update: add map to top box

app/lib/main.dart

 import 'package:flutter/material.dart';
+import 'package:flutter_map/flutter_map.dart';
+import 'package:latlong2/latlong.dart'; // Import LatLng class from the latlong package
 import 'dart:async';
 import 'dart:io';
 
@@ -8,6 +10,7 @@ const String mapEndpoint = "update_map";
 // NB: if http connection fails, run: adb reverse tcp:8443 tcp:8443
 const int fetchInterval = 5;
 
+// main is the entry point for the application, and starts the App() function
 void main() {
   runApp(const App());
 }
@@ -50,6 +53,7 @@ class DefaultPage extends StatefulWidget {
 class _DefaultPageState extends State<DefaultPage> {
   late Timer _timer;
 
+  // Timer initializer
   @override
   void initState() {
     super.initState();
@@ -63,6 +67,7 @@ class _DefaultPageState extends State<DefaultPage> {
     });
   }
 
+  // Fetch timer
   @override
   void dispose() {
     // Cancel timer on widget termination
@@ -90,13 +95,25 @@ class _DefaultPageState extends State<DefaultPage> {
                 width: screenWidth * boxWidth,
                 height: screenWidth * boxHeight,
                 color: Colors.blue,
+                child: FlutterMap(
+                  options: MapOptions(
+                    center: LatLng(51.5, -0.09), // Initial center of the map (latitude and longitude)
+                    zoom: 13.0, // Initial zoom level of the map
+                  ),
+                  children: [ // Add layers directly as children
+                    TileLayer(
+                        urlTemplate: "https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png",
+                        subdomains: ['a', 'b', 'c'],
+                      ),
+                  ],
+                ),
               ),
               SizedBox(height: 20),
               Container( // Detailed info container
                 width: screenWidth * boxWidth,
                 height: screenWidth * boxHeight,
                 color: Colors.blue,
-                child: Align(
+                child: const Align(
                   alignment: Alignment.topLeft,
                   child: Padding(
                     padding: EdgeInsets.only(top: 10, left: 10), // Edge padding, text

app/pubspec.lock

@@ -62,6 +62,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.0.3"
+  flutter_map:
+    dependency: "direct main"
+    description:
+      name: flutter_map
+      sha256: "52c65a977daae42f9aae6748418dd1535eaf27186e9bac9bf431843082bc75a3"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.0.0"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -83,6 +91,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "4.0.2"
+  intl:
+    dependency: transitive
+    description:
+      name: intl
+      sha256: d6f56758b7d3014a48af9701c085700aac781a92a87a62b1333b46d8879661cf
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.19.0"
+  latlong2:
+    dependency: "direct main"
+    description:
+      name: latlong2
+      sha256: "08ef7282ba9f76e8495e49e2dc4d653015ac929dce5f92b375a415d30b407ea0"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.8.2"
   lints:
     dependency: transitive
     description:
@@ -91,6 +115,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.1"
+  lists:
+    dependency: transitive
+    description:
+      name: lists
+      sha256: "4ca5c19ae4350de036a7e996cdd1ee39c93ac0a2b840f4915459b7d0a7d4ab27"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.1"
   matcher:
     dependency: transitive
     description:
@@ -115,6 +147,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.10.0"
+  mgrs_dart:
+    dependency: transitive
+    description:
+      name: mgrs_dart
+      sha256: fb89ae62f05fa0bb90f70c31fc870bcbcfd516c843fb554452ab3396f78586f7
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.0"
   path:
     dependency: transitive
     description:
@@ -123,6 +163,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.8.3"
+  polylabel:
+    dependency: transitive
+    description:
+      name: polylabel
+      sha256: "41b9099afb2aa6c1730bdd8a0fab1400d287694ec7615dd8516935fa3144214b"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.1"
+  proj4dart:
+    dependency: transitive
+    description:
+      name: proj4dart
+      sha256: c8a659ac9b6864aa47c171e78d41bbe6f5e1d7bd790a5814249e6b68bc44324e
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.0"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -176,6 +232,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.6.1"
+  tuple:
+    dependency: transitive
+    description:
+      name: tuple
+      sha256: a97ce2013f240b2f3807bcbaf218765b6f301c3eff91092bcfa23a039e7dd151
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.2"
   typed_data:
     dependency: transitive
     description:
@@ -184,6 +248,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.3.2"
+  unicode:
+    dependency: transitive
+    description:
+      name: unicode
+      sha256: "0f69e46593d65245774d4f17125c6084d2c20b4e473a983f6e21b7d7762218f1"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.3.1"
   vector_math:
     dependency: transitive
     description:
@@ -200,5 +272,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.3.0"
+  wkt_parser:
+    dependency: transitive
+    description:
+      name: wkt_parser
+      sha256: "8a555fc60de3116c00aad67891bcab20f81a958e4219cc106e3c037aa3937f13"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.0"
 sdks:
-  dart: ">=3.2.6 <4.0.0"
+  dart: ">=3.2.0-194.0.dev <4.0.0"
+  flutter: ">=3.3.0"

app/pubspec.yaml

@@ -4,12 +4,15 @@ publish_to: 'none'
 version: 0.1.0
 
 environment:
-  sdk: '>=3.2.6 <4.0.0'
+  sdk: '>=2.17.0 <4.0.0'
 
 dependencies:
   flutter:
     sdk: flutter
+  flutter_map: ^4.0.0
   http: ^0.13.3
+  latlong2: ^0.8.2
+
 
 
 dev_dependencies: