bug fixes & improments

packages/hydrooj/src/handler/discussion.ts

@@ -72,7 +72,7 @@ class DiscussionMainHandler extends Handler {
         const parentType = { $in: Object.keys(typeMapper).map((i) => typeMapper[i]) };
         all &&= this.user.hasPerm(PERM.PERM_MOD_BADGE);
         const [ddocs, dpcount] = await this.paginate(
-            discussion.getMulti(domainId, { parentType, ...all ? {} : { hidden: false } }),
+            discussion.getMulti(domainId, { parentType, ...all ? {} : { hidden: false } }).hint('discussionSort'),
             page,
             'discussion',
         );

packages/hydrooj/src/handler/home.ts

@@ -507,6 +507,8 @@ class HomeDomainHandler extends Handler {
 
     @param('id', Types.String)
     async postLeave({ }, id: string) {
+        const ddoc = await domain.get(id);
+        if (!ddoc) throw new NotFoundError(id);
         await domain.setJoin(id, this.user._id, false);
         this.back();
     }