import 'dart:typed_data'; import 'package:cloud_firestore/cloud_firestore.dart'; import 'package:firebase_storage/firebase_storage.dart'; import 'package:get/get.dart'; import 'package:terepi_seged/models/seismic_records.dart'; import 'package:terepi_seged/pages/measured_data/presentation/views/seismogram_viewer_dialog.dart'; class MeasuredDataController extends GetxController { final CollectionReference _seismicRecords = FirebaseFirestore.instance.collection('seismicRecords'); // late Query> records = _seismicRecords.orderBy('field'); late Stream seismicRecordSnapshot; @override void onReady() async { super.onReady(); } @override void onInit() { super.onInit(); seismicRecordSnapshot = _seismicRecords // .orderBy('sourcePoint', descending: true) .where('gpsDateTime', isGreaterThan: DateTime(2024, 2, 25, 0, 0, 0)) .orderBy('gpsDateTime', descending: true) .snapshots(); } @override void onClose() async { super.onClose(); // seismicRecordSnapshot. } void showSeismicImage(int ffid) async { late Uint8List image; Reference reference = FirebaseStorage.instance.ref().child('bp-4/${ffid}.jpg'); await reference .getData() .then((value) => {image = value!}) .catchError((error) => {}); Get.to( () => SeismogramViewerDialog( imageUrl: '', image: image, ), transition: Transition.downToUp); } }