ts-tat/lib/Screens/authentication/login/login_widget.dart
2025-05-05 09:05:01 +05:30

726 lines
25 KiB
Dart

import 'dart:convert';
import 'package:flutter/material.dart';
import 'package:frontend/config/apiUrl.dart';
import 'package:http/http.dart' as http;
import 'package:go_router/go_router.dart';
import 'package:shared_preferences/shared_preferences.dart';
class LoginWidget extends StatefulWidget {
final bool isDesktop;
final bool isTablet;
const LoginWidget({Key? key, required this.isDesktop, required this.isTablet})
: super(key: key);
@override
_LoginWidgetState createState() => _LoginWidgetState();
}
enum LoginStep { login, forgotEmail, otpReset }
class _LoginWidgetState extends State<LoginWidget> {
final _formKey = GlobalKey<FormState>();
final TextEditingController _emailController = TextEditingController();
final TextEditingController _passwordController = TextEditingController();
final TextEditingController _otpController = TextEditingController();
final TextEditingController _newPasswordController = TextEditingController();
final TextEditingController _confirmPasswordController =
TextEditingController();
bool _obscureText = true;
bool _isForgotPassword = false;
bool _showOtpResetFields = false;
// 🔹 Login Step Enum and State Variable
LoginStep _loginStep = LoginStep.login;
@override
void dispose() {
_emailController.dispose();
_passwordController.dispose();
_otpController.dispose();
_newPasswordController.dispose();
_confirmPasswordController.dispose();
super.dispose();
}
Future<void> storeUserDetails(String token) async {
try {
final parts = token.split('.');
if (parts.length != 3) throw Exception('Invalid token format');
final payload = json
.decode(utf8.decode(base64Url.decode(base64Url.normalize(parts[1]))));
final userData = payload['data'];
final prefs = await SharedPreferences.getInstance();
await prefs.setString('auth_token', token);
await prefs.setString(
'user_data', jsonEncode(userData)); // Store full user data
if (userData != null) {
final pref = await SharedPreferences.getInstance();
await pref.setString('auth_token', token);
await pref.setString('user_data', jsonEncode(userData));
}
} catch (e) {
print('Error decoding token: $e');
}
}
Future<void> _login(BuildContext context) async {
if (_formKey.currentState!.validate()) {
const String url = '$apiUrl/auth/login';
try {
final response = await http.post(
Uri.parse(url),
headers: {
'Content-Type': 'application/json',
'Accept': 'application/json'
},
body: jsonEncode({
'email': _emailController.text.trim(),
'password': _passwordController.text.trim(),
}),
);
if (response.statusCode == 200) {
final data = jsonDecode(response.body);
print("data- $data");
final token = data['token']; // Assuming the token is in response
// final userId = data['user_id'].toString();
await storeUserDetails(token);
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text("Login Successful"),
backgroundColor: Colors.green, // Set background to green
),
);
context.go('/listPlan'); // Navigate to home
} else {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(
"Login Failed: ${jsonDecode(response.body)['message']}")),
);
}
} catch (e) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text("Error: $e")),
);
}
}
}
Future<void> _handleSubmit(BuildContext context) async {
print('2');
if (!_formKey.currentState!.validate()) return;
print('3');
if (_isForgotPassword && !_showOtpResetFields) {
print('11');
// Step 1: Send OTP
final url = '$apiUrl/forgotPassword/verifyUser';
try {
final response = await http.post(
Uri.parse(url),
headers: {'Content-Type': 'application/json'},
body: jsonEncode({'email': _emailController.text.trim()}),
);
if (response.statusCode == 200) {
setState(() => _showOtpResetFields = true);
setState(() {
_isForgotPassword = false;
_showOtpResetFields = true;
// _clearAllFields();
});
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text("OTP sent to your email")),
