутренних товаров
+  offerKey?: string // для внешних товаров (AutoEuro)
+  name: string
+  description: string
+  brand?: string
+  article?: string
+  price: number
+  originalPrice?: number
+  currency: string
+  quantity: number
+  deliveryTime?: string
+  deliveryDate?: string
+  warehouse?: string
+  supplier?: string
+  comment?: string
+  selected: boolean
+  favorite: boolean
+  isExternal: boolean // true для товаров из AutoEuro
+  image?: string
+  weight?: number
+  volume?: number
+  canPurchase?: boolean
+}
+
+export interface CartSummary {
+  totalItems: number
+  totalPrice: number
+  totalDiscount: number
+  deliveryPrice: number
+  finalPrice: number
+}
+
+export interface DeliveryInfo {
+  type: string
+  address: string
+  date?: string
+  time?: string
+  price: number
+  cost?: number
+}
+
+export interface CartState {
+  items: CartItem[]
+  summary: CartSummary
+  delivery: DeliveryInfo
+  orderComment: string
+  isLoading: boolean
+  error?: string
+}
+
+export interface CartContextType {
+  state: CartState
+  addItem: (item: Omit<CartItem, 'id' | 'selected' | 'favorite'>) => void
+  removeItem: (id: string) => void
+  updateQuantity: (id: string, quantity: number) => void
+  toggleSelect: (id: string) => void
+  toggleFavorite: (id: string) => void
+  updateComment: (id: string, comment: string) => void
+  updateOrderComment: (comment: string) => void
+  selectAll: () => void
+  removeAll: () => void
+  removeSelected: () => void
+  updateDelivery: (delivery: Partial<DeliveryInfo>) => void
+  clearCart: () => void
+}