Resolve crash when submitting feedback without internet access (commons-app#6018)

* fix: resolve crash when submitting feedback without internet access

* feat:Added check for wheather internet connection was available for a network

* feat:Added SnackBar for Retry and User Info

* feat:Made the feedback dialog not leave screen in case of error

* feat:Removed the network checking from the function

* feat:Added try catch block for the Feedback

* feat:Removed Unnecessary imports

* feat:Used Snackbar and timber instead of log and Toast

---------

Co-authored-by: Nicolas Raoul <nicolas.raoul@gmail.com>

Author: angrezichatterbox

app/src/main/java/fr/free/nrw/commons/feedback/FeedbackDialog.kt

@@ -7,6 +7,7 @@ import android.text.Html
 import android.text.Spanned
 import android.text.method.LinkMovementMethod
 import android.view.WindowManager
+import com.google.android.material.snackbar.Snackbar
 import fr.free.nrw.commons.R
 import fr.free.nrw.commons.databinding.DialogFeedbackBinding
 import fr.free.nrw.commons.feedback.model.Feedback
@@ -17,6 +18,8 @@ import fr.free.nrw.commons.utils.DeviceInfoUtil.getConnectionType
 import fr.free.nrw.commons.utils.DeviceInfoUtil.getDevice
 import fr.free.nrw.commons.utils.DeviceInfoUtil.getDeviceManufacturer
 import fr.free.nrw.commons.utils.DeviceInfoUtil.getDeviceModel
+import java.net.ConnectException
+import java.net.UnknownHostException
 
 class FeedbackDialog(
     context: Context,
@@ -41,9 +44,31 @@ class FeedbackDialog(
         @Suppress("DEPRECATION")
         window?.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE)
         binding.btnSubmitFeedback.setOnClickListener {
-            submitFeedback()
-        }
+            try {
+                submitFeedback()
+            } catch (e: Exception) {
+                when (e) {
+                    is UnknownHostException -> {
+                        Snackbar.make(findViewById(android.R.id.content),
+                            R.string.error_feedback,
+                            Snackbar.LENGTH_SHORT).show()
+                    }
+
+                    is ConnectException -> {
+                        Snackbar.make(findViewById(android.R.id.content),
+                            R.string.error_feedback,
+                            Snackbar.LENGTH_SHORT).show()
+                    }
 
+                    else -> {
+                        Snackbar.make(findViewById(android.R.id.content),
+                             R.string.error_feedback,
+                            Snackbar.LENGTH_SHORT).show()
+                    }
+                }
+            }
+
+        }
     }
 
     fun submitFeedback() {

app/src/main/java/fr/free/nrw/commons/navtab/MoreBottomSheetFragment.kt

@@ -35,6 +35,7 @@ import fr.free.nrw.commons.settings.SettingsActivity
 import io.reactivex.Single
 import io.reactivex.android.schedulers.AndroidSchedulers
 import io.reactivex.schedulers.Schedulers
+import timber.log.Timber
 import javax.inject.Inject
 import javax.inject.Named
 
@@ -182,14 +183,17 @@ class MoreBottomSheetFragment : BottomSheetDialogFragment() {
         Single.defer { single }
             .subscribeOn(Schedulers.io())
             .observeOn(AndroidSchedulers.mainThread())
-            .subscribe { success ->
+            .subscribe({ success ->
                 val messageResId = if (success) {
                     R.string.thanks_feedback
                 } else {
                     R.string.error_feedback
                 }
                 Toast.makeText(requireContext(), getString(messageResId), Toast.LENGTH_SHORT).show()
-            }
+            }, { error ->
+                Timber.e(error)
+                Toast.makeText(requireContext(), R.string.error_feedback, Toast.LENGTH_SHORT).show()
+            })
     }
 
     /**