add emoji list

app/javascript/mastodon/components/emoji/picker/emoji-picker.stories.tsx

@@ -1,4 +1,5 @@
 import type { Meta, StoryObj } from '@storybook/react-vite';
+import { action } from 'storybook/actions';
 
 import {
   importCustomEmojiData,
@@ -7,14 +8,18 @@ import {
 
 import { MockEmojiPicker } from './index';
 
+const onSelect = action('emoji selected');
+
 const meta = {
   title: 'Components/Emoji/EmojiPicker',
-  render() {
+  render(_args, { globals }) {
+    const locale = typeof globals.locale === 'string' ? globals.locale : 'en';
+
     void importCustomEmojiData();
-    void importEmojiData('en');
+    void importEmojiData(locale);
-    return <MockEmojiPicker />;
+    return <MockEmojiPicker onSelect={onSelect} />;
   },
-} satisfies Meta<typeof MockEmojiPicker>;
+} satisfies Meta;
 
 export default meta;
 

app/javascript/mastodon/components/emoji/picker/index.tsx

@@ -1,14 +1,13 @@
 import { useCallback, useState } from 'react';
 import type { FC, MouseEventHandler } from 'react';
 
+import type { GroupMessage, MessagesDataset } from 'emojibase';
 import messages from 'emojibase-data/en/messages.json';
 
 import { loadUnicodeEmojiGroupIcon } from '@/mastodon/features/emoji/database';
 import { useEmojiAppState } from '@/mastodon/features/emoji/mode';
-import type {
+import type { AnyEmojiData } from '@/mastodon/features/emoji/types';
-  CustomEmojiData,
+import { usePrevious } from '@/mastodon/hooks/usePrevious';
-  UnicodeEmojiData,
-} from '@/mastodon/features/emoji/types';
 import SettingsIcon from '@/material-icons/400-24px/settings.svg?react';
 
 import { Emoji } from '..';
@@ -20,9 +19,24 @@ import {
   mockCustomEmojis,
   mockCustomGroups,
 } from './constants';
+import { PickerGroupList } from './list';
 import classes from './styles.module.css';
 
-export const MockEmojiPicker: FC = () => {
+interface MockEmojiPickerProps {
+  onSelect?: (emojiCode: string) => void;
+}
+
+export const MockEmojiPicker: FC<MockEmojiPickerProps> = ({ onSelect }) => {
+  const handleEmojiSelect = useCallback(
+    (emoji: AnyEmojiData) => {
+      if (onSelect) {
+        const code =
+          'unicode' in emoji ? emoji.unicode : `:${emoji.shortcode}:`;
+        onSelect(code);
+      }
+    },
+    [onSelect],
+  );
   const handleGroupSelect = useCallback((key: string) => {
     // eslint-disable-next-line no-console
     console.log('Selected group:', key);
@@ -34,6 +48,24 @@ export const MockEmojiPicker: FC = () => {
     setShowSettings((prev) => !prev);
   }, []);
 
