Files
mih-project/Frontend/patient_manager/lib/components/patientFiles.dart

649 lines
22 KiB
Dart

import 'dart:async';
import 'dart:convert';
import 'package:file_picker/file_picker.dart';
import 'package:flutter/material.dart';
import 'package:patient_manager/components/buildFilesList.dart';
import 'package:patient_manager/components/medCertInput.dart';
import 'package:patient_manager/components/myErrorMessage.dart';
import 'package:patient_manager/components/mySuccessMessage.dart';
import 'package:patient_manager/components/myTextInput.dart';
import 'package:patient_manager/components/mybutton.dart';
import 'package:patient_manager/components/prescipInput.dart';
import 'package:patient_manager/env/env.dart';
import 'package:patient_manager/main.dart';
import 'package:patient_manager/objects/appUser.dart';
import 'package:patient_manager/objects/files.dart';
import 'package:http/http.dart' as http;
import 'package:supertokens_flutter/supertokens.dart';
import '../objects/patients.dart';
class PatientFiles extends StatefulWidget {
final int patientIndex;
final Patient selectedPatient;
const PatientFiles({
super.key,
required this.patientIndex,
required this.selectedPatient,
});
@override
State<PatientFiles> createState() => _PatientFilesState();
}
class _PatientFilesState extends State<PatientFiles> {
String endpointFiles = "${AppEnviroment.baseApiUrl}/files/patients/";
String endpointUser = "${AppEnviroment.baseApiUrl}/users/profile/";
String endpointGenFiles =
"${AppEnviroment.baseApiUrl}/files/generate/med-cert/";
String endpointFileUpload = "${AppEnviroment.baseApiUrl}/files/upload/file/";
String endpointInsertFiles = "${AppEnviroment.baseApiUrl}/files/insert/";
final startDateController = TextEditingController();
final endDateTextController = TextEditingController();
final retDateTextController = TextEditingController();
final selectedFileController = TextEditingController();
final medicineController = TextEditingController();
final quantityController = TextEditingController();
final dosageController = TextEditingController();
final timesDailyController = TextEditingController();
final noDaysController = TextEditingController();
final noRepeatsController = TextEditingController();
final outputController = TextEditingController();
late Future<List<PFile>> futueFiles;
late String userEmail = "";
late AppUser appUser;
late PlatformFile selected;
final baseAPI = AppEnviroment.baseApiUrl;
Future<void> generateMedCert() async {
//start loading circle
showDialog(
context: context,
builder: (context) {
return const Center(
child: CircularProgressIndicator(),
);
},
);
var response1 = await http.post(
Uri.parse(endpointGenFiles),
headers: <String, String>{
"Content-Type": "application/json; charset=UTF-8"
},
body: jsonEncode(<String, dynamic>{
"fullName":
"${widget.selectedPatient.first_name} ${widget.selectedPatient.last_name}",
"docfname": "${appUser.type} ${appUser.fname} ${appUser.lname}",
"startDate": startDateController.text,
"endDate": endDateTextController.text,
"returnDate": retDateTextController.text,
}),
);
//print(response1.statusCode);
String fileName =
"Med-Cert-${widget.selectedPatient.first_name} ${widget.selectedPatient.last_name}-${startDateController.text}.pdf";
if (response1.statusCode == 200) {
var response2 = await http.post(
Uri.parse(endpointInsertFiles),
headers: <String, String>{
"Content-Type": "application/json; charset=UTF-8"
},
body: jsonEncode(<String, dynamic>{
"file_path": fileName,
"file_name": fileName,
"patient_id": widget.patientIndex
}),
);
print(response2.statusCode);
if (response2.statusCode == 201) {
setState(() {
startDateController.clear();
endDateTextController.clear();
retDateTextController.clear();
futueFiles =
fetchFiles(endpointFiles + widget.patientIndex.toString());
});
// end loading circle
Navigator.of(context).pop();
String message =
"The medical certificate $fileName has been successfully generated and added to ${widget.selectedPatient.first_name} ${widget.selectedPatient.last_name}'s record. You can now access and download it for their use.";
successPopUp(message);
} else {
internetConnectionPopUp();
}
} else {
internetConnectionPopUp();
}
}
Future<void> uploadSelectedFile(PlatformFile file) async {
//var strem = new http.ByteStream.fromBytes(file.bytes.)
