asset: Separate prepareCreateExtrinsic from dispatch to chain (#211)

fixes: #209
dhiway · Apr 30, 2024 · 7b2d45d · 7b2d45d
1 parent b4a3392
commit 7b2d45d
Showing 1 changed file with 30 additions and 5 deletions.
diff --git a/packages/asset/src/Asset.chain.ts b/packages/asset/src/Asset.chain.ts
@@ -43,27 +43,52 @@ export async function isAssetStored(assetUri: AssetUri): Promise<boolean> {
   }
 }
 
-export async function dispatchCreateToChain(
+export async function prepareCreateExtrinsic(
   assetEntry: IAssetEntry,
   authorAccount: CordKeyringPair,
   authorizationUri: AuthorizationUri,
   signCallback: SignExtrinsicCallback
-): Promise<AssetUri> {
+): Promise<SubmittableExtrinsic> {
   try {
-    const api = ConfigService.get('api')
-    const authorizationId: AuthorizationId = uriToIdentifier(authorizationUri)
+    const api = ConfigService.get('api');
+    const authorizationId: AuthorizationId = uriToIdentifier(authorizationUri);
 
     const tx = api.tx.asset.create(
       assetEntry.entry,
       assetEntry.digest,
       authorizationId
-    )
+    );
 
     const extrinsic = await Did.authorizeTx(
       assetEntry.creator,
       tx,
       signCallback,
       authorAccount.address
+    );
+
+    return extrinsic;
+  } catch (error) {
+    const errorMessage =
+      error instanceof Error ? error.message : JSON.stringify(error);
+    throw new SDKErrors.CordDispatchError(
+      `Error preparing extrinsic: "${errorMessage}".`
+    );
+  }
+}
+
+export async function dispatchCreateToChain(
+  assetEntry: IAssetEntry,
+  authorAccount: CordKeyringPair,
+  authorizationUri: AuthorizationUri,
+  signCallback: SignExtrinsicCallback
+): Promise<AssetUri> {
+  try {
+
+    const extrinsic = await prepareCreateExtrinsic(
+      assetEntry,
+      authorAccount,
+      authorizationUri,
+      signCallback
     )
 
     await Chain.signAndSubmitTx(extrinsic, authorAccount)