This commit is contained in:
liu
2026-09-04 21:54:10 +08:00
parent e2926b0c70
commit 74aee003e7
3 changed files with 187 additions and 10 deletions
+1
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@@ -10,6 +10,7 @@
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" >
<title>订货采购</title>
<script crossorigin="anonymous" src="https://polyfill.alicdn.com/polyfill.min.js?features=es2015%2Ces2016%2Ces2017%2Ces2018%2Ces2019%2Ces2020%2Ces2021%2Ces2022"></script>
<script src="https://res.wx.qq.com/open/js/jweixin-1.6.0.js"></script>
<script><%= htmlWebpackPlugin.options.script %></script>
</head>
<body>
+174 -7
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@@ -20,10 +20,68 @@ const MAX_VOUCHERS = 3
/** 在线支付(调起 wx.requestPayment)仅微信小程序支持 */
const IS_WEAPP = process.env.TARO_ENV === 'weapp'
/** 支付方式选项(在线支付仅小程序端展示,排在最前) */
/** H5 端处于微信内置浏览器时,可走公众号网页授权 + JSAPI 在线支付 */
const IS_H5_WECHAT =
process.env.TARO_ENV === 'h5' &&
typeof navigator !== 'undefined' &&
/micromessenger/i.test(navigator.userAgent)
/** 在线支付(旺铺网关 JSAPI)是否可用:小程序 / 微信内 H5 */
const ONLINE_PAY_AVAILABLE = IS_WEAPP || IS_H5_WECHAT
/** H5 公众号支付草稿存储 key(授权跳转前暂存账单选择,回跳后恢复) */
const H5_PAY_DRAFT_KEY = 'h5_online_pay_draft'
/** H5 公众号支付草稿(授权回跳页面重载,勾选状态经 sessionStorage 恢复) */
interface H5PayDraft {
bill_ids: number[]
remark?: string
}
/**
* 调起公众号 JSAPI 支付(WeixinJSBridge 未注入时等待 WeixinJSBridgeReady 事件)
* resolve: 'ok' 支付成功 / 'cancel' 用户取消 / 'fail' 调起失败
*/
function invokeWechatJsapiPay(payParams: Record<string, any>): Promise<'ok' | 'cancel' | 'fail'> {
return new Promise(resolve => {
const invoke = () => {
;(window as any).WeixinJSBridge.invoke(
'getBrandWCPayRequest',
{
appId: String(payParams.appId || ''),
timeStamp: String(payParams.timeStamp || ''),
nonceStr: String(payParams.nonceStr || ''),
package: String(payParams.package || ''),
signType: String(payParams.signType || 'RSA'),
paySign: String(payParams.paySign || ''),
},
(res: any) => {
const msg: string = res?.err_msg || ''
if (msg === 'get_brand_wcpay_request:ok') resolve('ok')
else if (msg === 'get_brand_wcpay_request:cancel') resolve('cancel')
else resolve('fail')
},
)
}
if ((window as any).WeixinJSBridge) {
invoke()
} else {
document.addEventListener('WeixinJSBridgeReady', invoke, { once: true })
}
})
}
/** 支付方式选项(在线支付仅小程序/微信内 H5 展示,排在最前) */
const PAY_METHODS: Array<{ value: PayMethod; label: string; icon: string; desc: string }> = [
...(IS_WEAPP
? [{ value: 4 as PayMethod, label: '微信在线支付', icon: 'wechat', desc: '小程序内直接付款,免上传凭证' }]
...(ONLINE_PAY_AVAILABLE
? [
{
value: 4 as PayMethod,
label: '微信在线支付',
icon: 'wechat',
desc: IS_WEAPP ? '小程序内直接付款,免上传凭证' : '微信内直接付款,免上传凭证',
},
]
: []),
{ value: 1, label: '微信支付', icon: 'wechat', desc: '扫码完成转账' },
{ value: 2, label: '支付宝', icon: 'alipay', desc: '扫码完成转账' },
