npx create-next-app@latest

npm i @copilotkit/backend @copilotkit/shared @langchain/langgraph @copilotkit/react-core @copilotkit/react-ui @copilotkit/react-textarea @supabase/ssr @supabase/auth-helpers-nextjs

"use client";

import { useRef, useState } from "react";

export function Article() {
  // Define state variables for article outline, copilot text, and article title
  const [articleOutline, setArticleOutline] = useState("");
  const [copilotText, setCopilotText] = useState("");
  const [articleTitle, setArticleTitle] = useState("");

  return (
    // Form element for article input
    <form
      action={""}
      className="w-full h-full gap-10 flex flex-col items-center p-10">
      {/* Input field for article title */}
      <div className="flex w-full items-start gap-3">
        <textarea
          className="p-2 w-full h-12 rounded-lg flex-grow overflow-x-auto overflow-y-hidden whitespace-nowrap"
          id="title"
          name="title"
          value={articleTitle}
          placeholder="Article Title"
          onChange={(event) => setArticleTitle(event.target.value)}
        />
      </div>

      {/* Textarea for article content */}
      <textarea
        className="p-4 w-full aspect-square font-bold text-xl bg-slate-800 text-white rounded-lg resize-none"
        id="content"
        name="content"
        value={copilotText}
        placeholder="Write your article content here"
        onChange={(event) => setCopilotText(event.target.value)}
      />

      {/* Publish button */}
      <button
        type="submit"
        className="p-4 w-full !bg-slate-800 text-white rounded-lg">Publish</button>
    </form>
  );
}

import Link from "next/link";

export default function Header() {
  return (
    <>
      <header className="flex flex-wrap sm:justify-start sm:flex-nowrap z-50 w-full bg-white border-b border-gray-200 text-sm py-3 sm:py-0 ">
        <nav
          className="relative max-w-7xl w-full mx-auto px-4 sm:flex sm:items-center sm:justify-between sm:px-6 lg:px-8"
          aria-label="Global">
          <div className="flex items-center justify-between">
            <Link
              className="flex-none text-xl font-semibold "
              href="/"
              aria-label="Brand">
              AIBlogging
            </Link>
          </div>
          <div id="navbar-collapse-with-animation" className="">
            <div className="flex flex-col gap-y-4 gap-x-0 mt-5 sm:flex-row sm:items-center sm:justify-end sm:gap-y-0 sm:gap-x-7 sm:mt-0 sm:ps-7">
              <Link
                className="flex items-center font-medium text-gray-500 border-2 border-indigo-600 text-center p-2 rounded-md hover:text-blue-600 sm:border-s sm:my-6 "
                href="/writearticle">
                Create Post
              </Link>
            </div>
          </div>
        </nav>
      </header>
    </>
  );
}

import { Article } from "../components/Article";
import Header from "../components/Header";

export default function WriteArticle() {
  return (
    <>
      <Header />
      <Article />
    </>
  );
}

import Image from "next/image";
import Link from "next/link";
import Header from "./components/Header";

const Home = async () => {
  return (
    <>
      <Header />
      <div className="max-w-[85rem] h-full px-4 py-10 sm:px-6 lg:px-8 lg:py-14 mx-auto">
        <div className="grid sm:grid-cols-2 lg:grid-cols-3 gap-6">
          <Link
            key={""}
            className="group flex flex-col h-full bg-white border border-gray-200 hover:border-transparent hover:shadow-lg transition-all duration-300 rounded-xl p-5 "
            href={""}>
            <div className="aspect-w-16 aspect-h-11">
              <Image
                className="object-cover h-48 w-96 rounded-xl"
                src={`https://source.unsplash.com/featured/?${encodeURIComponent(
                  "hello world"
                )}`}
                width={500}
                height={500}
                alt="Image Description"
              />
            </div>
            <div className="my-6">
              <h3 className="text-xl font-semibold text-gray-800 ">
                Hello World
              </h3>
            </div>
          </Link>
        </div>
      </div>
    </>
  );
};

export default Home;

module.exports = {
  images: {
    remotePatterns: [
      {
        protocol: "https",
        hostname: "source.unsplash.com",
      },
    ],
  },
};

OPENAI_API_KEY="Your ChatGPT API key"
TAVILY_API_KEY="Your Tavily Search API key"

import { CopilotBackend, OpenAIAdapter } from "@copilotkit/backend"; // For backend functionality with CopilotKit.
import { researchWithLangGraph } from "./research"; // Import a custom function for conducting research.
import { AnnotatedFunction } from "@copilotkit/shared"; // For annotating functions with metadata.

