ui: add alert/prompt/confirm helper function (#1018)

packages/ui-default/components/dialog/index.tsx

@@ -1,6 +1,9 @@
+/* eslint-disable react-refresh/only-export-components */
 import $ from 'jquery';
 import React from 'react';
 import { i18n, tpl } from 'vj/utils';
+import DomainSelectAutoComplete from '../autocomplete/components/DomainSelectAutoComplete';
+import UserSelectAutoComplete from '../autocomplete/components/UserSelectAutoComplete';
 import DomDialog, { DialogOptions } from './DomDialog';
 
 export class Dialog {
@@ -108,7 +111,96 @@ export class ConfirmDialog extends Dialog {
   }
 }
 
+export interface Field {
+  type: 'text' | 'checkbox' | 'user' | 'domain';
+  placeholder?: string;
+  label?: string;
+  autofocus?: boolean;
+  required?: boolean;
+  default?: string;
+}
+
+export async function prompt<T extends string>(title: string, fields: Record<T, Field>) {
+  let valueCache: Record<T, string | number | boolean> = {} as any;
+  const defaultValues = Object.fromEntries(Object.entries(fields)
+    .map(([name, field]: [T, Field]) => [name, field.default || ''])) as Record<T, string | number | boolean>;
+
+  const Component = () => {
+    const [values, setValues] = React.useState(defaultValues);
+
+    React.useEffect(() => {
+      valueCache = values;
+    }, [values]);
+
+    return <div style={{ display: 'none' }}>
+      <div className="row"><div className="columns">
+        <h1>{title}</h1>
+      </div></div>
+      {Object.entries(fields).map(([name, field]: [string, Field]) => <div className="row" key={name}>
+        <div className="columns">
+          {['text', 'user', 'domain'].includes(field.type) && <label>
+            {field.label}
+            <div className="textbox-container">
+              {field.type === 'text'
+                ? <input
+                  type="text" className="textbox" data-autofocus={field.autofocus}
+                  defaultValue={field.default}
+                  onChange={(e) => setValues({ ...values, [name]: e.target.value })}
+                />
+                : field.type === 'user'
+                  ? <UserSelectAutoComplete
+                    data-autofocus={field.autofocus} selectedKeys={values[name] ? [values[name]] : []}
+                    onChange={(e) => setValues({ ...values, [name]: e })}
+                  />
+                  : <DomainSelectAutoComplete
+                    data-autofocus={field.autofocus} selectedKeys={values[name] ? [values[name]] : []}
+                    onChange={(e) => setValues({ ...values, [name]: e })}
+                  />}
+            </div>
+          </label>}
+          {field.type === 'checkbox' && <label className="checkbox">
+            <input type="checkbox"
+              defaultChecked={field.default === 'true'}
+              onChange={(e) => setValues({ ...values, [name]: !!e.target.checked })}
+            />
+            {field.label}
+          </label>}
+        </div>
+      </div>)}
+    </div>;
+  };
+  const res = await new Dialog({
+    $body: $(tpl(<Component />, true)),
+    onDispatch(action) {
+      if (action === 'ok') {
+        for (const [name, field] of Object.entries(fields)) {
+          if ((field as any).required && !valueCache[name]) return false;
+        }
+      }
+      return true;
+    },
+  }).open();
+  if (res !== 'ok') return null;
+  return valueCache;
+}
+
+export async function confirm(text: string) {
+  const res = await new ConfirmDialog({
+    $body: tpl.typoMsg(text),
+  }).open();
+  return res === 'yes';
+}
+
+export async function alert(text: string) {
+  return await new InfoDialog({
+    $body: tpl.typoMsg(text),
+  }).open();
+}
+
 window.Hydro.components.Dialog = Dialog;
 window.Hydro.components.InfoDialog = InfoDialog;
 window.Hydro.components.ActionDialog = ActionDialog;
 window.Hydro.components.ConfirmDialog = ConfirmDialog;
+window.Hydro.components.prompt = prompt;
+window.Hydro.components.confirm = confirm;
+window.Hydro.components.alert = alert;

packages/ui-default/components/problem/create.page.js

@@ -1,14 +1,12 @@
 import $ from 'jquery';
-import { InfoDialog } from 'vj/components/dialog';
+import { alert } from 'vj/components/dialog';
 import { NamedPage } from 'vj/misc/Page';
-import { i18n, tpl } from 'vj/utils';
+import { i18n } from 'vj/utils';
 
 export default new NamedPage(['problem_create', 'problem_edit'], () => {
   $('input[name="pid"]').on('blur', () => {
     if (/^[0-9]+$/.test($('input[name="pid"]').val())) {
-      new InfoDialog({
+      alert(i18n('Problem ID cannot be a pure number. Leave blank if you want to use numberic id.'));
-        $body: tpl.typoMsg(i18n('Problem ID cannot be a pure number. Leave blank if you want to use numberic id.')),
-      }).open();
     }
   });
 });

packages/ui-default/components/selectUser.tsx

@@ -1,47 +1,16 @@
-import React from 'react';
+import { prompt } from 'vj/components/dialog';
-import UserSelectAutoComplete from 'vj/components/autocomplete/UserSelectAutoComplete';
+import { i18n } from 'vj/utils';
-import { ActionDialog } from 'vj/components/dialog';
-import { i18n, tpl } from 'vj/utils';
-import createHint from './hint';
 
-let hintInserted = false;
+export default async function selectUser() {
-$(tpl(
+  const res = await prompt(i18n('Select User'), {
-  <div style={{ display: 'none' }}>
+    user: {
-    <div className="dialog__body--user-select">
+      type: 'user',
-      <div className="row"><div className="columns">
+      label: i18n('Username / UID'),
-        <h1 id="select_user_hint">{i18n('Select User')}</h1>
+      required: true,
-      </div></div>
+      autofocus: true,
-      <div className="row">
-        <div className="columns">
-          <label>{i18n('Username / UID')}
-            <input name="user" type="text" className="textbox" autoComplete="off" data-autofocus />
-          </label>
-        </div>
-      </div>
-    </div>
-  </div>,
-)).appendTo(document.body);
-const userSelector = UserSelectAutoComplete.getOrConstruct($('.dialog__body--user-select [name="user"]')) as any;
-const userSelectDialog = new ActionDialog({
-  $body: $('.dialog__body--user-select'),
-  onDispatch(action) {
-    if (action === 'ok' && userSelector.value() === null) {
-      userSelector.focus();
-      return false;
-    }
-    return true;
     },
   });
-
+  return res?.user;
-export default async function selectUser(hint?: string) {
-  if (hint && !hintInserted) {
-    createHint(hint, $('#select_user_hint'));
-    hintInserted = true;
-  }
-  userSelector.clear();
-  const action = await userSelectDialog.open();
-  if (action !== 'ok') return null;
-  return userSelector.value();
 }
 
 window.Hydro.components.selectUser = selectUser;

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

@@ -3,9 +3,9 @@ import moment from 'moment';
 import LanguageSelectAutoComplete from 'vj/components/autocomplete/LanguageSelectAutoComplete';
 import ProblemSelectAutoComplete from 'vj/components/autocomplete/ProblemSelectAutoComplete';
 import UserSelectAutoComplete from 'vj/components/autocomplete/UserSelectAutoComplete';
-import { ConfirmDialog } from 'vj/components/dialog';
+import { confirm } from 'vj/components/dialog';
 import { NamedPage } from 'vj/misc/Page';
-import { i18n, request, tpl } from 'vj/utils';
+import { i18n, request } from 'vj/utils';
 
