const express = require('express')

const app = express()

const bodyParser = require('body-parser');

const PythonConnector = require('./PythonConnector.js');

const path=require("path");

app.use(express.static(path.join(__dirname,"public")));

app.use(bodyParser.json());

app.use(bodyParser.urlencoded({extended: true}));

app.post('/predict', async function (req, res) {

console.log(req.body);

console.log(req.body.text);

let text=req.body.text;

if(text){

console.log('I am the user input...:'+ text);

}

try {

const prediction = await PythonConnector.invoke('predict_from_img', text);

if(prediction){

console.log('I am the user prediction: '+ prediction)

return res.status(200).json({

status:"Chatbot output",

prediction

})

}

}

catch (e) {

console.log(`error in ${req.url}`, e);

res.sendStatus(404);

}

})

// app.get('/', (req, res) => {

// const { spawn } = require('child_process');

// const pyProg = spawn('python', ['./hello.py']);

// pyProg.stdout.on('data', function(data) {

// console.log(data.toString());

// res.write(data);

// res.end('end');

// });

// })

// console.log(process.env.PORT);

const port=process.env.PORT||4000;

app.listen(port, () => console.log('Application listening on port '+ port))