91kaquan 初步介入
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yml
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import crypto from 'node:crypto'
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import { runtimeConfig } from '../../config/runtime.js'
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import { createHttpError } from '../../utils/http.js'
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export const OPEN_91_PROVIDER = '91kaquan'
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export const OPEN_91_PLATFORM = 'kuaishou'
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export const OPEN_91_SUCCESS_MESSAGE = '接口调用成功'
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export const OPEN_91_DEFAULT_FAIL_CODE = 1204
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export const OPEN_91_COST_EXCEED_FAIL_CODE = 1220
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export function getOpen91Config() {
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const config = /** @type {import('../../types/runtime-config.js').RuntimeConfig['platforms']['ninetyone']} */ (
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runtimeConfig.platforms?.ninetyone || {}
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)
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return {
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userId: String(config.userId || '').trim(),
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secret: String(config.secret || '').trim(),
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version: String(config.version || '1.0').trim() || '1.0',
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shopId: String(config.shopId || OPEN_91_PROVIDER).trim() || OPEN_91_PROVIDER,
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shopName: String(config.shopName || '91卡券').trim() || '91卡券',
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timestampToleranceSeconds: Number(config.timestampToleranceSeconds || 600) || 600,
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cardsEncoding: String(config.cardsEncoding || 'aes-256-ecb-base64').trim() || 'aes-256-ecb-base64',
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}
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}
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export function assertOpen91Config() {
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const config = getOpen91Config()
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if (!config.userId) {
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throw createHttpError('91卡券 userId 未配置', {
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statusCode: 500,
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errorCode: 'open91_missing_user_id',
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})
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}
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if (!config.secret) {
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throw createHttpError('91卡券 secret 未配置', {
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statusCode: 500,
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errorCode: 'open91_missing_secret',
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})
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}
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if (config.secret.length !== 32) {
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throw createHttpError('91卡券 secret 长度必须为 32 个字符', {
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statusCode: 500,
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errorCode: 'open91_invalid_secret_length',
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})
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}
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return config
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}
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export function normalizeOpen91String(value) {
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return String(value || '').trim()
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}
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export function normalizeOpen91CreatePayload(payload = {}) {
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return {
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orderNo: normalizeOpen91String(payload.orderNo),
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productNo: normalizeOpen91String(payload.productNo),
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buyNum: normalizeOpen91BuyNum(payload.buyNum),
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maxAmount: normalizeOpen91OptionalAmount(payload.maxAmount),
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callbackUrl: normalizeOpen91String(payload.callbackUrl),
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timestamp: normalizeOpen91Timestamp(payload.timestamp),
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version: normalizeOpen91String(payload.version),
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sign: normalizeOpen91String(payload.sign).toUpperCase(),
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}
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}
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export function normalizeOpen91QueryPayload(payload = {}) {
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return {
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orderNo: normalizeOpen91String(payload.orderNo),
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timestamp: normalizeOpen91Timestamp(payload.timestamp),
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version: normalizeOpen91String(payload.version),
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sign: normalizeOpen91String(payload.sign).toUpperCase(),
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}
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}
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export function assertOpen91CreatePayload(payload, config = assertOpen91Config()) {
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if (!payload.orderNo) {
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throw createHttpError('缺少 orderNo', {
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statusCode: 400,
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errorCode: 'open91_missing_order_no',
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})
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}
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if (!payload.productNo) {
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throw createHttpError('缺少 productNo', {
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statusCode: 400,
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errorCode: 'open91_missing_product_no',
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})
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}
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if (!Number.isInteger(payload.buyNum) || payload.buyNum <= 0) {
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throw createHttpError('buyNum 必须是大于 0 的整数', {
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statusCode: 400,
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errorCode: 'open91_invalid_buy_num',
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})
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}
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assertOpen91CommonPayload(payload, config)
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}
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export function assertOpen91QueryPayload(payload, config = assertOpen91Config()) {
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if (!payload.orderNo) {
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throw createHttpError('缺少 orderNo', {
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statusCode: 400,
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errorCode: 'open91_missing_order_no',
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})
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}
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assertOpen91CommonPayload(payload, config)
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}
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function assertOpen91CommonPayload(payload, config) {
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if (!payload.timestamp) {
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throw createHttpError('缺少 timestamp', {
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statusCode: 400,
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errorCode: 'open91_missing_timestamp',
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})
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}
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if (!payload.version) {
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throw createHttpError('缺少 version', {
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statusCode: 400,
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errorCode: 'open91_missing_version',
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})
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}
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if (payload.version !== config.version) {
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throw createHttpError(`version 不匹配，当前仅支持 ${config.version}`, {
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statusCode: 400,
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errorCode: 'open91_invalid_version',
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})
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}
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if (!payload.sign) {
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throw createHttpError('缺少 sign', {
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statusCode: 400,
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errorCode: 'open91_missing_sign',
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})
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}
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}
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export function assertOpen91Timestamp(timestamp, toleranceSeconds = assertOpen91Config().timestampToleranceSeconds) {
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const nowSeconds = Math.floor(Date.now() / 1000)
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if (Math.abs(nowSeconds - Number(timestamp)) > Math.max(1, Number(toleranceSeconds) || 600)) {
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throw createHttpError('timestamp 已过期', {
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statusCode: 400,
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errorCode: 'open91_expired_timestamp',
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})
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}
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}
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export function buildOpen91SignSource(params = {}, { userId, secret } = assertOpen91Config()) {
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const entries = Object.entries({
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...params,
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userId: normalizeOpen91String(userId),
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})
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.filter(([key]) => key !== 'sign')
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.sort(([left], [right]) => left.localeCompare(right))
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const queryString = entries
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.map(([key, value]) => `${key}=${stringifyOpen91SignValue(value)}`)
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.join('&')
