304 lines
12 KiB
Dart
304 lines
12 KiB
Dart
import 'package:flutter/material.dart';
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import 'dashboard.dart'; // Pastikan untuk mengimpor halaman dashboard
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import 'package:firebase_auth/firebase_auth.dart'; // Import Firebase Auth
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class LoginScreen extends StatefulWidget {
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@override
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_LoginScreenState createState() => _LoginScreenState();
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}
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class _LoginScreenState extends State<LoginScreen> with SingleTickerProviderStateMixin {
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final TextEditingController _emailController = TextEditingController();
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final TextEditingController _passwordController = TextEditingController();
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final GlobalKey<FormState> _formKey = GlobalKey<FormState>();
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bool _isLoading = false;
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bool _obscurePassword = true;
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late AnimationController _animationController;
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late Animation<double> _fadeAnimation;
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// Initialize Firebase Auth
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final FirebaseAuth _auth = FirebaseAuth.instance;
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@override
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void initState() {
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super.initState();
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_animationController = AnimationController(
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vsync: this,
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duration: Duration(milliseconds: 1500),
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);
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_fadeAnimation = CurvedAnimation(
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parent: _animationController,
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curve: Curves.easeIn,
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);
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_animationController.forward();
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}
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@override
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void dispose() {
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_animationController.dispose();
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_emailController.dispose();
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_passwordController.dispose();
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super.dispose();
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}
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// Fungsi login (diperbarui untuk menggunakan Firebase Auth)
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void _login() async {
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if (_formKey.currentState!.validate()) {
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setState(() {
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_isLoading = true;
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});
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try {
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// Menggunakan Firebase Auth untuk login
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await _auth.signInWithEmailAndPassword(
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email: _emailController.text,
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password: _passwordController.text,
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);
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// Pindah ke halaman dashboard setelah login berhasil
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Navigator.pushReplacement(
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context,
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MaterialPageRoute(builder: (context) => DashboardPage()),
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);
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text('Login berhasil!'),
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backgroundColor: Colors.green,
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),
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);
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} catch (e) {
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// Menangani kesalahan login
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text('Login gagal: ${e.toString()}'),
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backgroundColor: Colors.red,
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),
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);
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} finally {
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setState(() {
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_isLoading = false;
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});
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}
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}
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}
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// Fungsi untuk mengirim email reset password
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void _resetPassword() async {
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String email = _emailController.text;
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if (email.isEmpty) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text('Masukkan email untuk reset password'),
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backgroundColor: Colors.orange,
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),
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);
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return;
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}
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try {
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await _auth.sendPasswordResetEmail(email: email);
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text('Email reset password telah dikirim!'),
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backgroundColor: Colors.green,
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),
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);
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} catch (e) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text('Gagal mengirim email: ${e.toString()}'),
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backgroundColor: Colors.red,
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),
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);
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}
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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body: Container(
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decoration: BoxDecoration(
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gradient: LinearGradient(
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begin: Alignment.topCenter,
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end: Alignment.bottomCenter,
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colors: [Colors.white, Color(0xFFFDEDEE)],
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),
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),
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child: Center(
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child: SingleChildScrollView(
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padding: const EdgeInsets.all(24.0),
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child: FadeTransition(
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opacity: _fadeAnimation,
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Hero(
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tag: 'logo',
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child: Image.asset('assets/Logo.jpg', width: 180, height: 180),
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),
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SizedBox(height: 20),
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Text(
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"JAGO",
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style: TextStyle(
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fontSize: 36,
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fontWeight: FontWeight.bold,
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color: Color(0xFFA82429),
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letterSpacing: 2.0,
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),
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),
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SizedBox(height: 10),
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Text(
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"Selamat Datang",
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style: TextStyle(
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fontSize: 24,
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fontWeight: FontWeight.bold,
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color: Colors.black87,
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),
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),
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SizedBox(height: 8),
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Text(
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"Silahkan masuk untuk melanjutkan",
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style: TextStyle(fontSize: 16, color: Colors.grey[600]),
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),
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SizedBox(height: 40),
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Card(
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elevation: 8,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(16),
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),
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child: Padding(
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padding: const EdgeInsets.all(20.0),
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child: Form(
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key: _formKey,
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child: Column(
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children: [
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// Input Email
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TextFormField(
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controller: _emailController,
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keyboardType: TextInputType.emailAddress,
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decoration: InputDecoration(
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labelText: 'Email',
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labelStyle: TextStyle(color: Color(0xFFA82429)),
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hintText: 'Masukkan email anda',
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(12),
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borderSide: BorderSide(color: Color(0xFFA82429)),
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),
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focusedBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(12),
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borderSide: BorderSide(color: Color(0xFFA82429), width: 2),
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),
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prefixIcon: Icon(Icons.email, color: Color(0xFFA82429)),
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),
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validator: (value) {
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if (value == null || value.isEmpty) {
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return 'Email tidak boleh kosong';
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}
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if (!RegExp(r'^[^@]+@[^@]+\.[^@]+').hasMatch(value)) {
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return 'Format email tidak valid';
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}
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return null;
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},
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),
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SizedBox(height: 20),
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// Input Password
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TextFormField(
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controller: _passwordController,
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obscureText: _obscurePassword,
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decoration: InputDecoration(
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labelText: 'Password',
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labelStyle: TextStyle(color: Color(0xFFA82429)),
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hintText: 'Masukkan password anda',
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(12),
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borderSide: BorderSide(color: Color(0xFFA82429)),
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),
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focusedBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(12),
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borderSide: BorderSide(color: Color(0xFFA82429), width: 2),
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),
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prefixIcon: Icon(Icons.lock, color: Color(0xFFA82429)),
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suffixIcon: IconButton(
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icon: Icon(
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_obscurePassword ? Icons.visibility_off : Icons.visibility,
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color: Color(0xFFA82429),
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),
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onPressed: () {
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setState(() {
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_obscurePassword = !_obscurePassword;
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});
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},
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),
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),
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validator: (value) {
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if (value == null || value.isEmpty) {
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return 'Password tidak boleh kosong';
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}
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if (value.length < 6) {
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return 'Password minimal 6 karakter';
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}
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return null;
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},
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),
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SizedBox(height: 10),
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// Tautan Lupa Password
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Align(
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alignment: Alignment.centerRight,
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child: TextButton(
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onPressed: _resetPassword,
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child: Text(
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"Lupa password?",
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style: TextStyle(
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color: Color(0xFFA82429),
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fontWeight: FontWeight.w600,
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),
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),
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),
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),
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SizedBox(height: 24),
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// Tombol Login
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SizedBox(
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width: double.infinity,
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height: 55,
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child: ElevatedButton(
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onPressed: _isLoading ? null : _login,
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style: ElevatedButton.styleFrom(
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backgroundColor: Color(0xFFA82429),
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foregroundColor: Colors.white,
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elevation: 5,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(12),
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),
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),
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child: _isLoading
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? CircularProgressIndicator(
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valueColor: AlwaysStoppedAnimation<Color>(Colors.white),
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)
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: Text(
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'MASUK',
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style: TextStyle(
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fontSize: 18,
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fontWeight: FontWeight.bold,
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letterSpacing: 1.0,
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),
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),
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),
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),
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],
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),
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),
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),
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),
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],
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),
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),
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),
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),
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),
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);
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}
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}
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