import apiClient from './client';
// Fix: WEB-M5 — types from the shared contracts package. Note: the API takes
// addresses: string[] (CustomerDtos.cs); the old local CreateCustomerRequest
// sent a singular `address` field the API silently dropped.
import type {
  Customer,
  CustomerListParams,
  CreateCustomerRequest,
  UpdateCustomerRequest,
  PagedResponse,
} from '@proposal-system/api-contracts';

export type {
  Customer,
  CustomerListParams,
  CreateCustomerRequest,
  UpdateCustomerRequest,
} from '@proposal-system/api-contracts';

export type PagedCustomerResponse = PagedResponse<Customer>;

export const customersApi = {
  /** GET /api/customers?query=<q> — search autocomplete (unchanged). */
  search: async (query?: string): Promise<Customer[]> => {
    const params = query ? `?query=${encodeURIComponent(query)}` : '';
    const res = await apiClient.get(`/customers${params}`);
    return res.data;
  },

  /** GET /api/customers/list?page=&pageSize= — paginated management list (admin/sysadmin). */
  list: async (params: CustomerListParams = {}): Promise<PagedCustomerResponse> => {
    const qs = new URLSearchParams();
    if (params.page) qs.append('page', String(params.page));
    if (params.pageSize) qs.append('pageSize', String(params.pageSize));
    if (params.search) qs.append('search', params.search);
    const res = await apiClient.get(`/customers/list?${qs.toString()}`);
    return res.data;
  },

  /** POST /api/customers — create a new customer. */
  create: async (data: CreateCustomerRequest): Promise<Customer> => {
    const res = await apiClient.post('/customers', data);
    return res.data;
  },

  /** PUT /api/customers/{id} — update an existing customer (admin/sysadmin). */
  update: async (id: string, data: UpdateCustomerRequest): Promise<Customer> => {
    const res = await apiClient.put(`/customers/${id}`, data);
    return res.data;
  },
};