 const page = new NamedPage(['contest_edit', 'contest_create', 'homework_create', 'homework_edit'], (pagename) => {
   ProblemSelectAutoComplete.getOrConstruct($('[name="pids"]'), { multi: true, clearDefaultValue: false });
@@ -42,12 +42,11 @@ const page = new NamedPage(['contest_edit', 'contest_create', 'homework_create',
         });
       }
       const message = `Confirm deleting this ${pagename.split('_')[0]}? Its files and status will be deleted as well.`;
-      return new ConfirmDialog({
+      confirm(i18n(message)).then((yes) => {
-        $body: tpl.typoMsg(i18n(message)),
+        if (yes) {
-      }).open().then((action) => {
-        if (action !== 'yes') return;
           confirmed = true;
           ev.target.click();
+        }
       });
     });
     setInterval(() => {

packages/ui-default/pages/domain_user.page.js

@@ -1,7 +1,7 @@
 import $ from 'jquery';
 import _ from 'lodash';
 import UserSelectAutoComplete from 'vj/components/autocomplete/UserSelectAutoComplete';
-import { ActionDialog, ConfirmDialog, InfoDialog } from 'vj/components/dialog';
+import { ActionDialog, confirm, InfoDialog } from 'vj/components/dialog';
 import Notification from 'vj/components/notification';
 import { NamedPage } from 'vj/misc/Page';
 import {
@@ -101,14 +101,8 @@ const page = new NamedPage('domain_user', () => {
     if (selectedUsers === null) {
       return;
     }
-    const action = await new ConfirmDialog({
+    if (!(await confirm(`${i18n('Confirm removing the selected users?')}
-      $body: tpl`
+${i18n('Their account will not be deleted and they will be with the guest role until they re-join the domain.')}`))) return;
-        <div class="typo">
-          <p>${i18n('Confirm removing the selected users?')}</p>
-          <p>${i18n('Their account will not be deleted and they will be with the guest role until they re-join the domain.')}</p>
-        </div>`,
-    }).open();
-    if (action !== 'yes') return;
     try {
       await request.post('', {
         operation: 'kick',

packages/ui-default/pages/problem_config.page.tsx

@@ -3,14 +3,14 @@ import $ from 'jquery';
 import yaml from 'js-yaml';
 import React from 'react';
 import { createRoot } from 'react-dom/client';
-import { ConfirmDialog } from 'vj/components/dialog/index';
+import { confirm, prompt } from 'vj/components/dialog/index';
 import Notification from 'vj/components/notification';
 import { configYamlFormat } from 'vj/components/problemconfig/ProblemConfigEditor';
 import uploadFiles from 'vj/components/upload';
 import download from 'vj/components/zipDownloader';
 import { NamedPage } from 'vj/misc/Page';
 import {
-  i18n, loadReactRedux, pjax, request, tpl,
+  i18n, loadReactRedux, pjax, request,
 } from 'vj/utils';
 
 const page = new NamedPage('problem_config', () => {
@@ -41,8 +41,9 @@ const page = new NamedPage('problem_config', () => {
 
   async function handleClickRename(ev: JQuery.ClickEvent<Document, undefined, any, any>) {
     const file = [$(ev.currentTarget).parent().parent().attr('data-filename')];
-    // eslint-disable-next-line no-alert
+    const newName = (await prompt(i18n('Enter a new name for the file: '), {
-    const newName = prompt(i18n('Enter a new name for the file: '));
+      name: { required: true, type: 'text', autofocus: true },
+    }))?.name as string;
     if (!newName) return;
     try {
       await request.post('./files', {
@@ -60,10 +61,7 @@ const page = new NamedPage('problem_config', () => {
 
   async function handleClickRemove(ev: JQuery.ClickEvent<Document, undefined, any, any>) {
     const file = [$(ev.currentTarget).parent().parent().attr('data-filename')];
-    const action = await new ConfirmDialog({
+    if (!(await confirm(i18n('Confirm to delete the file?')))) return;
-      $body: tpl.typoMsg(i18n('Confirm to delete the file?')),
-    }).open();
-    if (action !== 'yes') return;
     try {
       await request.post('./files', {
         operation: 'delete_files',

