平台判断辅助工具类：PlatformHelper.ts

assets/Scripts/Main/Channel/SDKManager.ts

@@ -8,6 +8,7 @@ import AudioManager from "../Manager/AudioManager";
 import GlobalValue, { VideoRoleType } from "../Common/GlobalValue";
 import { luffaSDK } from "./luffaSDK";
 import { logger } from "db://assets/Scripts/Main/Common/Logger";
+import { PlatformHelper } from "./PlatformHelper";
 
 const { ccclass, property } = _decorator;
 
@@ -91,13 +92,13 @@ export class SDKManager {   //extends Component
 		logger.log("平台值 ks:",window["ks"], typeof window["ks"])
 		logger.log("平台值 tt:",window["tt"], typeof window["tt"])
 
-		if (typeof window["ks"] !== 'undefined') {
+		if (PlatformHelper.isKuaishou()) {
 			this.sdk_channel = E_SDK_Channel.KS
 			this.sdk = new KSSDK() //快手
-		}else if (sys.platform === sys.Platform.WECHAT_GAME && typeof window["wx"] !== 'undefined') {
+		}else if (PlatformHelper.isWechat()) {
 			this.sdk_channel = E_SDK_Channel.WX
 			this.sdk = new luffaSDK() //微信
-		} else if (sys.platform === sys.Platform.BYTEDANCE_MINI_GAME && typeof window["tt"] !== 'undefined') {
+		} else if (PlatformHelper.isByteDance()) {
 			this.sdk_channel = E_SDK_Channel.BD
 			this.sdk = new ByteDanceSDK() //抖音(头条)
 		} else {
@@ -105,7 +106,7 @@ export class SDKManager {   //extends Component
 		    this.sdk = new WebSDK()
 		}
 
-		logger.log("当前平台:",sys.platform, this.sdk_channel)
+		logger.log("当前平台:", PlatformHelper.getPlatformName(), this.sdk_channel)
 		if (GlobalValue.NpcVideoMod) {
 			GlobalValue.NpcVideoMod = this.sdk_channel === E_SDK_Channel.WX || this.sdk_channel === E_SDK_Channel.WEB
 		}