improve plugin hotkey support (#426)

components/Chat/ChatInput.tsx

@@ -284,9 +284,16 @@ export const ChatInput = ({
           </button>
 
           {showPluginSelect && (
-            <div className="absolute left-0 bottom-14 bg-white dark:bg-[#343541]">
+            <div className="absolute left-0 bottom-14 rounded bg-white dark:bg-[#343541]">
               <PluginSelect
                 plugin={plugin}
+                onKeyDown={(e: any) => {
+                  if (e.key === 'Escape') {
+                    e.preventDefault();
+                    setShowPluginSelect(false);
+                    textareaRef.current?.focus();
+                  }
+                }}
                 onPluginChange={(plugin: Plugin) => {
                   setPlugin(plugin);
                   setShowPluginSelect(false);

components/Chat/PluginSelect.tsx

@@ -7,13 +7,53 @@ import { Plugin, PluginList } from '@/types/plugin';
 interface Props {
   plugin: Plugin | null;
   onPluginChange: (plugin: Plugin) => void;
+  onKeyDown: (e: React.KeyboardEvent<HTMLSelectElement>) => void;
 }
 
-export const PluginSelect: FC<Props> = ({ plugin, onPluginChange }) => {
+export const PluginSelect: FC<Props> = ({
+  plugin,
+  onPluginChange,
+  onKeyDown,
+}) => {
   const { t } = useTranslation('chat');
 
   const selectRef = useRef<HTMLSelectElement>(null);
 
+  const handleKeyDown = (e: React.KeyboardEvent<HTMLSelectElement>) => {
+    const selectElement = selectRef.current;
+    const optionCount = selectElement?.options.length || 0;
+
+    if (e.key === '/' && e.metaKey) {
+      e.preventDefault();
+      if (selectElement) {
+        selectElement.selectedIndex =
+          (selectElement.selectedIndex + 1) % optionCount;
+        selectElement.dispatchEvent(new Event('change'));
+      }
+    } else if (e.key === '/' && e.shiftKey && e.metaKey) {
+      e.preventDefault();
+      if (selectElement) {
+        selectElement.selectedIndex =
+          (selectElement.selectedIndex - 1 + optionCount) % optionCount;
+        selectElement.dispatchEvent(new Event('change'));
+      }
+    } else if (e.key === 'Enter') {
+      e.preventDefault();
+      if (selectElement) {
+        selectElement.dispatchEvent(new Event('change'));
+      }
+
+      onPluginChange(
+        PluginList.find(
+          (plugin) =>
+            plugin.name === selectElement?.selectedOptions[0].innerText,
+        ) as Plugin,
+      );
+    } else {
+      onKeyDown(e);
+    }
+  };
+
   useEffect(() => {
     if (selectRef.current) {
       selectRef.current.focus();
@@ -22,7 +62,7 @@ export const PluginSelect: FC<Props> = ({ plugin, onPluginChange }) => {
 
   return (
     <div className="flex flex-col">
-      <div className="w-full rounded-lg border border-neutral-200 bg-transparent pr-2 text-neutral-900 dark:border-neutral-600 dark:text-white">
+      <div className="mb-1 w-full rounded border border-neutral-200 bg-transparent pr-2 text-neutral-900 dark:border-neutral-600 dark:text-white">
         <select
           ref={selectRef}
           className="w-full cursor-pointer bg-transparent p-2"
@@ -35,13 +75,16 @@ export const PluginSelect: FC<Props> = ({ plugin, onPluginChange }) => {
               ) as Plugin,
             );
           }}
+          onKeyDown={(e) => {
+            handleKeyDown(e);
+          }}
         >
           <option
-            key="none"
+            key="chatgpt"
-            value=""
+            value="chatgpt"
             className="dark:bg-[#343541] dark:text-white"
           >
-            Select Plugin
+            ChatGPT
           </option>
 
           {PluginList.map((plugin) => (