extract appbar into shared

Author: FireJuun

lib/screens/checkin.screen.dart

@@ -1,12 +1,17 @@
 import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+import 'package:symptom_tracker/screens/screens.dart';
+import 'package:symptom_tracker/shared/shared.dart';
 
 class CheckinScreen extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return Scaffold(
-      appBar: AppBar(
-        backgroundColor: Colors.transparent,
-        title: Text('Checkin Screen'),
+      appBar: SharedAppBar(
+        title: 'Check-in',
+        actions: [
+          IconButton(icon: Icon(Icons.close), onPressed: () => Get.offAll(HomeScreen())),
+        ],
       ),
       body: SafeArea(
         child: Center(

lib/screens/dashboard.screen.dart

@@ -1,14 +1,17 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:symptom_tracker/screens/screens.dart';
+import 'package:symptom_tracker/shared/shared.dart';
 
 class DashboardScreen extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return Scaffold(
-      appBar: AppBar(
-        backgroundColor: Colors.transparent,
-        title: Text('Dashboard Screen'),
+      appBar: SharedAppBar(
+        title: 'Dashboard Screen',
+        actions: [
+          IconButton(icon: Icon(Icons.close), onPressed: () => Get.offAll(HomeScreen())),
+        ],
       ),
       body: SafeArea(
         child: Center(

lib/screens/home.screen.dart

@@ -1,15 +1,13 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:symptom_tracker/screens/screens.dart';
+import 'package:symptom_tracker/shared/app_bar.dart';
 
 class HomeScreen extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return Scaffold(
-      appBar: AppBar(
-        backgroundColor: Colors.transparent,
-        title: Text('Home Screen'),
-      ),
+      appBar: SharedAppBar(title: 'Hello AMIA'),
       body: SafeArea(
         child: Center(
           child: Text('Home Screen'),

lib/shared/app_bar.dart

@@ -0,0 +1,17 @@
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+
+class SharedAppBar extends AppBar {
+  SharedAppBar({@required String title, List<Widget> actions})
+      : super(
+          backgroundColor: Colors.transparent,
+          elevation: 0,
+          title: title != null
+              ? Text(
+                  title,
+                  style: Get.theme.textTheme.headline6,
+                )
+              : null,
+          actions: actions,
+        );
+}

lib/shared/shared.dart

@@ -0,0 +1 @@
+export 'app_bar.dart';