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app/watt_wizard/lib/homescreen.dart

@@ -6,7 +6,8 @@ import 'package:flutter/material.dart';
 import 'package:flutter_blue_plus/flutter_blue_plus.dart';
 import 'package:watt_wizard/profile.dart';
 
-import 'leaderboard.dart';
+import 'widgets/users_leaderboard.dart';
+import 'widgets/homes_leaderboard.dart';
 
 class HomeScreen extends StatefulWidget {
   const HomeScreen({super.key});
@@ -113,7 +114,19 @@ class _HomeScreenState extends State<HomeScreen> {
                             } else {}
                           },
                           child: const Text("Turn Bluetooth On"),
-                        )
+                        ),
+                  // Center(
+                  //   child: Column(
+                  //     mainAxisAlignment: MainAxisAlignment.center,
+                  //     children: <Widget>[
+                  //       SizedBox(
+                  //         width: sizedBoxWidth,
+                  //         height: sizedBoxHeight,
+                  //         child: UserList(),
+                  //       )
+                  //     ],
+                  //   ),
+                  // ),
                 ],
               ),
             ),
@@ -129,7 +142,18 @@ class _HomeScreenState extends State<HomeScreen> {
                 ],
               ),
             ),
-            const Center(child: Text("hello"))
+            Center(
+              child: Column(
+                mainAxisAlignment: MainAxisAlignment.center,
+                children: <Widget>[
+                  SizedBox(
+                    width: sizedBoxWidth,
+                    height: sizedBoxHeight,
+                    child: HomeList(),
+                  )
+                ],
+              ),
+            ),
           ],
         ),
       ),

app/watt_wizard/lib/main.dart

@@ -1,9 +1,12 @@
+import 'package:cloud_firestore/cloud_firestore.dart';
 import 'package:firebase_auth/firebase_auth.dart';
 import 'package:flutter/material.dart';
 import 'package:firebase_core/firebase_core.dart';
 import 'firebase_options.dart';
 import 'homescreen.dart';
 
+final db = FirebaseFirestore.instance;
+
 Future<void> main() async {
   WidgetsFlutterBinding.ensureInitialized();
   await Firebase.initializeApp(options: DefaultFirebaseOptions.currentPlatform);
@@ -49,6 +52,20 @@ class MyHomePage extends StatelessWidget {
   void _signInWithGitHub() async {
     GithubAuthProvider githubProvider = GithubAuthProvider();
     await FirebaseAuth.instance.signInWithProvider(githubProvider);
+    if (FirebaseAuth.instance.currentUser != null) {
+      var userUID = await db.collection('users').doc(FirebaseAuth.instance.currentUser?.uid).get();
+      if (!userUID.exists) {
+        await db.collection('users').doc(FirebaseAuth.instance.currentUser?.uid).set(
+          {
+            'devices': [],
+            'friends': [],
+            'home': "",
+            'name': FirebaseAuth.instance.currentUser?.displayName,
+            'pfp': 'https://m.media-amazon.com/images/I/612-e1vHBAL._AC_SL1145_.jpg'
+          },
+        );
+      }
+    }
   }
 
   @override

app/watt_wizard/lib/profile.dart

@@ -1,11 +1,15 @@
 import 'dart:async';
 
+import 'package:cloud_firestore/cloud_firestore.dart';
+import 'package:firebase_auth/firebase_auth.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_blue_plus/flutter_blue_plus.dart';
 import 'package:watt_wizard/widgets/connected_device_tile.dart';
 import 'package:watt_wizard/widgets/scan_result_tile.dart';
 import 'package:watt_wizard/utils/extra.dart';
 
+final db = FirebaseFirestore.instance;
+
 class ProfileScreen extends StatefulWidget {
   const ProfileScreen({super.key, required this.username});
 
@@ -40,8 +44,7 @@ class _ProfileScreenState extends State<ProfileScreen> {
     _scanResultsSubscription = FlutterBluePlus.scanResults.listen((results) {
       List<ScanResult> result = [];
       for (ScanResult r in results) {
-        if (r.device.platformName == "Light Control" &&
-            !_connectedDevices.contains(r.device)) {
+        if (r.device.platformName == "Light Control" && !_connectedDevices.contains(r.device)) {
           result.add(r);
         }
       }
@@ -71,9 +74,27 @@ class _ProfileScreenState extends State<ProfileScreen> {
     FlutterBluePlus.stopScan();
   }
 
-  void onConnectPressed(BluetoothDevice device) {
+  void onConnectPressed(BluetoothDevice device) async {
     device.connectAndUpdateStream();
     _connectedDevices.add(device);
+
+    var userDoc = await db.collection('users').doc(FirebaseAuth.instance.currentUser?.uid).get();
+    List<dynamic> devices = await userDoc.get('devices');
+
+    int deviceHash = device.hashCode;
+
+    if (!devices.any((element) => element['id'] == deviceHash)) {
+      await db.collection('users').doc(FirebaseAuth.instance.currentUser?.uid).update({
+        'devices': FieldValue.arrayUnion([
+          {
+            'id': deviceHash,
+            'name': device.platformName,
+            'power': []
+          }
+        ])
+      });
+    }
+
     setState(() {});
   }
 
