[DDW-512] Implement dynamic TTL for HW transactions (#2331)

* [DDW-512] Introduce dynamic TTL for HW transactions

* [DDW-512] Code improvements

Author: Tomislav Horaček

CHANGELOG.md

@@ -14,6 +14,7 @@ Changelog
 
 ### Chores
 
+- Implemented dynamic TTL calculation for hardware wallets transactions ([PR 2331](https://github.com/input-output-hk/daedalus/pull/2331))
 - Added link to connecting issues support article on the hardware wallet "Pairing" dialog ([PR 2336](https://github.com/input-output-hk/daedalus/pull/2336))
 - Updated recovery phrase entry ([PR 2334](https://github.com/input-output-hk/daedalus/pull/2334))
 - Adjusted sorting of table values on the "Rewards" screen ([PR 2333](https://github.com/input-output-hk/daedalus/pull/2333))

source/renderer/app/api/api.js

@@ -2010,11 +2010,13 @@ export default class AdaApi {
         localTip: {
           epoch: get(nodeTip, 'epoch_number', 0),
           slot: get(nodeTip, 'slot_number', 0),
+          absoluteSlotNumber: get(nodeTip, 'absolute_slot_number', 0),
         },
         networkTip: networkTip
           ? {
-              epoch: get(networkTip, 'epoch_number', null),
-              slot: get(networkTip, 'slot_number', null),
+              epoch: get(networkTip, 'epoch_number', 0),
+              slot: get(networkTip, 'slot_number', 0),
+              absoluteSlotNumber: get(networkTip, 'absolute_slot_number', 0),
             }
           : null,
         nextEpoch: nextEpoch

source/renderer/app/api/network/types.js

@@ -1,7 +1,8 @@
 // @flow
 export type TipInfo = {
-  epoch: ?number,
-  slot: ?number,
+  epoch: number,
+  slot: number,
+  absoluteSlotNumber: number,
 };
 
 export type NextEpoch = {

source/renderer/app/api/utils/patchAdaApi.js

@@ -49,10 +49,12 @@ export default (api: AdaApi) => {
         localTip: {
           epoch: get(node_tip, 'epoch_number', 0),
           slot: get(node_tip, 'slot_number', 0),
+          absoluteSlotNumber: get(node_tip, 'absolute_slot_number', 0),
         },
         networkTip: {
           epoch: get(network_tip, 'epoch_number', null),
           slot: get(network_tip, 'slot_number', null),
+          absoluteSlotNumber: get(network_tip, 'absolute_slot_number', 0),
         },
         nextEpoch: {
           // N+1 epoch

source/renderer/app/config/txnsConfig.js

@@ -1 +1,2 @@
 export const PENDING_TIME_LIMIT = 10 * 60 * 1000; // 10 minutes | unit: milliseconds
+export const TIME_TO_LIVE = 2 * 60 * 60; // 2 hours | unit: seconds (7200)

source/renderer/app/stores/HardwareWalletsStore.js

@@ -14,6 +14,7 @@ import {
   isTrezorEnabled,
   isLedgerEnabled,
 } from '../config/hardwareWalletsConfig';
+import { TIME_TO_LIVE } from '../config/txnsConfig';
 import {
   getHardwareWalletTransportChannel,
   getExtendedPublicKeyChannel,
@@ -1151,13 +1152,14 @@ export default class HardwareWalletsStore extends Store {
     }
 
     const { isMainnet } = this.environment;
+    const ttl = this._getTtl();
 
     try {
       const signedTransaction = await signTransactionTrezorChannel.request({
         inputs: inputsData,
         outputs: outputsData,
         fee: formattedAmountToLovelace(fee.toString()).toString(),
-        ttl: '150000000',
+        ttl: ttl.toString(),
         networkId: isMainnet
           ? HW_SHELLEY_CONFIG.NETWORK.MAINNET.networkId
           : HW_SHELLEY_CONFIG.NETWORK.TESTNET.networkId,
@@ -1290,9 +1292,8 @@ export default class HardwareWalletsStore extends Store {
     });
 
     const certificatesData = await Promise.all(_certificatesData);
-
     const fee = formattedAmountToLovelace(flatFee.toString());
-    const ttl = 150000000;
+    const ttl = this._getTtl();
     const withdrawals = [];
     const metadataHashHex = null;
     const { isMainnet } = this.environment;
@@ -1738,6 +1739,13 @@ export default class HardwareWalletsStore extends Store {
     return type;
   };
 
+  _getTtl = (): number => {
+    const { networkTip } = this.stores.networkStatus;
+    const absoluteSlotNumber = get(networkTip, 'absoluteSlotNumber', 0);
+    const ttl = absoluteSlotNumber + TIME_TO_LIVE;
+    return ttl;
+  };
+
   _setHardwareWalletLocalData = async ({
     walletId,
     data,

storybook/stories/nodes/status/Diagnostics.stories.js

@@ -67,8 +67,8 @@ storiesOf('Nodes|Status', module)
         280719
       )}
       nodeConnectionError={null}
-      localTip={{ epoch: 123, slot: 13400 }}
-      networkTip={{ epoch: 123, slot: 13400 }}
+      localTip={{ epoch: 123, slot: 13400, absoluteSlotNumber: 15000000 }}
+      networkTip={{ epoch: 123, slot: 13400, absoluteSlotNumber: 15000000 }}
       localBlockHeight={number('localBlockHeight', 280719)}
       networkBlockHeight={number('networkBlockHeight', 42539)}
       isCheckingSystemTime={boolean('isCheckingSystemTime', true)}
@@ -109,7 +109,7 @@ storiesOf('Nodes|Status', module)
         280719
       )}
       nodeConnectionError={null}
-      localTip={{ epoch: 123, slot: 13400 }}
+      localTip={{ epoch: 123, slot: 13400, absoluteSlotNumber: 15000000 }}
       networkTip={null}
       localBlockHeight={number('localBlockHeight', 280719)}
       networkBlockHeight={number('networkBlockHeight', 42539)}

storybook/stories/staking/DelegationCenter.stories.js

@@ -31,6 +31,7 @@ const walletSyncedStateRestoring = {
 const networkTip: TipInfo = {
   epoch: 1232,
   slot: 123,
+  absoluteSlotNumber: 15000000,
 };
 
 const nextEpochDate = new Date();