feat(gopay): support GoPay Plus checkout flow

data/step-definitions.js

@@ -30,26 +30,23 @@
     { id: 13, order: 130, key: 'platform-verify', title: '平台回调验证' },
   ];
 
-  const PLUS_GOPAY_STEP_DEFINITIONS = [
-    { id: 1, order: 10, key: 'open-chatgpt', title: '打开 ChatGPT 官网' },
-    { id: 2, order: 20, key: 'submit-signup-email', title: '注册并输入邮箱' },
-    { id: 3, order: 30, key: 'fill-password', title: '填写密码并继续' },
-    { id: 4, order: 40, key: 'fetch-signup-code', title: '获取注册验证码' },
-    { id: 5, order: 50, key: 'fill-profile', title: '填写姓名和生日' },
-    { id: 6, order: 60, key: 'plus-checkout-create', title: '打开 GoPay 订阅页' },
-    { id: 7, order: 70, key: 'gopay-subscription-confirm', title: '等待 GoPay 订阅确认' },
-    { id: 10, order: 100, key: 'oauth-login', title: '刷新 OAuth 并登录' },
-    { id: 11, order: 110, key: 'fetch-login-code', title: '获取登录验证码' },
-    { id: 12, order: 120, key: 'confirm-oauth', title: '自动确认 OAuth' },
-    { id: 13, order: 130, key: 'platform-verify', title: '平台回调验证' },
-  ];
+  const PLUS_PAYMENT_METHOD_GOPAY = 'gopay';
+  const PLUS_PAYMENT_STEP_KEY = 'paypal-approve';
 
   function isPlusModeEnabled(options = {}) {
     return Boolean(options?.plusModeEnabled || options?.plusMode);
   }
 
   function normalizePlusPaymentMethod(value = '') {
-    return String(value || '').trim().toLowerCase() === 'gopay' ? 'gopay' : 'paypal';
+    return String(value || '').trim().toLowerCase() === PLUS_PAYMENT_METHOD_GOPAY
+      ? PLUS_PAYMENT_METHOD_GOPAY
+      : 'paypal';
+  }
+
+  function getPlusPaymentStepTitle(options = {}) {
+    return normalizePlusPaymentMethod(options?.plusPaymentMethod) === PLUS_PAYMENT_METHOD_GOPAY
+      ? 'GoPay 手机验证与授权'
+      : 'PayPal 登录与授权';
   }
 
   function getModeStepDefinitions(options = {}) {
@@ -61,12 +58,18 @@
       : PLUS_PAYPAL_STEP_DEFINITIONS;
   }
 
-  function cloneSteps(steps = []) {
-    return steps.map((step) => ({ ...step }));
+  function cloneSteps(steps = [], options = {}) {
+    const plusModeEnabled = isPlusModeEnabled(options);
+    return steps.map((step) => ({
+      ...step,
+      title: plusModeEnabled && step.key === PLUS_PAYMENT_STEP_KEY
+        ? getPlusPaymentStepTitle(options)
+        : step.title,
+    }));
   }
 
   function getSteps(options = {}) {
-    return cloneSteps(getModeStepDefinitions(options));
+    return cloneSteps(getModeStepDefinitions(options), options);
   }
 
   function getAllSteps() {
@@ -101,7 +104,7 @@
   function getStepById(id, options = {}) {
     const numericId = Number(id);
     const match = getModeStepDefinitions(options).find((step) => step.id === numericId);
-    return match ? { ...match } : null;
+    return match ? cloneSteps([match], options)[0] : null;
   }
 
   return {
@@ -112,6 +115,7 @@
     PLUS_GOPAY_STEP_DEFINITIONS,
     getAllSteps,
     getLastStepId,
+    getPlusPaymentStepTitle,
     getStepById,
     getStepIds,
     getSteps,