228 lines
8.1 KiB
Dart
228 lines
8.1 KiB
Dart
import 'dart:convert';
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import 'package:flutter/material.dart';
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import 'package:http/http.dart' as http;
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import 'package:shared_preferences/shared_preferences.dart';
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import 'home_page.dart';
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import 'package:frontend/admin/admin_page.dart';
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import 'register_page.dart';
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import 'forgot_password_page.dart';
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class LoginPage extends StatefulWidget {
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@override
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_LoginPageState createState() => _LoginPageState();
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}
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class _LoginPageState extends State<LoginPage> {
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final TextEditingController _emailController = TextEditingController();
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final TextEditingController _passwordController = TextEditingController();
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bool _isLoading = false;
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Future<void> _login() async {
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setState(() {
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_isLoading = true;
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});
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String email = _emailController.text.trim();
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String password = _passwordController.text.trim();
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if (email.isEmpty || password.isEmpty) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text("Email dan Password harus diisi")),
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);
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setState(() {
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_isLoading = false;
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});
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return;
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}
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try {
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var url = Uri.parse("http://localhost:5000/api/auth/login");
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var response = await http.post(
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url,
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headers: {"Content-Type": "application/json"},
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body: jsonEncode({
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"email": email,
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"password": password,
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}),
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);
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var responseData = jsonDecode(response.body);
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if (response.statusCode == 200) {
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// Simpan token & role ke SharedPreferences
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final SharedPreferences prefs = await SharedPreferences.getInstance();
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print("User ID dari respons login: ${responseData['userId']}");
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await prefs.setString('token', responseData['token']);
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await prefs.setString('role', responseData['role']);
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await prefs.setString('email', email);
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await prefs.setString('userId', responseData['userId'].toString());
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// Redirect berdasarkan role
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if (responseData['role'] == 'admin') {
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Navigator.pushReplacement(
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context,
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MaterialPageRoute(builder: (context) => AdminPage()),
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);
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} else {
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Navigator.pushReplacement(
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context,
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MaterialPageRoute(builder: (context) => HomePage()),
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);
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}
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} else {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text(responseData['message'] ?? "Login gagal")),
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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(content: Text("Terjadi kesalahan: $e")),
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);
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}
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setState(() {
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_isLoading = false;
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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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backgroundColor: Color(0xFF9DC08D),
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body: Stack(
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children: [
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Positioned(
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top: 40,
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left: 20,
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child: IconButton(
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icon: Icon(Icons.arrow_back, color: Colors.white),
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onPressed: () {
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Navigator.pop(context);
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},
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),
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),
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Center(
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child: SingleChildScrollView(
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: 20.0),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Image.asset(
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'assets/images/bayam.png',
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height: 150,
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),
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SizedBox(height: 30),
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Card(
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(15),
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),
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elevation: 5,
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child: Padding(
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padding: const EdgeInsets.all(20.0),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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TextField(
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controller: _emailController,
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decoration: InputDecoration(
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labelText: 'email',
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(10),
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),
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),
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),
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SizedBox(height: 20),
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TextField(
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controller: _passwordController,
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obscureText: true,
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decoration: InputDecoration(
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labelText: 'Password',
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(10),
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),
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),
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),
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SizedBox(height: 20),
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SizedBox(
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width: double.infinity,
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height: 50,
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child: ElevatedButton(
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style: ElevatedButton.styleFrom(
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backgroundColor: Colors.green,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(10),
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),
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),
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onPressed: _isLoading ? null : _login,
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child: _isLoading
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? CircularProgressIndicator(
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color: Colors.white,
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)
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: Text(
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'Login',
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style: TextStyle(
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color: Colors.white,
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fontSize: 16,
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fontWeight: FontWeight.bold,
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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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SizedBox(height: 20),
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Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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GestureDetector(
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onTap: () {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (context) => RegisterPage(),
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),
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);
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},
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child: Text(
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'Belum punya akun? Daftar',
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style: TextStyle(
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color: Colors.white,
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decoration: TextDecoration.underline,
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),
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),
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),
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SizedBox(width: 10),
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GestureDetector(
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onTap: () {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (context) => ForgotPasswordPage(),
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),
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);
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},
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child: Text(
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'Lupa Password?',
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style: TextStyle(
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color: Colors.white,
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decoration: TextDecoration.underline,
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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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