TKK_E32210755/lib/Screen/register.dart

import 'package:firebase_auth/firebase_auth.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:securify/Components/background.dart';
import 'package:securify/Components/wrapper.dart';
import 'package:securify/Screen/login.dart';
import 'package:firebase_database/firebase_database.dart';

class Signup extends StatefulWidget {
  const Signup({super.key});

  @override
  State<Signup> createState() => _SignupState();
}

class _SignupState extends State<Signup> {
  TextEditingController username = TextEditingController();
  TextEditingController email = TextEditingController();
  TextEditingController phone = TextEditingController();
  TextEditingController coderegistration = TextEditingController();
  TextEditingController password = TextEditingController();

  Future<void> signup() async {
    try {
      UserCredential userCredential = await FirebaseAuth.instance
          .createUserWithEmailAndPassword(
              email: email.text, password: password.text);

      String uid = userCredential.user!.uid;

      DatabaseReference userRef =
          FirebaseDatabase.instance.ref().child('Users').child(uid);

      await userRef.set({
        'username': username.text,
        'email': email.text,
        'phone': phone.text,
        'coderegistration': coderegistration.text,
        'created_at': ServerValue.timestamp,
      });

      Get.offAll(const Wrapper());
    } on FirebaseAuthException catch (e) {
      Get.snackbar('Error', e.message ?? 'Registration Failed');
    }
  }

  @override
  Widget build(BuildContext context) {
    Size size = MediaQuery.of(context).size;

    return Scaffold(
      resizeToAvoidBottomInset: true,
      body: Background(
        child: SafeArea(
          child: SingleChildScrollView(
            child: Column(
              mainAxisAlignment: MainAxisAlignment.center,
              children: <Widget>[
                Container(
                  alignment: Alignment.centerLeft,
                  padding: const EdgeInsets.symmetric(horizontal: 40),
                  child: const Text(
                    "REGISTER",
                    style: TextStyle(
                        fontWeight: FontWeight.bold,
                        color: Color(0xFF2661FA),
                        fontSize: 36),
                    textAlign: TextAlign.left,
                  ),
                ),
                SizedBox(height: size.height * 0.03),
                Container(
                  alignment: Alignment.center,
                  margin: const EdgeInsets.symmetric(horizontal: 40),
                  child: TextField(
                    controller: username,
                    decoration: const InputDecoration(labelText: "Username"),
                  ),
                ),
                SizedBox(height: size.height * 0.03),
                Container(
                  alignment: Alignment.center,
                  margin: const EdgeInsets.symmetric(horizontal: 40),
                  child: TextField(
                    controller: email,
                    decoration: const InputDecoration(labelText: "Email"),
                  ),
                ),
                SizedBox(height: size.height * 0.03),
                Container(
                  alignment: Alignment.center,
                  margin: const EdgeInsets.symmetric(horizontal: 40),
                  child: TextField(
                    controller: phone,
                    decoration: const InputDecoration(labelText: "Phone"),
                  ),
                ),
                SizedBox(height: size.height * 0.03),
                Container(
                  alignment: Alignment.center,
                  margin: const EdgeInsets.symmetric(horizontal: 40),
                  child: TextField(
                    controller: coderegistration,
                    decoration:
                        const InputDecoration(labelText: "Code Registration"),
                  ),
                ),
                SizedBox(height: size.height * 0.03),
                Container(
                  alignment: Alignment.center,
                  margin: const EdgeInsets.symmetric(horizontal: 40),
                  child: TextField(
                    controller: password,
                    decoration: const InputDecoration(labelText: "Password"),
                    obscureText: true,
                  ),
                ),
                SizedBox(height: size.height * 0.05),
                Container(
                  alignment: Alignment.centerRight,
                  margin:
                      const EdgeInsets.symmetric(horizontal: 40, vertical: 10),
                  child: ElevatedButton(
                    onPressed: (() => signup()),
                    style: ElevatedButton.styleFrom(
                      shape: RoundedRectangleBorder(
                          borderRadius: BorderRadius.circular(80.0)),
                      padding: const EdgeInsets.all(0),
                    ),
                    child: Container(
                      alignment: Alignment.center,
                      height: 50.0,
                      width: size.width * 0.5,
                      decoration: BoxDecoration(
                          borderRadius: BorderRadius.circular(80.0),
                          gradient: const LinearGradient(colors: [
                            Color.fromARGB(255, 255, 136, 34),
                            Color.fromARGB(255, 255, 177, 41)
                          ])),
                      padding: const EdgeInsets.all(0),
                      child: const Text(
                        "SIGN UP",
                        textAlign: TextAlign.center,
                        style: TextStyle(fontWeight: FontWeight.bold),
                      ),
                    ),
                  ),
                ),
                Container(
                  alignment: Alignment.centerRight,
                  margin:
                      const EdgeInsets.symmetric(horizontal: 40, vertical: 10),
                  child: GestureDetector(
                    onTap: () => {
                      Navigator.push(
                          context,
                          MaterialPageRoute(
                              builder: (context) => const Login()))
                    },
                    child: const Text(
                      "Already Have an Account? Sign in",
                      style: TextStyle(
                          fontSize: 12,
                          fontWeight: FontWeight.bold,
                          color: Color(0xFF2661FA)),
                    ),
                  ),
                )
              ],
            ),
          ),
        ),
      ),
    );
  }
}