const { Configuration, OpenAIApi } = require("openai");

const express = require("express");

const app = express();

const cors = require("cors");


app.use(cors());

app.use(express.json());

app.use(express.urlencoded());


app.post("/debate", async function (req, res) {

const topic = req.body.topic;

const userMessages = req.body.userMessages;

const assistantMessages = req.body.assistantMessages;


console.log(topic, userMessages, assistantMessages);


const configuration = new Configuration({

apiKey: "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",

});

const openai = new OpenAIApi(configuration);


const messages = [

{

role: "system",

content: `You are about to engage in a competitive debate with me.

In a competitive debate, you're divided into two sides, one for and one against, and you argue your point of view and counter the other's logic to win or lose.`,

},

{

role: "user",

content: `You are about to engage in a competitive debate with me.

In a competitive debate, you're divided into two sides, one for and one against, and you argue your point of view and counter the other's logic to win or lose.`,

},

{

role: "assistant",

content: `Great! I'm ready to engage in a competitive debate with you. Please let me know the topic we will be debating and which side you would like to take.`,

},

{

role: "user",

content: `You are about to engage in a competitive debate with me.

In a competitive debate, you're divided into two sides, one for and one against, and you argue your point of view and counter the other's logic to win or lose.

- Topic: '${topic}'

- If I'm pro-position, you're anti-position, and if I'm anti-position, you're pro-position.

- You must answer in Korean

- Just answer directly, don't prefix it with something like "나: " or "저: ".

Now, let's start the debate. I'll start with my side of the argument.

Me: ${userMessages.shift()}

You : `,

},

];


while (assistantMessages.length > 0 || userMessages.length > 0) {

if (assistantMessages.length > 0) {

messages.push({

role: "assistant",

content: assistantMessages.shift(),

});

}

if (userMessages.length > 0) {

messages.push({

role: "user",

content: userMessages.shift(),

});

}

}


const completion = await openai.createChatCompletion({

model: "gpt-3.5-turbo",

messages: messages,

});

// console.log(completion.data.choices[0].message.content);


const result = completion.data.choices[0].message.content;

console.log(result);


res.json({

result: result,

});

});


app.listen(3000);