Files
sub2apipay/src/components/PaymentForm.tsx
miwei 964a2aa6d9 feat: Stripe 改用 PaymentIntent + Payment Element,iframe 嵌入支付宝弹窗支付
Stripe 集成重构:
- 从 Checkout Session 改为 PaymentIntent + Payment Element 模式
- 前端内联渲染 Stripe 支付表单,支持信用卡、支付宝等多种方式
- Webhook 事件改为 payment_intent.succeeded / payment_intent.payment_failed
- provider/test 同步更新

iframe 嵌入模式 (ui_mode=embedded):
- 支付宝等需跳转的方式改为弹出新窗口处理,避免 X-Frame-Options 冲破 iframe
- 信用卡等无跳转方式仍在 iframe 内联完成
- 弹窗使用 confirmAlipayPayment 直接跳转,无需二次操作
- result 页面检测弹窗模式,支付成功后自动关闭窗口

Bug 修复:
- 修复配置加载前支付方式闪烁(初始值改为空数组 + loading)
- 修复桌面端 PaymentForm 缺少 methodLimits prop
- 修复 stripeError 隐藏表单导致无法重试
- 快捷金额增加 1000/2000 选项,过滤低于 minAmount 的选项

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-04 11:11:46 +08:00

343 lines
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TypeScript
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'use client';
import { useState, useEffect } from 'react';
import { PAYMENT_TYPE_META } from '@/lib/pay-utils';
export interface MethodLimitInfo {
available: boolean;
remaining: number | null;
/** 单笔限额0 = 使用全局 maxAmount */
singleMax?: number;
/** 手续费率百分比0 = 无手续费 */
feeRate?: number;
}
interface PaymentFormProps {
userId: number;
userName?: string;
userBalance?: number;
enabledPaymentTypes: string[];
methodLimits?: Record<string, MethodLimitInfo>;
minAmount: number;
maxAmount: number;
onSubmit: (amount: number, paymentType: string) => Promise<void>;
loading?: boolean;
dark?: boolean;
}
const QUICK_AMOUNTS = [10, 20, 50, 100, 200, 500, 1000, 2000];
const AMOUNT_TEXT_PATTERN = /^\d*(\.\d{0,2})?$/;
function hasValidCentPrecision(num: number): boolean {
return Math.abs(Math.round(num * 100) - num * 100) < 1e-8;
}
export default function PaymentForm({
userId,
userName,
userBalance,
enabledPaymentTypes,
methodLimits,
minAmount,
maxAmount,
onSubmit,
loading,
dark = false,
}: PaymentFormProps) {
const [amount, setAmount] = useState<number | ''>('');
const [paymentType, setPaymentType] = useState(enabledPaymentTypes[0] || 'alipay');
const [customAmount, setCustomAmount] = useState('');
// Reset paymentType when enabledPaymentTypes changes (e.g. after config loads)
useEffect(() => {
if (!enabledPaymentTypes.includes(paymentType)) {
setPaymentType(enabledPaymentTypes[0] || 'stripe');
}
}, [enabledPaymentTypes, paymentType]);
const handleQuickAmount = (val: number) => {
setAmount(val);
setCustomAmount(String(val));
};
const handleCustomAmountChange = (val: string) => {
if (!AMOUNT_TEXT_PATTERN.test(val)) {
return;
}
setCustomAmount(val);
if (val === '') {
setAmount('');
return;
}
const num = parseFloat(val);
if (!isNaN(num) && num > 0 && hasValidCentPrecision(num)) {
setAmount(num);
} else {
setAmount('');
}
};
const selectedAmount = amount || 0;
const isMethodAvailable = !methodLimits || (methodLimits[paymentType]?.available !== false);
const methodSingleMax = methodLimits?.[paymentType]?.singleMax;
const effectiveMax = (methodSingleMax !== undefined && methodSingleMax > 0) ? methodSingleMax : maxAmount;
const feeRate = methodLimits?.[paymentType]?.feeRate ?? 0;
const feeAmount = feeRate > 0 && selectedAmount > 0
? Math.ceil(selectedAmount * feeRate / 100 * 100) / 100
: 0;
const payAmount = feeRate > 0 && selectedAmount > 0
? Math.round((selectedAmount + feeAmount) * 100) / 100
: selectedAmount;
const isValid = selectedAmount >= minAmount && selectedAmount <= effectiveMax && hasValidCentPrecision(selectedAmount) && isMethodAvailable;
const handleSubmit = async (e: React.FormEvent) => {
e.preventDefault();
