core&ui: assignment auto complete

packages/components/frontend/autocomplete/AutoComplete.tsx

@@ -112,10 +112,16 @@ const AutoComplete = forwardRef(function Impl<T>(props: AutoCompleteProps<T>, re
       setCurrentItem(null);
       return;
     }
-    queryCache[query] ||= await queryItems(query);
-    for (const item of queryCache[query]) valueCache[itemKey(item)] = item;
-    setItemList(queryCache[query]);
-    setCurrentItem((!freeSolo && queryCache[query].length) ? 0 : null);
+    try {
+      queryCache[query] ||= await queryItems(query);
+      for (const item of queryCache[query]) valueCache[itemKey(item)] = item;
+      setItemList(queryCache[query]);
+      setCurrentItem((!freeSolo && queryCache[query].length) ? 0 : null);
+    } catch (e) {
+      console.error('Failed to query items', e);
+      setItemList([]);
+      setCurrentItem(null);
+    }
   };
 
   useEffect(() => {
@@ -135,6 +141,8 @@ const AutoComplete = forwardRef(function Impl<T>(props: AutoCompleteProps<T>, re
     Promise.resolve(props.fetchItems(ids)).then((items) => {
       for (const item of items) valueCache[itemKey(item)] = item;
       setRerender(!rerender);
+    }).catch((e) => {
+      console.error('Failed to fetch items', e);
     });
   }, [selectedKeys, multi]);
 
@@ -287,9 +295,13 @@ const AutoComplete = forwardRef(function Impl<T>(props: AutoCompleteProps<T>, re
               e.preventDefault();
               const ids = text.replace(/，/g, ',').split(',').filter((v) => v?.trim().length && !selectedKeys.includes(v));
               if (!ids.length) return;
-              const fetched = await props.fetchItems(ids);
-              for (const item of fetched) valueCache[itemKey(item)] = item;
-              setSelectedKeys([...selectedKeys, ...fetched.map((val) => itemKey(val))]);
+              try {
+                const fetched = await props.fetchItems(ids);
+                for (const item of fetched) valueCache[itemKey(item)] = item;
+                setSelectedKeys([...selectedKeys, ...fetched.map((val) => itemKey(val))]);
+              } catch (err) {
+                console.error('Failed to fetch items on paste', err);
+              }
             }}
             placeholder={props.placeholder}
             onBlur={() => setFocused(false)}

packages/hydrooj/src/handler/domain.ts

@@ -433,6 +433,25 @@ export const DomainApi = {
             return ddoc;
         },
     ),
+    groups: Query(
+        Schema.object({
+            search: Schema.string(),
+            names: Schema.array(Schema.string()),
+            domainId: Schema.string().required(),
+        }),
+        async (ctx, args) => {
+            if (!ctx.user.hasPerm(PERM.PERM_VIEW) && !ctx.user.hasPriv(PRIV.PRIV_VIEW_ALL_DOMAIN)) throw new PermissionError(PERM.PERM_VIEW);
+            const groups = await user.listGroup(args.domainId);
+            if (args.names?.length) {
+                return groups.filter((g) => args.names.includes(g.name));
+            }
+            if (args.search) {
+                const searchLower = args.search.toLowerCase();
+                return groups.filter((g) => g.name.toLowerCase().includes(searchLower));
+            }
+            return groups;
+        },
+    ),
     'domain.group': Mutation(
         Schema.object({
             name: Schema.string().required(),

packages/ui-default/api.ts

@@ -24,13 +24,14 @@ export default load;
 export interface EventMap { }
 
 import AutoComplete from './components/autocomplete';
+import AssignSelectAutoComplete from './components/autocomplete/AssignSelectAutoComplete';
 import CustomSelectAutoComplete from './components/autocomplete/CustomSelectAutoComplete';
 import DomainSelectAutoComplete from './components/autocomplete/DomainSelectAutoComplete';
 import ProblemSelectAutoComplete from './components/autocomplete/ProblemSelectAutoComplete';
 import UserSelectAutoComplete from './components/autocomplete/UserSelectAutoComplete';
 
