add archive download

lib/foundation/comic_source/comic_source.dart

@@ -215,6 +215,8 @@ class ComicSource {
 
   final StarRatingFunc? starRatingFunc;
 
+  final ArchiveDownloader? archiveDownloader;
+
   Future<void> loadData() async {
     var file = File("${App.dataPath}/comic_source/$key.data");
     if (await file.exists()) {
@@ -284,6 +286,7 @@ class ComicSource {
     this.enableTagsSuggestions,
     this.enableTagsTranslate,
     this.starRatingFunc,
+    this.archiveDownloader,
   );
 }
 
@@ -465,3 +468,11 @@ class LinkHandler {
 
   const LinkHandler(this.domains, this.linkToId);
 }
+
+class ArchiveDownloader {
+  final Future<Res<List<ArchiveInfo>>> Function(String cid) getArchives;
+
+  final Future<Res<String>> Function(String cid, String aid) getDownloadUrl;
+
+  const ArchiveDownloader(this.getArchives, this.getDownloadUrl);
+}

lib/foundation/comic_source/models.dart

@@ -232,3 +232,14 @@ class ComicDetails with HistoryMixin {
 
   ComicType get comicType => ComicType(sourceKey.hashCode);
 }
+
+class ArchiveInfo {
+  final String title;
+  final String description;
+  final String id;
+
+  ArchiveInfo.fromJson(Map<String, dynamic> json)
+      : title = json["title"],
+        description = json["description"],
+        id = json["id"];
+}

lib/foundation/comic_source/parser.dart

@@ -153,11 +153,12 @@ class ComicSourceParser {
       _getValue("search.enableTagsSuggestions") ?? false,
       _getValue("comic.enableTagsTranslate") ?? false,
       _parseStarRatingFunc(),
+      _parseArchiveDownloader(),
     );
 
     await source.loadData();
 
-    if(_checkExists("init")) {
+    if (_checkExists("init")) {
       Future.delayed(const Duration(milliseconds: 50), () {
         JsEngine().runCode("ComicSource.sources.$_key.init()");
       });
@@ -988,4 +989,35 @@ class ComicSourceParser {
       }
     };
   }
+
+  ArchiveDownloader? _parseArchiveDownloader() {
+    if (!_checkExists("comic.archive")) {
+      return null;
+    }
+    return ArchiveDownloader(
+      (cid) async {
+        try {
+          var res = await JsEngine().runCode("""
+              ComicSource.sources.$_key.comic.archive.getArchives(${jsonEncode(cid)})
+            """);
+          return Res(
+              (res as List).map((e) => ArchiveInfo.fromJson(e)).toList());
+        } catch (e, s) {
+          Log.error("Network", "$e\n$s");
+          return Res.error(e.toString());
+        }
+      },
+      (cid, aid) async {
+        try {
+          var res = await JsEngine().runCode("""
+              ComicSource.sources.$_key.comic.archive.getDownloadUrl(${jsonEncode(cid)}, ${jsonEncode(aid)})
+            """);
+          return Res(res as String);
+        } catch (e, s) {
+          Log.error("Network", "$e\n$s");
+          return Res.error(e.toString());
+        }
+      },
+    );
+  }
 }