104 lines
4.4 KiB
Dart
104 lines
4.4 KiB
Dart
import 'package:carousel_slider/carousel_slider.dart';
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import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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import 'package:stadtbote/model/task_info.dart';
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import 'package:stadtbote/tools/util.dart';
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Future<void> showTakePhotosPopup(BuildContext context, TaskInfo taskInfo, Function() onFinished) async {
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List<Uint8List> imageDataList = [];
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List<Widget> imageWidgetsList = [];
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ValueNotifier<List<Widget>> imageWidgetsListNotifier = ValueNotifier<List<Widget>>([]);
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await showDialog<void>(
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context: context,
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builder: (BuildContext context) {
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return AlertDialog(
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contentPadding: EdgeInsets.zero,
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shadowColor: Colors.transparent,
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backgroundColor: Colors.white,
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content: StatefulBuilder(builder: (BuildContext context, StateSetter setState) {
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void capturePhoto() async {
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var photo = await Util.capturePhoto();
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if (photo != null) {
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var imageData = await photo.readAsBytes();
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photo.delete();
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imageDataList.add(imageData);
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imageWidgetsList.add(GestureDetector(
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onTap: () {},
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child: Image.memory(imageData),
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));
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imageWidgetsListNotifier.value = imageWidgetsList;
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setState(() {});
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}
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}
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return SizedBox(
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key: GlobalKey(),
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height: 545,
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width: MediaQuery.of(context).size.width * 0.8,
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child: Container(
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height: 100,
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(10),
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color: Colors.white,
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border: Border.all(
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color: Colors.grey,
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width: 0.5,
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),
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),
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child: Padding(
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padding: const EdgeInsets.all(35.0),
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child: Column(
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children: [
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const Text('Aufgenommene Fotos'),
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const SizedBox(height: 20),
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Container(
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(10),
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color: Colors.white,
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border: Border.all(
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color: Colors.grey,
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width: 0.5,
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),
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),
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height: 300,
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child: ValueListenableBuilder<List<Widget>>(
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valueListenable: imageWidgetsListNotifier,
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builder: (context, value, child) {
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return CarouselSlider(
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options: CarouselOptions(
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disableCenter: false,
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enableInfiniteScroll: false,
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),
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items: imageWidgetsList.toList());
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},
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),
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),
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const SizedBox(height: 20),
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Visibility(
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visible: imageDataList.length < taskInfo.task.max!,
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child: getDefaultButton('Hinzufügen', buttonHeight: 50, () => {capturePhoto()})),
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const SizedBox(height: 12),
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getDefaultButton(
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'Übernehmen',
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buttonHeight: 50,
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() => {
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if (imageDataList.length == taskInfo.task.min! && imageDataList.length <= taskInfo.task.max!)
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{Navigator.of(context).pop(), onFinished()}
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else
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{showAlertDialog(context, 'Fehler', 'Sie müssen mindestens ${taskInfo.task.min} Foto(s) aufnehmen')}
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})
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],
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),
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),
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));
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}));
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});
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}
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