refactor: 优化平台适配器命名规范和登录逻辑

- 将平台标识符从简写改为语义化名称(tt->bytedance, weapp->wechat)
- 登录接口动态获取平台类型，提升代码可维护性
- 优化代码格式，统一条件判断样式

src/platforms/factory.ts

@@ -15,7 +15,7 @@ declare const qq: any;
  * 支持的平台类型
  * 目前支持：字节跳动小程序(tt)
  */
-export type Platform = 'tt' | 'weapp' | 'alipay' | 'swan' | 'qq';
+export type Platform = 'bytedance' | 'wechat' | 'alipay' | 'swan' | 'qq';
 
 /**
  * 平台适配器工厂类
@@ -40,11 +40,11 @@ export class PlatformFactory {
    */
   createRewardedVideoAd(): RewardedVideoAd {
     switch (this.platform) {
-      case 'tt':
+      case 'bytedance':
         return new RewardedVideoAdTT({
           adUnitId: 'gncb4kr2b6kwp0uacr'
         });
-      case 'weapp':
+      case 'wechat':
         return new RewardedVideoAdWeApp({
           adUnitId: 'adunit-xxxxxxxxxxxxxxxx' // 微信广告单元ID，需要开发者配置
         });
@@ -62,9 +62,9 @@ export class PlatformFactory {
 
   createMedia(): Media {
     switch (this.platform) {
-      case 'tt':
+      case 'bytedance':
         return new MediaTT();
-      case 'weapp':
+      case 'wechat':
         return new MediaWeApp();
       case 'alipay':
         throw new Error(`支付宝小程序平台暂未实现`);
@@ -80,9 +80,9 @@ export class PlatformFactory {
 
   createUserInfo(): UserInfo {
     switch (this.platform) {
-      case 'tt':
+      case 'bytedance':
         return new UserInfoTT();
-      case 'weapp':
+      case 'wechat':
         return new UserInfoWeApp();
       case 'alipay':
         throw new Error(`支付宝小程序平台暂未实现`);
@@ -119,10 +119,10 @@ export class PlatformFactory {
    */
   static detectPlatform(): Platform {
     if (typeof tt !== 'undefined') {
-      return 'tt';
+      return 'bytedance';
     }
     if (typeof wx !== 'undefined') {
-      return 'weapp';
+      return 'wechat';
     }
     if (typeof my !== 'undefined') {
       return 'alipay';

src/sdk/sdk-server.ts

@@ -1,6 +1,7 @@
 
 import Taro from "@tarojs/taro"
 import { IToken, IUser } from "./types";
+import { createPlatformFactory } from "../platforms";
 
 const TOKEN_STORAGE_KEY = 'access_token';
 const TOKEN_UID_KEY = 'user_uid';
@@ -193,10 +194,10 @@ export class SdkServer {
                 imageUrl: params.imageUrl,
             });
             const data = response.data;
-            if(typeof data === 'string'){
+            if (typeof data === 'string') {
                 return data;
             }
-            return data.executionId 
+            return data.executionId
         } catch (error) {
             throw error;
         }
@@ -209,8 +210,9 @@ export class SdkServer {
      */
     async login(params: any): Promise<{ tokens: IToken, user: IUser }> {
         try {
+            const platform = createPlatformFactory()
             const response = await this.request<{ tokens: IToken, user: IUser }>(`/api/v1/users/login`, 'POST', {
-                platform: `bytedance`,
+                platform: platform.getPlatform(),
                 code: params.code,
                 encryptedData: params.encryptedData,
                 iv: params.iv,