+  const { currentLocale } = useEmojiAppState();
+  // This isn't needed in real life, as the current locale is only set on page load.
+  const prevLocale = usePrevious(currentLocale);
+  const [groups, setGroups] = useState<GroupMessage[]>([]);
+  if (prevLocale !== currentLocale) {
+    // This is messy, but it's just for the mock picker.
+    import(
+      `../../../../../../node_modules/emojibase-data/${currentLocale}/messages.json`
+    )
+      .then((module: { default: MessagesDataset }) => {
+        setGroups(module.default.groups);
+      })
+      .catch((err: unknown) => {
+        console.warn('fell back to en messages', err);
+        setGroups(messages.groups);
+      });
+  }
+
   return (
     <CustomEmojiProvider emojis={mockCustomEmojis}>
       <div className={classes.wrapper}>
@@ -51,7 +83,26 @@ export const MockEmojiPicker: FC = () => {
           />
         </div>
         {showSettings && <div className={classes.main}>Settings here</div>}
-        {!showSettings && <div className={classes.main} />}
+        {!showSettings && (
+          <div className={classes.main}>
+            {mockCustomGroups.map((group) => (
+              <PickerGroupList
+                key={group.key}
+                group={group.key}
+                name={group.message}
+                onSelect={handleEmojiSelect}
+              />
+            ))}
+            {groups.map((group) => (
+              <PickerGroupList
+                key={group.key}
+                group={group.key}
+                name={group.message}
+                onSelect={handleEmojiSelect}
+              />
+            ))}
+          </div>
+        )}
         <ul className={classes.nav}>
           {mockCustomGroups.map((group) => (
             <PickerNavButton
@@ -62,7 +113,7 @@ export const MockEmojiPicker: FC = () => {
             />
           ))}
           <li key='separator' className={classes.separator} />
-          {messages.groups.map((group) => (
+          {groups.map((group) => (
             <PickerNavButton
               key={group.key}
               onSelect={handleGroupSelect}
@@ -91,14 +142,12 @@ const PickerNavButton: FC<PickerNavProps> = ({ onSelect, message, group }) => {
     [onSelect, group],
   );
   const { currentLocale } = useEmojiAppState();
-  const [icon, setIcon] = useState<UnicodeEmojiData | CustomEmojiData | null>(
+  const [icon, setIcon] = useState<AnyEmojiData | null>(() => {
-    () => {
+    const emoji = mockCustomEmojis.find((emoji) => emoji.category === group);
-      const emoji = mockCustomEmojis.find((emoji) => emoji.category === group);
+    return emoji ?? null;
-      return emoji ?? null;
+  });
-    },
-  );
 
-  if (group in groupKeysToNumber) {
+  if (group in groupKeysToNumber && icon === null) {
     const groupNum = groupKeysToNumber[group];
     if (typeof groupNum !== 'undefined') {
       void loadUnicodeEmojiGroupIcon(groupNum, currentLocale).then(setIcon);

app/javascript/mastodon/components/emoji/picker/list.tsx

@@ -0,0 +1,101 @@
+import { useCallback, useState } from 'react';
+import type { FC, MouseEventHandler } from 'react';
+
+import classNames from 'classnames';
+
+import { loadUnicodeEmojiGroup } from '@/mastodon/features/emoji/database';
+import { useEmojiAppState } from '@/mastodon/features/emoji/mode';
+import type { AnyEmojiData } from '@/mastodon/features/emoji/types';
+import ArrowIcon from '@/material-icons/400-24px/arrow_drop_down.svg?react';
+
+import { Emoji } from '..';
+
+import { groupKeysToNumber, mockCustomEmojis } from './constants';
+import classes from './styles.module.css';
+
+interface PickerGroupListProps {
+  group: string;
+  name: string;
+  onSelect: (emoji: AnyEmojiData) => void;
+}
+
+export const PickerGroupList: FC<PickerGroupListProps> = ({
+  group,
+  name,
+  onSelect,
+}) => {
+  const [emojis, setEmojis] = useState<AnyEmojiData[] | null>(() => {
+    const emojis = mockCustomEmojis.filter((emoji) => emoji.category === group);
+    return emojis.length > 0 ? emojis : null;
+  });
+
+  const { currentLocale } = useEmojiAppState();
+  if (group in groupKeysToNumber && emojis === null) {
+    const groupNum = groupKeysToNumber[group];
+    if (typeof groupNum !== 'undefined') {
+      void loadUnicodeEmojiGroup(groupNum, currentLocale).then(setEmojis);
+    }
+  }
+
+  const [isMinimized, setMinimized] = useState(false);
+  const handleToggleMinimize = useCallback(() => {
+    setMinimized((prev) => !prev);
+  }, []);
+
+  // Still loading emojis.
+  if (emojis === null) {
+    return null;
+  }
+
+  return (
+    <div tabIndex={-1}>
+      <h2
+        className={classNames(
+          classes.groupHeader,
+          isMinimized && classes.isMinimized,
+        )}
+      >
+        <button type='button' onClick={handleToggleMinimize}>
+          {name}
+          <ArrowIcon className={classes.groupHeaderArrow} />
+        </button>
+      </h2>
+      {!isMinimized && (
+        <ul className={classes.emojiGrid}>
+          {emojis.map((emoji) => (
+            <PickerListEmoji
+              key={'unicode' in emoji ? emoji.hexcode : emoji.shortcode}
+              emoji={emoji}
+              onClick={onSelect}
+            />
+          ))}
+        </ul>
+      )}
+    </div>
+  );
+};
+
+interface PickerListEmojiProps {
+  emoji: AnyEmojiData;
+  onClick: (emoji: AnyEmojiData) => void;
+}
+
+const PickerListEmoji: FC<PickerListEmojiProps> = ({ emoji, onClick }) => {
+  const handleClick: MouseEventHandler = useCallback(() => {
+    onClick(emoji);
+  }, [emoji, onClick]);
+  return (
+    <li>
+      <button
+        type='button'
+        title={'unicode' in emoji ? emoji.label : `:${emoji.shortcode}:`}
+        onClick={handleClick}
+        className={classes.listButton}
+      >
+        <Emoji
+          code={'unicode' in emoji ? emoji.unicode : `:${emoji.shortcode}:`}
+        />
+      </button>
+    </li>
+  );
+};

