import { useCartStore } from "~/stores/cart";
import { storeToRefs } from "pinia";
import type { EquipmentItem } from "~/composables/useEquipment";

/**
 * Cart composable – wraps the Pinia cart store for convenient use in components.
 * Provides reactive refs and action methods.
 */export function useCart() {
  const store = useCartStore();

  const { items, totalCount, isEmpty, hasItems, apiItems } = storeToRefs(store);

  function addItem(equipment: EquipmentItem): void {
    store.addItem(equipment);
  }

  function addItemByFields(item: {
    equipment_id: number;
    name: string;
    rental_price: number | null;
    image_url: string | null;
  }): void {
    store.addItemByFields(item);
  }

  function removeItem(equipmentId: number): void {
    store.removeItem(equipmentId);
  }

  function updateQuantity(equipmentId: number, quantity: number): void {
    store.updateQuantity(equipmentId, quantity);
  }

  function incrementQuantity(equipmentId: number): void {
    store.incrementQuantity(equipmentId);
  }

  function decrementQuantity(equipmentId: number): void {
    store.decrementQuantity(equipmentId);
  }

  function clearCart(): void {
    store.clearCart();
  }

  return {
    items,
    totalCount,
    isEmpty,
    hasItems,
    apiItems,
    addItem,
    addItemByFields,
    removeItem,
    updateQuantity,
    incrementQuantity,
    decrementQuantity,
    clearCart,
  };
}