update screen details- add more information about DMT

MainAppDMT/lib/screens/details/details_screen.dart

+import 'package:DMTI_app/models/product.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_svg/svg.dart';
+
+import '../../constants.dart';
+import 'components/body.dart';
+
+class DetailsScreen extends StatelessWidget {
+  final Product product;
+
+  const DetailsScreen({Key key, this.product}) : super(key: key);
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      backgroundColor: kPrimaryColor,
+      appBar: buildAppBar(context),
+      body: Body(
+        product: product,
+      ),
+    );
+  }
+
+  AppBar buildAppBar(BuildContext context) {
+    return AppBar(
+      backgroundColor: kBackgroundColor,
+      elevation: 0,
+      leading: IconButton(
+        padding: EdgeInsets.only(left: kDefaultPadding),
+        icon: SvgPicture.asset("assets/icons/back.svg"),
+        onPressed: () {
+          Navigator.pop(context);
+        },
+      ),
+      centerTitle: false,
+      title: Text(
+        'Back'.toUpperCase(),
+        style: Theme.of(context).textTheme.bodyText2,
+      ),
+      actions: <Widget>[
+        IconButton(
+          icon: SvgPicture.asset('assets/icons/notification.svg'),
+          onPressed: () {},
+        ),
+      ],
+    );
+  }
+}