@@ -119,8 +140,7 @@ class _ProfileScreenState extends State<ProfileScreen> {
         child: const Icon(Icons.stop),
       );
     } else {
-      return FloatingActionButton(
-          onPressed: onScanPressed, child: const Text("SCAN"));
+      return FloatingActionButton(onPressed: onScanPressed, child: const Text("SCAN"));
     }
   }
 

app/watt_wizard/lib/widgets/homes_leaderboard.dart

@@ -0,0 +1,178 @@
+// ignore_for_file: prefer_const_constructors_in_immutables,unnecessary_const,library_private_types_in_public_api,avoid_print
+// Copyright 2021, the Chromium project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+import 'package:cloud_firestore/cloud_firestore.dart';
+import 'package:firebase_auth/firebase_auth.dart';
+import 'package:firebase_core/firebase_core.dart';
+import 'package:flutter/material.dart';
+import '../firebase_options.dart';
+
+// Future<void> main() async {
+//   WidgetsFlutterBinding.ensureInitialized();
+//   await Firebase.initializeApp(options: defaultFirebaseOptions);
+// }
+
+final _db = FirebaseFirestore.instance;
+
+/// A reference to the list of movies.
+/// We are using `withConverter` to ensure that interactions with the collection
+/// are type-safe.
+final _homesRef = _db.collection('homes').withConverter<_Home>(
+      fromFirestore: (snapshots, _) => _Home.fromJson(snapshots.data()!, snapshots.id),
+      toFirestore: (home, _) => home.toJson(),
+    );
+
+/// Holds all example app films
+class HomeList extends StatefulWidget {
+  const HomeList({Key? key}) : super(key: key);
+
+  @override
+  _HomeListState createState() => _HomeListState();
+}
+
+class _HomeListState extends State<HomeList> {
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      body: StreamBuilder<QuerySnapshot<_Home>>(
+        stream: _homesRef.snapshots(),
+        builder: (context, snapshot) {
+          if (snapshot.hasError) {
+            return Center(
+              child: Text(snapshot.error.toString()),
+            );
+          }
+
+          if (!snapshot.hasData) {
+            return const Center(child: CircularProgressIndicator());
+          }
+
+          final data = snapshot.requireData;
+
+          return ListView.builder(
+            itemCount: data.size,
+            itemBuilder: (context, index) {
+              return _HomeItem(
+                data.docs[index].data(),
+                data.docs[index].reference,
+              );
+            },
+          );
+        },
+      ),
+    );
+  }
+}
+
+Future<void> updateHome(_Home home) async {
+  String userUID = FirebaseAuth.instance.currentUser!.uid;
+
+  var userSnapshot = await _db.collection('users').doc(userUID).get();
+  String userHome = userSnapshot.get('home') as String;
+
+  await _db.collection('users').doc(userUID).update({
+    'home': home.id,
+  });
+
+  await _db.collection('homes').doc(userHome).update({
+    'users': FieldValue.arrayRemove([
+      userUID
+    ])
+  }).onError((error, stackTrace) => null);
+
+  await _db.collection('homes').doc(home.id).update({
+    'users': FieldValue.arrayUnion([
+      userUID
+    ])
+  });
+}
+
+/// A single movie row.
+class _HomeItem extends StatelessWidget {
+  _HomeItem(this.home, this.reference);
+
+  final _Home home;
+  final DocumentReference<_Home> reference;
+
+  /// Returns the movie poster.
+  Widget get pfp {
+    return SizedBox(
+      width: 100,
+      child: Image.network(home.pfp),
+    );
+  }
+
+  /// Returns user details.
+  Widget get details {
+    return Padding(
+      padding: const EdgeInsets.only(left: 8, right: 8),
+      child: Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: [
+          name,
+        ],
+      ),
+    );
+  }
+
+  // Return the home name.
+  Widget get name {
+    return Text(
+      '${home.name}',
+      style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
+    );
+  }
+
+  Widget updateHomeButton(BuildContext context, _Home home) {
+    return FloatingActionButton(
+      onPressed: () async {
+        await updateHome(home);
+      },
+      child: const Text("SELECT"),
+    );
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Padding(
+      padding: const EdgeInsets.only(bottom: 4, top: 4),
+      child: Row(
+        mainAxisAlignment: MainAxisAlignment.spaceAround,
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: [
+          pfp,
+          Flexible(child: details),
+          updateHomeButton(context, home),
+        ],
+      ),
+    );
+  }
+}
+
+@immutable
+class _Home {
+  _Home({required this.pfp, required this.users, required this.name, required this.id});
+
+  _Home.fromJson(Map<String, Object?> json, String id)
+      : this(
+          pfp: json['pfp']! as String,
+          users: json['users']! as List<dynamic>,
+          name: json['name']! as String,
+          id: id,
+        );
+
+  final String pfp;
+  final List<dynamic> users;
+  final String name;
+  final String id;
+
+  Map<String, Object?> toJson() {
+    return {
+      'users': users,
+      'pfp': pfp,
+      'name': name,
+    };
+  }
+}