//start loading circle
showDialog(
context: context,
builder: (context) {
return const Center(
child: CircularProgressIndicator(),
);
},
);
var request = http.MultipartRequest('POST', Uri.parse(endpointFileUpload));
request.headers['Content-Type'] = 'multipart/form-data';
request.files.add(await http.MultipartFile.fromBytes('file', file.bytes!,
filename: file.name.replaceAll(RegExp(r' '), '-')));
var response1 = await request.send();
//print(response1.statusCode);
if (response1.statusCode == 200) {
var response2 = await http.post(
Uri.parse(endpointInsertFiles),
headers: <String, String>{
"Content-Type": "application/json; charset=UTF-8"
},
body: jsonEncode(<String, dynamic>{
"file_path": file.name.replaceAll(RegExp(r' '), '-'),
"file_name": file.name.replaceAll(RegExp(r' '), '-'),
"patient_id": widget.patientIndex
}),
);
//print(response2.statusCode);
if (response2.statusCode == 201) {
setState(() {
selectedFileController.clear();
futueFiles =
fetchFiles(endpointFiles + widget.patientIndex.toString());
});
// end loading circle
Navigator.of(context).pop();
String message =
"The medical certificate ${file.name.replaceAll(RegExp(r' '), '-')} has been successfully generated and added to ${widget.selectedPatient.first_name} ${widget.selectedPatient.last_name}'s record. You can now access and download it for their use.";
successPopUp(message);
} else {
internetConnectionPopUp();
}
} else {
internetConnectionPopUp();
}
}
Future<void> getUserDetails() async {
await getUserEmail();
var response = await http.get(Uri.parse(endpointUser + userEmail));
//print(response.body);
if (response.statusCode == 200) {
appUser =
AppUser.fromJson(jsonDecode(response.body) as Map<String, dynamic>);
} else {
internetConnectionPopUp();
throw Exception('Failed to load user');
}
}
Future<void> getUserEmail() async {
// Add method to get user email
var uid = await SuperTokens.getUserId();
var response = await http.get(Uri.parse("$baseAPI/user/$uid"));
if (response.statusCode == 200) {
var user = jsonDecode(response.body);
userEmail = user["email"];
}
}
Future<List<PFile>> fetchFiles(String endpoint) async {
final response = await http.get(Uri.parse(endpoint));
//print(response.statusCode);
//print(response.body);
if (response.statusCode == 200) {
Iterable l = jsonDecode(response.body);
List<PFile> files =
List<PFile>.from(l.map((model) => PFile.fromJson(model)));
return files;
} else {
internetConnectionPopUp();
throw Exception('failed to load patients');
}
}
void successPopUp(String message) {
showDialog(
context: context,
builder: (context) {
return MySuccessMessage(
successType: "Success",
successMessage: message,
);
},
);
}
void messagePopUp(error) {
showDialog(
context: context,
builder: (context) {
return AlertDialog(
title: Text(error),
);
},
);
}
void medCertPopUp() {
showDialog(
context: context,
barrierDismissible: false,
builder: (context) => Dialog(
child: Stack(
children: [
Container(
padding: const EdgeInsets.all(10.0),
width: 700.0,
//height: 475.0,
decoration: BoxDecoration(
color: MzanziInnovationHub.of(context)!.theme.primaryColor(),
borderRadius: BorderRadius.circular(25.0),
border: Border.all(
color:
MzanziInnovationHub.of(context)!.theme.secondaryColor(),
width: 5.0),
),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Text(
"Create Medical Certificate",
textAlign: TextAlign.center,
style: TextStyle(
color: MzanziInnovationHub.of(context)!