if (!isValid || loading) return;
await onSubmit(selectedAmount, paymentType);
};
const renderPaymentIcon = (type: string) => {
if (type === 'alipay') {
return (
<span className="flex h-8 w-8 items-center justify-center rounded-md bg-[#00AEEF] text-xl font-bold leading-none text-white">
</span>
);
}
if (type === 'wxpay') {
return (
<span className="flex h-8 w-8 items-center justify-center rounded-full bg-[#2BB741] text-white">
<svg viewBox="0 0 24 24" className="h-5 w-5" fill="currentColor">
<path d="M10 3C6.13 3 3 5.58 3 8.75c0 1.7.84 3.23 2.17 4.29l-.5 2.21 2.4-1.32c.61.17 1.25.27 1.93.27.22 0 .43-.01.64-.03C9.41 13.72 9 12.88 9 12c0-3.31 3.13-6 7-6 .26 0 .51.01.76.03C15.96 3.98 13.19 3 10 3z" />
<path d="M16 8c-3.31 0-6 2.24-6 5s2.69 5 6 5c.67 0 1.31-.1 1.9-.28l2.1 1.15-.55-2.44C20.77 15.52 22 13.86 22 12c0-2.21-2.69-4-6-4z" />
</svg>
</span>
);
}
if (type === 'stripe') {
return (
<span className="flex h-8 w-8 items-center justify-center rounded-lg bg-[#635bff] text-white">
<svg
viewBox="0 0 24 24"
className="h-5 w-5"
fill="none"
stroke="currentColor"
strokeWidth="1.8"
strokeLinecap="round"
strokeLinejoin="round"
>
<rect x="2" y="5" width="20" height="14" rx="2" />
<path d="M2 10h20" />
</svg>
</span>
);
}
return null;
};
return (
<form onSubmit={handleSubmit} className="space-y-6">
{/* User Info */}
<div
className={[
'rounded-xl border p-4',
dark ? 'border-slate-700 bg-slate-800/80' : 'border-slate-200 bg-slate-50',
].join(' ')}
>
<div className={['text-xs uppercase tracking-wide', dark ? 'text-slate-400' : 'text-slate-500'].join(' ')}>
</div>
<div className={['mt-1 text-base font-medium', dark ? 'text-slate-100' : 'text-slate-900'].join(' ')}>
{userName || `用户 #${userId}`}
</div>
{userBalance !== undefined && (
<div className={['mt-1 text-sm', dark ? 'text-slate-400' : 'text-slate-500'].join(' ')}>
: <span className="font-medium text-green-600">{userBalance.toFixed(2)}</span>
</div>
)}
</div>
{/* Quick Amount Selection */}
<div>
<label className={['mb-2 block text-sm font-medium', dark ? 'text-slate-200' : 'text-slate-700'].join(' ')}>
</label>
<div className="grid grid-cols-3 gap-2">
{QUICK_AMOUNTS.filter((val) => val >= minAmount && val <= effectiveMax).map((val) => (
<button
key={val}
type="button"
onClick={() => handleQuickAmount(val)}
className={`rounded-lg border-2 px-4 py-3 text-center font-medium transition-colors ${
amount === val
? 'border-blue-500 bg-blue-50 text-blue-700'
: dark
? 'border-slate-700 bg-slate-900 text-slate-200 hover:border-slate-500'
: 'border-gray-200 bg-white text-gray-700 hover:border-gray-300'
}`}
>
¥{val}
</button>
))}
</div>
</div>
{/* Custom Amount */}
<div>
<label className={['mb-2 block text-sm font-medium', dark ? 'text-slate-200' : 'text-slate-700'].join(' ')}>
</label>
<div className="relative">
<span
className={['absolute left-3 top-1/2 -translate-y-1/2', dark ? 'text-slate-500' : 'text-gray-400'].join(
' ',
)}
>
¥
</span>
<input
type="text"
inputMode="decimal"
step="0.01"
min={minAmount}
max={effectiveMax}
value={customAmount}
onChange={(e) => handleCustomAmountChange(e.target.value)}
placeholder={`${minAmount} - ${effectiveMax}`}
className={[
'w-full rounded-lg border py-3 pl-8 pr-4 focus:border-blue-500 focus:outline-none focus:ring-1 focus:ring-blue-500',
dark ? 'border-slate-700 bg-slate-900 text-slate-100' : 'border-gray-300 bg-white text-gray-900',
].join(' ')}
/>
</div>
</div>
{customAmount !== '' && !isValid && (() => {
const num = parseFloat(customAmount);
let msg = '金额需在范围内,且最多支持 2 位小数(精确到分)';
