Files
fforte/lib/addCam/add_cam_main.dart
2024-04-24 17:49:55 +02:00

766 lines
28 KiB
Dart

import 'dart:async';
import 'dart:convert';
import 'dart:io';
import 'package:fforte/addCam/cam_widgets.dart';
import 'package:fforte/other/db_helper.dart';
import 'package:file_picker/file_picker.dart';
import 'package:flutter/material.dart';
import 'package:flutter_gen/gen_l10n/app_localizations.dart';
import 'package:geolocator/geolocator.dart';
import 'package:intl/intl.dart';
import 'package:latlong2/latlong.dart';
import 'package:animations/animations.dart';
import 'package:dio/dio.dart';
import 'package:shared_preferences/shared_preferences.dart';
class AddCamMain extends StatefulWidget {
final bool isTemplate;
final Map<String, dynamic>? templateData;
const AddCamMain({super.key, this.isTemplate = false, this.templateData});
@override
State<AddCamMain> createState() => _AddCamMainState();
}
class _AddCamMainState extends State<AddCamMain> {
// var declaration
int currentStep = 0;
bool isTemplate = false;
TextEditingController id = TextEditingController();
TextEditingController rudelC = TextEditingController();
TextEditingController adresse1C = TextEditingController();
TextEditingController adresse2C = TextEditingController();
TextEditingController adresse3C = TextEditingController();
TextEditingController bLandC = TextEditingController();
TextEditingController lkrC = TextEditingController();
TextEditingController beiOrtC = TextEditingController();
TextEditingController ortInfoC = TextEditingController();
TextEditingController ffTypC = TextEditingController();
TextEditingController kSchloNrC = TextEditingController();
TextEditingController auftragC = TextEditingController();
TextEditingController kontAbspC = TextEditingController();
TextEditingController sonstBemC = TextEditingController();
TextEditingController fKontakt1C = TextEditingController();
TextEditingController fKontakt2C = TextEditingController();
TextEditingController fKontakt3C = TextEditingController();
TextEditingController standortC = TextEditingController();
TextEditingController kTage1C = TextEditingController();
TextEditingController kTage2C = TextEditingController();
TextEditingController intKommC = TextEditingController();
TextEditingController betreuungC = TextEditingController();
String selectedStatus = 'aktiv';
String selectedSTTyp = 'opportunistisch';
String selectedFotoFilm = 'Foto';
String selectedMEZ = 'Sommerzeit';
String selectedPlatzung = 'Kirrung';
String selectedBearsafe = 'Nein';
Position currentPosition = Position(
longitude: 10.0,
latitude: 51.0,
timestamp: DateTime.now(),
accuracy: 0.0,
altitude: 0.0,
heading: 0.0,
speed: 0.0,
speedAccuracy: 0.0,
altitudeAccuracy: 0.0,
headingAccuracy: 0.0);
String datumS = DateFormat('yyyy-MM-dd').format(DateTime.now());
String kontDatS = DateFormat('yyyy-MM-dd').format(DateTime.now());
String abbauDatS = DateFormat('yyyy-MM-dd').format(DateTime(2000));
String protoAmS = DateFormat('yyyy-MM-dd').format(DateTime.now());
DateTime? abbauDat;
DateTime datum = DateTime.now();
DateTime kontDat = DateTime.now();
DateTime protoAm = DateTime.now();
Map<String, dynamic> getPlace() {
Map<String, dynamic> place = {
'CID': id.text,
'Rudel': rudelC.text,
'Datum': datumS,
'Adresse1': adresse1C.text,
'Adresse2': adresse2C.text,
'Adresse3': adresse3C.text,
'BLand': bLandC.text,
'Lkr': lkrC.text,
'BeiOrt': beiOrtC.text,
'OrtInfo': ortInfoC.text,
'Status': selectedStatus,
'STTyp': selectedSTTyp,
'FFTyp': ffTypC.text,
'FotoFilm': selectedFotoFilm,
'MEZ': selectedMEZ,
'Platzung': selectedPlatzung,
'KSchloNr': kSchloNrC.text,
'Bearsafe': selectedBearsafe,
'KontDat': kontDatS,
'AbbauDat': abbauDatS,
'Auftrag': auftragC.text,
'KontAbsp': kontAbspC.text,
'SonstBem': sonstBemC.text,
'FKontakt1': fKontakt1C.text,
'FKontakt2': fKontakt2C.text,
'FKontakt3': fKontakt3C.text,
'Standort': standortC.text,
'KTage1': kTage1C.text,
'KTage2': kTage2C.text,
'ProtoAm': protoAmS,
'IntKomm': intKommC.text,
'Betreuung': betreuungC.text,
'DECLNG': currentPosition.longitude,
'DECLAT': currentPosition.latitude,
};
return place;
}
bool empty = false;
// determine live position with checks for denied permission and turned off location service
Future<Position> _deteterminePosition() async {
bool locationEnabled;
LocationPermission permissionGiven;
locationEnabled = await Geolocator.isLocationServiceEnabled();
if (!locationEnabled) {
// ignore: use_build_context_synchronously
ScaffoldMessenger.of(context).showSnackBar(SnackBar(
// ignore: use_build_context_synchronously
content: Text(AppLocalizations.of(context)!.locationDisabled)));
return currentPosition;
}
permissionGiven = await Geolocator.checkPermission();
if (permissionGiven == LocationPermission.denied) {
permissionGiven = await Geolocator.requestPermission();
if (permissionGiven == LocationPermission.denied) {
// ignore: use_build_context_synchronously
ScaffoldMessenger.of(context).showSnackBar(SnackBar(
// ignore: use_build_context_synchronously
content: Text(AppLocalizations.of(context)!.locationForbidden)));
return currentPosition;
}
}
if (permissionGiven == LocationPermission.deniedForever) {
// ignore: use_build_context_synchronously
ScaffoldMessenger.of(context).showSnackBar(SnackBar(
// ignore: use_build_context_synchronously
content: Text(AppLocalizations.of(context)!.locationForbidden)));
return currentPosition;
}
return currentPosition = await Geolocator.getCurrentPosition();
}
@override
void initState() {
super.initState();
// updates the currentPosition var after the _determine position has finished. Means user view updates with his live location
_deteterminePosition().then((position) {
setState(() {
currentPosition = position;
});
});
// If a template is edited this fills in the existing values
if (widget.isTemplate && widget.templateData != null) {
id.text = widget.templateData!['CID'];
rudelC.text = widget.templateData!['Rudel'];
adresse1C.text = widget.templateData!['Adresse1'];
adresse2C.text = widget.templateData!['Adresse2'];
adresse3C.text = widget.templateData!['Adresse3'];
bLandC.text = widget.templateData!['BLand'];
lkrC.text = widget.templateData!['Lkr'];
beiOrtC.text = widget.templateData!['BeiOrt'];
ortInfoC.text = widget.templateData!['OrtInfo'];
selectedStatus = widget.templateData!['Status'];
selectedSTTyp = widget.templateData!['STTyp'];
ffTypC.text = widget.templateData!['FFTyp'];
selectedFotoFilm = widget.templateData!['FotoFilm'];
selectedMEZ = widget.templateData!['MEZ'];
selectedPlatzung = widget.templateData!['Platzung'];
kSchloNrC.text = widget.templateData!['KSchloNr'];
selectedBearsafe = widget.templateData!['Bearsafe'];
datumS = widget.templateData!['Datum'];
kontDatS = widget.templateData!['KontDat'];
abbauDatS = widget.templateData!['AbbauDat'];
auftragC.text = widget.templateData!['Auftrag'];
kontAbspC.text = widget.templateData!['KontAbsp'];
sonstBemC.text = widget.templateData!['SonstBem'];
fKontakt1C.text = widget.templateData!['FKontakt1'];
fKontakt2C.text = widget.templateData!['FKontakt2'];
fKontakt3C.text = widget.templateData!['FKontakt3'];
standortC.text = widget.templateData!['Standort'];
kTage1C.text = widget.templateData!['KTage1'].toString();
kTage2C.text = widget.templateData!['KTage2'].toString();
protoAmS = widget.templateData!['ProtoAm'];
intKommC.text = widget.templateData!['IntKomm'];
betreuungC.text = widget.templateData!['Betreuung'];
}
}
// Function to show the dialog where the user has to choose if he want to safe his values as a template