packages/ui-default/pages/problem_detail.page.tsx

@@ -2,7 +2,7 @@ import $ from 'jquery';
 import yaml from 'js-yaml';
 import React from 'react';
 import { createRoot } from 'react-dom/client';
-import { ConfirmDialog } from 'vj/components/dialog';
+import { confirm } from 'vj/components/dialog';
 import Notification from 'vj/components/notification';
 import { downloadProblemSet } from 'vj/components/zipDownloader';
 import { NamedPage } from 'vj/misc/Page';
@@ -316,10 +316,7 @@ const page = new NamedPage(['problem_detail', 'contest_detail_problem', 'homewor
         </a>
       </li>));
       $(document).on('click', '#clearAnswers', async () => {
-        const result = await new ConfirmDialog({
+        if (await confirm(i18n('All changes will be lost. Are you sure to clear all answers?'))) await clearAns();
-          $body: tpl.typoMsg(i18n('All changes will be lost. Are you sure to clear all answers?')),
-        }).open();
-        if (result === 'yes') await clearAns();
       });
     }
     const ele = document.createElement('div');

packages/ui-default/pages/problem_files.page.tsx

@@ -4,7 +4,7 @@ import { map } from 'lodash';
 import React from 'react';
 import ReactDOM from 'react-dom/client';
 import FileSelectAutoComplete from 'vj/components/autocomplete/FileSelectAutoComplete';
-import { ActionDialog, ConfirmDialog, InfoDialog } from 'vj/components/dialog/index';
+import { ActionDialog, confirm, InfoDialog } from 'vj/components/dialog/index';
 import createHint from 'vj/components/hint';
 import Notification from 'vj/components/notification';
 import { previewFile } from 'vj/components/preview/preview.page';
@@ -255,10 +255,7 @@ const page = new NamedPage('problem_files', () => {
 
   async function handleClickRemove(ev, type) {
     const file = [$(ev.currentTarget).parent().parent().attr('data-filename')];
-    const action = await new ConfirmDialog({
+    if (!(await confirm(i18n('Confirm to delete the file?')))) return;
-      $body: tpl.typoMsg(i18n('Confirm to delete the file?')),
-    }).open();
-    if (action !== 'yes') return;
     try {
       await request.post('./files', {
         operation: 'delete_files',
@@ -275,10 +272,7 @@ const page = new NamedPage('problem_files', () => {
   async function handleClickRemoveSelected(type) {
     const selectedFiles = ensureAndGetSelectedFiles(type);
     if (selectedFiles === null) return;
-    const action = await new ConfirmDialog({
+    if (!(await confirm(i18n('Confirm to delete the selected files?')))) return;
-      $body: tpl.typoMsg(i18n('Confirm to delete the selected files?')),
-    }).open();
-    if (action !== 'yes') return;
     try {
       await request.post('', {
         operation: 'delete_files',

packages/ui-default/pages/problem_main.page.tsx

@@ -5,15 +5,14 @@ import _ from 'lodash';
 import React from 'react';
 import ReactDOM from 'react-dom/client';
 import ProblemSelectAutoComplete from 'vj/components/autocomplete/components/ProblemSelectAutoComplete';
-import DomainSelectAutoComplete from 'vj/components/autocomplete/DomainSelectAutoComplete';
+import { confirm, Dialog, prompt } from 'vj/components/dialog';
-import { ActionDialog, ConfirmDialog, Dialog } from 'vj/components/dialog';
 import Dropdown from 'vj/components/dropdown/Dropdown';
 import createHint from 'vj/components/hint';
 import Notification from 'vj/components/notification';
 import { downloadProblemSet } from 'vj/components/zipDownloader';
 import { NamedPage } from 'vj/misc/Page';
 import {
-  addSpeculationRules, delay, i18n, pjax, request, tpl,
+  addSpeculationRules, delay, i18n, pjax, request,
 } from 'vj/utils';
 
 const list = [];
@@ -177,33 +176,28 @@ function ensureAndGetSelectedPids() {
   return selectedPids;
 }
 
