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converted from stateless to stateful. then added text.
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@atharva-khewle
atharva-khewle committed Jul 20, 2024
1 parent cbf1c8d commit b101bd2
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Showing 2 changed files with 124 additions and 141 deletions.
1 change: 1 addition & 0 deletions lib/hallOfShame.txt
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1.
264 changes: 123 additions & 141 deletions lib/new_ui/screens/attendance_screen/attendance_screen.dart
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Original file line number Diff line number Diff line change
@@ -1,3 +1,5 @@
import 'dart:ffi';

import 'package:cloud_firestore/cloud_firestore.dart';
import 'package:firebase_auth/firebase_auth.dart';
import 'package:flutter/material.dart';
Expand All @@ -6,29 +8,46 @@ import 'package:tsec_app/new_ui/screens/attendance_screen/widgets/attendance_sub
import 'package:tsec_app/new_ui/screens/attendance_screen/widgets/attendanceservice.dart';
import 'package:tsec_app/provider/auth_provider.dart';

//make this a consumer widget later
class AttendanceScreen extends StatelessWidget {
class AttendanceScreen extends StatefulWidget {
const AttendanceScreen({super.key});

@override
State<AttendanceScreen> createState() => _AttendanceScreenState();
}

class _AttendanceScreenState extends State<AttendanceScreen> {
final FirebaseAuth auth = FirebaseAuth.instance;
AttendanceService attendanceService = AttendanceService();
int totalLectures = 0;
int attendedLectures = 0;

@override
void initState() {
super.initState();
_fetchAndSetAttendance();

}

Future<void> _fetchAndSetAttendance() async {
var attendanceData = await fetchAttendanceData();
setState(() {
totalLectures = attendanceData['totalLectures']!;
attendedLectures = attendanceData['attendedLectures']!;
print("init state");
print(totalLectures);
print(attendedLectures);
});
}

