new functions proposal

README.md

@@ -30,7 +30,7 @@ This SDK provides a simple interface for interacting with the Hedera Hashgraph u
 No installation needed. Reference the script directly in your HTML:
 
 ```html
-<script data-src="hcs://1/0.0.7473819" data-script-id="wallet-connect"></script>
+<script data-src="hcs://1/0.0.8084872" data-script-id="wallet-connect"></script>
 ```
 
 ### For NPM projects (ESM)

dist/es/index.d.ts

@@ -79,6 +79,11 @@ declare class HashinalsWalletConnectSDK {
     getAccountNFTs(accountId: string, tokenId?: string): Promise<Nft[]>;
     validateNFTOwnership(serialNumber: string, accountId: string, tokenId: string): Promise<Nft | null>;
     readSmartContract(data: string, fromAccount: AccountId, contractId: ContractId, estimate?: boolean, value?: number): Promise<any>;
+    generatePrivateAndPublicKey(): Promise<{
+        privateKey: string;
+        publicKey: string;
+    }>;
+    updateTopic(topicId: string, memo: string, adminKey: string): Promise<string>;
 }
 export * from './types';
 export * from './sign';

dist/es/types.d.ts

@@ -251,4 +251,10 @@ export type HashinalsWalletConnectSDK = {
     validateNFTOwnership: (serialNumber: string, accountId: string, tokenId: string) => Promise<Nft | null>;
     readSmartContract: (data: string, fromAccount: AccountId, contractId: ContractId, estimate?: boolean, value?: number) => Promise<any>;
     HashgraphSDK: typeof hashgraph;
+    generatePrivateAndPublicKey: () => Promise<{
+        privateKey: string;
+        publicKey: string;
+    }>;
+    updateTopic: (topicId: string, memo: string, adminKey: string) => Promise<string>;
+
 };

dist/index.d.ts

@@ -79,6 +79,11 @@ declare class HashinalsWalletConnectSDK {
     getAccountNFTs(accountId: string, tokenId?: string): Promise<Nft[]>;
     validateNFTOwnership(serialNumber: string, accountId: string, tokenId: string): Promise<Nft | null>;
     readSmartContract(data: string, fromAccount: AccountId, contractId: ContractId, estimate?: boolean, value?: number): Promise<any>;
+    generatePrivateAndPublicKey(): Promise<{
+        privateKey: string;
+        publicKey: string;
+    }>;
+    updateTopic(topicId: string, memo: string, adminKey: string): Promise<string>;
 }
 export * from './types';
 export * from './sign';

dist/types.d.ts

@@ -251,4 +251,9 @@ export type HashinalsWalletConnectSDK = {
     validateNFTOwnership: (serialNumber: string, accountId: string, tokenId: string) => Promise<Nft | null>;
     readSmartContract: (data: string, fromAccount: AccountId, contractId: ContractId, estimate?: boolean, value?: number) => Promise<any>;
     HashgraphSDK: typeof hashgraph;
+    generatePrivateAndPublicKey: () => Promise<{
+        privateKey: string;
+        publicKey: string;
+    }>;
+    updateTopic: (topicId: string, memo: string, adminKey: string) => Promise<string>;
 };

dist/umd/index.d.ts

@@ -79,6 +79,11 @@ declare class HashinalsWalletConnectSDK {
     getAccountNFTs(accountId: string, tokenId?: string): Promise<Nft[]>;
     validateNFTOwnership(serialNumber: string, accountId: string, tokenId: string): Promise<Nft | null>;
     readSmartContract(data: string, fromAccount: AccountId, contractId: ContractId, estimate?: boolean, value?: number): Promise<any>;
+    generatePrivateAndPublicKey(): Promise<{
+        privateKey: string;
+        publicKey: string;
+    }>;
+    updateTopic(topicId: string, memo: string, adminKey: string): Promise<string>;
 }
 export * from './types';
 export * from './sign';

dist/umd/types.d.ts

@@ -251,4 +251,9 @@ export type HashinalsWalletConnectSDK = {
     validateNFTOwnership: (serialNumber: string, accountId: string, tokenId: string) => Promise<Nft | null>;
     readSmartContract: (data: string, fromAccount: AccountId, contractId: ContractId, estimate?: boolean, value?: number) => Promise<any>;
     HashgraphSDK: typeof hashgraph;
+    generatePrivateAndPublicKey: () => Promise<{
+        privateKey: string;
+        publicKey: string;
+    }>;
+    updateTopic: (topicId: string, memo: string, adminKey: string) => Promise<string>;
 };

src/index.d.ts

@@ -126,6 +126,11 @@ declare class HashinalsWalletConnectSDK {
   getAccountTokens(accountId: string): Promise<{
     tokens: TokenBalance[];
   }>;
+  generatePrivateAndPublicKey(): Promise<{
+    privateKey: string;
+    publicKey: string;
+  }>;
+  updateTopic(topicId: string, memo: string, adminKey: string): Promise<string>;
 }
 
 declare global {

src/index.ts

@@ -25,6 +25,8 @@ import {
   AccountUpdateTransaction,
   AccountAllowanceApproveTransaction,
   TokenId,
+  client,
+  TopicUpdateTransaction
 } from '@hashgraph/sdk';
 import * as HashgraphSDK from '@hashgraph/sdk';
 import {
@@ -420,19 +422,48 @@ class HashinalsWalletConnectSDK {
     };
   }
 
+
+  public async generatePrivateAndPublicKey(): Promise<{
+    privateKey: string;
+    publicKey: string;
+  }> {
+    this.ensureInitialized();
+    const privateKey = await PrivateKey.generateED25519Async();
+    const publicKey = privateKey.publicKey;
+    return {
+      privateKey: privateKey.toString(),
+      publicKey: publicKey.toString()
+    };
+  }
+
+  public async updateTopic(topicId: string, memo: string, adminKey: string): Promise<string> {
+     this.ensureInitialized();
+    let transaction = new TopicUpdateTransaction()
+      .setTopicId(TopicId.fromString(topicId))
+      .setTopicMemo(memo || "")
+      .freezeWith(client);
+
+    // Convert the adminKey string back to a PrivateKey object
+    const privateKey = PrivateKey.fromString(adminKey);
+    const signedTx = await transaction.sign(privateKey);
+
+    const receipt = await this.executeTransaction(signedTx);
+    return receipt.topicId!.toString();
+  }
+
   public async createTopic(
     memo?: string,
     adminKey?: string,
     submitKey?: string
   ): Promise<string> {
     this.ensureInitialized();
-
-    let transaction = new TopicCreateTransaction().setTopicMemo(memo || '');
+    let transaction = new TopicCreateTransaction().setTopicMemo(memo || "");
 
     if (adminKey) {
       const adminWithPrivateKey = PrivateKey.fromString(adminKey);
       transaction.setAdminKey(adminWithPrivateKey.publicKey);
-      transaction = await transaction.sign(adminWithPrivateKey);
+      transaction.freezeWith(client); // Freeze after setting the admin key
+      transaction = await transaction.sign(adminWithPrivateKey); // Then sign
     }
 
     if (submitKey) {

src/types.ts

@@ -287,6 +287,11 @@ export type HashinalsWalletConnectSDK = {
     adminKey?: string,
     submitKey?: string
   ) => Promise<string>;
+  generatePrivateAndPublicKey: () => Promise<{
+    privateKey: string;
+    publicKey: string;
+  }>;
+  updateTopic: (topicId: string, memo: string, adminKey: string) => Promise<string>;
   createToken: (
     name: string,
     symbol: string,