Add localized emoji search

ts/windows/context.ts

@@ -22,6 +22,7 @@ import { initialize as initializeLogging } from '../logging/set_up_renderer_logg
 import { MinimalSignalContext } from './minimalContext';
 import type { LocaleDirection } from '../../app/locale';
 import type { HourCyclePreference } from '../types/I18N';
+import type { LocaleEmojiListType } from '../types/emoji';
 
 strictAssert(Boolean(window.SignalContext), 'context must be defined');
 
@@ -48,6 +49,9 @@ export type MinimalSignalContextType = {
   getResolvedMessagesLocale: () => string;
   getPreferredSystemLocales: () => Array<string>;
   getLocaleOverride: () => string | null;
+  getLocalizedEmojiList: (
+    locale: string
+  ) => Promise<LocaleEmojiListType | undefined>;
   getMainWindowStats: () => Promise<MainWindowStatsType>;
   getMenuOptions: () => Promise<MenuOptionsType>;
   getNodeVersion: () => string;

ts/windows/minimalContext.ts

@@ -5,6 +5,8 @@ import type { MenuItemConstructorOptions } from 'electron';
 import { ipcRenderer } from 'electron';
 
 import type { MenuOptionsType } from '../types/menu';
+import type { LocaleEmojiListType } from '../types/emoji';
+import { LocaleEmojiListSchema } from '../types/emoji';
 import type { MainWindowStatsType, MinimalSignalContextType } from './context';
 import { activeWindowService } from '../context/activeWindowService';
 import { config } from '../context/config';
@@ -18,6 +20,8 @@ import {
 } from '../context/localeMessages';
 import { waitForSettingsChange } from '../context/waitForSettingsChange';
 
+const emojiListCache = new Map<string, LocaleEmojiListType>();
+
 export const MinimalSignalContext: MinimalSignalContextType = {
   activeWindowService,
   config,
@@ -40,6 +44,21 @@ export const MinimalSignalContext: MinimalSignalContextType = {
   async getMenuOptions(): Promise<MenuOptionsType> {
     return ipcRenderer.invoke('getMenuOptions');
   },
+  async getLocalizedEmojiList(locale: string) {
+    const cached = emojiListCache.get(locale);
+    if (cached) {
+      return cached;
+    }
+
+    const buf = await ipcRenderer.invoke(
+      'OptionalResourceService:getData',
+      `emoji-index-${locale}.json`
+    );
+    const json = JSON.parse(Buffer.from(buf).toString());
+    const result = LocaleEmojiListSchema.parse(json);
+    emojiListCache.set(locale, result);
+    return result;
+  },
   getI18nAvailableLocales: () => config.availableLocales,
   getI18nLocale: () => config.resolvedTranslationsLocale,
   getI18nLocaleMessages: () => localeMessages,