Update subscriptions based on grouping

https://github.com/2dust/v2rayNG/issues/3445

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

@@ -589,7 +589,7 @@ class MainActivity : BaseActivity(), NavigationView.OnNavigationItemSelectedList
         binding.pbWaiting.show()
 
         lifecycleScope.launch(Dispatchers.IO) {
-            val count = AngConfigManager.updateConfigViaSubAll()
+            val count = mainViewModel.updateConfigViaSubAll()
             delay(500L)
             launch(Dispatchers.Main) {
                 if (count > 0) {

V2rayNG/app/src/main/kotlin/com/v2ray/ang/util/AngConfigManager.kt

@@ -535,7 +535,7 @@ object AngConfigManager {
         return count
     }
 
-    private fun updateConfigViaSub(it: Pair<String, SubscriptionItem>): Int {
+    fun updateConfigViaSub(it: Pair<String, SubscriptionItem>): Int {
         try {
             if (TextUtils.isEmpty(it.first)
                 || TextUtils.isEmpty(it.second.remarks)

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

@@ -20,12 +20,15 @@ import com.v2ray.ang.dto.EConfigType
 import com.v2ray.ang.dto.ProfileItem
 import com.v2ray.ang.dto.ServerConfig
 import com.v2ray.ang.dto.ServersCache
+import com.v2ray.ang.dto.SubscriptionItem
 import com.v2ray.ang.dto.V2rayConfig
 import com.v2ray.ang.extension.toast
 import com.v2ray.ang.util.AngConfigManager
+import com.v2ray.ang.util.AngConfigManager.updateConfigViaSub
 import com.v2ray.ang.util.MessageUtil
 import com.v2ray.ang.util.MmkvManager
 import com.v2ray.ang.util.MmkvManager.KEY_ANG_CONFIGS
+import com.v2ray.ang.util.MmkvManager.subStorage
 import com.v2ray.ang.util.SpeedtestUtil
 import com.v2ray.ang.util.Utils
 import com.v2ray.ang.util.V2rayConfigUtil
@@ -152,6 +155,18 @@ class MainViewModel(application: Application) : AndroidViewModel(application) {
         }
     }
 
+    fun updateConfigViaSubAll(): Int {
+        if (subscriptionId.isNullOrEmpty()) {
+            return AngConfigManager.updateConfigViaSubAll()
+        } else {
+            val json = subStorage?.decodeString(subscriptionId)
+            if (!json.isNullOrBlank()) {
+                return updateConfigViaSub(Pair(subscriptionId, Gson().fromJson(json, SubscriptionItem::class.java)))
+            } else {
+                return 0
+            }
+        }
+    }
 
     fun exportAllServer(): Int {
         val serverListCopy =