Ledger Sync - Fixed the getOrCreateTrustchain when another instance d…

…eleted the trustchain (#7632)

fix(trustchain): getOrCreateTrustchain wasn't working when another instance destroyed the trustchain

.changeset/heavy-eggs-protect.md

@@ -0,0 +1,7 @@
+---
+"ledger-live-desktop": patch
+"live-mobile": patch
+"@ledgerhq/trustchain": patch
+---
+
+LLM / LLD - Fix the getOrCreateTrustchain that wasn't working when another instance destroyed the trustchain

apps/ledger-live-desktop/src/newArch/features/WalletSync/hooks/walletSync.hooks.ts

@@ -9,15 +9,18 @@ import {
   TrustchainOutdated,
 } from "@ledgerhq/trustchain/errors";
 import { useRestoreTrustchain } from "./useRestoreTrustchain";
+import { useTrustchainSdk } from "./useTrustchainSdk";
 
 export const useLifeCycle = () => {
   const dispatch = useDispatch();
+  const sdk = useTrustchainSdk();
 
   const { refetch: restoreTrustchain } = useRestoreTrustchain();
 
   function reset() {
     dispatch(resetTrustchainStore());
     dispatch(setFlow({ flow: Flow.Activation, step: Step.CreateOrSynchronize }));
+    sdk.invalidateJwt();
   }
 
   const includesErrorActions: { [key: string]: () => void } = {

apps/ledger-live-mobile/src/newArch/features/WalletSync/hooks/walletSync.hooks.ts

@@ -6,15 +6,18 @@ import { useNavigation } from "@react-navigation/native";
 import { StackNavigatorNavigation } from "~/components/RootNavigator/types/helpers";
 import { WalletSyncNavigatorStackParamList } from "~/components/RootNavigator/types/WalletSyncNavigator";
 import { ScreenName } from "~/const";
+import { useTrustchainSdk } from "./useTrustchainSdk";
 
 export const useLifeCycle = () => {
   const dispatch = useDispatch();
+  const sdk = useTrustchainSdk();
 
   const navigation = useNavigation<StackNavigatorNavigation<WalletSyncNavigatorStackParamList>>();
 
   function reset() {
     dispatch(resetTrustchainStore());
     navigation.navigate(ScreenName.WalletSyncActivationInit);
+    sdk.invalidateJwt();
   }
 
   const includesErrorActions: { [key: string]: () => void } = {

libs/trustchain/src/mockSdk.ts

@@ -238,4 +238,8 @@ export class MockSDK implements TrustchainSDK {
     assertTrustchain(trustchain);
     return Promise.resolve(applyXor(data));
   }
+
+  invalidateJwt(): void {
+    this.deviceJwtAcquired = false;
+  }
 }

libs/trustchain/src/sdk.ts

@@ -314,15 +314,19 @@ export class SDK implements TrustchainSDK {
     );
   }
 
+  invalidateJwt() {
+    this.jwt = undefined;
+    this.hwDeviceProvider.clearJwt();
+  }
+
   async destroyTrustchain(
     trustchain: Trustchain,
     memberCredentials: MemberCredentials,
   ): Promise<void> {
     await this.withAuth(trustchain, memberCredentials, jwt =>
       this.api.deleteTrustchain(jwt, trustchain.rootId),
     );
-    this.jwt = undefined;
-    this.hwDeviceProvider.clearJwt();
+    this.invalidateJwt();
   }
 
   async encryptUserData(trustchain: Trustchain, input: Uint8Array): Promise<Uint8Array> {

libs/trustchain/src/types.ts

@@ -226,6 +226,8 @@ export interface TrustchainSDK {
    * decrypt data with the trustchain encryption key
    */
   decryptUserData(trustchain: Trustchain, data: Uint8Array): Promise<Uint8Array>;
+
+  invalidateJwt(): void;
 }
 
 export interface TrustchainDeviceCallbacks {