);
} else {
print(response);
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content:
Text("${jsonDecode(response.body)['messages']['error']}")),
);
}
} catch (e) {
ScaffoldMessenger.of(context)
.showSnackBar(SnackBar(content: Text("Error: $e")));
}
} else if (!_isForgotPassword && _showOtpResetFields) {
print('22');
// Step 2: Verify OTP & Reset Password
final url = '$apiUrl/forgotPassword/changePassword';
try {
print('21');
final response = await http.post(
Uri.parse(url),
headers: {'Content-Type': 'application/json'},
body: jsonEncode({
'email': _emailController.text.trim(),
'otp': _otpController.text.trim(),
'new_password': _newPasswordController.text.trim(),
'confirm_password': _confirmPasswordController.text.trim(),
}),
);
if (response.statusCode == 200) {
print('22');
setState(() {
_isForgotPassword = false;
_showOtpResetFields = false;
_clearAllFields();
});
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text("Password reset successfully")),
);
} else {
print('23');
print('otp wrong');
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(
"Reset failed: ${jsonDecode(response.body)['message']}")),
);
}
} catch (e) {
ScaffoldMessenger.of(context)
.showSnackBar(SnackBar(content: Text("Error: $e")));
}
} else {
// Login flow
_login(context);
}
}
void _clearAllFields() {
_emailController.clear();
_passwordController.clear();
_otpController.clear();
_newPasswordController.clear();
_confirmPasswordController.clear();
}
void _onSubmit(BuildContext context) async {
if (_formKey.currentState!.validate()) {
if (!_isForgotPassword && !_showOtpResetFields) {
await _login(context);
} else {
print('1');
_handleSubmit(context);
}
}
}
@override
/// Layout
Widget build(BuildContext context) {
double formWidth = widget.isTablet ? 400 : 300;
return Container(
color: Color(0xFF114D8B),
padding: const EdgeInsets.all(20),
child: Row(
children: [
if (widget.isDesktop)
Expanded(
flex: 2,
child: Container(
decoration: BoxDecoration(
image: DecorationImage(
image: AssetImage('assets/images/login/login_img1.png'),
fit: BoxFit.fill
// fit: BoxFit.cover, // or BoxFit.contain, BoxFit.fill, etc.
),
color: Colors.blueAccent,
borderRadius: BorderRadius.only(
topRight: Radius.circular(25), // Rounded top-left corner
bottomRight:
Radius.circular(25), // Rounded bottom-left corner
),
),
child: Padding(
padding: const EdgeInsets.only(left: 30),
child: Align(
alignment: Alignment.topLeft,
child: Image.asset(
'assets/images/login/TravelSpendsLogo1.png',
width: 200, // Optional: control size
height: 100,
fit: BoxFit.contain,
)),
),
),
),
Expanded(
flex: 1,
child: Container(
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.only(
topLeft: Radius.circular(25), // Rounded top-left corner
bottomLeft: Radius.circular(25), // Rounded bottom-left corner
),
),
child: Center(
child: Padding(
padding: const EdgeInsets.all(40),
child: _buildForm(width: formWidth), // Fixed form width
),
),
),
),
],
),
);
}
/// **Reusable Login Form**
Widget _buildForm({required double width}) {
return SizedBox(
width: width,
child: Form(
key: _formKey,
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
const Text(
"Sign In",
style: TextStyle(
fontSize: 26,
fontFamily: "Nunito",
fontWeight: FontWeight.w600,
color: Color(0xFF212121)),
),
const SizedBox(height: 2),
const Text(
"Welcome To TravelSpends",
style: TextStyle(
fontSize: 11,
fontFamily: "Nunito",
fontWeight: FontWeight.w400,
color: Color(0xFF212121)),
),
const SizedBox(height: 18),
/// **Email Field**
if (!_isForgotPassword && !_showOtpResetFields) ...[
_buildLabel("Email Address"),
TextFormField(
controller: _emailController,
style: TextStyle(
fontFamily: "Archivo",
fontWeight: FontWeight.w600,
fontSize: 11),
decoration:
_inputDecoration("Enter your email address").copyWith(
prefixIcon: Icon(
Icons.email_outlined,
size: 16,
),
),
validator: (value) =>
