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Copy pathserver.js
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244 lines (228 loc) · 8 KB
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/* jshint esversion:6 */
'use strict'
const express = require('express');
const bodyparser = require('body-parser');
const querystring = require('querystring');
const session = require('express-session');
const requestIp = require('request-ip');
const request = require('request');
const db = require('./db.js');
const client_id = require('./credentials.js').client_id;
const client_secret = require('./credentials.js').client_secret;
const seatgeekId = require('./credentials.js').seatgeekId();
const seatgeekSecret = require('./credentials.js').seatgeekSecret();
const youtube_key = require('./credentials.js').youtube_key;
const cookieParser = require('cookie-parser');
const app = express();
db.createTables();
app.set('port', process.env.PORT || 3000);
app.set('ip', process.env.IP || '127.0.0.1');
const URL = process.env.URL || 'http://127.0.0.1:3000';
app.use(cookieParser());
app.use( express.static(__dirname+'/client') );
app.enable('trust proxy');
app.set('trust proxy', ['loopback', 'linklocal', 'uniquelocal']);
app.use(bodyparser.json());
app.use(requestIp.mw());
const requestData = function(req, res, url, ip) {
request(url, function(error,response,body){
// console.log('BODY', body);
console.log('URL', url);
if (error) console.error(error);
let bodyData = JSON.parse(body);
let eventsData = {};
eventsData.meta = {}; //page name for secondary calls
eventsData.events = [];
if (!bodyData.status) {
bodyData.events.forEach(function(event) {
let concert = {};
concert.title = event.title;
concert.venueName = event.venue.name;
concert.city = event.venue.display_location;
concert.url = event.url;
concert.date = event.datetime_local;
concert.address = event.address;
concert.artists = [];
event.performers.forEach(function(performer) {
concert.artists.push(performer.name);
});
eventsData.events.push(concert);
});
// if req.cookies.cookieName, query information and send it back with eventData
console.log('cookie', req.cookies.cookieName);
if (req.cookies.cookieName){
db.get(`SELECT * FROM users WHERE id = ${req.cookies.cookieName}`, (err, user) => {
if (err){
console.error(err);
} else {
console.log('user:', user);
res.send({'eventsData': eventsData, 'user': user});
}
});
} else {
res.send({'eventsData': eventsData});
}
} else {
// send error
// set content-type to json
res.status(400).send('{error: "error", "msg": "not found"}');
}
});
};
app.get('/events', (req, res)=>{
const clientIp = req.clientIp;
const url = 'https://api.seatgeek.com/2/events?taxonomies.name=concert&geoip='+clientIp+'&range=30mi&per_page=201&client_id='+seatgeekId+'&client_secret='+seatgeekSecret;
requestData(req, res, url, clientIp);
});
app.post('/zip', (req, res) => {
const zip = req.body.zip;
const url = 'https://api.seatgeek.com/2/events?taxonomies.name=concert&postal_code='+zip+'&range=30mi&per_page=201&client_id='+seatgeekId+'&client_secret='+seatgeekSecret;
requestData(req, res, url);
});
app.post('/artist', (req, res)=> {
//get artist_name and genre from req.body
//send API call to spotify to ask for artist/genre
let artist = req.body.artist;
let genre = ['rock', 'jazz', 'alternative', 'pop', 'raga', 'reggae', 'soul'];
artist = artist.split(' ').join('+');
let input = artist;
let url = `https://api.spotify.com/v1/search?q=${input}&type=artist`;
//send http request for artist:
request(url, (error, response, body) => {
if (!error && response.statusCode === 200) {
//if artist exist in spotify
let bodyData = JSON.parse(body);
if (bodyData.artists.items.length >0) {
let id = bodyData.artists.items[0].uri;
let link = `https://embed.spotify.com/?uri=${id}`;
res.send(link); //send back src for front-end <iframe> tag
} else { //if artist NOT exist in spotify
//send http request for genre
let index = Math.floor(Math.random() * genre.length);
input = genre[index];
url = `https://api.spotify.com/v1/search?q=${input}&type=playlist`;
request(url, (error, response, body) => {
if (!error && response.statusCode === 200) {
let bodyData = JSON.parse(body);
let id = bodyData.playlists.items[0].uri;
let link = `https://embed.spotify.com/?uri=${id}`;
res.send(link+"*"); //send back src for front-end <iframe> tag
}
});
}
}
});
});
app.post('/map', (req, res)=>{
let venue = req.body.venue;
let city = req.body.city;
let input = venue + "," + city;
let url = `https://www.google.com/maps?q=[${input}]&output=embed`;
res.send(url);
});
//login
app.get('/login', (req, res) => {
console.log('login');
let scope = 'user-read-private user-read-email';
res.redirect('https://accounts.spotify.com/authorize?' + querystring.stringify({
response_type: 'code',
client_id: client_id(),
scope: scope,
redirect_uri: URL + '/callback',
show_dialog: true
}));
});
// spotify returns to this endpoint
app.get('/callback', (req, res) => {
console.log('callback');
let code = req.query.code || null;
let authOptions = {
url: 'https://accounts.spotify.com/api/token',
form: {
code: code,
redirect_uri: URL + '/callback',
grant_type: 'authorization_code'
},
headers: {
'Authorization': 'Basic ' + (new Buffer(client_id() + ':' + client_secret()).toString('base64'))
},
json: true
};
request.post(authOptions, (error, response, body) => {
if(!error && response.statusCode === 200) {
let access_token = body.access_token,
refresh_token = body.refresh_token;
let options = {
url: 'https://api.spotify.com/v1/me',
headers: {
'Authorization': 'Bearer ' + access_token
},
json: true
};
request.get(options, (error, response, body) => {
// console.log('here', body);
let id = body.id;
let user_name = body.display_name;
let user_img = body.images[0].url;
db.get(`SELECT * FROM users WHERE id = ${id}`, (err, user) => {
if(err) {
console.error(err);
} else if (!user) {
db.run(`INSERT INTO users (id, user_name, user_img) VALUES ($id, $user_name, $user_img);`, {
$id: id,
$user_name: user_name,
$user_img: user_img
}, (err) => {
if (err) {
console.log('Insert error:', err);
}
});
res.cookie("cookieName", id);
// res.redirect('/#/events' + querystring.stringify({
// access_token: access_token,
// refresh_token: refresh_token
// }));
res.redirect('/#/events');
} else {
res.cookie("cookieName", id);
// res.redirect('/#' + querystring.stringify({
// access_token: access_token,
// refresh_token: refresh_token,
// }));
res.redirect('/#/events');
}
});
});
} else {
res.redirect('/#' + querystring.stringify({
error: 'invalid_token'
}));
}
});
});
app.get('/refresh_token', (req, res) => {
console.log('refreshing!');
let refresh_token = req.query.refresh_token;
let authOptions = {
url: 'https://accounts.spotify.com/api/token',
headers: {
'Authorization': 'Basic ' + (new Buffer(client_id() + ':' + client_secret()).toString('base64'))
},
form: {
refresh_token: refresh_token,
grant_type: 'refresh_token'
},
json: true
};
request.post(authOptions, (error, response, body) => {
if(!error && response.statusCode === 200) {
let access_token = body.access_token;
res.send({
'access_token': access_token
});
}
});
});
app.listen(app.get('port'), ()=>{
console.log('listening on', app.get('port'));
});