feat: 插件化支付渠道限额 — provider 自声明单笔/每日默认限额
- PaymentProvider 接口新增 defaultLimits(单笔 singleMax + 每日 dailyMax) - EasyPay 默认:支付宝/微信各 单笔 ¥1000、每日 ¥10000 - Stripe 默认:不限额(0 = unlimited) - getMethodDailyLimit / getMethodSingleLimit 优先读 env var,再回退 provider 默认 - queryMethodLimits 返回 singleMax,PaymentForm 按渠道动态调整最大单笔金额 - MAX_DAILY_AMOUNT_* 改为可选 env var 覆盖(不再有硬编码默认值)
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@@ -1,17 +1,23 @@
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import { prisma } from '@/lib/db';
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import { getEnv } from '@/lib/config';
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import { initPaymentProviders, paymentRegistry } from '@/lib/payment';
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/**
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* 获取指定支付渠道的每日全平台限额(0 = 不限制)。
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* 优先读 config(Zod 验证),兜底读 process.env,适配未来动态注册的新渠道。
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* 优先级:环境变量显式配置 > provider 默认值 > process.env 兜底 > 0
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*/
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export function getMethodDailyLimit(paymentType: string): number {
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const env = getEnv();
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const key = `MAX_DAILY_AMOUNT_${paymentType.toUpperCase()}` as keyof typeof env;
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const val = env[key];
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if (typeof val === 'number') return val;
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if (typeof val === 'number') return val; // 明确配置(含 0)
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// 兜底:支持动态渠道(未在 schema 中声明的 MAX_DAILY_AMOUNT_* 变量)
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// 尝试从已注册的 provider 取默认值
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initPaymentProviders();
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const providerDefault = paymentRegistry.getDefaultLimit(paymentType);
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if (providerDefault?.dailyMax !== undefined) return providerDefault.dailyMax;
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// 兜底:process.env(支持未在 schema 中声明的动态渠道)
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const raw = process.env[`MAX_DAILY_AMOUNT_${paymentType.toUpperCase()}`];
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if (raw !== undefined) {
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const num = Number(raw);
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@@ -20,15 +26,35 @@ export function getMethodDailyLimit(paymentType: string): number {
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return 0; // 默认不限制
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}
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/**
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* 获取指定支付渠道的单笔限额(0 = 使用全局 MAX_RECHARGE_AMOUNT)。
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* 优先级:process.env MAX_SINGLE_AMOUNT_* > provider 默认值 > 0
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*/
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export function getMethodSingleLimit(paymentType: string): number {
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const raw = process.env[`MAX_SINGLE_AMOUNT_${paymentType.toUpperCase()}`];
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if (raw !== undefined) {
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const num = Number(raw);
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if (Number.isFinite(num) && num >= 0) return num;
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}
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initPaymentProviders();
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const providerDefault = paymentRegistry.getDefaultLimit(paymentType);
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if (providerDefault?.singleMax !== undefined) return providerDefault.singleMax;
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return 0; // 使用全局 MAX_RECHARGE_AMOUNT
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}
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export interface MethodLimitStatus {
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/** 每日限额,0 = 不限 */
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dailyLimit: number;
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/** 今日已使用金额 */
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used: number;
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/** 剩余额度,null = 不限 */
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/** 剩余每日额度,null = 不限 */
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remaining: number | null;
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/** 是否还可使用(false = 今日额度已满) */
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available: boolean;
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/** 单笔限额,0 = 使用全局配置 MAX_RECHARGE_AMOUNT */
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singleMax: number;
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}
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/**
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@@ -58,6 +84,7 @@ export async function queryMethodLimits(
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const result: Record<string, MethodLimitStatus> = {};
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for (const type of paymentTypes) {
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const dailyLimit = getMethodDailyLimit(type);
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const singleMax = getMethodSingleLimit(type);
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const used = usageMap[type] ?? 0;
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const remaining = dailyLimit > 0 ? Math.max(0, dailyLimit - used) : null;
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result[type] = {
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@@ -65,6 +92,7 @@ export async function queryMethodLimits(
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used,
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remaining,
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available: dailyLimit === 0 || used < dailyLimit,
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singleMax,
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};
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}
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return result;
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