import {
  buildTamRequestPayload,
  tamRequest,
  type TamRequestPayload,
  type TamResponse,
} from '@/api/tam'

type OpeningReserveEstimateEmptyBody = Record<string, never>

export type OpeningReserveEstimateBody = {
  /** 法定准备金 */
  fzAmt?: string
  /** 总分行铺底资金之和 */
  pdAmt?: string
  /** 日初备款 */
  preAmt?: string
  /** 人行时点头寸 */
  rhAmt?: string
  /** 预报未核销收入金额 */
  unverifyAmtIn?: string
  /** 预报未核销支出金额 */
  unverifyAmtOut?: string
}

export type OpeningReserveEstimatePayload = TamRequestPayload<OpeningReserveEstimateEmptyBody>

export type OpeningReserveEstimateResult = TamResponse<OpeningReserveEstimateBody>

const QUERY_TRAN_CODE = '/TAM/0001/140103004'

export function buildOpeningReserveEstimatePayload(): OpeningReserveEstimatePayload {
  return buildTamRequestPayload({
    tranCode: QUERY_TRAN_CODE,
    body: {},
  })
}

export async function queryOpeningReserveEstimate(
  payload: OpeningReserveEstimatePayload,
): Promise<OpeningReserveEstimateResult> {
  return tamRequest<OpeningReserveEstimateEmptyBody, OpeningReserveEstimateBody>(payload)
}