129 lines
3.7 KiB
Dart
129 lines
3.7 KiB
Dart
import 'dart:io';
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import 'package:file_saver/file_saver.dart';
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import 'package:flutter/foundation.dart';
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import 'package:gal/gal.dart';
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import 'package:hooks_riverpod/hooks_riverpod.dart';
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import 'package:island/models/drive_task.dart';
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import 'package:island/models/file.dart';
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import 'package:island/pods/drive/upload_tasks.dart';
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import 'package:island/pods/network.dart';
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import 'package:island/widgets/alert.dart';
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import 'package:path/path.dart' as p;
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import 'package:path_provider/path_provider.dart';
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class FileDownloadService {
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final WidgetRef ref;
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FileDownloadService(this.ref);
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String _getFileExtension(SnCloudFile item) {
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var extName = p.extension(item.name).trim();
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if (extName.isEmpty) {
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extName = item.mimeType?.split('/').lastOrNull ?? 'jpeg';
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}
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return extName.replaceFirst('.', '');
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}
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String _getFileName(SnCloudFile item, String extName) {
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return item.name.isEmpty ? '${item.id}.$extName' : item.name;
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}
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Future<String> _downloadToTemp(SnCloudFile item, String extName) async {
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final client = ref.read(apiClientProvider);
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final tempDir = await getTemporaryDirectory();
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final filePath = '${tempDir.path}/${item.id}.$extName';
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await client.download(
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'/drive/files/${item.id}',
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filePath,
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queryParameters: {'original': true},
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);
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return filePath;
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}
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Future<void> saveToGallery(SnCloudFile item) async {
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try {
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showSnackBar('Saving image...');
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final extName = _getFileExtension(item);
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final filePath = await _downloadToTemp(item, extName);
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if (!kIsWeb && (Platform.isAndroid || Platform.isIOS)) {
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await Gal.putImage(filePath, album: 'Solar Network');
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showSnackBar('Image saved to gallery');
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} else {
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await FileSaver.instance.saveFile(
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name: _getFileName(item, extName),
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file: File(filePath),
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);
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showSnackBar('Image saved to downloads');
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}
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} catch (e) {
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showErrorAlert(e);
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}
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}
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Future<void> downloadFile(SnCloudFile item) async {
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try {
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showSnackBar('Downloading file...');
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final extName = _getFileExtension(item);
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final filePath = await _downloadToTemp(item, extName);
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await FileSaver.instance.saveFile(
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name: _getFileName(item, extName),
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file: File(filePath),
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);
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showSnackBar('File saved to downloads');
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} catch (e) {
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showErrorAlert(e);
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}
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}
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Future<void> downloadWithProgress(
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SnCloudFile item, {
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void Function(int received, int total)? onProgress,
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}) async {
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final taskNotifier = ref.read(uploadTasksProvider.notifier);
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final taskId = taskNotifier.addLocalDownloadTask(item);
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try {
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showSnackBar('Downloading file...');
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final client = ref.read(apiClientProvider);
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final extName = _getFileExtension(item);
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final tempDir = await getTemporaryDirectory();
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final filePath = '${tempDir.path}/${item.id}.$extName';
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await client.download(
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'/drive/files/${item.id}',
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filePath,
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queryParameters: {'original': true},
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onReceiveProgress: (count, total) {
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onProgress?.call(count, total);
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if (total > 0) {
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taskNotifier.updateDownloadProgress(taskId, count, total);
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taskNotifier.updateTransmissionProgress(taskId, count / total);
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}
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},
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);
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await FileSaver.instance.saveFile(
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name: _getFileName(item, extName),
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file: File(filePath),
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);
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taskNotifier.updateTaskStatus(taskId, DriveTaskStatus.completed);
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showSnackBar('File saved to downloads');
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} catch (e) {
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taskNotifier.updateTaskStatus(
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taskId,
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DriveTaskStatus.failed,
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errorMessage: e.toString(),
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);
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showErrorAlert(e);
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}
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}
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}
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