// ============================================================
// 구매관리 — 7개 메뉴 그리드 API.
// 백엔드: /api/purchase/{menu-path}, /api/purchase/options/{suppliers|users|projects}
// ============================================================

import { apiClient } from "./client";

export interface PurchaseListFilter {
  year?: string;
  customer_objid?: string;
  customer_cd?: string;
  project_no?: string;
  part_no?: string;
  part_name?: string;
  part_spec?: string;
  partner_objid?: string;
  purchase_order_no?: string;
  proposal_no?: string;
  search_status?: string;
  writer?: string;
  request_user?: string;
  purchase_type?: string;
  part_type?: string;
  product_cd?: string;
  category_cd?: string;
  paid_type?: string;
  mail_send_yn?: string;
  delivery_status?: string;
  close_status?: string;
  sales_mng_user_id?: string;
  regdate_start?: string;
  regdate_end?: string;
  receipt_date_start?: string;
  receipt_date_end?: string;
  delivery_start_date?: string;
  delivery_end_date?: string;
  reg_start_date?: string;
  reg_end_date?: string;
  page?: number;
  page_size?: number;
}

export interface PurchaseListResponse<T = any> {
  rows: T[];
  totalCount: number;
  page: number;
  pageSize: number;
}

export interface OptionItem {
  code: string;
  label: string;
}

async function getList<T = any>(path: string, filter: PurchaseListFilter): Promise<PurchaseListResponse<T>> {
  const res = await apiClient.get(`/purchase/${path}`, { params: filter });
  return res.data?.data as PurchaseListResponse<T>;
}

export const purchaseApi = {
  // 그리드 7종
  listPurchaseRequest:  (f: PurchaseListFilter = {}) => getList("purchase-request",  f),
  listQuotationRequest: (f: PurchaseListFilter = {}) => getList("quotation-request", f),
  listProposal:         (f: PurchaseListFilter = {}) => getList("proposal",          f),
  listInbound:          (f: PurchaseListFilter = {}) => getList("inbound",           f),
  listInboundByItem:    (f: PurchaseListFilter = {}) => getList("inbound-by-item",   f),
  listInboundByDate:    (f: PurchaseListFilter = {}) => getList("inbound-by-date",   f),
  listProjectStatus:    (f: PurchaseListFilter = {}) => getList("project-status",    f),
  listOrder:            (f: PurchaseListFilter = {}) => getList("order-list",       f),

  // 공통 옵션
  async listSuppliers(): Promise<OptionItem[]> {
    const r = await apiClient.get("/purchase/options/suppliers");
    return (r.data?.data ?? []) as OptionItem[];
  },
  // 견적요청서 / 발주서 vendor (wace client_mng 매칭)
  async listVendors(): Promise<OptionItem[]> {
    const r = await apiClient.get("/purchase/options/vendors");
    return (r.data?.data ?? []) as OptionItem[];
  },
  async listUsers(): Promise<OptionItem[]> {
    const r = await apiClient.get("/purchase/options/users");
    return (r.data?.data ?? []) as OptionItem[];
  },
  async listProjects(): Promise<OptionItem[]> {
    const r = await apiClient.get("/purchase/options/projects");
    return (r.data?.data ?? []) as OptionItem[];
  },
};

/** 년도 옵션 — wace 운영판 동일 (현재년도 ±4) */
export function getYearOptions(): OptionItem[] {
  const y = new Date().getFullYear();
  const out: OptionItem[] = [];
  for (let i = y + 4; i >= y - 4; i--) {
    out.push({ code: String(i), label: String(i) });
  }
  return out;
}