105 lines
3.2 KiB
Dart
105 lines
3.2 KiB
Dart
import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_cache_manager/flutter_cache_manager.dart';
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import 'package:future_loading_dialog/future_loading_dialog.dart';
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import 'package:matrix/matrix.dart';
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import 'matrix_file_extension.dart';
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extension LocalizedBody on Event {
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void saveFile(BuildContext context) async {
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final matrixFile = await showFutureLoadingDialog(
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context: context,
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future: () => downloadAndDecryptAttachmentCached(),
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);
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matrixFile.result?.save(context);
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}
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IconData get statusIcon {
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switch (status.intValue) {
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case -1:
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return Icons.error_outline;
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case 0:
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return Icons.timer_outlined;
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case 1:
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return Icons.done_outlined;
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case 2:
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return Icons.done_all_outlined;
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default:
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return Icons.done_outlined;
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}
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}
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bool get isAttachmentSmallEnough =>
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infoMap['size'] is int &&
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infoMap['size'] < room.client.database.maxFileSize;
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bool get isThumbnailSmallEnough =>
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thumbnailInfoMap['size'] is int &&
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thumbnailInfoMap['size'] < room.client.database.maxFileSize;
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bool get showThumbnail =>
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[MessageTypes.Image, MessageTypes.Sticker, MessageTypes.Video]
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.contains(messageType) &&
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(kIsWeb ||
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isAttachmentSmallEnough ||
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isThumbnailSmallEnough ||
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(content['url'] is String));
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String get sizeString {
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if (content['info'] is Map<String, dynamic> &&
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content['info'].containsKey('size')) {
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num size = content['info']['size'];
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if (size < 1000000) {
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size = size / 1000;
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size = (size * 10).round() / 10;
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return '${size.toString()} KB';
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} else if (size < 1000000000) {
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size = size / 1000000;
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size = (size * 10).round() / 10;
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return '${size.toString()} MB';
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} else {
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size = size / 1000000000;
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size = (size * 10).round() / 10;
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return '${size.toString()} GB';
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}
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} else {
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return null;
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}
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}
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static final _downloadAndDecryptFutures = <String, Future<MatrixFile>>{};
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Future<bool> isAttachmentCached({bool getThumbnail = false}) async {
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final mxcUrl = attachmentOrThumbnailMxcUrl(getThumbnail: getThumbnail);
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// check if we have it in-memory
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if (_downloadAndDecryptFutures.containsKey(mxcUrl)) {
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return true;
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}
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// check if it is stored
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if (await isAttachmentInLocalStore(getThumbnail: getThumbnail)) {
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return true;
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}
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// check if the url is cached
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final url = mxcUrl.getDownloadLink(room.client);
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final file = await DefaultCacheManager().getFileFromCache(url.toString());
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return file != null;
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}
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Future<MatrixFile> downloadAndDecryptAttachmentCached(
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{bool getThumbnail = false}) async {
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final mxcUrl =
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attachmentOrThumbnailMxcUrl(getThumbnail: getThumbnail).toString();
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_downloadAndDecryptFutures[mxcUrl] ??= downloadAndDecryptAttachment(
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getThumbnail: getThumbnail,
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downloadCallback: (Uri url) async {
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final file = await DefaultCacheManager().getSingleFile(url.toString());
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return await file.readAsBytes();
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},
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);
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final res = await _downloadAndDecryptFutures[mxcUrl];
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return res;
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}
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}
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