✨ feat: Add 'EnterToSend' Option & Update Br. Translation 🇧🇷 (#2413)

* chore: Add EnterToSend, Translation Portuguese Brazilian Update

* Inverted selection and corrected translation

* fix: removed Trailing spaces not allowed

* feat: Refactor key event handler & updated translations

* fix: removed return; & updated files translations

* fix: duplicate switchs on General.tsx

* fix: added again switch

* refactor(useTextarea): limit refactoring of handleKeyDown

* refactor: correct keyDown handler and add English localization

---------

Co-authored-by: Raí Santos <140329135+itzraiss@users.noreply.github.com>
Co-authored-by: Raí Santos <raimorningstarchristus@gmail.com>

client/src/components/Nav/SettingsTabs/General/EnterToSend.tsx

@@ -0,0 +1,33 @@
+import { useRecoilState } from 'recoil';
+import { Switch } from '~/components/ui/Switch';
+import useLocalize from '~/hooks/useLocalize';
+import store from '~/store';
+
+export default function SendMessageKeyEnter({
+  onCheckedChange,
+}: {
+  onCheckedChange?: (value: boolean) => void;
+}) {
+  const [enterToSend, setEnterToSend] = useRecoilState<boolean>(store.enterToSend);
+  const localize = useLocalize();
+
+  const handleCheckedChange = (value: boolean) => {
+    setEnterToSend(value);
+    if (onCheckedChange) {
+      onCheckedChange(value);
+    }
+  };
+
+  return (
+    <div className="flex items-center justify-between">
+      <div> {localize('com_nav_enter_to_send')} </div>
+      <Switch
+        id="enterToSend"
+        checked={enterToSend}
+        onCheckedChange={handleCheckedChange}
+        className="ml-4 mt-2"
+        data-testid="enterToSend"
+      />
+    </div>
+  );
+}

client/src/components/Nav/SettingsTabs/General/General.tsx

@@ -14,6 +14,7 @@ import {
 import type { TDangerButtonProps } from '~/common';
 import HideSidePanelSwitch from './HideSidePanelSwitch';
 import AutoScrollSwitch from './AutoScrollSwitch';
+import SendMessageKeyEnter from './EnterToSend';
 import ShowCodeSwitch from './ShowCodeSwitch';
 import { Dropdown } from '~/components/ui';
 import DangerButton from '../DangerButton';
@@ -186,6 +187,9 @@ function General() {
         <div className="border-b pb-3 last-of-type:border-b-0 dark:border-gray-700">
           <AutoScrollSwitch />
         </div>
+        <div className="border-b pb-3 last-of-type:border-b-0 dark:border-gray-700">
+          <SendMessageKeyEnter />
+        </div>
         <div className="border-b pb-3 last-of-type:border-b-0 dark:border-gray-700">
           <ShowCodeSwitch />
         </div>

client/src/hooks/Input/useTextarea.ts

@@ -1,6 +1,7 @@
 import debounce from 'lodash/debounce';
-import React, { useEffect, useRef, useCallback } from 'react';
+import { useRecoilValue } from 'recoil';
 import { EModelEndpoint } from 'librechat-data-provider';
+import React, { useEffect, useRef, useCallback } from 'react';
 import type { TEndpointOption } from 'librechat-data-provider';
 import type { UseFormSetValue } from 'react-hook-form';
 import type { KeyboardEvent } from 'react';
@@ -10,6 +11,7 @@ import useGetSender from '~/hooks/Conversations/useGetSender';
 import useFileHandling from '~/hooks/Files/useFileHandling';
 import { useChatContext } from '~/Providers/ChatContext';
 import useLocalize from '~/hooks/useLocalize';
+import store from '~/store';
 
 type KeyEvent = KeyboardEvent<HTMLTextAreaElement>;
 
@@ -27,6 +29,7 @@ export default function useTextarea({
   disabled?: boolean;
 }) {
   const assistantMap = useAssistantsMapContext();
+  const enterToSend = useRecoilValue(store.enterToSend);
   const {
     conversation,
     isSubmitting,
@@ -134,7 +137,8 @@ export default function useTextarea({
     assistantMap,
   ]);
 
-  const handleKeyDown = (e: KeyEvent) => {
+  const handleKeyDown = useCallback(
+    (e: KeyEvent) => {
       if (e.key === 'Enter' && isSubmitting) {
         return;
       }
@@ -149,10 +153,18 @@ export default function useTextarea({
         e.preventDefault();
       }
 
+      if (e.key === 'Enter' && !enterToSend && textAreaRef.current) {
+        insertTextAtCursor(textAreaRef.current, '\n');
+        forceResize(textAreaRef);
+        return;
+      }
+
       if (isNonShiftEnter && !isComposing?.current) {
         submitButtonRef.current?.click();
       }
-  };
+    },
+    [isSubmitting, filesLoading, enterToSend, textAreaRef, submitButtonRef],
+  );
 
   const handleKeyUp = (e: KeyEvent) => {
     const target = e.target as HTMLTextAreaElement;

client/src/localization/languages/Eng.ts

@@ -405,6 +405,7 @@ export default {
   com_nav_theme_system: 'System',
   com_nav_theme_dark: 'Dark',
   com_nav_theme_light: 'Light',
+  com_nav_enter_to_send: 'Press Enter to send messages',
   com_nav_user_name_display: 'Display username in messages',
   com_nav_show_code: 'Always show code when using code interpreter',
   com_nav_clear_all_chats: 'Clear all chats',

client/src/store/settings.ts

@@ -156,6 +156,25 @@ const UsernameDisplay = atom<boolean>({
   ] as const,
 });
 
+const enterToSend = atom<boolean>({
+  key: 'enterToSend',
+  default: true,
+  effects: [
+    ({ setSelf, onSet }) => {
+      const savedValue = localStorage.getItem('enterToSend');
+      if (savedValue != null) {
+        setSelf(savedValue === 'true');
+      }
+
+      onSet((newValue: unknown) => {
+        if (typeof newValue === 'boolean') {
+          localStorage.setItem('enterToSend', newValue.toString());
+        }
+      });
+    },
+  ] as const,
+});
+
 export default {
   abortScroll,
   showFiles,
@@ -166,6 +185,7 @@ export default {
   showBingToneSetting,
   showPopover,
   autoScroll,
+  enterToSend,
   showCode,
   hideSidePanel,
   modularChat,