/
server.coffee
159 lines (136 loc) · 5.14 KB
/
server.coffee
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http = require 'http'
fs = require 'fs'
port = parseInt process.argv[2], 10
playerPictures = []
[
'resources/player/red.png',
'resources/player/green.png',
'resources/player/blue.png',
'resources/player/teal.png',
'resources/player/white.png',
'resources/player/black.png',
'resources/player/violet.png',
'resources/player/gray.png',
'resources/player/yellow.png'
].forEach (file) ->
fs.readFile file, (err, data) ->
process.exit(1) if err?
playerPictures.push 'data:image/png;base64,' + data.toString 'base64'
obstacleImages = []
[
'resources/obstacle/cigarette.png',
'resources/obstacle/patents.png',
'resources/obstacle/stevebill.png'
].forEach (file) ->
fs.readFile file, (err, data) ->
process.exit(1) if err?
obstacleImages.push 'data:image/png;base64,' + data.toString 'base64'
collectibleImages = []
[
'resources/collectible/fraktio.png',
'resources/collectible/druid.png',
'resources/collectible/w3.png'
].forEach (file) ->
fs.readFile file, (err, data) ->
process.exit(1) if err?
collectibleImages.push 'data:image/png;base64,' + data.toString 'base64'
server = http.createServer (req, res) ->
res.writeHead 200, {'Content-Type': 'text/html'}
fs.readFile 'client.coffee', (err, data) ->
if err? then return res.end 'reading client script failed'
res.end '<html><head><style>body{margin:0;}</style><meta name="viewport" content="user-scalable=no, width=device-width" /><script src="/socket.io/socket.io.js"></script>' +
'<script src="http://coffeescript.org/extras/coffee-script.js"></script>' +
'<script type="text/coffeescript">' + data + '</script></head><body></body></html>'
server.listen port
io = (require 'socket.io').listen server
io.configure 'production', ->
io.enable 'browser client etag'
io.set 'log level', 1
io.set 'transports', [
'websocket'
'flashsocket'
'htmlfile'
'xhr-polling'
'jsonp-polling'
]
players = {}
obstacles = []
collectibles = []
setInterval ->
for id, player of players
diff = player.wantPos - player.pos
dPos = diff/10
players[id].pos = player.pos + dPos
if player.collisions < 3.5
for obstacle in obstacles
if Math.abs(player.pos - (obstacle.pos+10)) < 20 && Math.abs(player.speed - (obstacle.speed+10)) < 20
players[id].collisions += 0.035
for collectible in collectibles
if Math.abs(player.pos - (collectible.pos+10)) < 20 && Math.abs(player.speed - (collectible.speed+10)) < 20
collectible.players.push id
wantSpeed = 50 - 10 * player.collisions
diff = wantSpeed - player.speed
dSpeed = diff/10
players[id].speed = player.speed + dSpeed
players[id].collisions -= 0.02 if players[id].collisions > 0
delAmount = 0
for obstacle, i in obstacles
obstacle.speed -= 0.5
delAmount = i+1 if obstacle.speed < 0
obstacles.splice 0, delAmount
collectibles = collectibles.filter (collectible) ->
if collectible.players.length < 1
return true
id = collectible.players[Math.floor(collectible.players.length*Math.random())]
players[id].points += 1
players[id].pushPoints = true
console.log 'player ' + id + ' got a point'
return false
delAmount = 0
for collectible, i in collectibles
collectible.speed -= 0.5
delAmount = i+1 if collectible.speed < 0
collectibles.splice 0, delAmount
if Math.random() > 0.99
obstacles.push {pos: Math.random()*100, speed: 100, image: Math.floor(obstacleImages.length*Math.random())}
if Math.random() > 0.99
collectibles.push {pos: Math.random()*100, speed:100, image: Math.floor(collectibleImages.length*Math.random()), players: []}
, 20
io.sockets.on 'connection', (socket) ->
console.log 'connection ' + socket.id
intervals = []
socket.on 'map', ->
socket.emit 'images', players
socket.emit 'obstacleImages', obstacleImages
socket.emit 'collectibleImages', collectibleImages
intervals.push setInterval ->
cleanPlayers = {}
for id, player of players
cleanPlayers[id] = {pos: player.pos, speed: player.speed}
socket.emit 'players', cleanPlayers
socket.emit 'obstacles', obstacles
socket.emit 'collectibles', collectibles
, 20
socket.on 'pos', (data) ->
if players.hasOwnProperty socket.id
players[socket.id].wantPos = data
if players[socket.id].pushPoints
players[socket.id].pushPoints = false
socket.emit 'points', players[socket.id].points
if players[socket.id].points > 21
socket.emit 'location', 'http://herpderp.fi/winner'
console.log 'a winner was found'
setTimeout ->
process.exit 0
, 10000
else
players[socket.id] = {wantPos: data, pos: data, collisions: 0, speed: 50, image: playerPictures.pop(), points: 0, pushPoints: false}
console.log 'sending image'
socket.emit 'image', players[socket.id].image
socket.broadcast.emit 'images', players
socket.on 'disconnect', ->
for interval in intervals
clearInterval interval
delete players[socket.id]
console.log 'disconnection ' + socket.id
console.log 'Server running at *:' + port