Adjustments after implementing mrl package in dapp

packages/mrl/src/getTransferData/getTransferData.ts

@@ -108,6 +108,7 @@ export async function getTransferData({
       amount,
       isAutomatic,
       { evmSigner, polkadotSigner }: Partial<Signers>,
+      statusCallback,
     ): Promise<string[]> {
       const source = route.source.chain;
 
@@ -155,6 +156,7 @@ export async function getTransferData({
           sourceAddress,
           transfer,
           polkadotSigner,
+          statusCallback,
         );
 
         return [hash];

packages/mrl/src/mrl.interfaces.ts

@@ -4,7 +4,7 @@ import type {
 } from '@moonbeam-network/xcm-sdk';
 import type { AnyChain, AssetAmount } from '@moonbeam-network/xcm-types';
 import type { Signer } from '@polkadot/api/types';
-import type { IKeyringPair } from '@polkadot/types/types';
+import type { IKeyringPair, ISubmittableResult } from '@polkadot/types/types';
 import type { TokenTransfer } from '@wormhole-foundation/sdk-connect';
 import type { WalletClient } from 'viem';
 
@@ -24,6 +24,7 @@ export interface TransferData {
     amount: bigint | number | string,
     isAutomatic: boolean,
     signers: Signers,
+    statusCallback?: (params: ISubmittableResult) => void,
   ): Promise<string[]>;
 }
 

packages/sdk/src/services/polkadot/PolkadotService.ts

@@ -90,18 +90,37 @@ export class PolkadotService {
     account: string,
     config: ExtrinsicConfig,
     signer: PolkadotSigner | IKeyringPair,
+    statusCallback?: (params: ISubmittableResult) => void,
   ): Promise<string> {
     const extrinsic = this.getExtrinsic(config);
-    const hash = await extrinsic.signAndSend(
-      this.#isSigner(signer) ? account : signer,
-      {
-        nonce: -1,
-        signer: this.#isSigner(signer) ? signer : undefined,
-        withSignedTransaction: true,
-      },
-    );
 
-    return hash.toString();
+    const hash = await new Promise<string>((resolve, reject) => {
+      extrinsic
+        .signAndSend(
+          this.#isSigner(signer) ? account : signer,
+          {
+            nonce: -1,
+            signer: this.#isSigner(signer) ? signer : undefined,
+            withSignedTransaction: true,
+          },
+          (result) => {
+            if (result.isError || result.dispatchError) {
+              reject(
+                new Error(
+                  result.dispatchError?.toString() || 'Transaction failed',
+                ),
+              );
+            }
+            if (result.txHash) {
+              resolve(result.txHash.toString());
+            }
+            statusCallback?.(result);
+          },
+        )
+        .catch(reject);
+    });
+
+    return hash;
   }
 
   #isSigner(signer: PolkadotSigner | IKeyringPair): signer is PolkadotSigner {