When clearing cache, also reset some data store in prefs/datastore.

features/preferences/impl/src/main/kotlin/io/element/android/features/preferences/impl/tasks/ClearCacheUseCase.kt

@@ -22,6 +22,7 @@ import android.content.Context
 import coil.Coil
 import coil.annotation.ExperimentalCoilApi
 import com.squareup.anvil.annotations.ContributesBinding
+import io.element.android.features.ftue.api.state.FtueState
 import io.element.android.features.preferences.impl.DefaultCacheService
 import io.element.android.libraries.core.coroutine.CoroutineDispatchers
 import io.element.android.libraries.di.ApplicationContext
@@ -43,6 +44,7 @@ class DefaultClearCacheUseCase @Inject constructor(
     private val coroutineDispatchers: CoroutineDispatchers,
     private val defaultCacheIndexProvider: DefaultCacheService,
     private val okHttpClient: Provider<OkHttpClient>,
+    private val ftueState: FtueState,
 ) : ClearCacheUseCase {
     override suspend fun invoke() = withContext(coroutineDispatchers.io) {
         // Clear Matrix cache
@@ -56,6 +58,8 @@ class DefaultClearCacheUseCase @Inject constructor(
         okHttpClient.get().cache?.delete()
         // Clear app cache
         context.cacheDir.deleteRecursively()
+        // Clear some settings
+        ftueState.reset()
         // Ensure the app is restarted
         defaultCacheIndexProvider.onClearedCache(matrixClient.sessionId)
     }