#node debug server

# use it like adebig api server

index.cjs

const express = require("express");
const fs = require("fs");
const fsp = require("fs/promises");
const cors = require("cors");

const app = express();
const hostname = "127.0.0.1";
//const port = 3000; // 80
const port = 80; // 80
const filePathName = "./mmsg.json";

app.use(express.json());
app.use(cors());

app.get("/", async (req, res) => {
    let filehandle = null;
    try {
        filehandle = await fsp.open(filePathName, 'a+');
        const data = await filehandle.readFile({ encoding: 'utf8' });
        const jsonData = JSON.parse(data ? data : JSON.stringify(data));
        res.json(jsonData ? jsonData : { 'message': 'Sorry, No data' });
    } catch (error) {
        console.log(error);
        res.json({ sorry: 'Something went wrong :C. try later' });
    } finally {
        if (filehandle) await filehandle.close();
    }
});

app.get("/hope", (req, res) => {
    res.json({ message: "Hope node debug server" });
});


app.post("/", async (req, res) => {
    let filehandle = null;
    let filehandleW = null;
    try {
        let date = new Date();
        // show date
        let message = {
            "date": date.toLocaleString('col', { timeZone: 'America/Bogota' }),
            "body": req.body
        };

        filehandle = await fsp.open(filePathName, 'a+');
        const oldData = await filehandle.readFile({ encoding: 'utf8' });
        let jsonData = JSON.parse(oldData ? oldData : '[]');
        jsonData.unshift(message);
        console.log(oldData)
        console.log(jsonData)
        console.log(JSON.stringify(jsonData))
        filehandleW = await fsp.open(filePathName, 'w+');
        await filehandleW.writeFile(JSON.stringify(jsonData), { flag: 'w+', encoding: 'utf8' });

    } catch (error) {
        console.log(error);
        res.json({ sorry: 'something went wrong while trying to save :C. try later' });

    } finally {
        if (filehandle) await filehandle.close();
    }
    res.json({ message: 'message Saved' })
});


app.post("/save", async (req, res) => {
    let filehandle = null;
    let filehandleW = null;
    try {
        let date = new Date();
        // show date
        let message = {
            "date": date.toLocaleString('col', { timeZone: 'America/Bogota' }),
            "body": req.body
        };

        filehandle = await fsp.open(filePathName, 'a+');
        const oldData = await filehandle.readFile({ encoding: 'utf8' });
        let jsonData = JSON.parse(oldData ? oldData : '[]');
        jsonData.unshift(message);
        console.log(oldData)
        console.log(jsonData)
        console.log(JSON.stringify(jsonData))
        filehandleW = await fsp.open(filePathName, 'w+');
        await filehandleW.writeFile(JSON.stringify(jsonData), { flag: 'w+', encoding: 'utf8' });

    } catch (error) {
        console.log(error);
        res.json({ sorry: 'something went wrong while trying to save :C. try later' });

    } finally {
        if (filehandle) await filehandle.close();
    }
    res.json({ message: 'message Saved' })
});

app.get("/all", async (req, res) => {
    let filehandle = null;
    try {
        filehandle = await fsp.open(filePathName, 'a+');
        const data = await filehandle.readFile({ encoding: 'utf8' });
        const jsonData = JSON.parse(data ? data : JSON.stringify(data));
        res.json(jsonData ? jsonData : { 'message': 'Sorry, No data' });
    } catch (error) {
        console.log(error);
        res.json({ sorry: 'Something went wrong :C. try later' });
    } finally {
        if (filehandle) await filehandle.close();
    }
});

app.get("/clear", async (req, res) => {
    let filehandleW = null;
    try {
        filehandleW = await fsp.open(filePathName, 'w+');
        await filehandleW.writeFile("", { flag: 'w+', encoding: 'utf8' });
        res.json({ "message": "Cleared UwU" });
    } catch (error) {
        console.log(error);
        res.json({ sorry: 'Something went wrong :C. try later' });
    } finally {
        if (filehandleW) await filehandleW.close();
    }
});

app.listen(port, () => {
    console.log(`Example app listening on port ${port}`);
});

package.json

{
  "name": "nodedebugserver",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1",
    "dev": "nodemon -L index.cjs",
    "start": "nodemon -L index.cjs"
  },
  "keywords": [],
  "author": "",
  "license": "ISC",
  "dependencies": {
    "cors": "^2.8.5",
    "express": "^4.18.1",
    "nodemon": "^2.0.20"
  }
}