add balance to accounts

close #11

src/data_handler.ts

@@ -557,7 +557,7 @@ export class DataHandler {
 
       // Distribute UD to each member
       for (const identity of memberIdentities) {
-        await this.handleUniversalDividend(ctx, await ctx.store.getOrFail(Event, event.id), identity, BigInt(amount));
+        await this.updateAccountBalance(ctx, identity.account!.id, amount); // we are sure that a non-removed identity has non-null account
       }
 
       this.data.universalDividend.push(new UniversalDividend({
@@ -755,10 +755,4 @@ export class DataHandler {
     account.balance = (account.balance || 0n) + amount;
     this.data.accounts.set(accountId, account);
   }
-
-  async handleUniversalDividend(ctx: Ctx, event: Event, identity: Identity, amount: bigint): Promise<void> {
-    if (identity.account) {
-      await this.updateAccountBalance(ctx, identity.account.id, amount);
-    }
-  }
 }