You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
152 lines
4.8 KiB
Dart
152 lines
4.8 KiB
Dart
import 'dart:io';
|
|
|
|
import 'package:diplomaticquarterapp/pages/medical/my_trackers/ble_helpers/ble_connect_helper.dart';
|
|
import 'package:diplomaticquarterapp/widgets/others/app_scaffold_widget.dart';
|
|
import 'package:flutter/material.dart';
|
|
import 'package:flutter/services.dart';
|
|
import 'package:permission_handler/permission_handler.dart';
|
|
|
|
class Oxymeter_BLE extends StatefulWidget {
|
|
@override
|
|
State<Oxymeter_BLE> createState() => _Oxymeter_BLEState();
|
|
}
|
|
|
|
class _Oxymeter_BLEState extends State<Oxymeter_BLE> {
|
|
EventChannel eventChannel = EventChannel('BLE-Platform-Bridge-Event');
|
|
String receivedData = '';
|
|
|
|
final oxymeterValueNotifier = ValueNotifier<String>("start");
|
|
|
|
String deviceName = "CheckMeO2";
|
|
// String deviceName = "POD";
|
|
|
|
@override
|
|
void dispose() {
|
|
oxymeterValueNotifier.dispose();
|
|
super.dispose();
|
|
BleChannel.disconnect();
|
|
}
|
|
|
|
@override
|
|
void initState() {
|
|
// TODO: implement initState
|
|
super.initState();
|
|
}
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
return AppScaffold(
|
|
appBarTitle: "Oxymeter",
|
|
showNewAppBar: true,
|
|
isShowDecPage: false,
|
|
showNewAppBarTitle: true,
|
|
backgroundColor: Color(0xffF8F8F8),
|
|
body: SingleChildScrollView(
|
|
child: Column(
|
|
crossAxisAlignment: CrossAxisAlignment.center,
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
|
children: [
|
|
Center(
|
|
child: GestureDetector(
|
|
onTap: () {
|
|
// await BleChannel.getScanningResult();
|
|
checkBLEPermissions();
|
|
},
|
|
child: Container(
|
|
width: 50,
|
|
height: 50,
|
|
color: Colors.blueAccent,
|
|
),
|
|
),
|
|
),
|
|
ValueListenableBuilder(
|
|
valueListenable: oxymeterValueNotifier,
|
|
builder: (context, value, _) {
|
|
return value != "start"
|
|
? Platform.isAndroid
|
|
? Column(
|
|
children: [
|
|
Text(
|
|
getSPO2(
|
|
value.toString().replaceAll("RtParam", ""),
|
|
),
|
|
),
|
|
Text(
|
|
getPR(
|
|
value.toString().replaceAll("RtParam", ""),
|
|
),
|
|
),
|
|
// Text(
|
|
// getPI(
|
|
// value.toString().replaceAll("RtParam", ""),
|
|
// ),
|
|
// ),
|
|
],
|
|
)
|
|
: Column(
|
|
children: [
|
|
Text(getSPO2iOS(value.toString())),
|
|
Text(getPRiOS(value.toString())),
|
|
],
|
|
)
|
|
: Text(value);
|
|
},
|
|
),
|
|
],
|
|
),
|
|
),
|
|
);
|
|
}
|
|
|
|
void checkBLEPermissions() async {
|
|
[Permission.location, Permission.storage, Permission.bluetooth, Permission.bluetoothConnect, Permission.bluetoothScan].request().then((status) async {
|
|
// startBLEConnection();
|
|
|
|
eventChannel.receiveBroadcastStream().listen((event) {
|
|
print('Received event---: $event');
|
|
oxymeterValueNotifier.value = event;
|
|
|
|
// O2M response: RtParam{spo2=0, pr=0, steps=0, battery=72, batteryState=0, vector=0, pi=0.0, state=0, countDown=0, invalidIvState=0, spo2IvState=0, hrIvState=0, vectorIvState=0}
|
|
// POD-1W response: RtParam{spo2=98, pr=104, pi=5.8, isProbeOff=false, isPulseSearching=false}
|
|
});
|
|
|
|
await BleChannel.scanResultsNative(["oximeter", deviceName]);
|
|
});
|
|
}
|
|
|
|
String getSPO2(String value) {
|
|
return "SpO2: " + value.split(",")[0].replaceAll("{spo2=", "");
|
|
}
|
|
|
|
String getPR(String value) {
|
|
return "Pulse Rate: " + value.split(",")[1].replaceAll("pr=", "");
|
|
}
|
|
|
|
String getPI(String value) {
|
|
return "Perfusion Index: " + value.split(",")[2].replaceAll("pi=", "") + "%";
|
|
}
|
|
|
|
String getSPO2iOS(String value) {
|
|
return "SpO2: " + value.split(",")[0];
|
|
}
|
|
|
|
String getPRiOS(String value) {
|
|
return "Pulse Rate: " + value.split(",")[1];
|
|
}
|
|
|
|
// List<String> setResult(String value) {
|
|
// List<String> values = value.split(",");
|
|
//
|
|
// print(values[0].replaceAll("{spo2=", ""));
|
|
// print(values[1].replaceAll("pr=", ""));
|
|
// print(values[2].replaceAll("pi=", ""));
|
|
//
|
|
// values.clear();
|
|
// values.add(values[0].replaceAll("{spo2=", ""));
|
|
// values.add(values[1].replaceAll("pr=", ""));
|
|
// values.add(values[2].replaceAll("pi=", ""));
|
|
//
|
|
// return values;
|
|
// }
|
|
}
|