init

src/components/chat-view/chat-input/plugins/on-enter/OnEnterPlugin.tsx

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+import { useLexicalComposerContext } from '@lexical/react/LexicalComposerContext'
+import { COMMAND_PRIORITY_LOW, KEY_ENTER_COMMAND } from 'lexical'
+import { Platform } from 'obsidian'
+import { useEffect } from 'react'
+
+export default function OnEnterPlugin({
+  onEnter,
+  onVaultChat,
+}: {
+  onEnter: (evt: KeyboardEvent) => void
+  onVaultChat?: () => void
+}) {
+  const [editor] = useLexicalComposerContext()
+
+  useEffect(() => {
+    const removeListener = editor.registerCommand(
+      KEY_ENTER_COMMAND,
+      (evt: KeyboardEvent) => {
+        console.log('onEnter', evt)
+        if (
+          onVaultChat &&
+          (Platform.isMacOS ? evt.metaKey : evt.ctrlKey)
+        ) {
+          evt.preventDefault()
+          evt.stopPropagation()
+          onVaultChat()
+          return true
+        }
+        if (evt.shiftKey) {
+          return false
+        }
+        evt.preventDefault()
+        evt.stopPropagation()
+        onEnter(evt)
+        return true
+      },
+      COMMAND_PRIORITY_LOW,
+    )
+
+    return () => {
+      removeListener()
+    }
+  }, [editor, onEnter, onVaultChat])
+
+  return null
+}