value == null || value.isEmpty ? 'Required Email' : null,
),
const SizedBox(height: 16),
/// **Password Field**
_buildLabel("Password"),
TextFormField(
controller: _passwordController,
style: TextStyle(
fontFamily: "Archivo",
fontWeight: FontWeight.w600,
fontSize: 11),
obscureText: _obscureText,
decoration: _inputDecoration("Enter your password").copyWith(
prefixIcon: Icon(
Icons.key,
size: 16,
),
suffixIcon: IconButton(
icon: Icon(
_obscureText ? Icons.visibility_off : Icons.visibility,
color: Color(0xFF12B24B),
size: 16,
),
onPressed: () =>
setState(() => _obscureText = !_obscureText),
),
),
validator: (value) =>
value == null || value.isEmpty ? 'Required Password' : null,
),
const SizedBox(height: 20),
/// **Login Button**
Row(
children: [
Expanded(
child: ElevatedButton(
onPressed: () => _login(context),
style: ElevatedButton.styleFrom(
backgroundColor: Color(0xFF12B24B), // Button color
foregroundColor: Colors.white, // Text color
padding: const EdgeInsets.symmetric(
horizontal: 24, vertical: 12),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(18)),
),
child: Padding(
padding: const EdgeInsets.symmetric(
horizontal: 24, vertical: 10),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
Text(
"Sign In",
style: TextStyle(
fontFamily: "Nunito",
fontWeight: FontWeight.w800,
fontSize: 15),
),
SizedBox(
width: 3,
),
Icon(
Icons.arrow_forward_sharp,
color: Colors.white,
)
],
),
),
),
),
],
),
] else if (_isForgotPassword && !_showOtpResetFields) ...[
_buildLabel("Email Address"),
TextFormField(
controller: _emailController,
style: TextStyle(
fontFamily: "Archivo",
fontWeight: FontWeight.w600,
fontSize: 11),
decoration:
_inputDecoration("Enter your email address").copyWith(
prefixIcon: Icon(
Icons.email_outlined,
size: 16,
),
),
validator: (value) =>
value == null || value.isEmpty ? 'Required Email' : null,
),
const SizedBox(height: 20),
Row(
children: [
Expanded(
child: ElevatedButton(
onPressed: () => _onSubmit(context),
style: ElevatedButton.styleFrom(
backgroundColor: Color(0xFF12B24B), // Button color
foregroundColor: Colors.white, // Text color
padding: const EdgeInsets.symmetric(
horizontal: 24, vertical: 12),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(18)),
),
child: Padding(
padding: const EdgeInsets.symmetric(
horizontal: 24, vertical: 10),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
Text(
"Submit",
style: TextStyle(
fontFamily: "Nunito",
fontWeight: FontWeight.w800,
fontSize: 15),
),
SizedBox(
width: 3,
),
Icon(
Icons.arrow_forward_sharp,
color: Colors.white,
)
],
),
),
),
),
],
),
] else ...[
_buildLabel("Email Address"),
TextFormField(
controller: _emailController,
readOnly: true,
style: TextStyle(
fontFamily: "Archivo",
fontWeight: FontWeight.w600,
fontSize: 11),
decoration:
_inputDecoration("Enter your email address").copyWith(
prefixIcon: Icon(
Icons.email_outlined,
size: 16,
),
),
validator: (value) =>
value == null || value.isEmpty ? 'Required Email' : null,
),
const SizedBox(height: 16),
_buildLabel("OTP"),
TextFormField(
controller: _otpController,
style: TextStyle(
fontFamily: "Archivo",
fontWeight: FontWeight.w600,
fontSize: 11),
decoration: _inputDecoration("Enter your OTP").copyWith(
prefixIcon: Icon(
Icons.email_outlined,
size: 16,
),
),
validator: (value) =>
value == null || value.isEmpty ? 'Required OTP' : null,
),
const SizedBox(height: 16),
_buildLabel("New Password"),
TextFormField(
controller: _newPasswordController,
style: TextStyle(
fontFamily: "Archivo",
fontWeight: FontWeight.w600,
fontSize: 11),
obscureText: _obscureText,
decoration:
_inputDecoration("Enter your new password").copyWith(
prefixIcon: Icon(
Icons.key,
size: 16,
),
suffixIcon: IconButton(
icon: Icon(
_obscureText ? Icons.visibility_off : Icons.visibility,
color: Color(0xFF12B24B),
size: 16,
),
onPressed: () =>
setState(() => _obscureText = !_obscureText),
),
),
