import { FlexpriceCore } from "../core.js";
import { RequestOptions } from "../lib/sdks.js";
import { FlexPriceError } from "../sdk/models/flex-price-error.js";
import { ConnectionError, InvalidRequestError, RequestAbortedError, RequestTimeoutError, UnexpectedClientError } from "../sdk/models/http-client-errors.js";
import * as models from "../sdk/models/index.js";
import { ResponseValidationError } from "../sdk/models/response-validation-error.js";
import { SDKValidationError } from "../sdk/models/sdk-validation-error.js";
import { APIPromise } from "../types/async.js";
import { Result } from "../types/fp.js";
/**
 * Update invoice
 *
 * @remarks
 * Use when updating invoice metadata or due date (e.g. PDF URL, net terms), or when recalculating this draft invoice's discount from its current standing coupon associations via apply_discount:true (idempotent, does not attach a new coupon). Allowed for invoices in draft or finalized status.
 */
export declare function invoicesUpdateInvoice(client: FlexpriceCore, id: string, body: models.UpdateInvoiceRequest, options?: RequestOptions): APIPromise<Result<models.InvoiceResponse, models.ErrorsErrorResponse | FlexPriceError | ResponseValidationError | ConnectionError | RequestAbortedError | RequestTimeoutError | InvalidRequestError | UnexpectedClientError | SDKValidationError>>;
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