second commit

.vscode/launch.json

@@ -0,0 +1,13 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "electchain",
+            "request": "launch",
+            "type": "dart"
+        }
+    ]
+}

android/app/build.gradle

@@ -1,3 +1,5 @@
+apply plugin: 'com.google.gms.google-services'
+
 def localProperties = new Properties()
 def localPropertiesFile = rootProject.file('local.properties')
 if (localPropertiesFile.exists()) {
@@ -22,6 +24,7 @@ if (flutterVersionName == null) {
 }
 
 apply plugin: 'com.android.application'
+apply plugin: 'com.google.gms.google-services' 
 apply plugin: 'kotlin-android'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 
@@ -38,11 +41,12 @@ android {
 
     defaultConfig {
         // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
-        applicationId "com.example.electchain"
-        minSdkVersion 16
+        applicationId "com.bravechains.electchain"
+        minSdkVersion 21
         targetSdkVersion 29
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName
+        multiDexEnabled true
     }
 
     buildTypes {
@@ -60,4 +64,6 @@ flutter {
 
 dependencies {
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+    implementation 'com.android.support:multidex:1.0.3'
 }
+

android/app/google-services.json

@@ -0,0 +1,39 @@
+{
+  "project_info": {
+    "project_number": "623103710021",
+    "project_id": "electchain-8ea68",
+    "storage_bucket": "electchain-8ea68.appspot.com"
+  },
+  "client": [
+    {
+      "client_info": {
+        "mobilesdk_app_id": "1:623103710021:android:ad74a9bd02f94be223642c",
+        "android_client_info": {
+          "package_name": "com.bravechains.electchain"
+        }
+      },
+      "oauth_client": [
+        {
+          "client_id": "623103710021-p6hqpduo0sb1q1s2vkfgr601am4odvoc.apps.googleusercontent.com",
+          "client_type": 3
+        }
+      ],
+      "api_key": [
+        {
+          "current_key": "AIzaSyCvm74iYeDPCCIwhrznP-yQrirnB5RAbsI"
+        }
+      ],
+      "services": {
+        "appinvite_service": {
+          "other_platform_oauth_client": [
+            {
+              "client_id": "623103710021-p6hqpduo0sb1q1s2vkfgr601am4odvoc.apps.googleusercontent.com",
+              "client_type": 3
+            }
+          ]
+        }
+      }
+    }
+  ],
+  "configuration_version": "1"
+}

android/build.gradle

@@ -8,6 +8,7 @@ buildscript {
     dependencies {
         classpath 'com.android.tools.build:gradle:3.5.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
+        classpath 'com.google.gms:google-services:4.3.4'
     }
 }
 
@@ -29,3 +30,10 @@ subprojects {
 task clean(type: Delete) {
     delete rootProject.buildDir
 }
+
+buildscript {
+   dependencies { 
+       // ...
+      // classpath 'com.google.gms:google-services:4.3.3'  // <-- here
+   }
+}

lib/bidings/add_candidate_binding.dart

@@ -0,0 +1,19 @@
+import 'package:get/get.dart';
+import 'package:Electchain/services/database.dart';
+import 'package:Electchain/controllers/controllers.dart';
+
+class AddCandidateBinding extends Bindings {
+  @override
+  void dependencies() {
+    getData() async {
+      var data;
+      await DataBase()
+          .candidatesStream(Get.find<UserController>().user.id,
+              Get.arguments[0].id.toString())
+          .then((election) {
+        data = election.data()['options'];
+        Get.find<ElectionController>().currentElection.options = data;
+      });
+    }
+  }
+}

lib/bidings/auth_binding.dart

@@ -0,0 +1,9 @@
+import 'package:Electchain/controllers/controllers.dart';
+import 'package:get/get.dart';
+
+class AuthBinding extends Bindings {
+  @override
+  void dependencies() {
+    Get.lazyPut<AuthController>(() => AuthController());
+  }
+}

lib/controllers/add_vote_option.dart

@@ -1,10 +1,14 @@
+import 'package:Electchain/screens/screens.dart';
 import 'package:get/get.dart';
 import 'package:Electchain/models/add_vote_option.dart';
+import 'package:Electchain/models/models.dart';
+import 'package:cloud_firestore/cloud_firestore.dart';
 
