Block the possibility to give an empty report name

app/src/main/java/net/pokeranalytics/android/ui/fragment/report/AbstractReportFragment.kt

@@ -5,8 +5,10 @@ import android.text.InputType
 import android.view.View
 import android.view.inputmethod.InputMethodManager
 import android.widget.EditText
+import android.widget.Toast
 import androidx.appcompat.app.AlertDialog
 import androidx.core.content.ContextCompat
+import net.pokeranalytics.android.R
 import net.pokeranalytics.android.calculus.Report
 import net.pokeranalytics.android.calculus.Stat
 import net.pokeranalytics.android.exceptions.PAIllegalStateException
@@ -80,8 +82,12 @@ abstract class AbstractReportFragment : DataManagerFragment() {
 			builder.setView(view)
 				// Add action buttons
 				.setPositiveButton(net.pokeranalytics.android.R.string.save) { dialog, _ ->
-					saveReport(nameEditText.text.toString())
-					dialog.dismiss()
+					try {
+						saveReport(nameEditText.text.toString())
+						dialog.dismiss()
+					} catch (e: Exception) {
+						Toast.makeText(requireContext(), e.localizedMessage, Toast.LENGTH_SHORT).show()
+					}
 				}
 				.setNegativeButton(net.pokeranalytics.android.R.string.cancel) { dialog, _ ->
 					dialog.cancel()
@@ -109,6 +115,10 @@ abstract class AbstractReportFragment : DataManagerFragment() {
 
 	private fun saveReport(name: String) {
 
+		if (name.isEmpty()) {
+			throw PAIllegalStateException(getString(R.string.report_name_cannot_be_empty))
+		}
+
 		this.reportViewModel.title = name
 		val rs = this.model.item as ReportSetup
 		getRealm().executeTransaction { realm ->

app/src/main/res/values-fr/strings.xml

@@ -770,4 +770,6 @@
     <string name="discord_feed_message">We\'ve opened our Discord channel! Come to hang out, talk about poker or about the app!</string>
     <string name="good_for_you">Good for you!</string>
 
+	<string name="report_name_cannot_be_empty">Veuillez donner un nom au rapport</string>
+
 </resources>

app/src/main/res/values/strings.xml

@@ -817,5 +817,6 @@
     <string name="estimated">estimated</string>
     <string name="dhph_explanation">You can change the DHPH (Dealt Hands Per Hour) values here. It corresponds to the total number of hands all players receives at a table in one hour. Example: Your local 10-max game deals 25 hands per hour, enter 10 x 25 = 250.</string>
     <string name="dealt_hands_per_hour">Dealt hands per hour</string>
+    <string name="report_name_cannot_be_empty">You need to give a name to the report</string>
 
 </resources>