feat: add shortcut key

app/components/chat.module.scss

@@ -646,3 +646,51 @@
     bottom: 30px;
   }
 }
+
+.shortcut-key-container {
+  padding: 10px;
+  overflow-y: auto;
+  display: flex;
+  flex-direction: column;
+}
+
+.shortcut-key-grid {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
+  gap: 16px;
+}
+
+.shortcut-key-item {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  overflow: hidden;
+  padding: 10px;
+  background-color: var(--white);
+}
+
+.shortcut-key-title {
+  font-size: 14px;
+  color: var(--black);
+}
+
+.shortcut-key-keys {
+  display: flex;
+  gap: 8px;
+}
+
+.shortcut-key {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  border: var(--border-in-light);
+  border-radius: 8px;
+  padding: 4px;
+  background-color: var(--gray);
+  min-width: 32px;
+}
+
+.shortcut-key span {
+  font-size: 12px;
+  color: var(--black);
+}

app/components/chat.tsx

@@ -42,6 +42,7 @@ import SizeIcon from "../icons/size.svg";
 import QualityIcon from "../icons/hd.svg";
 import StyleIcon from "../icons/palette.svg";
 import PluginIcon from "../icons/plugin.svg";
+import ShortcutkeyIcon from "../icons/shortcutkey.svg";
 
 import {
   ChatMessage,
@@ -437,6 +438,7 @@ export function ChatActions(props: {
   showPromptHints: () => void;
   hitBottom: boolean;
   uploading: boolean;
+  setShowShortcutKeyModal: React.Dispatch<React.SetStateAction<boolean>>;
 }) {
   const config = useAppConfig();
   const navigate = useNavigate();
@@ -755,6 +757,12 @@ export function ChatActions(props: {
           }}
         />
       )}
+
+      <ChatAction
+        onClick={() => props.setShowShortcutKeyModal(true)}
+        text={Locale.Chat.ShortcutKey.Title}
+        icon={<ShortcutkeyIcon />}
+      />
     </div>
   );
 }
@@ -829,6 +837,67 @@ export function DeleteImageButton(props: { deleteImage: () => void }) {
   );
 }
 
+export function ShortcutKeyModal(props: { onClose: () => void }) {
+  const isMac = navigator.platform.toUpperCase().indexOf("MAC") >= 0;
+  const shortcuts = [
+    {
+      title: Locale.Chat.ShortcutKey.newChat,
+      keys: isMac ? ["⌘", "Shift", "O"] : ["Ctrl", "Shift", "O"],
+    },
+    { title: Locale.Chat.ShortcutKey.focusInput, keys: ["Shift", "Esc"] },
+    {
+      title: Locale.Chat.ShortcutKey.copyLastCode,
+      keys: isMac ? ["⌘", "Shift", ";"] : ["Ctrl", "Shift", ";"],
+    },
+    {
+      title: Locale.Chat.ShortcutKey.copyLastMessage,
+      keys: isMac ? ["⌘", "Shift", "C"] : ["Ctrl", "Shift", "C"],
+    },
+    {
+      title: Locale.Chat.ShortcutKey.showShortcutKey,
+      keys: isMac ? ["⌘", "/"] : ["Ctrl", "/"],
+    },
+  ];
+  return (
+    <div className="modal-mask">
+      <Modal
+        title={Locale.Chat.ShortcutKey.Title}
+        onClose={props.onClose}
+        actions={[
+          <IconButton
+            type="primary"
+            text={Locale.UI.Confirm}
+            icon={<ConfirmIcon />}
+            key="ok"
+            onClick={() => {
+              props.onClose();
+            }}
+          />,
+        ]}
+      >
+        <div className={styles["shortcut-key-container"]}>
+          <div className={styles["shortcut-key-grid"]}>
+            {shortcuts.map((shortcut, index) => (
+              <div key={index} className={styles["shortcut-key-item"]}>
+                <div className={styles["shortcut-key-title"]}>
+                  {shortcut.title}
+                </div>
+                <div className={styles["shortcut-key-keys"]}>
+                  {shortcut.keys.map((key, i) => (
+                    <div key={i} className={styles["shortcut-key"]}>
+                      <span>{key}</span>
+                    </div>
+                  ))}
+                </div>
+              </div>
+            ))}
+          </div>
+        </div>
+      </Modal>
+    </div>
+  );
+}
+
 function _Chat() {
   type RenderMessage = ChatMessage & { preview?: boolean };
 
