Generate ComicInfo.xml on archive download

app/src/main/kotlin/com/hippo/ehviewer/Settings.kt

@@ -149,6 +149,7 @@ object Settings : DataStorePreferences(null) {
     var harmonizeCategoryColor by boolPref("harmonize_category_color", true)
     var preloadThumbAggressively by boolPref("preload_thumb_aggressively", false)
     var downloadOriginImage by boolPref("download_origin_image", false)
+    var archiveMetadata by boolPref("archive_metadata", true)
     var enableCronet by boolPref("enable_cronet", true)
     var recentFavCat by intPref("recent_fav_cat", FavListUrlBuilder.FAV_CAT_LOCAL)
     var defaultFavSlot by intPref("default_favorite_slot", -2)

app/src/main/kotlin/com/hippo/ehviewer/spider/SpiderDen.kt

@@ -260,6 +260,11 @@ class SpiderDen(val info: GalleryInfo) {
         downloadDir = getGalleryDownloadDir(gid)?.takeIf { it.isDirectory }
     }
 
+    suspend fun initDownloadDir() {
+        downloadDir = getGalleryDownloadDir(gid) ?: (downloadLocation / info.putToDownloadDir())
+        check(downloadDir!!.ensureDir())
+    }
+
     suspend fun writeComicInfo(fetchMetadata: Boolean = true) {
         downloadDir?.run {
             createFile(COMIC_INFO_FILE)?.also {

app/src/main/kotlin/com/hippo/ehviewer/ui/screen/GalleryDetailScreen.kt

@@ -366,6 +366,12 @@ fun GalleryDetailScreen(args: GalleryDetailScreenArgs, navigator: DestinationsNa
                             r.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED)
                             downloadManager.enqueue(r)
                         }
+                        if (Settings.archiveMetadata) {
+                            SpiderDen(galleryDetail).apply {
+                                initDownloadDir()
+                                writeComicInfo()
+                            }
+                        }
                     }
                     activity.showTip(R.string.download_archive_started)
                 }

app/src/main/kotlin/com/hippo/ehviewer/ui/settings/DownloadScreen.kt

@@ -145,6 +145,11 @@ fun DownloadScreen(navigator: DestinationsNavigator) {
                 summary = stringResource(id = R.string.settings_download_download_origin_image_summary),
                 value = Settings::downloadOriginImage,
             )
+            SwitchPreference(
+                title = stringResource(id = R.string.settings_download_archive_metadata),
+                summary = stringResource(id = R.string.settings_download_archive_metadata_summary),
+                value = Settings::archiveMetadata,
+            )
             WorkPreference(
                 title = stringResource(id = R.string.settings_download_restore_download_items),
                 summary = stringResource(id = R.string.settings_download_restore_download_items_summary),

app/src/main/res/values-zh-rCN/strings.xml

@@ -332,6 +332,8 @@
     <string name="settings_download_preload_image_summary">向后预载 %s 张图片</string>
     <string name="settings_download_download_origin_image">下载原图</string>
     <string name="settings_download_download_origin_image_summary">警告！可能需要 GP</string>
+    <string name="settings_download_archive_metadata">压缩包元数据</string>
+    <string name="settings_download_archive_metadata_summary">下载压缩包时生成 ComicInfo.xml</string>
     <string name="settings_download_media_scan">允许媒体扫描</string>
     <string name="settings_download_media_scan_summary_on">请避免他人翻看你的图库应用</string>
     <string name="settings_download_media_scan_summary_off">大多数图库应用将不会显示下载目录中的图片</string>

app/src/main/res/values/strings.xml

@@ -379,6 +379,8 @@
     <string name="settings_download_preload_image_summary">Preload next %s image</string>
     <string name="settings_download_download_origin_image">Download original image</string>
     <string name="settings_download_download_origin_image_summary">Caution! May require GP</string>
+    <string name="settings_download_archive_metadata">Archive metadata</string>
+    <string name="settings_download_archive_metadata_summary">Generate ComicInfo.xml on archive download</string>
     <string name="settings_download_restore_download_items">Restore download items</string>
     <string name="settings_download_restore_download_items_summary">Restore all download items in download location</string>
     <string name="settings_download_restore_not_found">Not found download items to restore</string>