attempt to fix auto regions

app/src/main/java/com/github/libretube/fragments/HomeFragment.kt

@@ -13,6 +13,7 @@ import com.github.libretube.R
 import com.github.libretube.adapters.TrendingAdapter
 import com.github.libretube.databinding.FragmentHomeBinding
 import com.github.libretube.preferences.PreferenceHelper
+import com.github.libretube.util.LocaleHelper
 import com.github.libretube.util.RetrofitInstance
 import retrofit2.HttpException
 import java.io.IOException
@@ -49,7 +50,11 @@ class HomeFragment : Fragment() {
         val regionPref = PreferenceHelper.getString(requireContext(), "region", "sys")!!
 
         // get the system default country if auto region selected
-        region = if (regionPref == "sys") Locale.getDefault().country else regionPref
+        region = if (regionPref == "sys") {
+            LocaleHelper
+                .getDetectedCountry(requireContext(), "UK")
+                .uppercase()
+        } else regionPref
 
         binding.recview.layoutManager = GridLayoutManager(view.context, grid.toInt())
         fetchJson()

app/src/main/java/com/github/libretube/util/LocaleHelper.kt

@@ -2,6 +2,7 @@ package com.github.libretube.util
 
 import android.content.Context
 import android.os.Build
+import android.telephony.TelephonyManager
 import com.github.libretube.preferences.PreferenceHelper
 import java.util.*
 
@@ -37,4 +38,50 @@ object LocaleHelper {
         }
         res.updateConfiguration(conf, dm)
     }
+
+    fun getDetectedCountry(context: Context, defaultCountryIsoCode: String): String {
+
+        detectSIMCountry(context)?.let {
+            return it
+        }
+
+        detectNetworkCountry(context)?.let {
+            return it
+        }
+
+        detectLocaleCountry(context)?.let {
+            return it
+        }
+
+        return defaultCountryIsoCode
+    }
+
+    private fun detectSIMCountry(context: Context): String? {
+        try {
+            val telephonyManager = context.getSystemService(Context.TELEPHONY_SERVICE) as TelephonyManager
+            return telephonyManager.simCountryIso
+        } catch (e: Exception) {
+            e.printStackTrace()
+        }
+        return null
+    }
+
+    private fun detectNetworkCountry(context: Context): String? {
+        try {
+            val telephonyManager = context.getSystemService(Context.TELEPHONY_SERVICE) as TelephonyManager
+            return telephonyManager.networkCountryIso
+        } catch (e: Exception) {
+            e.printStackTrace()
+        }
+        return null
+    }
+
+    private fun detectLocaleCountry(context: Context): String? {
+        try {
+            return context.resources.configuration.locales[0].country
+        } catch (e: Exception) {
+            e.printStackTrace()
+        }
+        return null
+    }
 }