Future<void> showTemplateDialog(List<String> emptyField) async {
return showDialog(
context: context,
barrierDismissible: false,
builder: (BuildContext context) {
return AlertDialog(
title: Text(AppLocalizations.of(context)!.fieldEmpty),
content: SingleChildScrollView(
child: ListBody(children: <Widget>[Text(emptyField.join("; "))]),
),
actions: <Widget>[
TextButton(
onPressed: () {
Navigator.of(context).pop();
},
child: Text(AppLocalizations.of(context)!.cancel)),
TextButton(
onPressed: () {
saveTemplate();
Navigator.pushNamedAndRemoveUntil(
context, '/home', (route) => false);
},
child: Text(AppLocalizations.of(context)!.template))
],
);
});
}
Future<void> showSaveOptionsDialog() async {
return showDialog(
context: context,
builder: (BuildContext context) {
var dialogContext = context;
return AlertDialog(
title: Text(AppLocalizations.of(context)!.savemethod),
actions: [
TextButton(
onPressed: () async {
saveTemplate();
Navigator.pushNamedAndRemoveUntil(
// ignore: use_build_context_synchronously
context,
'/home',
(route) => false);
},
child: Text(AppLocalizations.of(context)!.template)),
TextButton(
onPressed: () async {
_httpRequest();
saveData();
Navigator.pushNamedAndRemoveUntil(
// ignore: use_build_context_synchronously
context,
'/home',
(route) => false);
},
child: Text(AppLocalizations.of(context)!.sendtoserver)),
TextButton(
onPressed: () async {
saveData();
saveFile();
// ignore: use_build_context_synchronously
Navigator.pushNamedAndRemoveUntil(
// ignore: use_build_context_synchronously
context,
'/home',
(route) => false);
},
child: Text(AppLocalizations.of(context)!.saveasfile)),
TextButton(
onPressed: () {
Navigator.pop(dialogContext);
},
child: Text(AppLocalizations.of(context)!.cancel)),
],
);
});
}
void _httpRequest() async {
Map<String, dynamic> place = getPlace();
// print(jsonEncode(place));
final dio = Dio();
final SharedPreferences prefs = await SharedPreferences.getInstance();
dio.options.responseType = ResponseType.plain;
Response response =
Response(requestOptions: RequestOptions(path: ''), statusCode: 400);
try {
response = await dio.post(prefs.getString('apiAddress') ?? "",
data: jsonEncode(place));
} on DioException catch (e) {
if (e.response?.statusCode == 500) {
/* print('-------------------------');
print('code 500'); */
return;
}
}
if (response.statusCode == 201) {
// print(response.statusCode);
var placeDB = DBHelper();
await placeDB.updateSent();
} else {
//print(response.statusCode);
}
}
Future<void> saveFile() async {
String? selectedDirectory = await FilePicker.platform.getDirectoryPath();
SharedPreferences prefs = await SharedPreferences.getInstance();
Map place = getPlace();
String jsonPlace = jsonEncode(place);
if (selectedDirectory == null) {
return;
}
await prefs.setString('saveDir', selectedDirectory);
File file = File('$selectedDirectory/cam-${id.text}.txt');
await file.writeAsString(jsonPlace);
// ignore: use_build_context_synchronously
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text('Datei gespeichert in $selectedDirectory')));
}
// checks if required fields are not empty. If one is the name will be returned
List<String> validateData() {
List<String> emptyFields = <String>[];
Map<String, TextEditingController> fields = {
'CID': id,
'Rudel': rudelC,
'Adresse1': adresse1C,
'BLand': bLandC,
'Lkr': lkrC,
'BeiOrt': beiOrtC,
'Status': TextEditingController(text: selectedStatus),
'STTyp': TextEditingController(text: selectedSTTyp),
'FFTyp': ffTypC,
'FotoFilm': TextEditingController(text: selectedFotoFilm),
'MEZ': TextEditingController(text: selectedMEZ),
'Platzung': TextEditingController(text: selectedPlatzung),
'KTage1': kTage1C,
'KTage2': kTage2C,
'Standort': standortC,
};
for (var entry in fields.entries) {
