141 lines
4.8 KiB
Dart
141 lines
4.8 KiB
Dart
import 'package:cheminova/provider/notification_provider.dart';
|
|
import 'package:cheminova/utils/string_extension.dart';
|
|
import 'package:cheminova/widgets/common_app_bar.dart';
|
|
import 'package:cheminova/widgets/common_background.dart';
|
|
import 'package:cheminova/widgets/common_drawer.dart';
|
|
import 'package:flutter/material.dart';
|
|
import 'package:intl/intl.dart';
|
|
import 'package:provider/provider.dart';
|
|
|
|
class AnnouncementScreen extends StatefulWidget {
|
|
const AnnouncementScreen({super.key});
|
|
|
|
@override
|
|
State<AnnouncementScreen> createState() => _AnnouncementScreenState();
|
|
}
|
|
|
|
class _AnnouncementScreenState extends State<AnnouncementScreen> {
|
|
int currentPage = 1;
|
|
final int announcementsPerPage = 10;
|
|
|
|
@override
|
|
void initState() {
|
|
super.initState();
|
|
WidgetsBinding.instance.addPostFrameCallback((_) {
|
|
context
|
|
.read<NotificationProvider>()
|
|
.getAnnouncement(currentPage, announcementsPerPage);
|
|
});
|
|
}
|
|
|
|
void _changePage(int newPage) {
|
|
setState(() {
|
|
currentPage = newPage;
|
|
WidgetsBinding.instance.addPostFrameCallback((_) {
|
|
context
|
|
.read<NotificationProvider>()
|
|
.getAnnouncement(currentPage, announcementsPerPage);
|
|
});
|
|
});
|
|
}
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
final notificationProvider = context.watch<NotificationProvider>();
|
|
final totalAnnouncements = notificationProvider.totalAnnouncements;
|
|
final totalPages = (totalAnnouncements / announcementsPerPage).ceil();
|
|
// final startIndex = (currentPage - 1) * announcementsPerPage;
|
|
// final endIndex = startIndex + announcementsPerPage;
|
|
// final announcementsToShow = notificationProvider.announcementList.sublist(
|
|
// startIndex,
|
|
// endIndex < totalAnnouncements ? endIndex : totalAnnouncements);
|
|
|
|
return CommonBackground(
|
|
child: Scaffold(
|
|
backgroundColor: Colors.transparent,
|
|
appBar: CommonAppBar(
|
|
actions: [
|
|
IconButton(
|
|
onPressed: () {
|
|
Navigator.pop(context);
|
|
},
|
|
icon: Image.asset('assets/Back_attendance.png'),
|
|
padding: const EdgeInsets.only(right: 20),
|
|
),
|
|
],
|
|
title: const Text('Announcement',
|
|
style: TextStyle(
|
|
fontSize: 20,
|
|
color: Colors.black,
|
|
fontWeight: FontWeight.w400,
|
|
fontFamily: 'Anek')),
|
|
backgroundColor: Colors.transparent,
|
|
elevation: 0,
|
|
),
|
|
drawer: const CommonDrawer(),
|
|
body: Stack(
|
|
children: [
|
|
ListView.builder(
|
|
itemCount: notificationProvider.announcementList.length,
|
|
itemBuilder: (context, index) {
|
|
return Container(
|
|
margin: const EdgeInsets.only(
|
|
bottom: 10,
|
|
left: 10,
|
|
right: 10,
|
|
),
|
|
decoration: const BoxDecoration(
|
|
color: Colors.white,
|
|
borderRadius: BorderRadius.all(Radius.circular(10))),
|
|
child: ListTile(
|
|
title: const Text('Message:'),
|
|
subtitle: Text(
|
|
'${notificationProvider.announcementList[index].message.capitalize()}\nDate: ${DateFormat("dd/MM/yyyy").format(
|
|
DateTime.parse(
|
|
notificationProvider.announcementList[index].date),
|
|
)}',
|
|
),
|
|
),
|
|
);
|
|
},
|
|
),
|
|
if (notificationProvider.isLoading)
|
|
Container(
|
|
height: MediaQuery.of(context).size.height,
|
|
width: MediaQuery.of(context).size.width,
|
|
decoration: BoxDecoration(
|
|
color: Colors.black.withOpacity(0.2),
|
|
),
|
|
child: const Center(
|
|
child: CircularProgressIndicator(),
|
|
),
|
|
),
|
|
Positioned(
|
|
bottom: 16,
|
|
left: 0,
|
|
right: 0,
|
|
child: Row(
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
|
children: List.generate(totalPages, (index) {
|
|
return Padding(
|
|
padding: const EdgeInsets.symmetric(horizontal: 4.0),
|
|
child: ElevatedButton(
|
|
onPressed: () => _changePage(index + 1),
|
|
style: ElevatedButton.styleFrom(
|
|
backgroundColor: currentPage == index + 1
|
|
? Colors.blue
|
|
: Colors.grey,
|
|
),
|
|
child: Text('${index + 1}'),
|
|
),
|
|
);
|
|
}),
|
|
),
|
|
),
|
|
],
|
|
),
|
|
),
|
|
);
|
|
}
|
|
}
|