@override
Widget build(BuildContext context) {
var present = 8;
var totalLec = 10;
//put the attendance from a provider here
double attendance = present / totalLec;
var size = MediaQuery.of(context).size;
return Scaffold(
body: SingleChildScrollView(
child: Padding(
padding: const EdgeInsets.all(8.0),
child: Column(
children: [
// const SizedBox(height: 20,),
// Text(
// attendance < 0.75 ? 'Your attendance is low' : 'Your attendance is good',
// style: TextStyle(color: Colors.white, fontSize: 20),
// ),
const SizedBox(
height: 30,
),
Expand All @@ -45,12 +64,12 @@ class AttendanceScreen extends StatelessWidget {
style: TextStyle(color: Colors.white, fontSize: 4),
),
Text(
'${attendance * 100}%',
'${((attendedLectures/totalLectures) * 100).toStringAsFixed(2)}%',
style: TextStyle(color: Colors.white, fontSize: 17),
),
Text(
'${present}/${totalLec}',
style: TextStyle(color: Colors.white, fontSize: 14),
'${attendedLectures}/${totalLectures}',
style: TextStyle(color: Colors.white, fontSize: 13),
),
],
),
Expand All @@ -60,7 +79,7 @@ class AttendanceScreen extends StatelessWidget {
width: 100,
height: 100,
child: CircularProgressIndicator(
value: attendance,
value: totalLectures==0?0:(attendedLectures/totalLectures),
backgroundColor: Colors.white,
valueColor:
AlwaysStoppedAnimation<Color>(oldDateSelectBlue),
Expand Down Expand Up @@ -88,116 +107,17 @@ class AttendanceScreen extends StatelessWidget {
return Center(child: CircularProgressIndicator());
}
var documentSnapshot = snapshot.data as DocumentSnapshot;
// print("lllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll");
if(documentSnapshot.data()==null){
if(documentSnapshot.data()==null ){
return Center(child: Text("Please add Subject",style: TextStyle(color: Colors.white),));
}
var data = documentSnapshot.data() as Map<String, dynamic>;
List attendanceList = data['attendance'];
// return ListView.builder(
// shrinkWrap: true,
// physics: NeverScrollableScrollPhysics(),
// itemCount: attendanceList.length,
// itemBuilder: (context, index) {
// var attendanceInfo = attendanceList[index];
// return Card(
// child: Container(
// decoration: BoxDecoration(
// border: Border.all(color: timePickerBorder, width: 1.0), // Change the color and width as needed
// borderRadius: BorderRadius.circular(10.0),
// color: timePickerBg,
// ),
// child: Padding(
// padding: const EdgeInsets.all(8.0),
// child: Column(
// crossAxisAlignment: CrossAxisAlignment.start,
// children: [
// Row(
// //crossAxisAlignment: CrossAxisAlignment.end,
// children: [
// Text(
// attendanceInfo["subject_name"],
// style: TextStyle(color: Colors.white, fontSize: 20, fontWeight: FontWeight.bold),
// ),
// SizedBox(width: 5,),
// ],
// ),
// const SizedBox(height: 10,),
// Row(
// mainAxisAlignment: MainAxisAlignment.spaceBetween,
// children: [
// Text(
// '${attendanceInfo['present']}/${attendanceInfo['total']}',
// style: TextStyle(color: Colors.white, fontSize: 14),
// ),
// Text(
// '${(attendanceInfo['present']/attendanceInfo['total'] *100).toInt()}%',
// style: TextStyle(color: Colors.white, fontSize: 14),
// ),
// ],
// ),
// const SizedBox(height: 10,),
// LinearProgressIndicator(
// value: attendanceInfo['present']/attendanceInfo['total'],
// backgroundColor: Colors.white,
// valueColor: const AlwaysStoppedAnimation<Color>(Colors.blue),
// ),
// const SizedBox(height: 15,),
// Row(
// mainAxisAlignment: MainAxisAlignment.spaceBetween,
// children: [
// ElevatedButton(
// onPressed: (){
// AttendanceService.markPresent(attendanceList, index);
// },
// child: const Text('Present', style: TextStyle(color: Colors.white),),
// style: ElevatedButton.styleFrom(
// backgroundColor: commonbgL3ightblack,
// shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(5)),
// ),
// ),
// ElevatedButton(
// onPressed: (){},
// child: Transform(
// alignment: Alignment.center,
// transform: Matrix4.identity()..scale(-1.0, 1.0, 1.0), // Flip horizontally
// child: Icon(Icons.refresh_outlined, color: Colors.white),
// )
// ,
// style: ElevatedButton.styleFrom(
// backgroundColor: commonbgL3ightblack,
// shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(5)),
// ),
// ),
// ElevatedButton(
// onPressed: (){
// AttendanceService.markAbsent(attendanceList, index);
// },
// child: const Text('Absent', style: TextStyle(color: Colors.white),),
// style: ElevatedButton.styleFrom(
// backgroundColor: commonbgL3ightblack,
// shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(5)),
// ),
// ),
//
// ],
// ),
// const SizedBox(height: 10,),
// Center(
// child: Container(
// height: 1,
// width: size.width*0.88,
// color: commonbgL4ightblack,
// ),
// ),
// const SizedBox(height: 10,),
// ],
// ),
// ),
// )
// );
// },
// );
List<Map<String, dynamic>> attendanceList2 = attendanceList.cast<Map<String, dynamic>>();





return ListView.builder(
shrinkWrap: true,
physics: NeverScrollableScrollPhysics(),
Expand Down Expand Up @@ -238,7 +158,7 @@ class AttendanceScreen extends StatelessWidget {
contentPadding: EdgeInsets.symmetric(horizontal: 15, vertical: 10),
),
),
SizedBox(height: 10),
SizedBox(height: 20),
TextField(
controller: attendedLecturesController,
style: TextStyle(color: Colors.white),
Expand All @@ -254,7 +174,7 @@ class AttendanceScreen extends StatelessWidget {
),
keyboardType: TextInputType.number,
),
SizedBox(height: 10),
SizedBox(height: 20),
TextField(
controller: totalLecturesController,
style: TextStyle(color: Colors.white),
Expand Down Expand Up @@ -326,10 +246,8 @@ class AttendanceScreen extends StatelessWidget {
var data = doc.data() as Map<String, dynamic>;
List attendanceList = data['attendance'];

// Remove the subject to delete
attendanceList.removeWhere((item) => item['subject_name'] == attendanceInfo['subject_name']);

