DeriveIdempotencyKeyInput — @gj-kit/toss-payments

@gj-kit/toss-payments/server에서 공개하는 interface입니다. package version 0.6.1의 release declaration을 그대로 표시합니다.

검증된 import 예제

import { DeriveIdempotencyKeyInput } from '@gj-kit/toss-payments/server';

시그니처, 매개변수, 반환 타입

/** Input for {@link deriveIdempotencyKey}. */
interface DeriveIdempotencyKeyInput {
    /** Logical operation name, e.g. `'billing_initial_charge'` or `'subscription_renewal'`. */
    readonly operation: string;
    /**
     * Identity of the logical business event — ids and period markers that make the key
     * deterministic (subscription id, period start epoch, quote id, …). Never put raw
     * billing/auth keys, card or account numbers here: the key travels in request headers and
     * audit logs.
     */
    readonly parts: readonly string[];
    /**
     * Optional attempt discriminator. Omit it for the first submission; supply a fresh value
     * (e.g. a UUID) for a *new* attempt after a definitive 4xx, because Toss replays the original
     * 4xx for the same key for 15 days. Keep it **absent** when you intend a replay
     * (transport failure, `IDEMPOTENT_REQUEST_PROCESSING`).
     */
    readonly attempt?: string | undefined;
}

이 선언은 매개변수, optionality, 제네릭, 반환값, 공개 union/type 계약의 정본입니다. 호출 전 필요한 환경·권한·오류 경계는 패키지 Golden path와 이 subpath의 import 조건을 함께 확인하세요.

Release context

• 패키지: @gj-kit/toss-payments
• 버전: 0.6.1
• 공개 entry: ./server
• 소스: GitHub

구현 주석

Input for {@link deriveIdempotencyKey}.