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server.js
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server.js
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const express = require('express')
const app = express()
const bodyParser = require('body-parser');
const request = require('request');
const apiKey = '9404aa4a00622165c142b697ff96d61f';
app.use(bodyParser.urlencoded({extended:true})); //makes use of req.body object
app.use(express.static('public'));
app.set('view engine', 'ejs')
app.get('/', function (req, res) {
//res.send("hello world!");
res.render('index', {weather: null, error: null});
})
app.post('/', function (req, res) {
let city = req.body.city;
let url = `http://api.openweathermap.org/data/2.5/weather?q=${city}&units=imperial&appid=${apiKey}`
request(url, function (err, response, body) {
if(err){
res.render('index', {weather: null, error: 'Error, please try again'});
} else {
let weather = JSON.parse(body)
if(weather.main == undefined){
res.render('index', {weather: null, error: 'Error, please try again'});
} else {
let weatherText = `It's ${weather.main.temp} degrees in ${weather.name}!`;
res.render('index', {weather: weatherText, error: null});
}
}
});
})
app.listen(3000, function () {
console.log('Example app listening on port 3000!')
})