// Define a runtime environment variable, indicating the environment where the code is expected to run.
export const runtime = "edge";

// Define an annotated function for research. This object includes metadata and an implementation for the function.
const researchAction: AnnotatedFunction<any> = {
  name: "research", // Function name.
  description: "Call this function to conduct research on a certain topic. Respect other notes about when to call this function", // Function description.
  argumentAnnotations: [ // Annotations for arguments that the function accepts.
    {
      name: "topic", // Argument name.
      type: "string", // Argument type.
      description: "The topic to research. 5 characters or longer.", // Argument description.
      required: true, // Indicates that the argument is required.
    },
  ],
  implementation: async (topic) => { // The actual function implementation.
    console.log("Researching topic: ", topic); // Log the research topic.
    return await researchWithLangGraph(topic); // Call the research function and return its result.
  },
};

// Define an asynchronous function that handles POST requests.
export async function POST(req: Request): Promise<Response> {
  const actions: AnnotatedFunction<any>[] = []; // Initialize an array to hold actions.

  // Check if a specific environment variable is set, indicating access to certain functionality.
  if (process.env["TAVILY_API_KEY"]) {
    actions.push(researchAction); // Add the research action to the actions array if the condition is true.
  }

  // Instantiate CopilotBackend with the actions defined above.
  const copilotKit = new CopilotBackend({
    actions: actions,
  });

  // Use the CopilotBackend instance to generate a response for the incoming request using an OpenAIAdapter.
  return copilotKit.response(req, new OpenAIAdapter());
}

import {
  useMakeCopilotReadable,
  useCopilotAction,
} from "@copilotkit/react-core";
import {
  CopilotTextarea,
  HTMLCopilotTextAreaElement,
} from "@copilotkit/react-textarea";

useMakeCopilotReadable("Blog article outline: " + JSON.stringify(articleOutline));

const copilotTextareaRef = useRef<HTMLCopilotTextAreaElement>(null);

useCopilotAction(
    {
      name: "researchBlogArticleTopic",
      description: "Research a given topic for a blog article.",
      parameters: [
        {
          name: "articleTitle",
          type: "string",
          description: "Title for a blog article.",
          required: true,
        },
        {
          name: "articleOutline",
          type: "string",
          description:"Outline for a blog article that shows what the article covers.",
          required: true,
        },
      ],
      handler: async ({ articleOutline, articleTitle }) => {
        setArticleOutline(articleOutline);

        setArticleTitle(articleTitle);
      },
    },
    []
  );

<CopilotTextarea
        value={copilotText}
        ref={copilotTextareaRef}
        placeholder="Write your article content here"
        onChange={(event) => setCopilotText(event.target.value)}
        className="p-4 w-full aspect-square font-bold text-xl bg-slate-800 text-white rounded-lg resize-none"
        placeholderStyle={{
          color: "white",
          opacity: 0.5,
        }}
        autosuggestionsConfig={{
          textareaPurpose: articleTitle,
          chatApiConfigs: {
            suggestionsApiConfig: {
              forwardedParams: {
                max_tokens: 5,
                stop: ["\n", ".", ","],
              },
            },
            insertionApiConfig: {},
          },
          debounceTime: 250,
        }}
      />

{/* Textarea for article content */}
      <textarea
        className="p-4 w-full aspect-square font-bold text-xl bg-slate-800 text-white rounded-lg resize-none hidden"
        id="content"
        name="content"
        value={copilotText}
        placeholder="Write your article content here"
        onChange={(event) => setCopilotText(event.target.value)}
      />

import { CopilotKit } from "@copilotkit/react-core";
import { CopilotSidebar } from "@copilotkit/react-ui";
import "@copilotkit/react-ui/styles.css";
import "@copilotkit/react-textarea/styles.css";

export default function WriteArticle() {
  return (
    <>
      <Header />
      <CopilotKit url="/api/copilotkit">
        <CopilotSidebar
          instructions="Help the user research a blog article topic."
          defaultOpen={true}
          labels={{
            title: "Blog Article Copilot",
            initial:
              "Hi you! 👋 I can help you research any topic for a blog article.",
          }}
          clickOutsideToClose={false}>
          <Article />
        </CopilotSidebar>
      </CopilotKit>
    </>
  );
}

NEXT_PUBLIC_SUPABASE_URL=”Your Supabase URL”
NEXT_PUBLIC_SUPABASE_ANON_KEY=”Your Supabase API Key”

create table if not exists
  articles (
    id bigint primary key generated always as identity,
    title text,
    content text
  );

// Importing necessary functions and types from the Supabase SSR package
import { createServerClient, type CookieOptions } from '@supabase/ssr'

// Define a function named 'supabase' that takes a 'CookieOptions' object as input
export const supabase = (cookies: CookieOptions) => {
    // Retrieve cookies from the provided 'CookieOptions' object
    const cookieStore = cookies()

