lib/CreateAccountPage.dart

@@ -4,19 +4,28 @@ import 'package:firebase_auth/firebase_auth.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_applicationdemo/BottomNavPage.dart';
 import 'package:flutter_applicationdemo/GoogleSignInProvider.dart';
+import 'package:flutter_applicationdemo/mysql.dart';
 import 'package:google_sign_in/google_sign_in.dart';
 import 'package:flutter_applicationdemo/HomePage.dart';
 import 'package:flutter_signin_button/flutter_signin_button.dart';
 import 'package:provider/provider.dart';
 import 'GoogleSignInProvider.dart';
+import 'signInPage.dart';
+import 'globals.dart';
+import 'user.dart';
 
-class LoginPage extends StatefulWidget {
+class CreateAccountPage extends StatefulWidget {
-  _LoginPageState createState() => _LoginPageState();
+  _CreateAccountPageState createState() => _CreateAccountPageState();
 }
 
-class _LoginPageState extends State<LoginPage> {
+class _CreateAccountPageState extends State<CreateAccountPage> {
   Color pinkBackgroundColor = const Color.fromARGB(255, 240, 229, 229);
   Color textColor = const Color.fromARGB(255, 79, 98, 114);
+  TextEditingController emailController = TextEditingController();
+  TextEditingController passwordController = TextEditingController();
+  TextEditingController userNameController = TextEditingController();
+  var db = mysql();
+  late user loggedInUser;
 
   @override
   Widget build(BuildContext context) {
@@ -64,7 +73,7 @@ class _LoginPageState extends State<LoginPage> {
           context,
           MaterialPageRoute(
               builder: (context) =>
-                  LoginPage()), //Replace Container() with call to Map-page.
+                  CreateAccountPage()), //Replace Container() with call to Map-page.
         );
       } else {
         Navigator.push(
@@ -97,17 +106,17 @@ class _LoginPageState extends State<LoginPage> {
 
   InputField createUsernameField() {
     return InputField(
-        text: "Username:", isPassword: false, icon: Icon(Icons.person));
+        text: "Username:", isPassword: false, icon: Icon(Icons.person), controller: userNameController);
   }
 
   InputField createEmailField() {
     return InputField(
-        text: "Email:", isPassword: false, icon: Icon(Icons.email));
+        text: "Email:", isPassword: false, icon: Icon(Icons.email), controller: emailController);
   }
 
   InputField createPasswordField() {
     return InputField(
-        text: "Password:", isPassword: true, icon: Icon(Icons.lock));
+        text: "Password:", isPassword: true, icon: Icon(Icons.lock), controller: passwordController);
   }
 
   Padding createBackButton() {
@@ -131,7 +140,19 @@ class _LoginPageState extends State<LoginPage> {
 
   ElevatedButton createCreateAccountButton() {
     return ElevatedButton(
-      onPressed: () {},
+      onPressed: () async{
+        UserInput userInput = UserInput(isValid: false, errorMessage: "");
+        await verifyUserInput(emailController.text, userNameController.text, passwordController.text, userInput);
+        if(userInput.isValid){
+          await createUserInSQL(emailController.text, userNameController.text, passwordController.text);
+          Navigator.push(
+            context,
+            MaterialPageRoute(builder: (context) => HomePage()),
+          );
+        }else{
+          createUserError(userInput.errorMessage);
+        }
+      },
       child: Text(
         "Create Account",
         style: TextStyle(color: Colors.black, fontWeight: FontWeight.w400),
@@ -159,17 +180,89 @@ class _LoginPageState extends State<LoginPage> {
       ),
     );
   }
-} // _LoginPageState
+
+  Future<void> createUserInSQL(String email, String username, String password) async{
+    await db.getConnection().then((conn) async{
+      String sql = "INSERT INTO maen0574.user (id, email, password, username) VALUES (null, '$email', '$password', '$username');";
+      await conn.query(sql);
+
+      sql = "Select id, email, username from maen0574.user where email = '$email'";
+      await conn.query(sql).then((results){
+        for(var row in results){
+          setState(() {
+          });
+          loggedInUser = new user(row[0], row[1], row[2]);
+          LOGGED_IN_USER.userID = loggedInUser.userID;
+        }
+      });
+    });
+
+
+  }
+
+  Future<void> verifyUserInput(String email, String username, String password, userInput) async {
+    userInput.isValid = false;
+    if(email.contains("'") || !email.contains("@") || email.length < 5){
+      userInput.errorMessage = "Incorrect email format";
+      return;
+    }else if(username.contains("'") || username.length < 6){
+      userInput.errorMessage = "Incorrect username. \nCharacters limited to a-z, A-Z, 0-9.";
+      return;
+    }else if(password.contains("'") || password.length < 6) {
+      userInput.errorMessage = "Incorrect password. \nPassword can't contain ' and needs to be atleast 6 characters long";
+      return;
+    }
+    await db.getConnection().then((conn) async{
+      String sql = "SELECT email from maen0574.user where email = '$email';";
+      var results = await conn.query(sql);
+      userInput.isValid = true;
+      for(var row in results){
+        userInput.isValid = false;
+        userInput.errorMessage = "email already registererd";
+      }
+    });
+    return;
+  }
+  void createUserError(String stringContext) {
+    showDialog<String>(
+      context: context,
+      builder: (BuildContext context) => AlertDialog(
+        title: Text("Couldn't create user"),
+        content: Text(stringContext),
+        actions: <Widget>[
+          TextButton(
+            onPressed: () => Navigator.pop(context, 'OK'),
+            child: const Text('OK'),
+          ),
+        ],
+      ),
+    );
+  }
+  }
+
+class UserInput {
+  bool isValid;
+  String errorMessage;
+  UserInput({
+    required this.isValid,
+    required this.errorMessage
+  });
+  bool getIsValid(){
+    return isValid;
+  }
+  } // _LoginPageState
 
 class InputField extends StatelessWidget {
   final Icon icon;
   final String text;
   final bool isPassword;
+  final TextEditingController controller;
   const InputField({
     Key? key,
     required this.text,
     required this.isPassword,
     required this.icon,
+    required this.controller
   }) : super(key: key);
 
   @override
@@ -187,6 +280,7 @@ class InputField extends StatelessWidget {
       ),
       child: TextField(
         obscureText: isPassword,
+        controller: controller,
         decoration: InputDecoration(
           hintText: text,
           icon: icon,

lib/HomePage.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'BottomNavPage.dart';
 import 'package:flutter_applicationdemo/CreateAccountPage.dart';
+import 'globals.dart';
 import 'signInPage.dart';
 import 'user.dart';
 import 'globals.dart' as globals;
@@ -18,6 +19,7 @@ class _HomePageState extends State<HomePage> {
   Color textColor = const Color.fromARGB(255, 79, 98, 114);
   @override
   Widget build(BuildContext context) {
+    print(LOGGED_IN_USER.userID);
     return Scaffold(
       backgroundColor: pinkBackgroundColor,
       body: SafeArea(
@@ -136,7 +138,7 @@ class _HomePageState extends State<HomePage> {
           onPressed: () {
             Navigator.push(
               context,
-              MaterialPageRoute(builder: (context) => LoginPage()), //Replace Container() with call to Map-page.
+              MaterialPageRoute(builder: (context) => CreateAccountPage()), //Replace Container() with call to Map-page.
             );
           },
           child: const Text('Create account',