From 8b32e164280bb834a45fdc0f97563025540a274d Mon Sep 17 00:00:00 2001
From: gdlbo <41114720+gdlbo@users.noreply.github.com>
Date: Fri, 12 May 2023 19:51:27 +0300
Subject: [PATCH] check_for_slow_speed (#1293)

---
 .../java/ru/vtosters/lite/ssfs/UsersList.java |  2 +-
 .../ru/vtosters/lite/utils/ImageUtils.java    |  3 +-
 .../ru/vtosters/lite/utils/NetworkUtils.java  | 30 +++++++++++++++++++
 .../vtosters/lite/utils/VTVerifications.java  |  2 +-
 4 files changed, 33 insertions(+), 4 deletions(-)

diff --git a/app/src/main/java/ru/vtosters/lite/ssfs/UsersList.java b/app/src/main/java/ru/vtosters/lite/ssfs/UsersList.java
index 4faabadff..a734d5fc8 100644
--- a/app/src/main/java/ru/vtosters/lite/ssfs/UsersList.java
+++ b/app/src/main/java/ru/vtosters/lite/ssfs/UsersList.java
@@ -28,7 +28,7 @@ public class UsersList {
     public static void getUsersList() {
         var prefs = AndroidUtils.getGlobalContext().getSharedPreferences("vt_another_data", 0);
 
-        if ((!NetworkUtils.isNetworkConnected() || getBoolValue("isRoamingState", false)) && prefs.contains("ids")) {
+        if ((!NetworkUtils.isNetworkConnected() || NetworkUtils.isInternetSlow()) && prefs.contains("ids")) {
             return;
         }
 
diff --git a/app/src/main/java/ru/vtosters/lite/utils/ImageUtils.java b/app/src/main/java/ru/vtosters/lite/utils/ImageUtils.java
index b2a875e9d..8ba6c3813 100644
--- a/app/src/main/java/ru/vtosters/lite/utils/ImageUtils.java
+++ b/app/src/main/java/ru/vtosters/lite/utils/ImageUtils.java
@@ -13,8 +13,7 @@ public class ImageUtils {
 
     // must be called asynchronously
     public static Drawable getDrawableFromUrl(String url, int placeholderRes, boolean rounded, boolean scaled) {
-
-        if (NetworkUtils.isNetworkConnected()) {
+        if (NetworkUtils.isNetworkConnected() && !NetworkUtils.isInternetSlow()) {
             try {
                 var bmp = BitmapFactory.decodeStream(new URL(url).openStream());
 
diff --git a/app/src/main/java/ru/vtosters/lite/utils/NetworkUtils.java b/app/src/main/java/ru/vtosters/lite/utils/NetworkUtils.java
index 8a3e689f6..72e2129d9 100644
--- a/app/src/main/java/ru/vtosters/lite/utils/NetworkUtils.java
+++ b/app/src/main/java/ru/vtosters/lite/utils/NetworkUtils.java
@@ -2,7 +2,13 @@ package ru.vtosters.lite.utils;
 
 import android.content.Context;
 import android.net.ConnectivityManager;
+import android.net.NetworkCapabilities;
+import android.net.NetworkInfo;
 import android.os.Build;
+import android.telephony.TelephonyManager;
+import androidx.core.content.ContextCompat;
+
+import static ru.vtosters.lite.utils.Preferences.getBoolValue;
 
 public class NetworkUtils {
     public static boolean isNetworkConnected() {
@@ -13,4 +19,28 @@ public class NetworkUtils {
             return cm.getActiveNetworkInfo() != null && cm.getActiveNetworkInfo().isConnectedOrConnecting();
         }
     } // Network check
+
+    public static boolean isInternetSlow() {
+        if (getBoolValue("isRoamingState", false)) return true;
+        ConnectivityManager cm = (ConnectivityManager) AndroidUtils.getGlobalContext().getSystemService(Context.CONNECTIVITY_SERVICE);
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+            NetworkCapabilities nc = cm != null ? cm.getNetworkCapabilities(cm.getActiveNetwork()) : null;
+            if (nc == null) {
+                return true;
+            } else {
+                int speed = nc.getLinkDownstreamBandwidthKbps();
+                double speedMbps = speed / 1000.0;
+                return speedMbps < 1.0;
+            }
+        } else {
+            NetworkInfo ni = cm != null ? cm.getActiveNetworkInfo() : null;
+            if (ni == null || !ni.isConnected()) {
+                return true;
+            } else {
+                int type = ni.getType();
+                int subtype = ni.getSubtype();
+                return type == ConnectivityManager.TYPE_MOBILE && (subtype == TelephonyManager.NETWORK_TYPE_EDGE || subtype == TelephonyManager.NETWORK_TYPE_GPRS);
+            }
+        }
+    }
 }
diff --git a/app/src/main/java/ru/vtosters/lite/utils/VTVerifications.java b/app/src/main/java/ru/vtosters/lite/utils/VTVerifications.java
index 168419d8d..2ed647272 100644
--- a/app/src/main/java/ru/vtosters/lite/utils/VTVerifications.java
+++ b/app/src/main/java/ru/vtosters/lite/utils/VTVerifications.java
@@ -28,7 +28,7 @@ public class VTVerifications {
     public static void load(Context context) {
         var prefs = context.getSharedPreferences("vt_another_data", 0);
 
-        if ((!NetworkUtils.isNetworkConnected() || getBoolValue("isRoamingState", false)) && prefs.contains("ids")) {
+        if ((!NetworkUtils.isNetworkConnected() && NetworkUtils.isInternetSlow() || getBoolValue("isRoamingState", false)) && prefs.contains("ids")) {
             parseJson(prefs.getString("ids", "[]"));
             return;
         }