-class VoteOptionController extends GetxController {
-  final candidates = List<VoteOption>().obs;
-  //addOption
-  addOption(name, desc) {
-    candidates.add(VoteOption(name: name, description: desc));
+class CandidateController extends GetxController {
+  CandidateModel fromDocumentSnapshot(DocumentSnapshot doc) {
+    CandidateModel _candidate = CandidateModel();
+    _candidate.name = doc['name'];
+    _candidate.description = doc['description'];
+    return _candidate;
   }
 }

lib/controllers/auth_controller.dart

@@ -0,0 +1,62 @@
+import 'package:Electchain/models/models.dart';
+import 'package:Electchain/services/database.dart';
+import 'package:get/get.dart';
+import 'package:firebase_auth/firebase_auth.dart';
+import 'package:Electchain/controllers/controllers.dart';
+
+class AuthController extends GetxController {
+  FirebaseAuth _auth = FirebaseAuth.instance;
+  Rx<User> _firebaseUser = Rx<User>();
+  var usercontroller = Get.put(UserController());
+
+  String get user => _firebaseUser.value?.email;
+
+  @override
+  // ignore: must_call_super
+  void onInit() {
+    _firebaseUser.bindStream(_auth.authStateChanges());
+  }
+
+  void createUser(name, phoneNumber, email, password) async {
+    try {
+      var _authResult = await _auth.createUserWithEmailAndPassword(
+          email: email, password: password);
+
+      //Create a user in firestore
+      UserModel _user = UserModel(
+          id: _authResult.user.uid,
+          name: name,
+          phoneNumber: phoneNumber,
+          email: email);
+      if (await DataBase().createNewUser(_user)) {
+        Get.find<UserController>().user = _user;
+        Get.back();
+      }
+    } catch (err) {
+      Get.snackbar('Processing Error', err.message);
+    }
+  }
+
+  void loginUser(String email, String password) async {
+    try {
+      var _authResult = await _auth.signInWithEmailAndPassword(
+          email: email, password: password);
+
+      Get.find<UserController>().user =
+          await DataBase().getUser(_authResult.user.uid);
+      print(await DataBase().getUser(_authResult.user.uid));
+      Get.back();
+    } catch (err) {
+      Get.snackbar('Processing Error', err.message);
+    }
+  }
+
+  void signOut() {
+    try {
+      _auth.signOut();
+      Get.find<UserController>().clear();
+    } catch (err) {
+      Get.snackbar('Processing Error', err.message);
+    }
+  }
+}

lib/controllers/controllers.dart

@@ -0,0 +1,4 @@
+export 'add_vote_option.dart';
+export 'auth_controller.dart';
+export 'user_controller.dart';
+export 'election_controller.dart';

lib/controllers/election_controller.dart

@@ -0,0 +1,47 @@
+import 'dart:math';
+
+import 'package:Electchain/models/models.dart';
+import 'package:Electchain/services/database.dart';
+import 'package:get/get.dart';
+import 'package:cloud_firestore/cloud_firestore.dart';
+
+//Function to generate the vote access code as a mix of number and sting
+
+const _chars = 'AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz1234567890';
+Random _random = Random();
+
+String getRandomString(int length) => String.fromCharCodes(Iterable.generate(
+    length, (_) => _chars.codeUnitAt(_random.nextInt(_chars.length))));
+
+class ElectionController extends GetxController {
+  Rx<ElectionModel> _electionModel = ElectionModel().obs;
+  ElectionModel currentElection = ElectionModel();
+
+  ElectionModel get election => _electionModel.value;
+
+  set user(ElectionModel value) => this._electionModel.value = value;
+
+  bool endElection() {
+    _electionModel.value.endDate = DateTime.now().toString();
+    return true;
+  }
+
+  createElection(name, description, owner, startDate, endDate) {
+    ElectionModel election = ElectionModel(
+        accessCode: getRandomString(6),
+        name: name,
+        description: description,
+        owner: owner,
+        startDate: startDate,
+        endDate: endDate);
+    DataBase().createElection(election);
+  }
+
+  candidatesStream(String _uid, String _electionId) {
+    DataBase().candidatesStream(_uid, _electionId);
+  }
+
+  copyAccessCode() {
+    //how to copy to the clipboard using dart
+  }
+}

lib/controllers/user_controller.dart

@@ -0,0 +1,22 @@
+import 'package:Electchain/models/models.dart';
+import 'package:get/get.dart';
+import 'package:cloud_firestore/cloud_firestore.dart';
+
+class UserController extends GetxController {
+  Rx<UserModel> _userModel = UserModel().obs;
+
+  UserModel get user => _userModel.value;
+  set user(UserModel value) => this._userModel.value = value;
+  void clear() {
+    _userModel.value = UserModel();
+  }
+
+  UserModel fromDocumentSnapshot(DocumentSnapshot doc) {
+    UserModel _user = UserModel();
+    _user.id = doc.id;
+    _user.email = doc['email'];
+    _user.name = doc['name'];
+    _user.phoneNumber = doc['phonenumber'];
+    return _user;
+  }
+}