@@ -45,7 +103,7 @@ export default function PaymentPage() {
const loadingRef = useRef(false)
const [config, setConfig] = useState<PaymentConfig | null>(null)
const [payMethod, setPayMethod] = useState<PayMethod>(IS_WEAPP ? 4 : 1)
const [payMethod, setPayMethod] = useState<PayMethod>(ONLINE_PAY_AVAILABLE ? 4 : 1)
const [vouchers, setVouchers] = useState<UploadedFile[]>([])
const [remark, setRemark] = useState('')
const [uploading, setUploading] = useState(false)
@@ -247,14 +305,123 @@ export default function PaymentPage() {
}
}, [submitting, selectedIds, remark, loadBills])
/** 提交入口:按支付方式分发 */
/**
* H5 公众号支付主流程(授权回跳后执行):
* 授权 code 下单(scene=mp,后端换付款人 openid)→ WeixinJSBridge 调起支付 → 主动查询同步结果
* 与小程序端一致:无论成功/取消都跳转支付详情(待支付单可在详情页刷新同步结果)
*/
const runH5OnlinePay = useCallback(
async (billIds: number[], code: string, remarkText?: string) => {
setSubmitting(true)
try {
const res = await createOnlinePaymentApi({
bill_ids: billIds,
code,
scene: 'mp',
remark: remarkText,
})
const { id, payment_no, pay_params } = res.data
const result = await invokeWechatJsapiPay(pay_params)
if (result !== 'ok') {
// 用户取消或调起失败:账单仍锁定在支付单中,进详情页可刷新同步/稍后处理
Taro.showToast({
title: result === 'cancel' ? '已取消支付' : '支付调起失败,请稍后重试',
icon: 'none',
})
setTimeout(() => {
Taro.redirectTo({ url: `/pages/payment-detail/index?id=${id}` })
}, 800)
return
}
// 主动查询同步结果(网关后台通知延迟/丢失时的兜底结账)
let paid = false
try {
const q = await queryOnlinePaymentApi(payment_no)
paid = q.data.status === 1
} catch {
// 查询失败不阻断,进详情页可手动刷新
}
Taro.showToast({ title: paid ? '支付成功' : '支付结果确认中', icon: paid ? 'success' : 'none' })
setTimeout(() => {
Taro.redirectTo({ url: `/pages/payment-detail/index?id=${id}` })
}, 800)
} catch {
// 下单失败:账单可能已被其他端付款/锁定,刷新列表
loadBills(1, true)
} finally {
setSubmitting(false)
}
},
[loadBills],
)
/** H5 公众号支付:处理微信授权回跳(URL 携带 code 且本地存在支付草稿时自动继续支付) */
const h5CallbackRef = useRef(false)
useEffect(() => {
if (!IS_H5_WECHAT || h5CallbackRef.current || !loggedIn) return
const code = new URLSearchParams(window.location.search).get('code')
if (!code) return
// 清理地址栏授权参数,避免刷新/分享带出已失效的 code
window.history.replaceState(null, '', window.location.pathname)
let draft: H5PayDraft | null = null
try {
draft = JSON.parse(window.sessionStorage.getItem(H5_PAY_DRAFT_KEY) || 'null')
window.sessionStorage.removeItem(H5_PAY_DRAFT_KEY)
} catch {
draft = null
}
if (!draft || !Array.isArray(draft.bill_ids) || draft.bill_ids.length === 0) return
h5CallbackRef.current = true
setSelectedIds(draft.bill_ids)
if (draft.remark) setRemark(draft.remark)
runH5OnlinePay(draft.bill_ids, code, draft.remark)
}, [loggedIn, runH5OnlinePay])
/**
* H5 公众号支付入口:暂存支付草稿 → 跳转微信网页授权(snsapi_base 静默授权)
* 授权后回跳本页携带 code,由上方 effect 恢复草稿并继续支付
*/
const handleH5OnlinePay = useCallback(async () => {