if (entry.value.text.isEmpty) {
emptyFields.add(entry.key);
}
}
if (emptyFields.isEmpty) empty = true;
return emptyFields;
}
// If the user decides to safe his values as a template this function is called to save the values in the database
// If the user already edits a template this template will be upadted otherwise a new one will be created
void saveTemplate() async {
var placeDB = DBHelper();
Map<String, dynamic> templates = getPlace();
if (widget.isTemplate) {
await placeDB.updateTemplate(templates);
} else {
await placeDB.addTemplate(templates);
}
}
// If the user has filled all needed values this function will be called to safe them in the database
// * also creates a json string to send it to the server later
void saveData() async {
var placeDB = DBHelper();
Map<String, dynamic> place = getPlace();
await placeDB.addPlace(place);
}
// The widget tree which gets the shown widget from the ./cam_widgets.dart file
// The names of the widgets should be self-explaining
@override
Widget build(BuildContext context) {
// List with the steps. The steps itself will be "shown" later
List<Step> getSteps() => [
// First step
Step(
title: Text(AppLocalizations.of(context)!.firststep),
content: Column(
children: [
Align(
alignment: Alignment.bottomLeft,
child: RequiredVarTextField(
required: true,
dbName: "Standort",
textController: standortC,
localization: AppLocalizations.of(context)!.altstort,
),
),
const SizedBox(
height: 1,
),
STTyp(
initialSTTyp: selectedSTTyp,
onSTTypChanged: (sttyp) {
setState(() {
selectedSTTyp = sttyp;
});
},
),
const SizedBox(
height: 5,
),
Align(
alignment: Alignment.bottomLeft,
child: Row(
children: [
Text(AppLocalizations.of(context)!.status),
const Text(
'*',
style: TextStyle(color: Colors.red),
),
],
)),
Status(
initialStatus: selectedStatus,
onStatusChanged: (status) {
setState(() {
selectedStatus = status;
});
},
),
RequiredVarTextField(textController: betreuungC, localization: AppLocalizations.of(context)!.betreuung, dbName: "KontSum", required: false),
Betreuung(betreuungC: betreuungC),
const SizedBox(
height: 20,
),
CamId(id: id),
Align(
alignment: Alignment.bottomLeft,
child: FFTyp(ffTypC: ffTypC),
),
const SizedBox(
height: 15,
),
Align(
alignment: Alignment.bottomLeft,
child: Row(
children: [
Text(AppLocalizations.of(context)!.zeiteinstellung),
const Text(
'*',
style: TextStyle(color: Colors.red),
)
],
)),
MEZ(
initialMEZ: selectedMEZ,
onMEZChanged: (mez) {
setState(() {
selectedMEZ = mez;
});
},
),
Align(
alignment: Alignment.bottomLeft,
child: Row(
children: [
Text(AppLocalizations.of(context)!.bearsafe),
],
)),
Bearsafe(
initialBearsafe: selectedBearsafe,
onBearsafeChanged: (bearsafe) {
setState(() {
selectedBearsafe = bearsafe;
});
},
),
const SizedBox(
height: 15,
),
Align(
alignment: Alignment.bottomLeft,
child: KSchloNr(kSchloNrC: kSchloNrC),
),
const SizedBox(
height: 5,
),
Rudel(rudelC: rudelC),
const SizedBox(
height: 15,
),
],
)),
// Second step
Step(
title: Text(AppLocalizations.of(context)!.secondstep),
content: Column(
children: [
Align(
alignment: Alignment.bottomLeft,
child: Text(currentPosition.latitude.toString())),
Align(
alignment: Alignment.bottomLeft,
child: Text(currentPosition.longitude.toString())),
Align(
alignment: Alignment.bottomLeft,
child: ElevatedButton(
onPressed: () async {
final result = await Navigator.of(context)
.push<LatLng>(
MaterialPageRoute(builder: (context) {
return Karte(
currentPosition: currentPosition,
onPositionChange: (updatedPosition) {
setState(() {
currentPosition = updatedPosition;
});
},
);
}));
if (result != null) {
setState(() {
currentPosition = Position(
latitude: result.latitude,
longitude: result.longitude,
timestamp: DateTime.now(),
accuracy: 0.0,
altitude: 0.0,
