TKK_E32231193/lib/screens/register_screen.dart

331 lines
12 KiB
Dart

import 'package:flutter/material.dart';
import 'package:firebase_auth/firebase_auth.dart';
import '../services/auth_service.dart';
class RegisterScreen extends StatefulWidget {
const RegisterScreen({super.key});
@override
State<RegisterScreen> createState() => _RegisterScreenState();
}
class _RegisterScreenState extends State<RegisterScreen> {
final AuthService _auth = AuthService();
final _formKey = GlobalKey<FormState>();
final nameController = TextEditingController();
final emailController = TextEditingController();
final passwordController = TextEditingController();
final confirmPasswordController = TextEditingController();
bool isLoading = false;
bool isPasswordHidden = true;
bool isConfirmPasswordHidden = true;
void register() async {
if (!_formKey.currentState!.validate()) return;
if (passwordController.text != confirmPasswordController.text) {
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text("Password tidak sama")),
);
return;
}
setState(() => isLoading = true);
try {
User? user = await _auth.register(
emailController.text.trim(),
passwordController.text.trim(),
);
await user?.updateDisplayName(nameController.text.trim());
await _auth.logout();
if (!mounted) return;
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(
content: Text("Registrasi berhasil, silakan login"),
),
);
Navigator.pop(context);
} catch (e) {
String errorMsg = "Register gagal";
if (e.toString().contains("email-already-in-use")) {
errorMsg = "Email sudah terdaftar";
} else if (e.toString().contains("invalid-email")) {
errorMsg = "Format email tidak valid";
} else if (e.toString().contains("weak-password")) {
errorMsg = "Password terlalu lemah";
}
if (!mounted) return;
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text(errorMsg)),
);
}
if (mounted) {
setState(() => isLoading = false);
}
}
OutlineInputBorder buildBorder() {
return OutlineInputBorder(
borderRadius: BorderRadius.circular(18),
borderSide: const BorderSide(
color: Colors.black,
width: 1.6,
),
);
}
@override
void dispose() {
nameController.dispose();
emailController.dispose();
passwordController.dispose();
confirmPasswordController.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
return Scaffold(
body: Stack(
children: [
/// BACKGROUND
Container(
decoration: const BoxDecoration(
image: DecorationImage(
image: AssetImage("assets/images/1.png"),
fit: BoxFit.cover,
),
),
),
/// OVERLAY
Container(
color: Colors.black.withOpacity(0.6),
),
/// CONTENT
Center(
child: SingleChildScrollView(
padding: const EdgeInsets.symmetric(horizontal: 30),
child: Form(
key: _formKey,
child: Column(
children: [
Image.asset(
"assets/images/4.png",
height: 100,
),
const SizedBox(height: 20),
const Text(
"Selada Hidroponik",
style: TextStyle(
fontSize: 26,
fontWeight: FontWeight.bold,
color: Colors.white,
),
),
const SizedBox(height: 40),
/// CARD
Container(
padding: const EdgeInsets.all(28),
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(30),
boxShadow: [
BoxShadow(
color: Colors.black.withOpacity(0.25),
blurRadius: 30,
offset: const Offset(0, 15),
),
],
),
child: Column(
children: [
const Text(
"Daftar sebagai pengguna baru",
style: TextStyle(
fontWeight: FontWeight.bold,
color: Color(0xFF2E7D32),
),
),
const SizedBox(height: 30),
/// NAMA
TextFormField(
controller: nameController,
decoration: InputDecoration(
labelText: "Nama Lengkap",
prefixIcon: const Icon(Icons.person_outline),
enabledBorder: buildBorder(),
focusedBorder: buildBorder(),
),
validator: (value) =>
value!.isEmpty ? "Nama wajib diisi" : null,
),
const SizedBox(height: 20),
/// EMAIL
TextFormField(
controller: emailController,
keyboardType: TextInputType.emailAddress,
decoration: InputDecoration(
labelText: "Email",
prefixIcon: const Icon(Icons.email_outlined),
enabledBorder: buildBorder(),
focusedBorder: buildBorder(),
),
validator: (value) {
if (value == null || value.isEmpty) {
return "Email wajib diisi";
}
if (!value.contains("@")) {
return "Email tidak valid";
}
return null;
},
),
const SizedBox(height: 20),
/// PASSWORD
TextFormField(
controller: passwordController,
obscureText: isPasswordHidden,
decoration: InputDecoration(
labelText: "Password",
prefixIcon: const Icon(Icons.lock_outline),
enabledBorder: buildBorder(),
focusedBorder: buildBorder(),
suffixIcon: IconButton(
icon: Icon(
isPasswordHidden
? Icons.visibility_off
: Icons.visibility,
),
onPressed: () {
setState(() {
isPasswordHidden = !isPasswordHidden;
});
},
),
),
validator: (value) {
if (value == null || value.isEmpty) {
return "Password wajib diisi";
}
if (value.length < 6) {
return "Minimal 6 karakter";
}
return null;
},
),
const SizedBox(height: 20),
/// KONFIRM PASSWORD
TextFormField(
controller: confirmPasswordController,
obscureText: isConfirmPasswordHidden,
decoration: InputDecoration(
labelText: "Konfirmasi Password",
prefixIcon: const Icon(Icons.lock_outline),
enabledBorder: buildBorder(),
focusedBorder: buildBorder(),
suffixIcon: IconButton(
icon: Icon(
isConfirmPasswordHidden
? Icons.visibility_off
: Icons.visibility,
),
onPressed: () {
setState(() {
isConfirmPasswordHidden =
!isConfirmPasswordHidden;
});
},
),
),
validator: (value) {
if (value == null || value.isEmpty) {
return "Konfirmasi wajib diisi";
}
if (value != passwordController.text) {
return "Password tidak sama";
}
return null;
},
),
const SizedBox(height: 35),
/// BUTTON
SizedBox(
width: double.infinity,
height: 55,
child: ElevatedButton(
onPressed: isLoading ? null : register,
style: ElevatedButton.styleFrom(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(18),
),
backgroundColor: const Color(0xFF2E7D32),
),
child: isLoading
? const CircularProgressIndicator(
color: Colors.white,
)
: const Text(
"Sign Up",
style: TextStyle(
fontSize: 17,
fontWeight: FontWeight.bold,
color: Colors.white,
),
),
),
),
],
),
),
const SizedBox(height: 25),
GestureDetector(
onTap: () => Navigator.pop(context),
child: const Text(
"Sudah punya akun? Login sekarang!",
style: TextStyle(
color: Colors.white,
decoration: TextDecoration.underline,
),
),
),
],
),
),
),
),
],
),
);
}
}