.theme
.secondaryColor(),
fontSize: 35.0,
fontWeight: FontWeight.bold,
),
),
const SizedBox(height: 25.0),
Medcertinput(
startDateController: startDateController,
endDateTextController: endDateTextController,
retDateTextController: retDateTextController,
),
SizedBox(
width: 300,
height: 100,
child: MyButton(
buttonText: "Generate",
buttonColor: MzanziInnovationHub.of(context)!
.theme
.secondaryColor(),
textColor:
MzanziInnovationHub.of(context)!.theme.primaryColor(),
onTap: () {
if (isMedCertFieldsFilled()) {
generateMedCert();
Navigator.pop(context);
} else {
showDialog(
context: context,
builder: (context) {
return const MyErrorMessage(
errorType: "Input Error");
},
);
}
},
),
)
],
),
),
Positioned(
top: 5,
right: 5,
width: 50,
height: 50,
child: IconButton(
onPressed: () {
Navigator.pop(context);
},
icon: Icon(
Icons.close,
color: MzanziInnovationHub.of(context)!.theme.errorColor(),
size: 35,
),
),
),
],
),
),
);
}
void prescritionPopUp() {
showDialog(
context: context,
barrierDismissible: false,
builder: (context) => Dialog(
child: Stack(
children: [
Container(
padding: const EdgeInsets.all(10.0),
width: 900.0,
//height: 475.0,
decoration: BoxDecoration(
color: MzanziInnovationHub.of(context)!.theme.primaryColor(),
borderRadius: BorderRadius.circular(25.0),
border: Border.all(
color:
MzanziInnovationHub.of(context)!.theme.secondaryColor(),
width: 5.0),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.center,
mainAxisAlignment: MainAxisAlignment.center,
mainAxisSize: MainAxisSize.min,
children: [
Text(
"Create Precrition",
textAlign: TextAlign.center,
style: TextStyle(
color: MzanziInnovationHub.of(context)!
.theme
.secondaryColor(),
fontSize: 35.0,
fontWeight: FontWeight.bold,
),
),
const SizedBox(height: 25.0),
PrescripInput(
medicineController: medicineController,
quantityController: quantityController,
dosageController: dosageController,
timesDailyController: timesDailyController,
noDaysController: noDaysController,
noRepeatsController: noRepeatsController,
outputController: outputController,
),
],
),
),
Positioned(
top: 5,
right: 5,
width: 50,
height: 50,
child: IconButton(
onPressed: () {
medicineController.clear();
quantityController.clear();
dosageController.clear();
timesDailyController.clear();
noDaysController.clear();
noRepeatsController.clear();
Navigator.pop(context);
},
icon: Icon(
Icons.close,
color: MzanziInnovationHub.of(context)!.theme.errorColor(),
size: 35,
),
),
),
],
),
),
);
}
void uploudFilePopUp() {
showDialog(
context: context,
barrierDismissible: false,
builder: (context) => Dialog(
child: Stack(
children: [
Container(
padding: const EdgeInsets.all(10.0),
width: 700.0,
//height: 475.0,
decoration: BoxDecoration(
color: MzanziInnovationHub.of(context)!.theme.primaryColor(),
borderRadius: BorderRadius.circular(25.0),
border: Border.all(
color:
MzanziInnovationHub.of(context)!.theme.secondaryColor(),
width: 5.0),
),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Text(
"Upload File",
textAlign: TextAlign.center,
style: TextStyle(
color: MzanziInnovationHub.of(context)!
.theme
.secondaryColor(),
fontSize: 35.0,
fontWeight: FontWeight.bold,
),
),
const SizedBox(height: 25.0),
SizedBox(
width: 700,
child: MyButton(
buttonText: "Select File",
buttonColor: MzanziInnovationHub.of(context)!