altitudeAccuracy: 0.0,
heading: 0.0,
headingAccuracy: 0.0,
speed: 0.0,
speedAccuracy: 0.0,
);
});
}
},
child: Text(AppLocalizations.of(context)!.openMap)),
),
Align(
alignment: Alignment.bottomLeft,
child: BLand(bLandC: bLandC),
),
Align(
alignment: Alignment.bottomLeft,
child: Lkr(lkrC: lkrC),
),
Align(
alignment: Alignment.bottomLeft,
child: BeiOrt(beiOrtC: beiOrtC),
),
Align(
alignment: Alignment.bottomLeft,
child: OrtInfo(ortInfoC: ortInfoC),
),
const SizedBox(
height: 15,
),
Align(
alignment: Alignment.bottomLeft,
child: Row(
children: [
Text(AppLocalizations.of(context)!.platzung),
const Text(
'*',
style: TextStyle(color: Colors.red),
)
],
)),
Platzung(
initialPlatzung: selectedPlatzung,
onPlatzungChanged: (platzung) {
setState(() {
selectedPlatzung = platzung;
});
},
),
],
)),
// Third step
Step(
title: Text(AppLocalizations.of(context)!.thirdstep),
content: Column(
children: [
Datum(
datum: datum,
),
KontDat(kontDat: kontDat),
const SizedBox(
height: 20,
),
Align(
alignment: Alignment.bottomLeft,
child: Row(
children: [
Text(AppLocalizations.of(context)!.ktage1),
const Text(
'*',
style: TextStyle(color: Colors.red),
),
],
),
),
KTage1(kTage1C: kTage1C),
const SizedBox(
height: 20,
),
Align(
alignment: Alignment.bottomLeft,
child: Row(
children: [
Text(AppLocalizations.of(context)!.ktage2),
const Text(
'*',
style: TextStyle(color: Colors.red),
)
],
)),
KTage2(kTage2C: kTage2C),
const SizedBox(
height: 20,
),
AbbauDat(abbauDat: abbauDat),
const SizedBox(
height: 20,
),
Align(
alignment: Alignment.bottomLeft,
child: Auftrag(auftragC: auftragC),
),
Align(
alignment: Alignment.bottomLeft,
child: KontAbsp(kontAbspC: kontAbspC),
),
Align(
alignment: Alignment.bottomLeft,
child: SonstBem(sonstBemC: sonstBemC),
),
],
)),
// Fourth step
Step(
title: Text(AppLocalizations.of(context)!.fourthstep),
content: Column(
children: [
const SizedBox(
height: 15,
),
Align(
alignment: Alignment.bottomLeft,
child: Adresse1(adresse1C: adresse1C)),
Align(
alignment: Alignment.bottomLeft,
child: Adresse2(adresse2C: adresse2C),
),
Align(
alignment: Alignment.bottomLeft,
child: Adresse3(adresse3C: adresse3C),
),
const SizedBox(
height: 15,
),
Align(
alignment: Alignment.bottomLeft,
child: FKontakt1(fKontakt1C: fKontakt1C),
),
Align(
alignment: Alignment.bottomLeft,
child: FKontakt2(fKontakt2C: fKontakt2C),
),
Align(
alignment: Alignment.bottomLeft,
child: FKontakt3(fKontakt3C: fKontakt3C),
),
Align(
alignment: Alignment.bottomLeft,
child: IntKomm(intKommC: intKommC),
),
],
))
];
// Here the site is built with the steps from above
return Scaffold(
appBar: AppBar(title: Text(AppLocalizations.of(context)!.addplace)),
body: PageTransitionSwitcher(
duration: const Duration(milliseconds: 800),
transitionBuilder: (Widget child, Animation<double> animation,
Animation<double> secondaryAnimation) {
return SharedAxisTransition(
animation: animation,
secondaryAnimation: secondaryAnimation,
transitionType: SharedAxisTransitionType.vertical,
child: child,
);
},
child: Stepper(
key: ValueKey<int>(currentStep),
type: StepperType.vertical,
steps: getSteps(),
// Functions that handle the navigation through the steps
currentStep: currentStep,
onStepTapped: (value) {
setState(() {
currentStep = value;
});
},
onStepContinue: () async {
final isLastStep = currentStep == getSteps().length - 1;
if (!isLastStep) {
saveTemplate();
setState(() {
currentStep += 1;
});
} else {
List<String> emptyFields = validateData();
// ! always filled out
empty = false;
if (empty == true) {
showTemplateDialog(emptyFields);
();
return;
} else if (empty == false) {
await showSaveOptionsDialog();
}
}
},
onStepCancel: () {
if (currentStep == 0) {
Navigator.pop(context);
} else {
setState(() {
currentStep -= 1;
});
}
})));
}
}