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server.js
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server.js
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const request = require('request');
const bodyParser = require('body-parser');
const express = require('express');
const app = express();
const apiKey = process.env.API_KEY;
app.set('view engine', 'ejs');
app.use(express.static('public'));
app.use(bodyParser.urlencoded({ extended: true }));
//app.locals.weather = '';
//app.locals.error = '';
app.get('/', (req, res) =>
{
res.render('index', { weather: null, error: null });
});
app.post('/', (req, res) =>
{
//res.render('index');
let city = req.body.city;
let url = `http://api.openweathermap.org/data/2.5/weather?q=${city}&appid=${apiKey}&units=metric`;
request(url, (error, response, body) =>
{
if(error)
{
res.render('index', { weather: null, error: 'An error ocurred' });
}
else
{
let weather_data = JSON.parse(body);
if(weather_data.main == undefined)
{
res.render('index', { weather: null, error: 'An error ocurred' });
}
else
{
let message = `The temperature in ${weather_data.name} is ${weather_data.main.temp} celsius`;
res.render('index', { weather: message, error: null });
}
}
});
})
app.listen(3000, function ()
{
console.log('Listening on port 3000');
});