Rich Text editor AI integration

import { createGroq } from "@ai-sdk/groq";
import { BlockNoteEditor, filterSuggestionItems } from "@blocknote/core";
import "@blocknote/core/fonts/inter.css";
import { en } from "@blocknote/core/locales";
import { BlockNoteView } from "@blocknote/mantine";
import "@blocknote/mantine/style.css";
import {
  FormattingToolbar,
  FormattingToolbarController,
  SuggestionMenuController,
  getDefaultReactSlashMenuItems,
  getFormattingToolbarItems,
  useCreateBlockNote,
} from "@blocknote/react";
import {
  AIToolbarButton,
  BlockNoteAIUI,
  locales as aiLocales,
  createAIExtension,
  createBlockNoteAIClient,
  getAISlashMenuItems,
} from "@blocknote/xl-ai";
import "@blocknote/xl-ai/style.css";
 
// Optional: proxy requests through the `@blocknote/xl-ai-server` proxy server
// so that we don't have to expose our API keys to the client
const client = createBlockNoteAIClient({
  apiKey: getEnv("BLOCKNOTE_AI_SERVER_API_KEY") || "PLACEHOLDER",
  baseURL:
    getEnv("BLOCKNOTE_AI_SERVER_BASE_URL") || "https://localhost:3000/ai",
});
 
// Use an "open" model such as llama, in this case via groq.com
const model = createGroq({
  // call via our proxy client
  ...client.getProviderSettings("groq"),
})("llama-3.3-70b-versatile");
 
/* 
ALTERNATIVES:
 
Call a model directly (without the proxy):
 
const model = createGroq({
  apiKey: "<YOUR_GROQ_API_KEY>",
})("llama-3.3-70b-versatile");
 
Or, use a different provider like OpenAI:
 
const model = createOpenAI({
  ...client.getProviderSettings("openai"),
})("gpt-4", {});
*/
 
export default function App() {
  // Creates a new editor instance.
  const editor = useCreateBlockNote({
    dictionary: {
      ...en,
      ai: aiLocales.en, // add default translations for the AI extension
    },
    // Register the AI extension
    extensions: [
      createAIExtension({
        model,
      }),
    ],
    // We set some initial content for demo purposes
    initialContent: [
      {
        type: "heading",
        props: {
          level: 1,
        },
        content: "I love cats",
      },
      {
        type: "paragraph",
        content:
          "Cats are one of the most beloved and fascinating animals in the world. Known for their agility, independence, and charm, cats have been companions to humans for thousands of years. Domesticated cats, scientifically named Felis catus, come in various breeds, colors, and personalities, making them a popular choice for pet owners everywhere. Their mysterious behavior, sharp reflexes, and quiet affection have earned them a special place in countless households.",
      },
      {
        type: "paragraph",
        content:
          "Beyond their role as pets, cats have a rich history and cultural significance. In ancient Egypt, they were revered and even worshipped as symbols of protection and grace. Throughout history, they’ve appeared in folklore, art, and literature, often associated with curiosity, luck, and mystery. Despite superstitions surrounding black cats in some cultures, many societies around the world admire and cherish these sleek and graceful animals.",
      },
      {
        type: "paragraph",
        content:
          "Cats also offer emotional and physical benefits to their owners. Studies have shown that interacting with cats can reduce stress, lower blood pressure, and improve mental well-being. Their gentle purring, playful antics, and warm companionship provide comfort to people of all ages. Whether lounging in the sun, chasing a toy, or curling up on a lap, cats bring joy, peace, and a bit of magic to the lives of those who welcome them into their homes.",
      },
    ],
  });
 
  // Renders the editor instance using a React component.
  return (
    <div>
      <BlockNoteView
        editor={editor}
        // We're disabling some default UI elements
        formattingToolbar={false}
        slashMenu={false}
      >
        {/* This has AI specific components like the AI Command menu */}
        <BlockNoteAIUI />
 
        {/* We disabled the default formatting toolbar with `formattingToolbar=false` 
        and replace it for one with an "AI button" (defined below). 
        (See "Formatting Toolbar" in docs)
        */}
        <FormattingToolbarWithAI />
 
        {/* We disabled the default SlashMenu with `slashMenu=false` 
        and replace it for one with an AI option (defined below). 
        (See "Suggestion Menus" in docs)
        */}
        <SuggestionMenuWithAI editor={editor} />
      </BlockNoteView>
    </div>
  );
}
 
// Formatting toolbar with the `AIToolbarButton` added
function FormattingToolbarWithAI() {
  return (
    <FormattingToolbarController
      formattingToolbar={() => (
        <FormattingToolbar>
          {...getFormattingToolbarItems()}
          {/* Add the AI button */}
          <AIToolbarButton />
        </FormattingToolbar>
      )}
    />
  );
}
 
// Slash menu with the AI option added
function SuggestionMenuWithAI(props: {
  editor: BlockNoteEditor<any, any, any>;
}) {
  return (
    <SuggestionMenuController
      triggerCharacter="/"
      getItems={async (query) =>
        filterSuggestionItems(
          [
            ...getDefaultReactSlashMenuItems(props.editor),
            // add the default AI slash menu items, or define your own
            ...getAISlashMenuItems(props.editor),
          ],
          query,
        )
      }
    />
  );
}
 
// helper function to get env variables across next / vite
// only needed so this example works in BlockNote demos and docs
function getEnv(key: string) {
  // TODO
  // const env2 = process.env.NEXT_PUBLIC_BLOCKNOTE_AI_SERVER_BASE_URL;
  return (import.meta as any).env
    ? (import.meta as any).env["VITE_" + key]
    : process.env["NEXT_PUBLIC_" + key];
}