merge material 3

lib/pages/buying_instruction/buying_online.dart

@@ -2,6 +2,7 @@ import 'package:fcs/helpers/theme.dart';
 import 'package:fcs/pages/main/model/main_model.dart';
 import 'package:fcs/pages/widgets/display_text.dart';
 import 'package:fcs/pages/widgets/fcs_id_icon.dart';
+import 'package:fcs/pages/widgets/local_app_bar.dart';
 import 'package:fcs/pages/widgets/local_text.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
@@ -63,24 +64,11 @@ class _BuyingOnlinePagetate extends State<BuyingOnlinePage>
     );
 
     return Scaffold(
-      appBar: AppBar(
-        centerTitle: true,
-        leading: new IconButton(
-          icon: new Icon(
-            CupertinoIcons.back,
-            color: primaryColor,
-          ),
-          onPressed: () => Navigator.of(context).pop(),
-        ),
-        title: LocalText(
-          context,
-          "buy_online.title",
-          fontSize: 20,
-          color: primaryColor,
-        ),
-        backgroundColor: Colors.white,
-        shadowColor: Colors.transparent,
-      ),
+      appBar: LocalAppBar(
+          labelKey: "buy_online.title",
+          backgroundColor: Colors.white,
+          arrowColor: primaryColor,
+          labelColor: primaryColor),
       body: ListView(
         shrinkWrap: true,
         padding: EdgeInsets.only(top: 10, left: 10, right: 10),
@@ -92,11 +80,12 @@ class _BuyingOnlinePagetate extends State<BuyingOnlinePage>
           instructionBox,
           new Container(
             decoration: new BoxDecoration(color: Colors.white),
-            child: new TabBar(
-              // indicatorColor: primaryColor,
+            child: new TabBar.secondary(
+              labelPadding: EdgeInsets.all(7),
+              dividerColor: Colors.grey.shade200,
+              indicatorColor: primaryColor,
               labelColor: primaryColor,
               labelStyle: TextStyle(fontWeight: FontWeight.bold),
-              unselectedLabelColor: Colors.grey,
               controller: _tabController,
               tabs: [
                 LocalText(context, "buy_online.fullname", color: primaryColor),