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index.tsx
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index.tsx
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import { Answer } from "@/components/Answer/Answer";
import { Footer } from "@/components/Footer";
import { Navbar } from "@/components/Navbar";
import { LEXChunk } from "@/types";
import { IconArrowRight, IconExternalLink, IconSearch } from "@tabler/icons-react";
import Head from "next/head";
import Image from "next/image";
import { KeyboardEvent, useEffect, useRef, useState } from "react";
import { fetchEventSource } from '@microsoft/fetch-event-source';
export default function Home() {
const inputRef = useRef<HTMLInputElement>(null);
const [query, setQuery] = useState<string>("");
const [chunks, setChunks] = useState<LEXChunk[]>([]);
const [answer, setAnswer] = useState<string>("");
const [loading, setLoading] = useState<boolean>(false);
const [showSettings, setShowSettings] = useState<boolean>(false);
// Handle answer
const handleAnswer = async () => {
if (!query) {
alert("Please enter a query.");
return;
}
setAnswer("");
setChunks([]);
setLoading(true);
const formData = new FormData();
formData.append("query",query);
console.log(formData)
console.log(query)
fetchEventSource("https://karpathy-gpt-production.up.railway.app/karpathy-docs", {
method: "POST",
headers: {
Accept: "text/event-stream",
Connection: "keep-alive",
},
body: formData,
onmessage: (event) => {
setLoading(false);
if (event.data === "DONE") {
} else {
const newChunk: LEXChunk = JSON.parse(event.data)?.data;
setChunks((oldChunks) => [...oldChunks, newChunk]);
}
}});
const ctrl = new AbortController();
fetchEventSource("https://karpathy-gpt-production.up.railway.app/karpathy-stream", {
method: "POST",
headers: {
Accept: "text/event-stream",
Connection: "keep-alive",
},
body: formData,
onmessage: (event) => {
setLoading(false);
if (event.data === "DONE") {
} else {
setAnswer((prev) => prev + event.data);
}
}});
};
const handleKeyDown = (e: KeyboardEvent<HTMLInputElement>) => {
if (e.key === "Enter") {
handleAnswer();
}
};
// Render page
return (
<>
<Head>
<title>Karpathy GPT</title>
<meta
name="description"
content={`AI-powered search and chat for the Andrej Karpathy AI Course. `}
/>
<meta
name="viewport"
content="width=device-width, initial-scale=1"
/>
<link
rel="icon"
href="/favicon.jpeg"
/>
</Head>
<div className="flex flex-col h-screen">
<Navbar />
<div className="flex-1 overflow-auto">
<div className="mx-auto flex h-full w-full max-w-[750px] flex-col items-center px-3 pt-4 sm:pt-8">
{ (
<div className="relative w-full mt-4">
<IconSearch className="absolute top-3 w-10 left-1 h-6 rounded-full opacity-50 sm:left-3 sm:top-4 sm:h-8" />
<input
ref={inputRef}
className="h-12 w-full rounded-full border border-zinc-600 pr-12 pl-11 focus:border-zinc-800 focus:outline-none focus:ring-1 focus:ring-zinc-800 sm:h-16 sm:py-2 sm:pr-16 sm:pl-16 sm:text-lg"
type="text"
placeholder="What is the difference between an encoder and decoder?"
value={query}
onChange={(e) => setQuery(e.target.value)}
onKeyDown={handleKeyDown}
/>
</div>
) }
{loading ? (
<div className="mt-6 w-full">
<div className="font-bold text-2xl mt-6">Passages</div>
<div className="animate-pulse mt-2">
<div className="h-4 bg-gray-300 rounded"></div>
<div className="h-4 bg-gray-300 rounded mt-2"></div>
<div className="h-4 bg-gray-300 rounded mt-2"></div>
<div className="h-4 bg-gray-300 rounded mt-2"></div>
<div className="h-4 bg-gray-300 rounded mt-2"></div>
</div>
</div>
) : answer ? (
<div className="mt-6">
<div className="font-bold text-2xl mb-2">Answer</div>
<Answer text={answer} />
<div className="mt-6 mb-16">
<div className="font-bold text-2xl">Passages</div>
{chunks.map((chunk, index) => (
<div key={index}>
<div className="mt-4 border border-zinc-600 rounded-lg p-4">
<div className="flex justify-between">
<div className="flex items-center">
<Image
className="rounded-lg"
src={"/"+chunk.metadata.id+".jpg"}
width={103}
height={70}
alt={chunk.metadata.title}
/>
<div className="ml-4">
<div className="font-bold text-xl">{chunk.metadata.title}</div>
</div>
</div>
<a
className="hover:opacity-50 ml-4"
href={chunk.metadata.link}
target="_blank"
rel="noreferrer"
>
<IconExternalLink />
</a>
</div>
<div className="mt-4">{chunk.pageContent}</div>
</div>
</div>
))}
</div>
</div>
) : chunks.length > 0 ? (
<div className="mt-6 pb-16">
<div className="font-bold text-2xl">Passages</div>
{chunks.map((chunk, index) => (
<div key={index}>
<div className="mt-4 border border-zinc-600 rounded-lg p-4">
<div className="flex justify-between">
<div className="flex items-center">
<Image
className="rounded-lg"
src={"/"+chunk.metadata.id+".jpg"}
width={103}
height={70}
alt={chunk.metadata.title}
/>
<div className="ml-4">
<div className="font-bold text-xl">{chunk.metadata.title}</div>
</div>
</div>
<a
className="hover:opacity-50 ml-2"
href={chunk.metadata.link}
target="_blank"
rel="noreferrer"
>
<IconExternalLink />
</a>
</div>
<div className="mt-4">{chunk.pageContent}</div>
</div>
</div>
))}
</div>
) : (
<div className="mt-6 text-center text-lg">{`AI-powered search and chat for the Andrej Karpathy YouTube course.`}</div>
)}
</div>
</div>
<Footer />
</div>
</>
);
}