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return `${secret}${queryString}${secret}`
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}
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export function signOpen91Payload(params = {}, config = assertOpen91Config()) {
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return crypto
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.createHash('md5')
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.update(buildOpen91SignSource(params, config), 'utf8')
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.digest('hex')
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.toUpperCase()
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}
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export function verifyOpen91Signature(params = {}, config = assertOpen91Config()) {
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const expected = signOpen91Payload(params, config)
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const actual = normalizeOpen91String(params.sign).toUpperCase()
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return expected === actual
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}
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export function assertOpen91Signature(params = {}, config = assertOpen91Config()) {
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if (!verifyOpen91Signature(params, config)) {
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throw createHttpError('验签失败', {
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statusCode: 400,
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errorCode: 'open91_invalid_signature',
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})
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}
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}
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export function encryptOpen91Cards(cards = [], secret = assertOpen91Config().secret) {
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const normalizedSecret = normalizeOpen91String(secret)
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if (normalizedSecret.length !== 32) {
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throw createHttpError('91卡券 cards 加密密钥长度必须为 32 个字符', {
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statusCode: 500,
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errorCode: 'open91_invalid_cards_secret_length',
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})
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}
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const plainText = JSON.stringify(Array.isArray(cards) ? cards : [])
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const cipher = crypto.createCipheriv('aes-256-ecb', Buffer.from(normalizedSecret, 'utf8'), null)
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cipher.setAutoPadding(true)
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return `${cipher.update(plainText, 'utf8', 'base64')}${cipher.final('base64')}`
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}
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export function buildOpen91Cards(cards = [], config = assertOpen91Config()) {
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const encoding = normalizeOpen91String(config.cardsEncoding).toLowerCase()
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if (encoding && encoding !== 'aes-256-ecb-base64') {
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throw createHttpError(`暂不支持的 cardsEncoding: ${config.cardsEncoding}`, {
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statusCode: 500,
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errorCode: 'open91_unsupported_cards_encoding',
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})
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}
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return encryptOpen91Cards(cards, config.secret)
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}
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export function buildOpen91SuccessResponse(data, message = OPEN_91_SUCCESS_MESSAGE) {
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return {
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code: 200,
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message,
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data,
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}
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}
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export function buildOpen91ErrorResponse(message, code = 500) {
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return {
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code,
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message: normalizeOpen91String(message) || '系统错误',
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data: null,
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}
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}
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export function buildOpen91OutTradeNo(order) {
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const orderId = Number(order?.id || 0)
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return orderId > 0 ? `OS${String(orderId).padStart(10, '0')}` : ''
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}
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export function buildOpen91OrderCost(value = 0) {
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const amount = Number(value)
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return Number.isFinite(amount) ? amount.toFixed(4) : '0.0000'
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}
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export function buildOpen91CardItem({ claimUrl = '', expireTime = '' } = {}) {
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const normalizedClaimUrl = normalizeOpen91String(claimUrl)
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return {
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cardNo: normalizedClaimUrl,
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cardPwd: '',
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expireTime: normalizeOpen91String(expireTime),
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jumpLink: normalizedClaimUrl,
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}
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}
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export function resolveOpen91QueryState({ tasks = [], readyTaskIds = [] } = {}) {
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const normalizedTasks = Array.isArray(tasks) ? tasks : []
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const readyTaskIdSet = new Set((Array.isArray(readyTaskIds) ? readyTaskIds : []).map((item) => Number(item)))
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if (normalizedTasks.length === 0) {
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return {
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orderStatus: 30,
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failCode: OPEN_91_DEFAULT_FAIL_CODE,
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failReason: '订单未生成履约任务',
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}
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}
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const failedTask = normalizedTasks.find((task) => {
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const status = normalizeOpen91String(task?.task_status)
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return ['failed', 'manual_review', 'closed'].includes(status) && !readyTaskIdSet.has(Number(task?.id || 0))
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})
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if (failedTask) {
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return {
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orderStatus: 30,
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failCode: OPEN_91_DEFAULT_FAIL_CODE,
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failReason: normalizeOpen91String(failedTask.last_error) || '订单无法履约',
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}
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}
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if (readyTaskIdSet.size < normalizedTasks.length) {
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return {
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orderStatus: 10,
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failCode: 0,
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failReason: '',
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}
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}
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return {
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orderStatus: 20,
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failCode: 0,
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failReason: '',
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}
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}
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export function stringifyOpen91SignValue(value) {
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if (typeof value === 'number' && Number.isFinite(value)) {
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return String(value)
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}
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if (typeof value === 'boolean') {
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return value ? 'true' : 'false'
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}
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if (value == null) {
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return ''
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}
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return String(value)
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}
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function normalizeOpen91BuyNum(value) {
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const parsed = Number(value)
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return Number.isInteger(parsed) ? parsed : 0
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}
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function normalizeOpen91OptionalAmount(value) {
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const normalized = normalizeOpen91String(value)
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if (!normalized) {
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return ''
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}
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if (!/^\d+(?:\.\d+)?$/.test(normalized)) {
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throw createHttpError('maxAmount 格式无效', {
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statusCode: 400,
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errorCode: 'open91_invalid_max_amount',
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})
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}
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return normalized
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}
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function normalizeOpen91Timestamp(value) {
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const normalized = normalizeOpen91String(value)
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if (!/^\d{10}$/.test(normalized)) {
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return 0
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}
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return Number(normalized)
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}
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