feat: 7月迭代

utils/payment-methods.js

@@ -0,0 +1,21 @@
+export const PAYMENT_METHOD_LABELS = {
+	wechat: '微信支付',
+	alipay: '支付宝支付',
+	wallet: '钱包支付'
+};
+
+export const normalizePaymentMethods = (methods) => {
+	if (!Array.isArray(methods)) return [];
+
+	return [...new Set(methods.filter((method) => Object.prototype.hasOwnProperty.call(PAYMENT_METHOD_LABELS, method)))];
+};
+
+export const getPaymentMethodOptions = (methods, preferredOrder = ['alipay', 'wechat', 'wallet']) => {
+	const normalized = normalizePaymentMethods(methods);
+	return preferredOrder
+		.filter((method) => normalized.includes(method))
+		.map((value) => ({ value, label: PAYMENT_METHOD_LABELS[value] }));
+};
+
+export const getDefaultPaymentMethod = (methods, preferredOrder) =>
+	getPaymentMethodOptions(methods, preferredOrder)[0]?.value || '';