import { api as apiClient } from "@/auth/http";
import { URL_CONSTANTS } from "@/constants/URLS";
import type {
  EimsInvoiceStatusView,
  EimsModeOfPayment,
  EimsReceiptView,
  EimsVerifyResult,
} from "@/types/eims";

/**
 * MoR EIMS filing actions on an invoice.
 *
 * Registration is irreversible at the tax authority, so these are admin actions rather than part
 * of the ordinary invoice screen: the normal production path is the API's cron sweep.
 */
export const eimsService = {
  status(invoiceId: string): Promise<EimsInvoiceStatusView> {
    return apiClient
      .get<EimsInvoiceStatusView>(URL_CONSTANTS.EIMS.STATUS(invoiceId))
      .then((r) => r.data);
  },

  register(invoiceId: string): Promise<EimsInvoiceStatusView> {
    return apiClient
      .post<EimsInvoiceStatusView>(URL_CONSTANTS.EIMS.REGISTER(invoiceId))
      .then((r) => r.data);
  },

  verify(invoiceId: string): Promise<EimsVerifyResult> {
    return apiClient
      .post<EimsVerifyResult>(URL_CONSTANTS.EIMS.VERIFY(invoiceId))
      .then((r) => r.data);
  },

  /** Record an IRN confirmed with MoR, or discard the attempt. Clears the system-wide block. */
  resolve(
    invoiceId: string,
    input: { irn?: string; discard?: boolean },
  ): Promise<EimsInvoiceStatusView> {
    return apiClient
      .post<EimsInvoiceStatusView>(URL_CONSTANTS.EIMS.RESOLVE(invoiceId), input)
      .then((r) => r.data);
  },

  /** Cancel the invoice's registered EIMS document. Refuses (409) an already-cancelled one. */
  cancel(
    invoiceId: string,
    input: { reasonCode: string; remark?: string },
  ): Promise<EimsInvoiceStatusView> {
    return apiClient
      .post<EimsInvoiceStatusView>(URL_CONSTANTS.EIMS.CANCEL(invoiceId), input)
      .then((r) => r.data);
  },

  registerSalesReceipt(
    invoiceId: string,
    input: { modeOfPayment: EimsModeOfPayment; reason?: string; collectedAmount?: number },
  ): Promise<EimsReceiptView> {
    return apiClient
      .post<EimsReceiptView>(URL_CONSTANTS.EIMS.RECEIPT_SALES(invoiceId), input)
      .then((r) => r.data);
  },

  registerWithholdingReceipt(
    invoiceId: string,
    input: { type: string; preTaxAmount: number; withholdingAmount: number; reason?: string },
  ): Promise<EimsReceiptView> {
    return apiClient
      .post<EimsReceiptView>(URL_CONSTANTS.EIMS.RECEIPT_WITHHOLDING(invoiceId), input)
      .then((r) => r.data);
  },

  listReceipts(invoiceId: string): Promise<EimsReceiptView[]> {
    return apiClient
      .get<EimsReceiptView[]>(URL_CONSTANTS.EIMS.RECEIPTS(invoiceId))
      .then((r) => r.data);
  },

  /** Blob download — same pattern as `invoicesService.downloadDocument`. */
  downloadReceiptDocument(invoiceId: string, receiptId: string) {
    return apiClient.get<Blob>(URL_CONSTANTS.EIMS.RECEIPT_DOCUMENT(invoiceId, receiptId), {
      responseType: "blob",
    });
  },
};