if (!isNaN(num)) {
if (num < minAmount) msg = `单笔最低充值 ¥${minAmount}`;
else if (num > effectiveMax) msg = `单笔最高充值 ¥${effectiveMax}`;
}
return (
<div className={['text-xs', dark ? 'text-amber-300' : 'text-amber-700'].join(' ')}>
{msg}
</div>
);
})()}
{/* Payment Type — only show when multiple types available */}
{enabledPaymentTypes.length > 1 && (
<div>
<label className={['mb-2 block text-sm font-medium', dark ? 'text-slate-200' : 'text-gray-700'].join(' ')}>
</label>
<div className="flex gap-3">
{enabledPaymentTypes.map((type) => {
const meta = PAYMENT_TYPE_META[type];
const isSelected = paymentType === type;
const limitInfo = methodLimits?.[type];
const isUnavailable = limitInfo !== undefined && !limitInfo.available;
return (
<button
key={type}
type="button"
disabled={isUnavailable}
onClick={() => !isUnavailable && setPaymentType(type)}
title={isUnavailable ? '今日充值额度已满,请使用其他支付方式' : undefined}
className={[
'relative flex h-[58px] flex-1 flex-col items-center justify-center rounded-lg border px-3 transition-all',
isUnavailable
? dark
? 'cursor-not-allowed border-slate-700 bg-slate-800/50 opacity-50'
: 'cursor-not-allowed border-gray-200 bg-gray-50 opacity-50'
: isSelected
? `${meta?.selectedBorder || 'border-blue-500'} ${meta?.selectedBg || 'bg-blue-50'} text-slate-900 shadow-sm`
: dark
? 'border-slate-700 bg-slate-900 text-slate-200 hover:border-slate-500'
: 'border-gray-300 bg-white text-slate-700 hover:border-gray-400',
].join(' ')}
>
<span className="flex items-center gap-2">
{renderPaymentIcon(type)}
<span className="flex flex-col items-start leading-none">
<span className="text-xl font-semibold tracking-tight">{meta?.label || type}</span>
{isUnavailable ? (
<span className="text-[10px] tracking-wide text-red-400"></span>
) : meta?.sublabel ? (
<span
className={`text-[10px] tracking-wide ${dark && !isSelected ? 'text-slate-400' : 'text-slate-600'}`}
>
{meta.sublabel}
</span>
) : null}
</span>
</span>
</button>
);
})}
</div>
{/* 当前选中渠道额度不足时的提示 */}
{(() => {
const limitInfo = methodLimits?.[paymentType];
if (!limitInfo || limitInfo.available) return null;
return (
<p className={['mt-2 text-xs', dark ? 'text-amber-300' : 'text-amber-600'].join(' ')}>
</p>
);
})()}
</div>
)}
{/* Fee Detail */}
{feeRate > 0 && selectedAmount > 0 && (
<div
className={[
'rounded-xl border px-4 py-3 text-sm',
dark ? 'border-slate-700 bg-slate-800/60 text-slate-300' : 'border-slate-200 bg-slate-50 text-slate-600',
].join(' ')}
>
<div className="flex items-center justify-between">
<span></span>
<span>¥{selectedAmount.toFixed(2)}</span>
</div>
<div className="flex items-center justify-between mt-1">
<span>{feeRate}%</span>
<span>¥{feeAmount.toFixed(2)}</span>
</div>
<div className={[
'flex items-center justify-between mt-1.5 pt-1.5 border-t font-medium',
dark ? 'border-slate-700 text-slate-100' : 'border-slate-200 text-slate-900',
].join(' ')}>
<span></span>
<span>¥{payAmount.toFixed(2)}</span>
</div>
</div>
)}
{/* Submit */}
<button
type="submit"
disabled={!isValid || loading}
className={`w-full rounded-lg py-3 text-center font-medium text-white transition-colors ${
isValid && !loading
? paymentType === 'stripe'
? 'bg-[#635bff] hover:bg-[#5851db] active:bg-[#4b44c7]'
: 'bg-blue-600 hover:bg-blue-700 active:bg-blue-800'
: dark
? 'cursor-not-allowed bg-slate-700 text-slate-300'
: 'cursor-not-allowed bg-gray-300'
}`}
>
{loading ? '处理中...' : `立即充值 ¥${(feeRate > 0 && selectedAmount > 0 ? payAmount : selectedAmount || 0).toFixed(2)}`}
</button>
</form>
);
}