-let refDiv: any;
-
 async function handleOperation(operation: string) {
   const pids = ensureAndGetSelectedPids();
   if (pids === null) return;
   const payload: any = {};
   if (operation === 'delete') {
-    const action = await new ConfirmDialog({
+    if (!(await confirm(i18n('Confirm to delete the selected problems?')))) return;
-      $body: tpl.typoMsg(i18n('Confirm to delete the selected problems?')),
-    }).open();
-    if (action !== 'yes') return;
   } else if (operation === 'copy') {
-    const $target = $(refDiv).find('[name="target"]');
+    const res = await prompt(i18n('Copy Problems'), {
-    const domainSelector: any = DomainSelectAutoComplete.getOrConstruct($target);
+      target: {
-    const copyDialog = await new ActionDialog({
+        type: 'domain',
-      $body: refDiv,
+        label: i18n('Target'),
-      onDispatch(action) {
+        required: true,
-        if (action === 'ok' && domainSelector.value() === null) {
+        autofocus: true,
-          domainSelector.focus();
-          return false;
-        }
-        return true;
       },
-    }).open();
+      hidden: {
-    if (copyDialog !== 'ok') return;
+        type: 'checkbox',
-    payload.target = domainSelector.value()._id;
+        label: i18n('Hidden'),
-    payload.hidden = $(refDiv).find('[name="hidden"]').prop('checked');
+      },
+    });
+    if (!res) return;
+    payload.target = res.target;
+    payload.hidden = res.hidden;
   }
   try {
     await request.post('', { operation, pids, ...payload });
@@ -277,8 +271,8 @@ function buildSearchContainer() {
 
 async function handleDownload(ev) {
   let name = 'Export';
-  // eslint-disable-next-line no-alert
+  if (ev.shiftKey) name = (await prompt(i18n('Filename'), { name: { type: 'text', default: name } }))?.name as string;
-  if (ev.shiftKey) name = prompt(i18n('Filename'), name);
+  if (!name) return;
   const pids = ensureAndGetSelectedPids();
   if (pids) await downloadProblemSet(pids, name);
 }
@@ -414,30 +408,6 @@ const page = new NamedPage(['problem_main'], () => {
   const $body = $('body');
   $body.addClass('display-mode');
   $('.section.display-mode').removeClass('display-mode');
-  $(tpl(
-    <div style={{ display: 'none' }} className="dialog__body--problem-copy">
-      <div className="row"><div className="columns">
-        <h1>{i18n('Copy Problems')}</h1>
-      </div></div>
-      <div className="row">
-        <div className="medium-8 columns">
-          <label>
-            {i18n('Target')}
-            <div className="textbox-container">
-              <input name="target" type="text" className="textbox" data-autofocus />
-            </div>
-          </label>
-        </div>
-        <div className="medium-4 columns">
-          <label className="checkbox">
-            {i18n('Hidden')}
-            <input name="hidden" type="checkbox" />
-          </label>
-        </div>
-      </div>
-    </div>,
-  )).appendTo(document.body);
-  refDiv = $('.dialog__body--problem-copy > div');
 
   buildSearchContainer();
   buildLegacyCategoryFilter();

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

@@ -1,9 +1,8 @@
 import $ from 'jquery';
-import DomainSelectAutoComplete from 'vj/components/autocomplete/DomainSelectAutoComplete';
+import { confirm, prompt } from 'vj/components/dialog';
-import { ActionDialog, ConfirmDialog } from 'vj/components/dialog';
 import Notification from 'vj/components/notification';
 import { NamedPage } from 'vj/misc/Page';
-import { i18n, request, tpl } from 'vj/utils';
+import { i18n, request } from 'vj/utils';
 
