Optimized search

V2rayNG/app/src/main/kotlin/com/v2ray/ang/ui/MainActivity.kt

@@ -236,12 +236,12 @@ class MainActivity : BaseActivity(), NavigationView.OnNavigationItemSelectedList
         if (searchItem != null) {
             val searchView = searchItem.actionView as SearchView
             searchView.setOnQueryTextListener(object : SearchView.OnQueryTextListener {
-                override fun onQueryTextSubmit(query: String?): Boolean {
+                override fun onQueryTextSubmit(query: String?): Boolean = false
-                    mainViewModel.filterConfig(query.orEmpty())
+
+                override fun onQueryTextChange(newText: String?): Boolean {
+                    mainViewModel.filterConfig(newText.orEmpty())
                     return false
                 }
-
-                override fun onQueryTextChange(newText: String?): Boolean = false
             })
 
             searchView.setOnCloseListener {

V2rayNG/app/src/main/kotlin/com/v2ray/ang/viewmodel/MainViewModel.kt

@@ -46,7 +46,7 @@ class MainViewModel(application: Application) : AndroidViewModel(application) {
     var subscriptionId: String = MmkvManager.settingsStorage.decodeString(AppConfig.CACHE_SUBSCRIPTION_ID, "").orEmpty()
 
     //var keywordFilter: String = MmkvManager.settingsStorage.decodeString(AppConfig.CACHE_KEYWORD_FILTER, "")?:""
-    private var keywordFilter = ""
+    var keywordFilter = ""
     val serversCache = mutableListOf<ServersCache>()
     val isRunning by lazy { MutableLiveData<Boolean>() }
     val updateListAction by lazy { MutableLiveData<Int>() }
@@ -170,7 +170,7 @@ class MainViewModel(application: Application) : AndroidViewModel(application) {
 
     fun exportAllServer(): Int {
         val serverListCopy =
-            if (subscriptionId.isNullOrEmpty()) {
+            if (subscriptionId.isNullOrEmpty() && keywordFilter.isNullOrEmpty()) {
                 serverList
             } else {
                 serversCache.map { it.guid }.toList()
@@ -295,7 +295,7 @@ class MainViewModel(application: Application) : AndroidViewModel(application) {
     }
 
     fun removeAllServer() {
-        if (subscriptionId.isNullOrEmpty()) {
+        if (subscriptionId.isNullOrEmpty() && keywordFilter.isNullOrEmpty()) {
             MmkvManager.removeAllServer()
         } else {
             val serversCopy = serversCache.toList()
@@ -306,7 +306,7 @@ class MainViewModel(application: Application) : AndroidViewModel(application) {
     }
 
     fun removeInvalidServer() {
-        if (subscriptionId.isNullOrEmpty()) {
+        if (subscriptionId.isNullOrEmpty() && keywordFilter.isNullOrEmpty()) {
             MmkvManager.removeInvalidServer("")
         } else {
             val serversCopy = serversCache.toList()
@@ -348,6 +348,9 @@ class MainViewModel(application: Application) : AndroidViewModel(application) {
     }
 
     fun filterConfig(keyword: String) {
+        if (keyword == keywordFilter) {
+            return
+        }
         keywordFilter = keyword
         MmkvManager.settingsStorage.encode(AppConfig.CACHE_KEYWORD_FILTER, keywordFilter)
         reloadServerList()

V2rayNG/app/src/main/res/menu/menu_main.xml

@@ -3,10 +3,10 @@
     xmlns:app="http://schemas.android.com/apk/res-auto">
     <item
         android:id="@+id/search_view"
-        android:icon="@drawable/ic_description_24dp"
+        android:icon="@drawable/ic_outline_filter_alt_24"
         android:title="@string/menu_item_search"
         app:actionViewClass="androidx.appcompat.widget.SearchView"
-        app:showAsAction="always"  />
+        app:showAsAction="always|collapseActionView"/>
     <item
         android:icon="@drawable/ic_add_24dp"
         android:title="@string/menu_item_add_config"