fix: aptos handle existSDK window not defined

packages/blocto-sdk/src/providers/aptos.ts

@@ -67,6 +67,7 @@ export default class AptosProvider
   sessionKey: KEY_SESSION;
 
   private get existedSDK() {
+    if (typeof window === 'undefined') return undefined;
     return (window as any).bloctoAptos;
   }
 
@@ -147,7 +148,6 @@ export default class AptosProvider
     transaction: AptosTypes.TransactionPayload,
     txOptions: TxOptions = {}
   ): Promise<{ hash: AptosTypes.HexEncodedBytes }> {
-
     if (this.existedSDK) {
       return this.existedSDK.signAndSubmitTransaction(transaction, txOptions);
     }
@@ -217,7 +217,6 @@ export default class AptosProvider
   }
 
   async signMessage(payload: SignMessagePayload): Promise<SignMessageResponse> {
-
     const formattedPayload = checkMessagePayloadFormat(payload);
 
     if (this.existedSDK) {
@@ -291,7 +290,10 @@ export default class AptosProvider
     if (this.existedSDK) {
       return new Promise((resolve, reject) =>
         // add a small delay to make sure the network has been switched
-        setTimeout(() => this.existedSDK.connect().then(resolve).catch(reject), 10)
+        setTimeout(
+          () => this.existedSDK.connect().then(resolve).catch(reject),
+          10
+        )
       );
     }
 
@@ -406,18 +408,16 @@ export default class AptosProvider
   }
 
   override on(event: string, listener: (arg: any) => void): void {
-    if (this.existedSDK)
-      this.existedSDK.on(event, listener);
-
+    if (this.existedSDK) this.existedSDK.on(event, listener);
+
     super.on(event, listener);
   }
-  
+
   override removeListener(event: string, listener: (arg: any) => void): void {
-    if (this.existedSDK)
-      this.existedSDK.off(event, listener);
-
+    if (this.existedSDK) this.existedSDK.off(event, listener);
+
     super.removeListener(event, listener);
   }
-  
+
   off = this.removeListener;
 }