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login.dart
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login.dart
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import 'dart:async';
import 'dart:convert';
import 'package:calendario_lezioni/userpage.dart';
import 'package:calendario_lezioni/route.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:http/http.dart' as http;
import 'package:sizer/sizer.dart';
import 'costanti.dart';
void main() {
final cntrl = Get.put(ControllerLogin());
final cntrlLista = Get.put(ControllerListaLezioni());
final cntrlDettagli = Get.put(ControllerDettagliLezione());
runApp(MyApp());
}
class MyApp extends StatelessWidget {
MyApp({super.key});
// This widget is the root of your application.
@override
Widget build(BuildContext context) {
return Sizer(
builder: (context, orientation, deviceType){
return GetMaterialApp(
debugShowCheckedModeBanner: false,
title: 'CALENDARIO LEZIONI',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home:Login(),
getPages: funzioneRouting(), //FATTA CON GETPAGES
);
},
);
}
}
class Login extends StatelessWidget {
@override
Widget build(BuildContext context) {
return LoginPage();
}
}
class LoginPage extends StatelessWidget {//pagina utente non autenticato, quindi LOGIN
final ControllerLogin controller = Get.find();
void login() async{
if (controller.nome.text != '' && controller.password.text != '') {
print(controller.nome.text);
print(controller.password.text);
if (await checkLogin(controller.nome.text, controller.password.text)){
//vai alla pagina userPage
controller.messaggio.value ='Credenziali corrette, verrai reindirizzato alla tua pagina' ;
controller.coloreMex.value = Colors.lightGreenAccent;
controller.nomeUtente.value = controller.nome.text;
Timer(const Duration(seconds: 2), ()=> Get.off(() => UserPage()));
} else {
controller.messaggio.value = 'Credenziali sbagliate';
controller.coloreMex.value = Colors.redAccent;
}
}
}
Future<bool> checkLogin(String nome, String pwd) async {
var risposta = false;
Map credenziali = {
'user' : nome,
'password' : pwd
};
var credenzialiJson = json.encode(credenziali);
try {
var url = Uri.parse('$SERVER/check-login');
var response = await http.post(url, headers: {
"Access-Control-Allow-Origin": "*", // Required for CORS support to work
"Access-Control-Allow-Credentials":'true', // Required for cookies, authorization headers with HTTPS
"Access-Control-Allow-Headers":"Origin,Content-Type,X-Amz-Date,Authorization,X-Api-Key,X-Amz-Security-Token,locale",
"Access-Control-Allow-Methods": "*",
'Content-Type': 'application/json',
}, body: credenzialiJson);
var rispJson = json.decode(response.body);
if (response.statusCode == 200) {
if (rispJson['isUser'] == 'true'){
controller.idUtente.value = rispJson['id_studente'];
risposta = true;
}
} else {
print('errorejson');
}
} catch(e) {
print(e);
return risposta;
}
return risposta;
}
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text('Login Page'),
backgroundColor: Colors.blue,
) ,
body: Center(
child: Column(
children:<Widget>[
const Spacer(),
const Text('Username'),
Padding(
padding: EdgeInsets.symmetric(vertical: 5.h, horizontal: 10.w),
child: TextField(autofocus: true,
textAlign: TextAlign.center,
controller: controller.nome,
decoration:const InputDecoration(
border: OutlineInputBorder(),
),
),
),
const Text('Password'),
Padding(
padding: EdgeInsets.symmetric(vertical: 5.h, horizontal: 10.w),
child: TextField(autofocus: false,
textAlign: TextAlign.center,
controller: controller.password,
decoration:const InputDecoration(
border: OutlineInputBorder(),
),
),
),
const Spacer(),
MaterialButton(
onPressed: () => login(),
color:Colors.blue,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(30.0),
),
child: const Text("LOGIN",
style: TextStyle(fontSize: 16, color: Colors.black),
textAlign: TextAlign.center,
),
),
const Spacer(),
Obx(() =>
Padding(
padding: const EdgeInsets.fromLTRB(0, 20, 0, 0),
child: Container(
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(20),
color: controller.coloreMex.value,
),
child: Padding(
padding: const EdgeInsets.all(10),
child: Text(
style: TextStyle(fontSize: 16, color: Colors.black),
controller.messaggio.string,
),
),
),
),
),
const Spacer(),
]
),
)
);
}
}
class ControllerLogin extends GetxController{
var idUtente = 0.obs;
var nome = TextEditingController();
var password = TextEditingController();
var messaggio = ''.obs;
var coloreMex = Colors.transparent.obs;
var nomeUtente = "".obs;
}
class ControllerListaLezioni extends GetxController {
final listalezioni = <Lezione>[].obs;
var SceltaMateriaDropDown = ''.obs;
final listadataorario = <Prenota>[].obs;
var messaggio = ''.obs;
var ColorContainer = Colors.transparent.obs;
var idLezione = 0.obs;
var codLezione = 0.obs;
}
class ControllerDettagliLezione extends GetxController {
var idLezione = 0.obs;
var codLezione = 0.obs;
var idInsegnante = 0.obs;
var idStudente = 0.obs;
var inizioLezione = ''.obs;
var fineLezione = ''.obs;
var materia = ''.obs;
var insegnante = ''.obs;
var note = ''.obs;
var stato = 0.obs;
var orarioInserimento = ''.obs;
var messaggioFeedback = ''.obs;
var coloreFeedback = Colors.transparent.obs;
var bottoneDisabilitato = false.obs;
var coloreBottoneEffettuato = Colors.yellow.obs;
var coloreBottoneDisdetto = Colors.red.obs;
}