/**
 * Equipment API composable.
 * Wraps useApi to provide typed equipment list, detail, and categories endpoints.
 */

export interface EquipmentItem {
  id: number;
  rentman_id: string;
  name: string;
  number: string | null;
  category: string | null;
  description: string | null;
  image_url: string | null;
  rental_price: number | null;
  available: boolean;
}

export interface EquipmentDetail {
  id: number;
  rentman_id: string;
  name: string;
  number: string | null;
  category: string | null;
  description: string | null;
  specifications: Record<string, unknown> | null;
  images: string[] | null;
  rental_price: number | null;
  brand: string | null;
  available: boolean;
}

export interface PaginatedEquipment {
  items: EquipmentItem[];
  total: number;
  page: number;
  page_size: number;
  total_pages: number;
}

export type SortOption = "name_asc" | "name_desc";

export function useEquipment() {
  const api = useApi();

  /**
   * Fetch paginated equipment list with search, category filter, and sort.
   */
  async function list(params: {
    search?: string;
    category?: string;
    sort?: SortOption;
    page?: number;
    page_size?: number;
  } = {}): Promise<PaginatedEquipment> {
    return api.get<PaginatedEquipment>("/api/equipment", {
      search: params.search || undefined,
      category: params.category || undefined,
      sort: params.sort || "name_asc",
      page: params.page || 1,
      page_size: params.page_size || 20,
    });
  }

  /**
   * Fetch a single equipment detail by ID.
   */
  async function detail(id: number | string): Promise<EquipmentDetail> {
    return api.get<EquipmentDetail>(`/api/equipment/${id}`);
  }

  /**
   * Fetch all available equipment categories.
   */
  async function categories(): Promise<string[]> {
    return api.get<string[]>("/api/equipment/categories");
  }

  return {
    list,
    detail,
    categories,
  };
}