 const page = new NamedPage([
   'problem_create', 'problem_edit', 'problem_solution', 'problem_submit',
@@ -16,54 +15,31 @@ const page = new NamedPage([
   });
   $(document).on('click', '[name="problem-sidebar__rejudge"]', (ev) => {
     ev.preventDefault();
-    new ConfirmDialog({
+    confirm(i18n('Confirm rejudge this problem?')).then((yes) => {
-      $body: tpl.typoMsg(i18n('Confirm rejudge this problem?')),
+      if (yes) $(ev.currentTarget).closest('form').trigger('submit');
-    }).open().then((action) => {
-      if (action !== 'yes') return;
-      $(ev.currentTarget).closest('form').trigger('submit');
     });
   });
-  $(document).on('click', '[name="problem-sidebar__copy"]', () => {
+  $(document).on('click', '[name="problem-sidebar__copy"]', async () => {
-    $(tpl`<div style="display: none" class="dialog__body--problem-copy">
+    const res = await prompt(i18n('Copy Problem'), {
-  <div class="row"><div class="columns">
+      target: {
-    <h1>${i18n('Copy Problem')}</h1>
+        type: 'domain',
-  </div></div>
+        label: i18n('Target'),
-  <div class="row">
+        required: true,
-    <div class="columns">
+        autofocus: true,
-      <label>
-      ${i18n('Target')}
-        <div class="textbox-container">
-          <input name="target" type="text" class="textbox" data-autofocus>
-        </div>
-      </label>
-    </div>
-  </div>
-</div>`).appendTo(document.body);
-    const domainSelector = DomainSelectAutoComplete.getOrConstruct($('.dialog__body--problem-copy [name="target"]')) as any;
-    new ActionDialog({
-      $body: $('.dialog__body--problem-copy > div'),
-      onDispatch(action) {
-        if (action === 'ok' && domainSelector.value() === null) {
-          domainSelector.focus();
-          return false;
-        }
-        return true;
       },
-    }).open().then(async (action) => {
-      if (action !== 'ok') return;
-      const target = $('[name="target"]').val();
-      if (!target) return;
-      try {
-        const res = await request.post('', {
-          operation: 'copy',
-          target,
     });
-        window.location.href = res.url;
+    if (!res) return;
+    try {
+      const { url } = await request.post('..', {
+        operation: 'copy',
+        pids: [UiContext.pdoc.docId],
+        target: res.target,
+      });
+      window.location.href = url;
     } catch (error) {
       Notification.error(error.message);
     }
   });
 });
-});
 
 export default page;

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

@@ -1,7 +1,7 @@
 import $ from 'jquery';
-import { ConfirmDialog } from 'vj/components/dialog';
+import { confirm } from 'vj/components/dialog';
 import { NamedPage } from 'vj/misc/Page';
-import { i18n, request, tpl } from 'vj/utils';
+import { i18n, request } from 'vj/utils';
 
 export default new NamedPage('training_edit', () => {
   let confirmed = false;
@@ -13,10 +13,8 @@ export default new NamedPage('training_edit', () => {
       });
     }
     const message = 'Confirm deleting this training? Its files and status will be deleted as well.';
-    return new ConfirmDialog({
+    return confirm(i18n(message)).then((yes) => {
-      $body: tpl.typoMsg(i18n(message)),
+      if (!yes) return;
-    }).open().then((action) => {
-      if (action !== 'yes') return;
       confirmed = true;
       ev.target.click();
     });

packages/ui-default/utils/db.ts

@@ -1,6 +1,5 @@
 import { openDB as _open } from 'idb';
-import { InfoDialog } from 'vj/components/dialog';
+import { alert } from 'vj/components/dialog';
-import { tpl } from 'vj/utils';
 
 export const openDB = _open('hydro', 1, {
   upgrade(db, oldVersion) {
@@ -21,15 +20,11 @@ export const openDB = _open('hydro', 1, {
   },
   blocked(currentVersion, blockedVersion) {
     console.error('IDB Blocked by version', blockedVersion, 'want', currentVersion);
-    new InfoDialog({
+    alert('Some other opened tabs locked the database. Please close them.');
-      $body: tpl.typoMsg('Some other opened tabs locked the database. Please close them.'),
-    }).open();
   },
   blocking(currentVersion, blockedVersion) {
     console.error('IDB Blocking version', blockedVersion);
-    new InfoDialog({
+    alert('Please close or refresh this tab to perform the upgrade.');
-      $body: tpl.typoMsg('Please close or refresh this tab to perform the upgrade.'),
-    }).open();
   },
   terminated() {
     console.error('IDB Terminated');