Fix english absence error + comment bugreports

filcnaplo_mobile_ui/lib/common/widgets/absence/absence_view.dart

@@ -127,7 +127,7 @@ class AbsenceView extends StatelessWidget {
                   maxLines: 2,
                   overflow: TextOverflow.ellipsis,
                 ),
-                onPressed: () {
+                onPressed: () { // https://discord.com/channels/1111649116020285532/1149964760130002945
                   Navigator.of(context).pop();
 
                   if (outsideContext != null) {

filcnaplo_mobile_ui/lib/common/widgets/lesson/changed_lesson_tile.dart

@@ -57,7 +57,7 @@ class ChangedLessonTile extends StatelessWidget {
             ),
           ),
           title: Text(
-            lesson.substituteTeacher?.name != ""
+            lesson.substituteTeacher?.name != "" || lesson.substituteTeacher?.name != null
                 ? "substituted".i18n
                 : "cancelled".i18n,
             maxLines: 2,

filcnaplo_mobile_ui/lib/pages/absences/absence_subject_view.dart

@@ -40,7 +40,7 @@ class AbsenceSubjectView extends StatelessWidget {
             TimetablePage.jump(context, lesson: lesson);
           } else {
             ScaffoldMessenger.of(context).showSnackBar(CustomSnackBar(
-              content: Text("Cannot find lesson".i18n,
+              content: Text("lesson_not_found".i18n,
                   style: const TextStyle(color: Colors.white)),
               backgroundColor: AppColors.of(context).red,
               context: context,

filcnaplo_mobile_ui/lib/pages/absences/absences_page.i18n.dart

@@ -17,6 +17,7 @@ extension ScreensLocalization on String {
           "Subjects": "Subjects",
           "attention": "Attention!",
           "attention_body": "Percentage calculations are only an approximation so they may not be accurate.",
+          "lesson_not_found": "Cannot find lesson",
         },
         "hu_hu": {
           "Absences": "Hiányzások",
@@ -32,6 +33,7 @@ extension ScreensLocalization on String {
           "Subjects": "Tantárgyak",
           "attention": "Figyelem!",
           "attention_body": "A százalékos számítások csak közelítések, ezért előfordulhat, hogy nem pontosak.",
+          "lesson_not_found": "Nem található óra",
         },
         "de_de": {
           "Absences": "Fehlen",
@@ -47,6 +49,7 @@ extension ScreensLocalization on String {
           "Subjects": "Fächer",
           "attention": "Achtung!",
           "attention_body": "Prozentberechnungen sind nur eine Annäherung und können daher ungenau sein.",
+          "lesson_not_found": "Lektion kann nicht gefunden werden",
         },
       };