app/javascript/mastodon/components/emoji/picker/styles.module.css

@@ -49,6 +49,86 @@
   overflow: hidden auto;
   scrollbar-width: thin;
   padding: 0.5rem;
+  display: flex;
+  flex-direction: column;
+  gap: 0.5rem;
+}
+
+.groupHeader {
+  font-size: 1rem;
+  font-weight: bold;
+  margin-bottom: 0.5rem;
+  transition: opacity 0.1s ease;
+
+  &:not(.isMinimized):hover {
+    opacity: 0.7;
+  }
+
+  button {
+    appearance: none;
+    border: none;
+    background-color: transparent;
+    padding: 0;
+    display: flex;
+    flex-direction: row;
+    align-items: center;
+    width: 100%;
+  }
+}
+
+.groupHeader.isMinimized {
+  opacity: 0.5;
+}
+
+.groupHeaderArrow {
+  transition: transform 0.1s ease;
+  width: 1rem;
+  height: 1rem;
+}
+
+.isMinimized .groupHeaderArrow {
+  transform: rotate(-90deg);
+}
+
+.emojiGrid {
+  display: grid;
+  grid-template-columns: repeat(6, 1fr);
+  gap: 0.5rem;
+}
+
+.listButton,
+.groupButton {
+  aspect-ratio: 1;
+  padding: 0;
+  appearance: none;
+  display: block;
+
+  > * {
+    pointer-events: none;
+  }
+}
+
+.listButton {
+  border: none;
+  background-color: transparent;
+  font-size: 1.5rem;
+  text-align: center;
+  width: 100%;
+  border-radius: 5px;
+  transition: background-color 0.1s ease;
+
+  &:hover {
+    background-color: gray;
+  }
+
+  > img {
+    padding: 5px;
+  }
+
+  > * {
+    width: 100%;
+    height: 100%;
+  }
 }
 
 .nav {
@@ -61,16 +141,10 @@
 }
 
 .groupButton {
-  border-radius: 50%;
-  aspect-ratio: 1;
-  border: 1px solid gray;
   width: 2rem;
   height: 2rem;
-  padding: 0;
+  border-radius: 50%;
-
+  border: 1px solid gray;
-  > * {
-    pointer-events: none;
-  }
 }
 
 .separator {

app/javascript/mastodon/features/emoji/database.ts

@@ -172,6 +172,16 @@ export async function loadLatestEtag(localeString: string) {
   return etag ?? null;
 }
 
+export async function loadUnicodeEmojiGroup(
+  group: number,
+  localeString: string,
+) {
+  const locale = toLoadedLocale(localeString);
+  const db = await loadDB();
+  const emojis = await db.getAllFromIndex(locale, 'group', group);
+  return emojis.toSorted(({ order: a = 0 }, { order: b = 0 }) => a - b);
+}
+
 export async function loadUnicodeEmojiGroupIcon(
   group: number,
   localeString: string,