validator: (value) => value == null || value.isEmpty
? 'Required New Password'
: null,
),
const SizedBox(height: 16),
_buildLabel("Confirm Password"),
TextFormField(
controller: _confirmPasswordController,
style: TextStyle(
fontFamily: "Archivo",
fontWeight: FontWeight.w600,
fontSize: 11),
obscureText: _obscureText,
decoration:
_inputDecoration("Enter your confirm password").copyWith(
prefixIcon: Icon(
Icons.key,
size: 16,
),
suffixIcon: IconButton(
icon: Icon(
_obscureText ? Icons.visibility_off : Icons.visibility,
color: Color(0xFF12B24B),
size: 16,
),
onPressed: () =>
setState(() => _obscureText = !_obscureText),
),
),
validator: (value) {
if (value == null || value.isEmpty) {
return 'Required New Password';
}
if (value != _newPasswordController.text) {
return 'Passwords do not match';
}
return null;
},
),
const SizedBox(height: 20),
Row(
children: [
Expanded(
child: ElevatedButton(
onPressed: () {
if (!_formKey.currentState!.validate()) return;
setState(() {
_isForgotPassword = false;
_showOtpResetFields = true;
_passwordController.clear();
});
_onSubmit(context);
},
style: ElevatedButton.styleFrom(
backgroundColor: Color(0xFF12B24B), // Button color
foregroundColor: Colors.white, // Text color
padding: const EdgeInsets.symmetric(
horizontal: 24, vertical: 12),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(18)),
),
child: Padding(
padding: const EdgeInsets.symmetric(
horizontal: 24, vertical: 10),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
Text(
"Submit",
style: TextStyle(
fontFamily: "Nunito",
fontWeight: FontWeight.w800,
fontSize: 15),
),
SizedBox(
width: 3,
),
Icon(
Icons.arrow_forward_sharp,
color: Colors.white,
)
],
),
),
),
),
],
),
],
const SizedBox(height: 20),
if (!_isForgotPassword && !_showOtpResetFields)
Center(
child: TextButton(
onPressed: () {
setState(() {
_isForgotPassword = true;
_showOtpResetFields = false;
_passwordController.clear();
});
},
child: Text(
"Forgot Password",
style: TextStyle(
fontSize: 11,
fontWeight: FontWeight.w300,
fontFamily: "Nunito",
color: Color(0xFF212121), // Text color
decoration:
TextDecoration.underline, // Underline the text
),
),
),
),
if (_isForgotPassword || _showOtpResetFields)
Center(
child: TextButton(
onPressed: () {
setState(() {
_isForgotPassword = false;
_showOtpResetFields = false;
_clearAllFields();
});
},
child: Text(
"Back to Login",
style: TextStyle(
fontSize: 11,
fontWeight: FontWeight.w300,
fontFamily: "Nunito",
color: Color(0xFF212121), // Text color
decoration:
TextDecoration.underline, // Underline the text
),
),
),
),
const SizedBox(height: 20),
if (!_isForgotPassword && !_showOtpResetFields)
Container(
width: 45, // Adjust size
height: 45,
decoration: BoxDecoration(
// Background color
shape: BoxShape.rectangle,
borderRadius: BorderRadius.all(Radius.circular(15)),
border: Border.all(
color: Color(0xFF9E9DBD), width: 1), // Grey outline
),
child: Center(
child: Image.asset(
'assets/images/login/VectorG.png',
width: 20, // Optional: control size
height: 10,
fit: BoxFit.contain,
)),
),
],
),
),
);
}
/// **Reusable Label Widget**
Widget _buildLabel(String text) {
return Align(
alignment: Alignment.centerLeft,
child: Padding(
padding: const EdgeInsets.only(bottom: 8),
child: Text(
text,
style: const TextStyle(
fontSize: 11,
fontWeight: FontWeight.w700,
fontFamily: "Nunito",
color: Color(0xFF212121)),
),
),
);
}
/// **Reusable Input Decoration**
InputDecoration _inputDecoration(String hint) {
return InputDecoration(
labelText: hint,
floatingLabelBehavior: FloatingLabelBehavior.never,
contentPadding: EdgeInsets.symmetric(vertical: 1.0, horizontal: 0.0),
filled: true,
fillColor: Colors.white,
labelStyle: TextStyle(fontSize: 11, color: Colors.grey),
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(18),
borderSide: BorderSide(
color: Color(0xFF212121), // Border color
width: 1, // Optional: adjust the width of the border
),
),
);
}
}