Rearrange filtering steps

shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/repository/RepositoryImpl.kt

@@ -66,16 +66,19 @@ class Repository(private val api: SelfossApi, private val appSettingsService: Ap
         } else {
             if (appSettingsService.isItemCachingEnabled()) {
                 fromDB = true
+                val dbItems = getDBItems().filter {
+                    displayedItems == ItemType.ALL ||
+                            (it.unread && displayedItems == ItemType.UNREAD) ||
+                            (it.starred && displayedItems == ItemType.STARRED)
+                }
+                if (tagFilter != null) {
+                    dbItems.filter { it.tags.contains(tagFilter!!.tag) }
+                }
+                if (sourceFilter != null) {
+                    dbItems.filter { it.sourcetitle == sourceFilter!!.title }
+                }
                 fetchedItems = SelfossModel.StatusAndData.succes(
-                    getDBItems().filter {
+                    dbItems.map { it.toView() }
-                        displayedItems == ItemType.ALL ||
-                                (it.unread && displayedItems == ItemType.UNREAD) ||
-                                (it.starred && displayedItems == ItemType.STARRED)
-                    }.filter {
-                        tagFilter == null || it.tags.contains(tagFilter!!.tag)
-                    }.filter {
-                        sourceFilter == null || it.sourcetitle == sourceFilter!!.title
-                    }.map { it.toView() }
                 )
             }
         }