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refa: cache manager (#2266)

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* opt: image utils

* refa: cache manager
This commit is contained in:
My-Responsitories
2026-06-02 14:09:36 +00:00
committed by GitHub
parent e619946b9c
commit 66a191b018
26 changed files with 126 additions and 196 deletions
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58
lib/utils/cache_manager.dart
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@@ -1,27 +1,29 @@
import 'dart:io' show Directory, File;
import 'package:PiliPlus/utils/extension/file_ext.dart';
import 'package:PiliPlus/utils/platform_utils.dart';
import 'package:PiliPlus/utils/storage_pref.dart';
import 'package:cached_network_image_ce/cached_network_image.dart';
import 'package:path/path.dart' as path;
import 'package:path_provider/path_provider.dart';
abstract final class CacheManager {
static late final DefaultCacheManager manager;
static Future<void> ensureInitialized() =>
DefaultCacheManager.init().then((i) => manager = i);
// 获取缓存目录
@pragma('vm:notify-debugger-on-exception')
static Future<int> loadApplicationCache([
final num maxSize = double.infinity,
]) async {
static Future<int> loadApplicationCache() async {
try {
final Directory tempDirectory = await getTemporaryDirectory();
if (PlatformUtils.isDesktop) {
final dir = Directory('${tempDirectory.path}/libCachedImageData');
if (dir.existsSync()) {
return await getTotalSizeOfFilesInDir(dir, maxSize);
}
return 0;
return manager.getTotalLength();
}
if (tempDirectory.existsSync()) {
return await getTotalSizeOfFilesInDir(tempDirectory, maxSize);
return await getTotalSizeOfFilesInDir(tempDirectory);
}
} catch (_) {}
return 0;
@@ -29,16 +31,21 @@ abstract final class CacheManager {
// 循环计算文件的大小
@pragma('vm:notify-debugger-on-exception')
static Future<int> getTotalSizeOfFilesInDir(
final Directory file, [
final num maxSize = double.infinity,
]) async {
final children = file.list(recursive: true);
static Future<int> getTotalSizeOfFilesInDir(final Directory file) async {
int total = 0;
await for (final child in children) {
await for (final child in file.list(recursive: false)) {
if (child is File) {
total += await child.length();
if (total >= maxSize) break;
} else if (child is Directory) {
if (path.equals(child.path, manager.cacheDir)) {
total += manager.getTotalLength();
} else {
await for (final i in child.list(recursive: true)) {
if (i is File) {
total += await i.length();
}
}
}
}
}
return total;
@@ -57,16 +64,13 @@ abstract final class CacheManager {
}
// 清除 Library/Caches 目录及文件缓存
@pragma('vm:notify-debugger-on-exception')
static Future<void> clearLibraryCache() async {
try {
final Directory tempDirectory = await getTemporaryDirectory();
if (PlatformUtils.isDesktop) {
final dir = Directory('${tempDirectory.path}/libCachedImageData');
if (dir.existsSync()) {
await dir.delete(recursive: true);
}
return;
}
await manager.emptyCache();
if (PlatformUtils.isDesktop) return;
final tempDirectory = await getTemporaryDirectory();
if (tempDirectory.existsSync()) {
final children = tempDirectory.list(recursive: false);
await for (final file in children) {
@@ -77,12 +81,16 @@ abstract final class CacheManager {
}
static Future<void> autoClearCache() async {
// TODO: remove
Directory(
'${(await getTemporaryDirectory()).path}/libCachedImageData',
).tryDel(recursive: true);
if (Pref.autoClearCache) {
await clearLibraryCache();
} else {
final maxCacheSize = Pref.maxCacheSize;
if (maxCacheSize != 0) {
final currCache = await loadApplicationCache(maxCacheSize);
final currCache = await loadApplicationCache();
if (currCache >= maxCacheSize) {
await clearLibraryCache();
}