Add option to disable Emoji suggestions

src/autocomplete/EmojiProvider.js

@@ -25,6 +25,7 @@ import {PillCompletion} from './Components';
 import type {SelectionRange, Completion} from './Autocompleter';
 import _uniq from 'lodash/uniq';
 import _sortBy from 'lodash/sortBy';
+import UserSettingsStore from '../UserSettingsStore';
 
 import EmojiData from '../stripped-emoji.json';
 
@@ -96,6 +97,10 @@ export default class EmojiProvider extends AutocompleteProvider {
     }
 
     async getCompletions(query: string, selection: SelectionRange) {
+        if (UserSettingsStore.getSyncedSetting("MessageComposerInput.dontSuggestEmoji")) {
+            return []; // don't give any suggestions if the user doesn't want them
+        }
+
         const EmojiText = sdk.getComponent('views.elements.EmojiText');
 
         let completions = [];

src/components/structures/UserSettings.js

@@ -105,6 +105,10 @@ const SETTINGS_LABELS = [
         id: 'MessageComposerInput.autoReplaceEmoji',
         label: 'Automatically replace plain text Emoji',
     },
+    {
+        id: 'MessageComposerInput.dontSuggestEmoji',
+        label: 'Disable Emoji suggestions while typing',
+    },
     {
         id: 'Pill.shouldHidePillAvatar',
         label: 'Hide avatars in user and room mentions',

src/i18n/strings/en_EN.json

@@ -283,6 +283,7 @@
     "matrix-react-sdk version:": "matrix-react-sdk version:",
     "Matrix Apps": "Matrix Apps",
     "Members only": "Members only",
+    "Disable Emoji suggestions while typing": "Disable Emoji suggestions while typing",
     "Message not sent due to unknown devices being present": "Message not sent due to unknown devices being present",
     "Missing room_id in request": "Missing room_id in request",
     "Missing user_id in request": "Missing user_id in request",

src/i18n/strings/en_US.json

@@ -249,6 +249,7 @@
     "matrix-react-sdk version:": "matrix-react-sdk version:",
     "Matrix Apps": "Matrix Apps",
     "Members only": "Members only",
+    "Disable Emoji suggestions while typing": "Disable Emoji suggestions while typing",
     "Message not sent due to unknown devices being present": "Message not sent due to unknown devices being present",
     "Missing room_id in request": "Missing room_id in request",
     "Missing user_id in request": "Missing user_id in request",