// Update the document with the modified array
await FirebaseFirestore.instance
.collection("Attendance")
.doc(FirebaseAuth.instance.currentUser!.uid)
Expand Down Expand Up @@ -391,7 +309,7 @@ class AttendanceScreen extends StatelessWidget {
LinearProgressIndicator(
value: attendanceInfo['present']/attendanceInfo['total'],
backgroundColor: Colors.white,
valueColor: const AlwaysStoppedAnimation<Color>(Colors.blue),
valueColor: const AlwaysStoppedAnimation<Color>(oldDateSelectBlue),
),
const SizedBox(height: 15,),
Row(
Expand All @@ -400,28 +318,19 @@ class AttendanceScreen extends StatelessWidget {
ElevatedButton(
onPressed: () {
AttendanceService.markPresent(attendanceList, index);
_fetchAndSetAttendance();
},
child: const Text('Present', style: TextStyle(color: Colors.white),),
style: ElevatedButton.styleFrom(
backgroundColor: commonbgL3ightblack,
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(5)),
),
),
ElevatedButton(
onPressed: () {},
child: Transform(
alignment: Alignment.center,
transform: Matrix4.identity()..scale(-1.0, 1.0, 1.0), // Flip horizontally
child: Icon(Icons.refresh_outlined, color: Colors.white),
),
style: ElevatedButton.styleFrom(
backgroundColor: commonbgL3ightblack,
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(5)),
),
),

ElevatedButton(
onPressed: () {
AttendanceService.markAbsent(attendanceList, index);
_fetchAndSetAttendance();
},
child: const Text('Absent', style: TextStyle(color: Colors.white),),
style: ElevatedButton.styleFrom(
Expand All @@ -434,9 +343,9 @@ class AttendanceScreen extends StatelessWidget {
const SizedBox(height: 10,),
Center(
child: Container(
height: 1,
width: size.width * 0.88,
color: commonbgL4ightblack,
child: Text(getTextForCard(attendanceInfo['present'], attendanceInfo['total'])),
),
),
const SizedBox(height: 10,),
Expand Down Expand Up @@ -490,7 +399,7 @@ class AttendanceScreen extends StatelessWidget {
contentPadding: EdgeInsets.symmetric(horizontal: 15, vertical: 10),
),
),
SizedBox(height: 10),
SizedBox(height: 20),
TextField(
style: TextStyle(color: Colors.white), // Set text color to white
controller: attendedLecturesController,
Expand All @@ -505,7 +414,7 @@ class AttendanceScreen extends StatelessWidget {
),
keyboardType: TextInputType.number,
),
SizedBox(height: 10),
SizedBox(height: 20),
TextField(
style: TextStyle(color: Colors.white), // Set text color to white
controller: totalLecturesController,
Expand Down Expand Up @@ -568,3 +477,76 @@ class AttendanceScreen extends StatelessWidget {
);
}
}

Future<Map<String, int>> fetchAttendanceData() async {
FirebaseAuth auth = FirebaseAuth.instance;

DocumentSnapshot documentSnapshot = await FirebaseFirestore.instance
.collection("Attendance")
.doc(auth.currentUser!.uid)
.get();

if (documentSnapshot.exists) {
var data = documentSnapshot.data() as Map<String, dynamic>;
List attendanceList = data['attendance'];
List<Map<String, dynamic>> attendanceList2 = attendanceList.cast<Map<String, dynamic>>();

return calculateAttendance(attendanceList2);
} else {
return {'totalLectures': 0, 'attendedLectures': 0};
}
}

Map<String, int> calculateAttendance(List<Map<String, dynamic>> attendanceList) {
int totalLectures = 0;
int attendedLectures = 0;

for (var attendanceInfo in attendanceList) {
totalLectures += (attendanceInfo['total'] as num?)?.toInt() ?? 0;
attendedLectures += (attendanceInfo['present'] as num?)?.toInt() ?? 0;
}

return {
'totalLectures': totalLectures,
'attendedLectures': attendedLectures,
};
}


String getTextForCard(int at,int tt){
double attended = at.toDouble();
double total = tt.toDouble();
int toAttend=0;


if (attended/total==0.75){
return "You are Just on track, well done Champ";
} else if(attended/total>0.75) {
while(1==1) {
double t=(attended)/(total+1);
if(t>=0.75){
print("yes of 1");
total++;
toAttend--;
} else {
break;
}
}
} else {
while(1==1) {
double t=(attended+1)/(total+1);
if(t<=0.75){
print("yes of 2");
total++;
attended++;
toAttend++;
} else {
break;
}
}
}



return "By attending next ${toAttend} lectures, you will be above 75%";
}

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