76 lines
2.2 KiB
TypeScript
76 lines
2.2 KiB
TypeScript
'use client';
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import { UIMessage, useChat } from '@ai-sdk/react';
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import ChatInput from '@/component/chat-input';
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import { ChatTransport, convertToModelMessages, streamText } from 'ai';
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import { createOpenAI } from '@ai-sdk/openai';
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// Note: this needs a client-side OpenAI API key to work.
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// DO NOT USE THIS IN ENVIRONMENTS WHERE THE API KEY IS CONFIDENTIAL.
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const openai = createOpenAI({
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apiKey: process.env.NEXT_PUBLIC_OPENAI_API_KEY,
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});
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export default function Chat() {
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const { error, status, sendMessage, messages, regenerate, stop } = useChat({
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transport: {
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sendMessages: async ({ messages, abortSignal }) => {
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const result = streamText({
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model: openai('gpt-4o'),
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messages: convertToModelMessages(messages),
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abortSignal,
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});
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return result.toUIMessageStream();
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},
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reconnectToStream: async ({ chatId }) => {
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throw new Error('Not implemented');
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},
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} satisfies ChatTransport<UIMessage>,
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});
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return (
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<div className="flex flex-col py-24 mx-auto w-full max-w-md stretch">
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{messages.map(m => (
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<div key={m.id} className="whitespace-pre-wrap">
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{m.role === 'user' ? 'User: ' : 'AI: '}
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{m.parts.map(part => {
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if (part.type === 'text') {
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return part.text;
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}
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})}
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</div>
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))}
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{(status === 'submitted' || status === 'streaming') && (
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<div className="mt-4 text-gray-500">
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{status === 'submitted' && <div>Loading...</div>}
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<button
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type="button"
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className="px-4 py-2 mt-4 text-blue-500 rounded-md border border-blue-500"
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onClick={stop}
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>
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Stop
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</button>
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</div>
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)}
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{error && (
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<div className="mt-4">
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<div className="text-red-500">An error occurred.</div>
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<button
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type="button"
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className="px-4 py-2 mt-4 text-blue-500 rounded-md border border-blue-500"
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onClick={() => regenerate()}
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>
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Retry
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</button>
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</div>
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)}
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<ChatInput status={status} onSubmit={text => sendMessage({ text })} />
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</div>
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);
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}
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