df/frontend/app/lib/pages/login_overlay.dart

140 lines
4.6 KiB
Dart

import 'package:app/model/services/backend_service.dart';
import 'package:app/widgets/background.dart';
import 'package:flutter/material.dart';
Future<bool> showLogin(BuildContext context) async {
final formKey = GlobalKey<FormState>();
final mailController = TextEditingController();
final passwordController = TextEditingController();
bool submitted = false;
bool loggedin = false;
void login() {
if (formKey.currentState!.validate()) {
submitted = true;
BackendService.login(
email: mailController.text,
password: passwordController.text,
).then(
(r) {
if (r) {
loggedin = r;
Navigator.pop(context, true);
}
},
);
}
}
await showModalBottomSheet(
useSafeArea: true,
isScrollControlled: true,
backgroundColor: Colors.black,
context: context,
builder: (builder) {
return Background(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
const SizedBox(
height: 50,
),
const Image(
width: 180,
image: AssetImage(
'lib/assets/logo_300x200.png',
),
),
const SizedBox(
height: 30,
),
const Text(
'Login',
style: TextStyle(
fontFamily: 'sans-serif',
fontSize: 24,
height: 1.6,
fontWeight: FontWeight.normal,
letterSpacing: 6,
),
),
Form(
key: formKey,
child: Column(
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
crossAxisAlignment: CrossAxisAlignment.center,
children: [
const SizedBox(
height: 40,
),
TextFormField(
controller: mailController,
decoration: const InputDecoration(
fillColor: Color.fromARGB(30, 255, 255, 255),
filled: true,
hintStyle: TextStyle(
color: Colors.white38,
),
hintText: 'E-Mail Adresse',
),
keyboardType: TextInputType.emailAddress,
validator: (value) {
if (value == null || value.isEmpty) {
return 'Bitte eine gültige E-Mail Adresse eingeben';
}
return null;
},
),
TextFormField(
style: const TextStyle(
color: Colors.white,
),
controller: passwordController,
decoration: const InputDecoration(
fillColor: Color.fromARGB(30, 255, 255, 255),
filled: true,
hintStyle: TextStyle(
color: Colors.white38,
),
hintText: 'Passwort',
),
keyboardType: TextInputType.visiblePassword,
obscureText: true,
validator: (value) {
if (value == null || value.isEmpty) {
return 'Bitte geben Sie Ihr Passwort ein';
}
return null;
},
),
const SizedBox(
height: 15,
),
Row(
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
children: [
ElevatedButton(
onPressed: !submitted
? () {
Navigator.pop(context);
}
: null,
child: const Icon(Icons.arrow_back),
),
ElevatedButton(
onPressed: !submitted ? login : null,
child: const Icon(Icons.login),
),
],
)
],
),
),
const Spacer(),
],
),
);
});
return loggedin;
}