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desktop save receiving qr image to file

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julian 2022-11-15 19:27:08 -06:00
parent a35e6e8d97
commit 1b5ced5061
1 changed files with 49 additions and 12 deletions
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43
lib/pages/receive_view/generate_receiving_uri_qr_code_view.dart
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@ -1,9 +1,11 @@
import 'dart:async';
import 'dart:io'; import 'dart:io';
import 'dart:typed_data'; import 'dart:typed_data';
import 'dart:ui' as ui; import 'dart:ui' as ui;
// import 'package:document_file_save_plus/document_file_save_plus.dart'; // import 'package:document_file_save_plus/document_file_save_plus.dart';
import 'package:decimal/decimal.dart'; import 'package:decimal/decimal.dart';
import 'package:file_picker/file_picker.dart';
import 'package:flutter/material.dart'; import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart'; import 'package:flutter/rendering.dart';
import 'package:flutter_svg/svg.dart'; import 'package:flutter_svg/svg.dart';
@ -71,19 +73,53 @@ class _GenerateUriQrCodeViewState extends State<GenerateUriQrCodeView> {
await image.toByteData(format: ui.ImageByteFormat.png); await image.toByteData(format: ui.ImageByteFormat.png);
Uint8List pngBytes = byteData!.buffer.asUint8List(); Uint8List pngBytes = byteData!.buffer.asUint8List();
// if (shouldSaveInsteadOfShare) { if (shouldSaveInsteadOfShare) {
if (Util.isDesktop) {
final dir = Directory("${Platform.environment['HOME']}");
if (!dir.existsSync()) {
throw Exception(
"Home dir not found while trying to open filepicker on QR image save");
}
final path = await FilePicker.platform.saveFile(
fileName: "qrcode.png",
initialDirectory: dir.path,
);
if (path != null) {
final file = File(path);
if (file.existsSync()) {
unawaited(
showFloatingFlushBar(
type: FlushBarType.warning,
message: "$path already exists!",
context: context,
),
);
} else {
await file.writeAsBytes(pngBytes);
unawaited(
showFloatingFlushBar(
type: FlushBarType.success,
message: "$path saved!",
context: context,
),
);
}
}
} else {
// await DocumentFileSavePlus.saveFile( // await DocumentFileSavePlus.saveFile(
// pngBytes, // pngBytes,
// "receive_qr_code_${DateTime.now().toLocal().toIso8601String()}.png", // "receive_qr_code_${DateTime.now().toLocal().toIso8601String()}.png",
// "image/png"); // "image/png");
// } else { }
} else {
final tempDir = await getTemporaryDirectory(); final tempDir = await getTemporaryDirectory();
final file = await File("${tempDir.path}/qrcode.png").create(); final file = await File("${tempDir.path}/qrcode.png").create();
await file.writeAsBytes(pngBytes); await file.writeAsBytes(pngBytes);
await Share.shareFiles(["${tempDir.path}/qrcode.png"], await Share.shareFiles(["${tempDir.path}/qrcode.png"],
text: "Receive URI QR Code"); text: "Receive URI QR Code");
// } }
} catch (e) { } catch (e) {
debugPrint(e.toString()); debugPrint(e.toString());
} }
@ -567,6 +603,7 @@ class _GenerateUriQrCodeViewState extends State<GenerateUriQrCodeView> {
desktopMed: true, desktopMed: true,
onPressed: () async { onPressed: () async {
// TODO: add save functionality instead of share // TODO: add save functionality instead of share
// save works on linux at the moment
await _capturePng(true); await _capturePng(true);
}, },
label: "Save", label: "Save",