Fix some issue

lib/widgets/CycleScreens/Add/add_label_box.dart

@@ -112,6 +112,12 @@ class AddLabelBox extends StatelessWidget {
                                       const EdgeInsets.symmetric(horizontal: 0),
                                   child: TextFormField(
                                     controller: values,
+                                    validator: (val) {
+                                      if (val!.isEmpty) {
+                                        return 'Label required!';
+                                      }
+                                      return null;
+                                    },
                                     decoration: InputDecoration(
                                       contentPadding: EdgeInsets.only(
                                         bottom: 12,

lib/widgets/CycleScreens/Add/save_button.dart

@@ -49,23 +49,6 @@ class CycleAddSaveButton extends StatelessWidget {
             descriptionCTRL.text,
             striizerIdCTRL.text,
           );
-          showDialog(
-            context: context,
-            builder: (ctx) => AlertDialog(
-              content: Text('Cycle added.'),
-              actions: <Widget>[
-                TextButton(
-                  onPressed: () {
-                    Navigator.of(ctx).pop();
-                  },
-                  child: Text('Ok'),
-                )
-              ],
-            ),
-          ).then((_) {
-            Navigator.of(context)
-                .pushReplacementNamed(Routes.cycleResultScreen);
-          });
           Navigator.of(context).pushReplacementNamed(Routes.cycleResultScreen);
           Fluttertoast.showToast(
             msg: "Cycle added.",