2025-11-06 09:57:32 +01:00

235 lines
9.2 KiB
Dart

import 'package:flutter/material.dart';
import 'package:get/get.dart';
import '../../controllers/login_controller.dart';
class LoginPage extends GetView<LoginController> {
static const String namedRoute = '/login';
const LoginPage({super.key});
@override
Widget build(BuildContext context) {
var loginCtrl = controller;
// LayoutBuilder ermöglicht dynamische Anpassung an verschiedene Bildschirmgrößen.
return SafeArea(
child: Scaffold(
body: LayoutBuilder(
builder: (context, constraints) {
final bool isSmall = constraints.maxWidth < 600;
final double cardWidth = isSmall
? constraints.maxWidth * 0.92
: (constraints.maxWidth * 0.6).clamp(0, 900);
return Stack(
children: [
// Hintergrundbild skaliert responsiv mit BoxFit.cover
Positioned.fill(
child: Image.asset(
'img/backgroundLogoInternorm.jpg',
fit: BoxFit.cover,
alignment: Alignment.center,
),
),
// halbtransparente Ebene; Opazität an Bildschirmgröße anpassen
Positioned.fill(
child: Container(
color: Colors.black.withAlpha(isSmall ? 50 : 100),
),
),
Center(
child: PopScope(
canPop: false,
child: SingleChildScrollView(
child: AnimatedContainer(
duration: const Duration(milliseconds: 250),
width: cardWidth,
padding: const EdgeInsets.all(40.0),
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(10),
color: const Color.fromARGB(223, 189, 189, 189),
),
child: Column(
children: [
Container(
padding: const EdgeInsets.all(20),
decoration: BoxDecoration(
color: Colors.white.withAlpha(200),
borderRadius: BorderRadius.circular(100),
),
child: Obx(
() => loginCtrl.isLoginScreen.value
? IconButton(
onPressed: () => loginCtrl.logout(),
icon: const Icon(Icons.login, size: 80),
color: const Color.fromARGB(
255,
255,
0,
0,
),
)
: IconButton(
onPressed: () => loginCtrl.logout(),
icon: const Icon(
Icons.app_registration,
size: 80,
),
color: const Color.fromARGB(
255,
255,
0,
0,
),
),
),
),
const SizedBox(height: 80),
Obx(
() => loginCtrl.isLoginScreen.value
? Text(
loginCtrl.szHeaderLogin.value,
style: Theme.of(
context,
).textTheme.headlineMedium,
)
: Text(
loginCtrl.szHeaderSignin.value,
style: Theme.of(
context,
).textTheme.headlineMedium,
),
),
const SizedBox(height: 40),
Form(
key: loginCtrl.loginFormKey,
child: Column(
children: [
Obx(
() => loginCtrl.isLoginScreen.value
? const SizedBox.shrink()
: _nameFormField(loginCtrl),
),
const SizedBox(height: 20),
_emailFormField(loginCtrl),
const SizedBox(height: 20),
_passwdFormField(loginCtrl),
const SizedBox(height: 40),
_logOrSignInButton(loginCtrl),
],
),
),
const SizedBox(height: 10),
Obx(
() => loginCtrl.isLoginScreen.value
? TextButton(
child: Text(
'To Signin',
style: TextStyle(
color: Colors.blue.shade800,
),
),
onPressed: () {
loginCtrl.switchScreen();
},
)
: TextButton(
child: Text(
'To Login',
style: TextStyle(
color: Colors.blue.shade800,
),
),
onPressed: () {
loginCtrl.switchScreen();
},
),
),
],
),
),
),
),
),
],
);
},
),
),
);
}
// Email Form Field
TextFormField _emailFormField(LoginController loginCtrl) {
return TextFormField(
keyboardType: TextInputType.emailAddress,
controller: loginCtrl.emailController,
decoration: _formFieldDecoration('Email*'),
);
}
// Password Form Field
TextFormField _passwdFormField(LoginController loginCtrl) {
return TextFormField(
keyboardType: TextInputType.visiblePassword,
controller: loginCtrl.passwordController,
decoration: _formFieldDecoration('Password*'),
obscureText: true,
);
}
// Name Form Field
TextFormField _nameFormField(LoginController loginCtrl) {
return TextFormField(
keyboardType: TextInputType.name,
controller: loginCtrl.nameController,
decoration: _formFieldDecoration('Name*'),
);
}
//Form Field Decoration
InputDecoration _formFieldDecoration(String labelText) {
return InputDecoration(
labelText: labelText,
enabledBorder: OutlineInputBorder(
borderSide: BorderSide(color: const Color.fromARGB(255, 255, 0, 0)),
borderRadius: BorderRadius.circular(5.0),
),
focusedBorder: OutlineInputBorder(
borderSide: BorderSide(color: const Color.fromARGB(255, 255, 0, 0)),
borderRadius: BorderRadius.circular(5.0),
),
);
}
ElevatedButton _logOrSignInButton(LoginController loginCtrl) {
return ElevatedButton(
style: ElevatedButton.styleFrom(
backgroundColor: const Color.fromARGB(255, 255, 0, 0),
minimumSize: const Size(double.infinity, 50),
),
onPressed: () {
// Handle login or signin action
loginCtrl.logOrSignIn();
},
child: Obx(
() => loginCtrl.isLoginScreen.value
? const Text(
'Login',
style: TextStyle(
color: Colors.white,
fontSize: 20,
fontWeight: FontWeight.bold,
),
)
: const Text(
'Signin',
style: TextStyle(
color: Colors.white,
fontSize: 20,
fontWeight: FontWeight.bold,
),
),
),
);
}
}