Adding latest blocks and transactions to dashboard.

backend/src/api/common.ts

@@ -1,4 +1,4 @@
-import { TransactionExtended } from '../interfaces';
+import { Transaction, TransactionExtended, TransactionStripped } from '../interfaces';
 
 export class Common {
   static median(numbers: number[]) {
@@ -47,4 +47,13 @@ export class Common {
       });
     return matches;
   }
+
+  static stripTransaction(tx: TransactionExtended): TransactionStripped {
+    return {
+      txid: tx.txid,
+      fee: tx.fee,
+      weight: tx.weight,
+      value: tx.vin.reduce((acc, vin) => acc + (vin.prevout ? vin.prevout.value : 0), 0),
+    };
+  }
 }