 export {
-  AutoComplete, CustomSelectAutoComplete, DomainSelectAutoComplete, ProblemSelectAutoComplete, UserSelectAutoComplete,
+  AssignSelectAutoComplete, AutoComplete, CustomSelectAutoComplete, DomainSelectAutoComplete, ProblemSelectAutoComplete, UserSelectAutoComplete,
 };
 export function addPage(page: import('./misc/Page').Page | (() => Promise<void> | void)) {
   window.Hydro.extraPages.push(page);

packages/ui-default/components/autocomplete/AssignSelectAutoComplete.tsx

@@ -0,0 +1,24 @@
+import AutoComplete, { AutoCompleteOptions } from '.';
+import AssignSelectAutoCompleteFC from './components/AssignSelectAutoComplete';
+
+export default class AssignSelectAutoComplete<Multi extends boolean> extends AutoComplete {
+  static DOMAttachKey = 'ucwAssignSelectAutoCompleteInstance';
+
+  constructor($dom, options: AutoCompleteOptions<Multi> = {}) {
+    super($dom, {
+      classes: 'assign-select',
+      component: AssignSelectAutoCompleteFC,
+      props: {
+        multi: true,
+        height: 'auto',
+      },
+      ...options,
+    });
+  }
+
+  value(): string {
+    return this.ref?.getSelectedItemKeys().join(',') ?? this.$dom.val();
+  }
+}
+
+window.Hydro.components.AssignSelectAutoComplete = AssignSelectAutoComplete;

packages/ui-default/components/autocomplete/components/AssignSelectAutoComplete.tsx