    // Create and return a Supabase client configured with environment variables and cookie handling
    return createServerClient(
        // Retrieve Supabase URL from environment variables
        process.env.NEXT_PUBLIC_SUPABASE_URL!,
        // Retrieve Supabase anonymous key from environment variables
        process.env.NEXT_PUBLIC_SUPABASE_ANON_KEY!,
        {
            cookies: {
                // Define a custom 'get' function to retrieve cookies by name from the cookie store
                get(name: string) {
                    return cookieStore.get(name)?.value
                },
            },
        }
    )
}

// Importing necessary functions and modules for server-side operations
"use server";
import { createServerComponentClient } from "@supabase/auth-helpers-nextjs";
import { cookies } from "next/headers";
import { redirect } from "next/navigation";

// Define an asynchronous function named 'addArticle' that takes form data as input
export async function addArticle(formData: any) {
  // Extract title and content from the provided form data
  const title = formData.get("title");
  const content = formData.get("content");

  // Retrieve cookies from the HTTP headers
  const cookieStore = cookies();

  // Create a Supabase client configured with the provided cookies
  const supabase = createServerComponentClient({ cookies: () => cookieStore });

  // Insert the article data into the 'articles' table on Supabase
  const { data, error } = await supabase.from("articles").insert([
    {
      title,
      content,
    },
  ]);

  // Check for errors during the insertion process
  if (error) {
    console.error("Error inserting data", error);
    return;
  }

  // Redirect the user to the home page after successfully adding the article
  redirect("/");

  // Return a success message
  return { message: "Success" };
}

import { addArticle } from "../serveractions/AddArticle";

// Form element for article input
    <form
      action={addArticle}
      className="w-full h-full gap-10 flex flex-col items-center p-10"> 

      </form>

import { cookies } from "next/headers";
import { supabase } from "@/utils/supabase";

const { data: articles, error } = await supabase(cookies).from('articles').select('*')

return (
    <>
      <Header />
      <div className="max-w-[85rem] h-full px-4 py-10 sm:px-6 lg:px-8 lg:py-14 mx-auto">
        <div className="grid sm:grid-cols-2 lg:grid-cols-3 gap-6">
          {articles?.map((post: any) => (
            <Link
              key={post.id}
              className="group flex flex-col h-full bg-white border border-gray-200 hover:border-transparent hover:shadow-lg transition-all duration-300 rounded-xl p-5 "
              href={`/posts/${post.id}`}>
              <div className="aspect-w-16 aspect-h-11">
                <Image
                  className="object-cover h-48 w-96 rounded-xl"
                  src={`https://source.unsplash.com/featured/?${encodeURIComponent(
                    post.title
                  )}`}
                  width={500}
                  height={500}
                  alt="Image Description"
                />
              </div>
              <div className="my-6">
                <h3 className="text-xl font-semibold text-gray-800 ">
                  {post.title}
                </h3>
              </div>
            </Link>
          ))}
        </div>
      </div>
    </>
  );

import { supabase } from '@/utils/supabase';
import { cookies } from "next/headers";
import Header from '@/app/components/Header';

// Define an asynchronous function named 'getArticles' that retrieves article data based on the provided parameters
async function getArticles(params: any) {
    // Extract the 'id' parameter from the provided 'params' object
    const { id } = params

    // Retrieve article data from Supabase database where the 'id' matches the provided value
    const { data, error } = await supabase(cookies)
        .from('articles')
        .select('*')
        .eq('id', id)
        .single();

    // Return the retrieved data
    return data
  }

// Define a default asynchronous function named 'Post' that takes 'params' as props
export default async function Post({ params }: { params: any }) {
  // Retrieve the post data asynchronously based on the provided 'params'
  const post = await getArticles(params);

  // Return JSX to render the post details
  return (
    <>
      {/* Render the header component */}
      <Header />
      {/* Main content wrapper */}
      <div className="max-w-3xl px-4 pt-6 lg:pt-10 pb-12 sm:px-6 lg:px-8 mx-auto">
        <div className="max-w-2xl">
          <div className="space-y-5 md:space-y-8">
            <div className="space-y-3">
              {/* Render the post title */}
              <h2 className="text-2xl font-bold md:text-3xl dark:text-white">
                {/* Render the post title only if 'post' is truthy */}
                {post && post.title}
              </h2>
              {/* Render the post content */}
              <p className="text-lg text-gray-800 dark:text-gray-200">
                {/* Render the post content only if 'post' is truthy */}
                {post && post.content}
              </p>
            </div>
          </div>
        </div>
      </div>
    </>
  );
}