import { apiRequestBlob, apiRequestData } from "./http";
import type { RiskFlag } from "./feeControl";

export type ApOperationsExportFormat = "csv" | "xlsx";
export type ApOperationsRiskBucket = "all" | "exception" | "budget_overspend";
export type ApOperationsPendingEntityType = "reimbursement" | "travel_order";

export type ApPendingPaymentBatchSummary = {
  id: string;
  batchNo: string;
  entityType: string;
  name: string;
  status: string;
  totalAmount: string;
  highRisk: boolean;
  createdAt: string | null;
};

export type ApFailedPaymentBatchItemSummary = {
  id: string;
  paymentBatchId: string;
  entityId: string;
  entityCode: string;
  entityTitle: string;
  amount: string;
  currencyCode: string;
  failureCode: string | null;
  failureMessage: string | null;
  createdAt: string | null;
};

export type ApPartialMatchItemSummary = {
  id: string;
  travelReconciliationBatchId: string;
  travelOrderId: string | null;
  travelRequestId: string | null;
  matchStatus: string;
  resolutionStatus: string;
  anomalyCode: string | null;
  orderAmount: string | null;
  transactionAmount: string | null;
  currency: string;
  createdAt: string | null;
};

export type ApOperationsSummary = {
  summary: {
    pendingPaymentCount: number;
    partialMatchCount: number;
    exceptionCount: number;
    budgetOverspendCount: number;
  };
  pendingPaymentBatches: ApPendingPaymentBatchSummary[];
  failedPaymentBatchItems: ApFailedPaymentBatchItemSummary[];
  exceptionRiskFlags: RiskFlag[];
  budgetOverspendRisks: RiskFlag[];
  partialMatchItems: ApPartialMatchItemSummary[];
};

export async function fetchApOperations() {
  return apiRequestData<ApOperationsSummary>("/api/ap-operations");
}

export async function exportApOperations(params: {
  format: ApOperationsExportFormat;
  pendingEntityType?: ApOperationsPendingEntityType;
  pendingCreatedAtFrom?: string;
  pendingCreatedAtTo?: string;
  riskBucket?: ApOperationsRiskBucket;
}) {
  return apiRequestBlob("/api/exports/ap-operations", {
    method: "POST",
    headers: {
      "content-type": "application/json",
    },
    body: JSON.stringify(params),
  });
}