Change desktop version to use the original style of navigation, keep using drawer for mobile devices. Flutter is so cool!! :)

lib/db.dart

@@ -7,10 +7,7 @@ import 'package:path/path.dart';
 import 'package:path_provider/path_provider.dart';
 import 'package:sqflite/sqflite.dart';
 
-import 'package:flutter/material.dart';
-
 // Local
-import '/models/frequency.dart';
 import '/models/expense.dart';
 
 // Leaned on this example:

lib/pages/home.dart

@@ -1,5 +1,6 @@
 // Flutter
 import 'package:flutter/material.dart';
+import 'dart:io';
 
 // Local
 import '/pages/expense.dart';
@@ -67,12 +68,7 @@ class _HomePageState extends State<HomePage> {
       );
     }
 
-    return LayoutBuilder(builder: (context, constraints) {
+    Widget navigation = NavigationRail(
-      return Scaffold(
-        appBar: AppBar(
-          title: Text("Expense Tracker"),
-        ),
-        drawer: NavigationRail(
       extended: true,
       destinations: [
         NavigationRailDestination(
@@ -104,14 +100,39 @@ class _HomePageState extends State<HomePage> {
       onDestinationSelected: (value) {
         setState(() {
           pageSelected = value;
+          if (Platform.isAndroid || Platform.isIOS) {
             Navigator.pop(context);
+          }
         });
       },
-        ),
+    );
-        body: Container(
+
+    Widget main = Container(
       color: Theme.of(context).colorScheme.primaryContainer,
       child: Center(child: page),
+    );
+
+    Widget? drawer, body;
+    if (Platform.isAndroid || Platform.isIOS) {
+      drawer = navigation;
+      body = main;
+    } else {
+      drawer = null;
+      body = Row(
+        children: [
+          SafeArea(child: navigation),
+          Expanded(child: main),
+        ],
+      );
+    }
+
+    return LayoutBuilder(builder: (context, constraints) {
+      return Scaffold(
+        appBar: AppBar(
+          title: Text("Expense Tracker"),
         ),
+        drawer: drawer,
+        body: body,
         floatingActionButton: floatingButton,
       );
     });