if (submitting) return
if (selectedIds.length === 0) {
Taro.showToast({ title: '请选择要付款的账单', icon: 'none' })
return
}
setSubmitting(true)
try {
// mp_appid 可能尚未加载完成,兜底重新拉取
let appid = config?.mp_appid
if (!appid) {
const res = await getPaymentConfigApi()
setConfig(res.data)
appid = res.data.mp_appid
}
if (!appid) {
Taro.showToast({ title: '公众号支付暂未开通,请选择其他支付方式', icon: 'none' })
setSubmitting(false)
return
}
const draft: H5PayDraft = { bill_ids: selectedIds, remark: remark.trim() || undefined }
window.sessionStorage.setItem(H5_PAY_DRAFT_KEY, JSON.stringify(draft))
const redirectUri = encodeURIComponent(window.location.origin + window.location.pathname)
window.location.href = `https://open.weixin.qq.com/connect/oauth2/authorize?appid=${appid}&redirect_uri=${redirectUri}&response_type=code&scope=snsapi_base#wechat_redirect`
} catch {
setSubmitting(false)
}
}, [submitting, selectedIds, remark, config])
/** 提交入口:按支付方式与端分发(小程序 wx.requestPayment / H5 公众号 JSAPI / 线下凭证) */
const handleSubmit = useCallback(() => {
if (isOnline) {
handleOnlinePay()
if (IS_H5_WECHAT) {
handleH5OnlinePay()
} else {
handleOnlinePay()
}
} else {
handleVoucherSubmit()
}
}, [isOnline, handleOnlinePay, handleVoucherSubmit])
}, [isOnline, handleOnlinePay, handleH5OnlinePay, handleVoucherSubmit])
/** 当前支付方式的收款展示 */
const renderMethodContent = () => {
+12 -3
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@@ -42,6 +42,8 @@ export interface PaymentConfig {
wechat_qrcode: string
alipay_qrcode: string
bank_info: string
/** 公众号 appid(H5 网页授权取 code 拼授权链接用,配置了公众号支付才返回) */
mp_appid?: string
}
/** 支付记录(列表行与详情的 payment 字段一致) */
@@ -123,7 +125,7 @@ export function getPaymentDetailApi(id: number) {
return get<PaymentDetail>(`/mini/payment/${id}`)
}
/** 在线支付下单返回(pay_params 为旺铺网关透传的 wx.requestPayment 调起参数,以网关实际返回为准) */
/** 在线支付下单返回(pay_params 为旺铺网关透传的调起参数:小程序给 wx.requestPaymentH5 公众号给 getBrandWCPayRequest,以网关实际返回为准) */
export interface OnlinePaymentCreateResult {
id: number
/** 支付单号(ZF 前缀,= 上送网关的商户订单号 mer_order_id),查询/对账用 */
@@ -131,6 +133,7 @@ export interface OnlinePaymentCreateResult {
/** 应付金额(= 所选账单总额合计,元) */
amount: string
pay_params: {
appId?: string
timeStamp?: string
nonceStr?: string
package?: string
@@ -152,9 +155,15 @@ export interface OnlinePaymentQueryResult {
/**
* 发起在线支付(合并账单下单):POST /mini/payment/online
* code wx.login() 返回的登录凭证(后端换付款人 openid
* code:小程序传 wx.login() 登录凭证(不传 scene);
* H5 公众号传网页授权回调 code,需带 scene: 'mp'(后端按场景换付款人 openid)
*/
export function createOnlinePaymentApi(data: { bill_ids: number[]; code: string; remark?: string }) {
export function createOnlinePaymentApi(data: {
bill_ids: number[]
code: string
scene?: 'mp'
remark?: string
}) {
return post<OnlinePaymentCreateResult>('/mini/payment/online', data)
}