invoice/lib/utils/files.dart

73 lines
1.8 KiB
Dart

// Dart imports:
import 'dart:io';
// Flutter imports:
import 'package:flutter/foundation.dart';
// Package imports:
import 'package:file_picker/file_picker.dart';
import 'package:http/http.dart';
import 'package:permission_handler/permission_handler.dart';
// Project imports:
import 'package:invoiceninja_flutter/utils/platforms.dart';
// ignore: unused_import
import 'package:invoiceninja_flutter/utils/web_stub.dart'
if (dart.library.html) 'package:invoiceninja_flutter/utils/web.dart';
Future<MultipartFile> pickFile(
{String fileIndex,
FileType fileType,
List<String> allowedExtensions}) async {
if (kIsWeb) {
return _pickFile(
fileIndex: fileIndex,
fileType: fileType,
allowedExtensions: allowedExtensions,
);
} else if (isWindows()) {
return _pickFile(
fileIndex: fileIndex,
fileType: fileType,
allowedExtensions: allowedExtensions,
);
} else {
final permission = await (fileType == FileType.image && Platform.isIOS
? Permission.photos.status
: Permission.storage.status);
if (permission == PermissionStatus.granted) {
return _pickFile(
fileIndex: fileIndex,
fileType: fileType,
allowedExtensions: allowedExtensions,
);
} else {
openAppSettings();
return null;
}
}
}
Future<MultipartFile> _pickFile(
{String fileIndex,
FileType fileType,
List<String> allowedExtensions}) async {
final result = await FilePicker.platform.pickFiles(
type: fileType ?? FileType.custom,
allowedExtensions: allowedExtensions ?? [],
allowCompression: true,
withData: true,
allowMultiple: false,
);
if (result != null && result.files.isNotEmpty) {
final file = result.files.first;
return MultipartFile.fromBytes(fileIndex ?? 'file', file.bytes,
filename: file.name);
}
return null;
}