core&ui: add problems gql to fix autocomplete (#389)

packages/hydrooj/src/handler/problem.ts

@@ -80,6 +80,11 @@ registerResolver(
         return pdoc;
     },
 );
+registerResolver('Query', 'problems(ids: [Int])', '[Problem]', async (arg, ctx) => {
+    const res = await problem.getList(ctx.args.domainId, arg.ids, ctx.user.hasPerm(PERM.PERM_VIEW_PROBLEM_HIDDEN) || ctx.user._id,
+        ctx.user.group, undefined, undefined, true);
+    return Object.keys(res).map((id) => res[+id]);
+}, 'Get a list of problem by ids');
 registerResolver(
     'Problem', 'manage', 'ProblemManage',
     (arg, ctx) => {

packages/hydrooj/src/model/contest.ts

@@ -488,7 +488,8 @@ export async function get(domainId: string, tid: ObjectID): Promise<Tdoc<30>> {
 }
 
 export async function getRelated(domainId: string, pid: number) {
-    return await document.getMulti(domainId, document.TYPE_CONTEST, { pids: pid }).toArray();
+    const rules = Object.keys(RULES).filter((i) => !RULES[i].hidden);
+    return await document.getMulti(domainId, document.TYPE_CONTEST, { pids: pid, rule: { $in: rules } }).toArray();
 }
 
 export async function getStatus(domainId: string, tid: ObjectID, uid: number) {