import createAxios from '@/utils/request';
import type {
  ExportFormat,
  IPurchaseDetail,
  PurchaseExportType,
} from '@/domain/iPurchaseOrder.ts';
import { downloadBlob } from '@/api/common/download.ts';

/** C1 合并「已接单」门店订单生成采购单（order_ids 为空 = 全部已接单；生成后源订单转采购中） */
export async function generatePurchase(purchase_date: string, order_ids?: number[]) {
  return createAxios<{ id: number; purchase_no: string }>({
    url: '/purchase/order/generate',
    method: 'post',
    data: { purchase_date, order_ids },
  });
}

/** 采购单详情（商品行 × 门店列矩阵） */
export async function getPurchaseDetail(id: number) {
  return createAxios<IPurchaseDetail>({
    url: `/purchase/order/${id}`,
    method: 'get',
  });
}

/** C2/C3 导出采购单（blob 下载） */
export async function exportPurchase(id: number, type: PurchaseExportType, format: ExportFormat) {
  return downloadBlob(
    `/purchase/order/${id}/export`,
    { type, format },
    `采购单_${id}.${format}`
  );
}

/** C4 门店单元格修改（数量/称重，同步订货明细并重算汇总） */
export async function updatePurchaseCell(
  orderItemId: number,
  data: { quantity: number; weight?: number },
) {
  return createAxios<{ quantity: number; weight: number; amount: number }>({
    url: `/purchase/order/cell/${orderItemId}`,
    method: 'put',
    data,
  });
}

/** C4 商品行修改（成本/实际称重，同步该商品全部订货明细） */
export async function updatePurchaseRow(
  purchaseId: number,
  productId: number,
  data: { cost_price?: number; weight?: number },
) {
  return createAxios<{ count: number }>({
    url: `/purchase/order/${purchaseId}/row/${productId}`,
    method: 'put',
    data,
  });
}