app.js

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

const port = 3001;

const app = express();
//app.use(cors());

require("dotenv").config();

const configiration = new Configuration({
  organization: "org-0uaQLaArF3m5pgctUePtq5OR",
  apiKey: process.env.OPENAI_API_KEY,
});

const openai = new OpenAIApi(configiration);

const data_schema = {
  $schema: "http://json-schema.org/draft-07/schema#",
  title: "Bucket List Keywords",
  description:
    "A schema for defining main keywords and their associated details for a bucket list.",
  type: "object",
  properties: {
    BucketList: {
      type: "object",
      description: "MainKeywords related to the bucket list",
      properties: {
        MainKeyword1: {
          type: "object",
          description: "Details related to MainKeyword1 for the bucket list",
          properties: {
            Value: {
              type: "string",
              description: "Main keyword1 to achieve bucket list",
            },
            Details: {
              type: "object",
              properties: {
                Detail1: {
                  type: "string",
                  description: "The first detail for MainKeyword1.",
                },
                Detail2: {
                  type: "string",
                  description: "The second detail for MainKeyword1.",
                },
                Detail3: {
                  type: "string",
                  description: "The third detail for MainKeyword1.",
                },
                Detail4: {
                  type: "string",
                  description: "The fourth detail for MainKeyword1.",
                },
              },
              required: ["Detail1", "Detail2", "Detail3", "Detail4"],
            },
          },
          required: ["Value", "Details"],
        },
        MainKeyword2: {
          type: "object",
          description: "Details related to MainKeyword2 for the bucket list",
          properties: {
            Value: {
              type: "string",
              description: "Main keyword2 to achieve bucket list",
            },
            Details: {
              type: "object",
              properties: {
                Detail1: {
                  type: "string",
                  description: "The first detail for MainKeyword2.",
                },
                Detail2: {
                  type: "string",
                  description: "The second detail for MainKeyword2.",
                },
                Detail3: {
                  type: "string",
                  description: "The third detail for MainKeyword2.",
                },
                Detail4: {
                  type: "string",
                  description: "The fourth detail for MainKeyword2.",
                },
              },
              required: ["Detail1", "Detail2", "Detail3", "Detail4"],
            },
          },
          required: ["Value", "Details"],
        },
        MainKeyword3: {
          type: "object",
          description: "Details related to MainKeyword3 for the bucket list",
          properties: {
            Value: {
              type: "string",
              description: "Main keyword3 to achieve bucket list",
            },
            Details: {
              type: "object",
              properties: {
                Detail1: {
                  type: "string",
                  description: "The first detail for MainKeyword3.",
                },
                Detail2: {
                  type: "string",
                  description: "The second detail for MainKeyword3.",
                },
                Detail3: {
                  type: "string",
                  description: "The third detail for MainKeyword3.",
                },
                Detail4: {
                  type: "string",
                  description: "The fourth detail for MainKeyword3.",
                },
              },
              required: ["Detail1", "Detail2", "Detail3", "Detail4"],
            },
          },
          required: ["Value", "Details"],
        },
        MainKeyword4: {
          type: "object",
          description: "Details related to MainKeyword4 for the bucket list",
          properties: {
            Value: {
              type: "string",
              description: "Main keyword4 to achieve bucket list",
            },
            Details: {
              type: "object",
              properties: {
                Detail1: {
                  type: "string",
                  description: "The first detail for MainKeyword4.",
                },
                Detail2: {
                  type: "string",
                  description: "The second detail for MainKeyword4.",
                },
                Detail3: {
                  type: "string",
                  description: "The third detail for MainKeyword4.",
                },
                Detail4: {
                  type: "string",
                  description: "The fourth detail for MainKeyword4.",
                },
              },
              required: ["Detail1", "Detail2", "Detail3", "Detail4"],
            },
          },
          required: ["Value", "Details"],
        },
      },
    },
  },
};

const runGPT35 = async (prompt) => {
  const response = await openai.createChatCompletion({
    model: "gpt-3.5-turbo",
    messages: [
      {
        role: "system",
        content:
          "Provide realistic solutions so you can achieve people's dreams one step closer",
      },
      {
        role: "user",
        content: prompt,
      },
    ],
    functions: [
      {
        name: "data_schema",
        description:
          "Using the given age, gender, occupation, and bucket list information, create four main keywords for achieving a bucket list that fits the situation, and four detailed keywords according to each main keyword",
        parameters: data_schema,
      },
    ],
    function_call: { name: "data_schema" },
    temperature: 0.7,
    top_p: 1.0,
    frequency_penalty: 0.0,
    presence_penalty: 0.0,
    max_tokens: 1000,
  });
  var output_schema = response.data.choices[0].message.function_call.arguments;
  return output_schema;
  // console.log(response.data.choices[0].message.content);
  //console.log(output_schema);
};

app.get("/ask/report", async (req, res) => {
  var gender = req.gender;
  var age = req.age;
  var job = req.job;
  var bucket = req.bucket;

  var propmt_sentence = `직업: '${job}', 나이: '${age}',
    성별:'${gender}' 버킷리스트: '${bucket}'버킷리스트를 이루기 위해 
    필요한 메인 키워드 4개와 각각의 메인 키워드를 이루기 위한 
    9글자 이하의 세부 목표를 4개씩 한글로 json형태로 생성해줘`;

  // const allowedOrigins = ["http://localhost:3000, https://ggumtle.vercel.app"];
  // const origin = req.headers.origin;

  const response = await runGPT35(propmt_sentence);

  if (response) {
    const user = JSON.parse(response); // json.parse로 파싱
    res.setHeader("Access-Control-Allow-origin", req.headers.origin);
    res.setHeader("Content-Type", 'application/json; charset="utf-8"');
    res.setHeader("Access-Control-Allow-Credentials", true);
    res.json(user);
    console.log(user.BucketList.MainKeyword1.Value);
    console.log(user.BucketList.MainKeyword1.Details.Detail1);
  } else {
    res.status(500).json({ error: "fail......" });
  }
});

app.get("/test", async (req, res) => {
  res.send("hello world");
});

app.listen(port, () => {
  console.log("Server on: " + port);
});