.theme
.secondaryColor(),
textColor:
MzanziInnovationHub.of(context)!.theme.primaryColor(),
onTap: () async {
FilePickerResult? result =
await FilePicker.platform.pickFiles(
type: FileType.custom,
allowedExtensions: ['jpg', 'png', 'pdf'],
);
if (result == null) return;
final selectedFile = result.files.first;
setState(() {
selected = selectedFile;
});
setState(() {
selectedFileController.text = selectedFile.name;
});
},
),
),
MyTextField(
controller: selectedFileController,
hintText: "Selected FIle",
editable: false,
required: true,
),
SizedBox(
width: 300,
height: 100,
child: MyButton(
buttonText: "Add File",
buttonColor: MzanziInnovationHub.of(context)!
.theme
.secondaryColor(),
textColor:
MzanziInnovationHub.of(context)!.theme.primaryColor(),
onTap: () {
if (isFileFieldsFilled()) {
uploadSelectedFile(selected);
Navigator.pop(context);
} else {
showDialog(
context: context,
builder: (context) {
return const MyErrorMessage(
errorType: "Input Error");
},
);
}
},
),
)
],
),
),
Positioned(
top: 5,
right: 5,
width: 50,
height: 50,
child: IconButton(
onPressed: () {
Navigator.pop(context);
},
icon: Icon(
Icons.close,
color: MzanziInnovationHub.of(context)!.theme.errorColor(),
size: 35,
),
),
),
],
),
),
);
}
void internetConnectionPopUp() {
showDialog(
context: context,
builder: (context) {
return const MyErrorMessage(errorType: "Internet Connection");
},
);
}
bool isMedCertFieldsFilled() {
if (startDateController.text.isEmpty ||
endDateTextController.text.isEmpty ||
retDateTextController.text.isEmpty) {
return false;
} else {
return true;
}
}
bool isFileFieldsFilled() {
if (selectedFileController.text.isEmpty) {
return false;
} else {
return true;
}
}
@override
void initState() {
futueFiles = fetchFiles(endpointFiles + widget.patientIndex.toString());
//patientDetails = getPatientDetails() as Patient;
getUserDetails();
super.initState();
}
@override
Widget build(BuildContext context) {
return FutureBuilder(
future: futueFiles,
builder: (context, snapshot) {
if (snapshot.connectionState == ConnectionState.waiting) {
return const Center(
child: CircularProgressIndicator(),
);
} else if (snapshot.hasData) {
final filesList = snapshot.data!;
return Container(
//height: 300.0,
decoration: BoxDecoration(
color: MzanziInnovationHub.of(context)!.theme.primaryColor(),
borderRadius: BorderRadius.circular(25.0),
border: Border.all(
color:
MzanziInnovationHub.of(context)!.theme.secondaryColor(),
width: 3.0),
),
child: Padding(
padding: const EdgeInsets.only(top: 5.0),
child: Column(children: [
Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Text(
"Files",
textAlign: TextAlign.center,
style: TextStyle(
fontSize: 25,
fontWeight: FontWeight.bold,
color: MzanziInnovationHub.of(context)!
.theme
.secondaryColor(),
),
),
IconButton(
onPressed: () {
medCertPopUp();
},
icon: Icon(
Icons.sick_outlined,
color: MzanziInnovationHub.of(context)!
.theme
.secondaryColor(),
),
),
IconButton(
onPressed: () {
prescritionPopUp();
},
icon: Icon(
Icons.medication_outlined,
color: MzanziInnovationHub.of(context)!
.theme
.secondaryColor(),
),
),
IconButton(
onPressed: () {
uploudFilePopUp();
},
icon: Icon(
Icons.add,
color: MzanziInnovationHub.of(context)!
.theme
.secondaryColor(),
),
)
],
),
Padding(
padding: const EdgeInsets.symmetric(horizontal: 20.0),
child: Divider(
color: MzanziInnovationHub.of(context)!
.theme
.secondaryColor()),
),
const SizedBox(height: 10),
BuildFilesList(files: filesList),
]),
),
);
} else {
return const Center(
child: Text("Error Loading Files"),
);
}
},
);
}
}