delete NotificationPolicy cache on logout (#5004)

I think now I got them all 😅

app/src/main/java/com/keylesspalace/tusky/db/DatabaseCleaner.kt

@@ -19,6 +19,7 @@ import androidx.room.withTransaction
 import com.keylesspalace.tusky.components.conversation.ConversationEntity
 import com.keylesspalace.tusky.db.entity.HomeTimelineEntity
 import com.keylesspalace.tusky.db.entity.NotificationEntity
+import com.keylesspalace.tusky.db.entity.NotificationPolicyEntity
 import com.keylesspalace.tusky.db.entity.NotificationReportEntity
 import com.keylesspalace.tusky.db.entity.TimelineAccountEntity
 import com.keylesspalace.tusky.db.entity.TimelineStatusEntity
@@ -50,8 +51,8 @@ class DatabaseCleaner @Inject constructor(
     }
 
     /**
-     * Deletes everything from the [HomeTimelineEntity], [TimelineStatusEntity], [TimelineAccountEntity],
-     * [NotificationEntity], [NotificationReportEntity] and [ConversationEntity] tables for one user.
+     * Deletes everything from the [HomeTimelineEntity], [TimelineStatusEntity], [TimelineAccountEntity], [NotificationEntity],
+     * [NotificationReportEntity],  [ConversationEntity] and [NotificationPolicyEntity] tables for one user.
      * Intended to be used when a user logs out.
      * @param tuskyAccountId id of the account for which to clean tables
      */
@@ -64,6 +65,7 @@ class DatabaseCleaner @Inject constructor(
             db.timelineStatusDao().removeAllStatuses(tuskyAccountId)
             db.timelineAccountDao().removeAllAccounts(tuskyAccountId)
             db.conversationDao().deleteForAccount(tuskyAccountId)
+            db.notificationPolicyDao().deleteForAccount(tuskyAccountId)
         }
     }
 }

app/src/main/java/com/keylesspalace/tusky/db/dao/NotificationPolicyDao.kt

@@ -40,4 +40,7 @@ interface NotificationPolicyDao {
         accountId: Long,
         notificationCount: Int
     )
+
+    @Query("DELETE FROM NotificationPolicyEntity WHERE tuskyAccountId = :accountId")
+    suspend fun deleteForAccount(accountId: Long)
 }