@@ -0,0 +1,118 @@
+import { AutoComplete, AutoCompleteHandle, AutoCompleteProps } from '@hydrooj/components';
+import type { GDoc, Udoc } from 'hydrooj/src/interface';
+import PropTypes from 'prop-types';
+import React, { forwardRef } from 'react';
+import { api } from 'vj/utils';
+
+interface AssignItem {
+  type: 'user' | 'group';
+  key: string;
+  name: string;
+  displayName?: string;
+  avatarUrl?: string;
+  uids?: number[];
+  invalid?: boolean;
+}
+
+const toUserItem = (user: Udoc): AssignItem => ({
+  type: 'user',
+  key: user._id.toString(),
+  name: user.uname,
+  displayName: user.displayName,
+  avatarUrl: user.avatarUrl,
+});
+
+const toGroupItem = (group: GDoc): AssignItem => ({
+  type: 'group',
+  key: group.name,
+  name: group.name,
+  uids: group.uids,
+});
+
+const AssignSelectAutoComplete = forwardRef<AutoCompleteHandle<AssignItem>, AutoCompleteProps<AssignItem>>((props, ref) => (
+  <AutoComplete<AssignItem>
+    ref={ref as any}
+    cacheKey="assign"
+    queryItems={async (query) => {
+      const [users, groups] = await Promise.all([
+        api('users', { search: query }, ['_id', 'uname', 'displayName', 'avatarUrl']),
+        api('groups', { search: query }, ['name', 'uids']),
+      ]);
+      const userItems: AssignItem[] = users.map((user: Udoc) => toUserItem(user));
+      const groupItems: AssignItem[] = groups.map((group: GDoc) => toGroupItem(group));
+      return [...groupItems, ...userItems];
+    }}
+    fetchItems={async (keys) => {
+      const isUserId = (k: string) => /^-?[0-9]+$/.test(k);
+      const userIds = keys.filter((k) => isUserId(k));
+      const groupNames = keys.filter((k) => !isUserId(k));
+
+      const [users, groups]: [Udoc[], GDoc[]] = await Promise.all([
+        userIds.length > 0 ? api('users', { auto: userIds }, ['_id', 'uname', 'displayName']) : [],
+        groupNames.length > 0 ? api('groups', { names: groupNames }, ['name', 'uids']) : [],
+      ]);
+
+      const userItems: AssignItem[] = users.map((user: Udoc) => toUserItem(user));
+      const groupItems: AssignItem[] = keys
+        .filter((key) => !isUserId(key))
+        .map((key) => {
+          const group = groups.find((g) => g.name === key);
+          return group ? toGroupItem(group) : { type: 'group', key, name: key, invalid: true };
+        });
+
+      return [...groupItems, ...userItems];
+    }}
+    itemText={(item) => {
+      if (item.type === 'group') {
+        if (item.invalid) return `${item.name} (invalid)`;
+        return `${item.name} (${item.uids?.length || 0} users)`;
+      }
+      return item.name + (item.displayName ? ` (${item.displayName})` : '');
+    }}
+    itemKey={(item) => item.key}
+    renderItem={(item) => (
+      <div className="media">
+        {item.type === 'user' && (
+          <div className="media__left medium">
+            <img className="small user-profile-avatar" alt="" src={item.avatarUrl} width="30" height="30" />
+          </div>
+        )}
+        <div className="media__body medium">
+          <div className="assign-select__name">
+            {item.name}{item.type === 'user' && item.displayName && ` (${item.displayName})`}
+          </div>
+          <div className="assign-select__desc">
+            {item.type === 'group' ? `Group • ${item.uids?.length || 0} users` : `User • UID = ${item.key}`}
+          </div>
+        </div>
+      </div>
+    )}
+    {...{
+      width: '100%',
+      height: 'auto',
+      listStyle: {},
+      multi: true,
+      selectedKeys: [],
+      allowEmptyQuery: false,
+      freeSolo: false,
+      freeSoloConverter: (input) => input,
+      ...props,
+    }}
+  />
+));
+
+AssignSelectAutoComplete.propTypes = {
+  width: PropTypes.string,
+  height: PropTypes.string,
+  listStyle: PropTypes.object,
+  onChange: PropTypes.func.isRequired,
+  multi: PropTypes.bool,
+  selectedKeys: PropTypes.arrayOf(PropTypes.string),
+  allowEmptyQuery: PropTypes.bool,
+  freeSolo: PropTypes.bool,
+  freeSoloConverter: PropTypes.func,
+};
+
+AssignSelectAutoComplete.displayName = 'AssignSelectAutoComplete';
+
+export default AssignSelectAutoComplete;

packages/ui-default/pages/contest_edit.page.ts

@@ -1,5 +1,6 @@
 import $ from 'jquery';
 import moment from 'moment';
+import AssignSelectAutoComplete from 'vj/components/autocomplete/AssignSelectAutoComplete';
 import LanguageSelectAutoComplete from 'vj/components/autocomplete/LanguageSelectAutoComplete';
 import ProblemSelectAutoComplete from 'vj/components/autocomplete/ProblemSelectAutoComplete';
 import UserSelectAutoComplete from 'vj/components/autocomplete/UserSelectAutoComplete';
@@ -11,6 +12,7 @@ const page = new NamedPage(['contest_edit', 'contest_create', 'homework_create',
   ProblemSelectAutoComplete.getOrConstruct($('[name="pids"]'), { multi: true, clearDefaultValue: false });
   UserSelectAutoComplete.getOrConstruct<true>($('[name="maintainer"]'), { multi: true, clearDefaultValue: false });
   LanguageSelectAutoComplete.getOrConstruct($('[name=langs]'), { multi: true });
+  AssignSelectAutoComplete.getOrConstruct($('[name="assign"]'), { multi: true });
   $('[name="rule"]').on('change', () => {
     const rule = $('[name="rule"]').val();
     $('.contest-rule-settings input').attr('disabled', 'disabled');