adds hash to response of wallet/postTransaction (#3764)

ironfish/src/rpc/routes/wallet/postTransaction.test.ts

@@ -2,6 +2,7 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
 
+import { Transaction } from '../../../primitives'
 import { RawTransactionSerde } from '../../../primitives/rawTransaction'
 import { useAccountFixture } from '../../../testUtilities'
 import { createRawTransaction } from '../../../testUtilities/helpers/transaction'
@@ -28,6 +29,8 @@ describe('Route wallet/postTransaction', () => {
     expect(addSpy).toHaveBeenCalledTimes(0)
     expect(response.status).toBe(200)
     expect(response.content.transaction).toBeDefined()
+    const transaction = new Transaction(Buffer.from(response.content.transaction, 'hex'))
+    expect(response.content.hash).toBe(transaction.hash().toString('hex'))
   })
 
   it('should post a raw transaction', async () => {
@@ -47,6 +50,8 @@ describe('Route wallet/postTransaction', () => {
     expect(addSpy).toHaveBeenCalledTimes(1)
     expect(response.status).toBe(200)
     expect(response.content.transaction).toBeDefined()
+    const transaction = new Transaction(Buffer.from(response.content.transaction, 'hex'))
+    expect(response.content.hash).toBe(transaction.hash().toString('hex'))
   })
 
   it("should return an error if the transaction won't deserialize", async () => {

ironfish/src/rpc/routes/wallet/postTransaction.ts

@@ -13,6 +13,7 @@ export type PostTransactionRequest = {
 }
 
 export type PostTransactionResponse = {
+  hash: string
   transaction: string
 }
 
@@ -26,6 +27,7 @@ export const PostTransactionRequestSchema: yup.ObjectSchema<PostTransactionReque
 
 export const PostTransactionResponseSchema: yup.ObjectSchema<PostTransactionResponse> = yup
   .object({
+    hash: yup.string().defined(),
     transaction: yup.string().defined(),
   })
   .defined()
@@ -46,6 +48,9 @@ router.register<typeof PostTransactionRequestSchema, PostTransactionResponse>(
     })
 
     const serialized = transaction.serialize()
-    request.end({ transaction: serialized.toString('hex') })
+    request.end({
+      hash: transaction.hash().toString('hex'),
+      transaction: serialized.toString('hex'),
+    })
   },
 )