update staff list, add pin editor and privilege editor

lib/pages/discount/discount_editor.dart

@@ -1,13 +1,12 @@
 import 'package:fcs/domain/entities/discount.dart';
 import 'package:fcs/helpers/theme.dart';
-import 'package:fcs/localization/app_translations.dart';
 import 'package:fcs/pages/discount/model/discount_model.dart';
 import 'package:fcs/pages/main/util.dart';
 import 'package:fcs/pages/user_search/user_search.dart';
 import 'package:fcs/pages/widgets/display_text.dart';
 import 'package:fcs/pages/widgets/input_text.dart';
+import 'package:fcs/pages/widgets/local_app_bar.dart';
 import 'package:fcs/pages/widgets/progress.dart';
-import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_vector_icons/flutter_vector_icons.dart';
 import 'package:font_awesome_flutter/font_awesome_flutter.dart';
@@ -88,29 +87,17 @@ class _DiscountEditorState extends State<DiscountEditor> {
       inAsyncCall: _isLoading,
       child: Scaffold(
           backgroundColor: Colors.white,
-          appBar: AppBar(
-            centerTitle: true,
-            title: Text(
-              AppTranslations.of(context)!.text("discount.form"),
-            ),
-            leading: new IconButton(
-              icon: new Icon(CupertinoIcons.back),
-              onPressed: () {
-                if (isDataChanged()) {
-                  showConfirmDialog(context, "back.button_confirm", () {
-                    Navigator.of(context).pop();
-                  });
-                } else {
-                  Navigator.of(context).pop();
-                }
-              },
-            ),
-            backgroundColor: primaryColor,
+          appBar: LocalAppBar(
+            labelKey: "discount.form",
+            backgroundColor: Colors.white,
+            arrowColor: primaryColor,
+            labelColor: primaryColor,
             actions: [
-              IconButton(
-                icon: Icon(Icons.delete),
-                onPressed: _delete,
-              )
+              _isNew
+                  ? const SizedBox()
+                  : IconButton(
+                      icon: Icon(Icons.delete, color: primaryColor),
+                      onPressed: _delete)
             ],
           ),
           body: Padding(