Friendlier error handling for unavailable server

app/src/main/java/cash/z/ecc/android/ext/Dialogs.kt

@@ -4,10 +4,14 @@ import android.app.ActivityManager
 import android.app.Dialog
 import android.content.Context
 import android.text.Html
+import android.util.Log
 import androidx.annotation.StringRes
 import androidx.core.content.getSystemService
 import cash.z.ecc.android.R
+import cash.z.ecc.android.feedback.Report
+import cash.z.ecc.android.ui.scan.ScanFragment
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import kotlin.system.exitProcess
 
 fun Context.showClearDataConfirmation(onDismiss: () -> Unit = {}, onCancel: () -> Unit = {}): Dialog {
     return MaterialAlertDialogBuilder(this)
@@ -88,6 +92,24 @@ fun Context.showCriticalMessage(@StringRes titleResId: Int, @StringRes messageRe
 }
 
 fun Context.showCriticalMessage(title: String, message: String, onDismiss: () -> Unit = {}): Dialog {
+    Log.d("SilentDragon", "showCriticalMessage called: $message")
+
+    var delimiter = ":"
+    val splitError = message.split(delimiter)
+    var pluckedError = splitError[0]
+
+    if(pluckedError == "UNAVAILABLE"){
+        return MaterialAlertDialogBuilder(this)
+            .setTitle("Server Unavailable")
+            .setMessage("Please close and restart the app to try another random server.")
+            .setCancelable(false)
+            .setNegativeButton("Exit") { dialog, _ ->
+                dialog.dismiss()
+                exitProcess(0)
+            }
+            .show()
+    }
+
     return MaterialAlertDialogBuilder(this)
         .setTitle(title)
         .setMessage(message)