@@ -1373,6 +1442,70 @@ function _Chat() {
     setAttachImages(images);
   }
 
+  // 快捷键 shortcut keys
+  const [showShortcutKeyModal, setShowShortcutKeyModal] = useState(false);
+
+  useEffect(() => {
+    const handleKeyDown = (event: any) => {
+      // 打开新聊天 command + shift + o
+      if (
+        (event.metaKey || event.ctrlKey) &&
+        event.shiftKey &&
+        event.key.toLowerCase() === "o"
+      ) {
+        event.preventDefault();
+        setTimeout(() => {
+          chatStore.newSession();
+          navigate(Path.Chat);
+        }, 10);
+      }
+      // 聚焦聊天输入 shift + esc
+      else if (event.shiftKey && event.key.toLowerCase() === "escape") {
+        event.preventDefault();
+        inputRef.current?.focus();
+      }
+      // 复制最后一个代码块 command + shift + ;
+      else if (
+        (event.metaKey || event.ctrlKey) &&
+        event.shiftKey &&
+        event.code === "Semicolon"
+      ) {
+        event.preventDefault();
+        const copyCodeButton =
+          document.querySelectorAll<HTMLElement>(".copy-code-button");
+        if (copyCodeButton.length > 0) {
+          copyCodeButton[copyCodeButton.length - 1].click();
+        }
+      }
+      // 复制最后一个回复 command + shift + c
+      else if (
+        (event.metaKey || event.ctrlKey) &&
+        event.shiftKey &&
+        event.key.toLowerCase() === "c"
+      ) {
+        event.preventDefault();
+        const lastNonUserMessage = messages
+          .filter((message) => message.role !== "user")
+          .pop();
+        if (lastNonUserMessage) {
+          const lastMessageContent = getMessageTextContent(lastNonUserMessage);
+          copyToClipboard(lastMessageContent);
+        }
+      }
+      // 展示快捷键 command + /
+      else if ((event.metaKey || event.ctrlKey) && event.key === "/") {
+        event.preventDefault();
+        setShowShortcutKeyModal(true);
+      }
+    };
+
+    window.addEventListener("keydown", handleKeyDown);
+
+    return () => {
+      window.removeEventListener("keydown", handleKeyDown);
+    };
+  }, [messages, chatStore, navigate]);
+
   return (
     <div className={styles.chat} key={session.id}>
       <div className="window-header" data-tauri-drag-region>
@@ -1689,6 +1822,7 @@ function _Chat() {
             setUserInput("/");
             onSearch("");
           }}
+          setShowShortcutKeyModal={setShowShortcutKeyModal}
         />
         <label
           className={`${styles["chat-input-panel-inner"]} ${
@@ -1760,6 +1894,10 @@ function _Chat() {
           }}
         />
       )}
+
+      {showShortcutKeyModal && (
+        <ShortcutKeyModal onClose={() => setShowShortcutKeyModal(false)} />
+      )}
     </div>
   );
 }

app/locales/cn.ts

@@ -1,3 +1,4 @@
+import { ShortcutKeyModal } from "../components/chat";
 import { getClientConfig } from "../config/client";
 import { SubmitKey } from "../store/config";
 
@@ -81,6 +82,14 @@ const cn = {
       SaveAs: "存为面具",
     },
     IsContext: "预设提示词",
+    ShortcutKey: {
+      Title: "键盘快捷方式",
+      newChat: "打开新聊天",
+      focusInput: "聚焦输入框",
+      copyLastMessage: "复制最后一个回复",
+      copyLastCode: "复制最后一个代码块",
+      showShortcutKey: "显示快捷方式",
+    },
   },
   Export: {
     Title: "分享聊天记录",

app/locales/en.ts

@@ -83,6 +83,14 @@ const en: LocaleType = {
       SaveAs: "Save as Mask",
     },
     IsContext: "Contextual Prompt",
+    ShortcutKey: {
+      Title: "Keyboard Shortcuts",
+      newChat: "Open New Chat",
+      focusInput: "Focus Input Field",
+      copyLastMessage: "Copy Last Reply",
+      copyLastCode: "Copy Last Code Block",
+      showShortcutKey: "Show Shortcuts",
+    },
   },
   Export: {
     Title: "Export Messages",

app/locales/tw.ts

@@ -81,6 +81,14 @@ const tw = {
       SaveAs: "另存新檔",
     },
     IsContext: "預設提示詞",
+    ShortcutKey: {
+      Title: "鍵盤快捷方式",
+      newChat: "打開新聊天",
+      focusInput: "聚焦輸入框",
+      copyLastMessage: "複製最後一個回覆",
+      copyLastCode: "複製最後一個代碼塊",
+      showShortcutKey: "顯示快捷方式",
+    },
   },
   Export: {
     Title: "將聊天記錄匯出為 Markdown",