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var WIFI_NAME = "wifiname"; | |
var WIFI_OPTIONS = { password : "password" }; | |
var PATH_TO_DATA = "https://benortiz.github.io/playlist/collection/index.json"; | |
var host = "192.168.1.169"; | |
var isPlaying = true; | |
var uris = []; | |
var nfc; | |
var g; | |
var spi; | |
var currentId = ""; | |
var foundCard = false; | |
var timer; | |
var isReady = false; | |
var HTTP = require("http"); | |
var NEOPIXEL = require("neopixel"); | |
var WIFI = require("EspruinoWiFi"); | |
pinMode(B1, 'input_pulldown'); | |
pinMode(B14, 'input_pulldown'); | |
function onCheckPlayState(data){ | |
if (data.result == "playing") { | |
isPlaying = true; | |
} else { | |
isPlaying = false; | |
} | |
setLEDColor(); | |
} | |
function onGetTitle(data){ | |
if (data.result.name !== null) { | |
g.clear(); | |
g.drawString(data.result.name,0,0); | |
var artist = JSON.stringify(data.result.artists[0]); | |
artist = JSON.parse(artist); | |
g.drawString(artist.name,0,10); | |
g.flip(); | |
setLEDColor(); | |
} else { | |
g.clear(); | |
g.drawString("Plastic Player",0,0); | |
g.flip(); | |
} | |
} | |
function onCommand(data) { | |
} | |
function start(){ | |
g.clear(); | |
g.drawString("Connecting to network",0,0); | |
g.flip(); | |
} | |
function setup(){ | |
NEOPIXEL.write(B15, [0,0,0]); | |
I2C2.setup({scl:B10,sda:B3}); | |
nfc = require("PN532").connect(I2C2); | |
nfc.SAMConfig(); | |
setInterval(function() { | |
nfc.findCards(function(card) { | |
card = JSON.stringify(card); | |
checkCard(card); | |
return; | |
}); | |
}, 1000); | |
spi = new SPI(); | |
spi.setup({mosi: B6 /* D1 */, sck:B5 /* D0 */}); | |
g = require("SSD1306").connectSPI(spi, A0 /* DC */, B7, start,{ height : 32 }); | |
} | |
function isCardInDatabase(id){ | |
for (var i=0; i < uris.length; i++){ | |
var record = uris[i]; | |
g.clear(); | |
g.drawString(record.tagId,0,0); | |
g.flip(); | |
if (record.tagId == id ) { | |
return record; | |
} | |
} | |
return false; | |
} | |
function checkCard(id) { | |
if (uris.length < 1) { | |
getDatabase(); | |
} else { | |
var record = isCardInDatabase(id); | |
if (record !== false && currentId != id) { | |
currentId = id; | |
changeTracklist(record.collectionId); | |
} | |
if (record === false) { | |
g.clear(); | |
g.drawString(id,0,0); | |
g.flip(); | |
} | |
} | |
} | |
function startWifi(){ | |
NEOPIXEL.write(B15, [255,255,0]); | |
WIFI.connect(WIFI_NAME, WIFI_OPTIONS, function(err) { | |
if (err) { | |
digitalWrite(LED1,1); | |
g.clear(); | |
g.drawString("Connection error: "+err,0,0); | |
g.flip(); | |
return; | |
} | |
NEOPIXEL.write(B15, [255,0,0]); | |
g.clear(); | |
g.drawString("Connected to "+WIFI_NAME,0,0); | |
g.flip(); | |
digitalWrite(LED2,1); | |
getDatabase(); | |
}); | |
} | |
function initPlayer() { | |
sendData("core.playback.get_state", null, function(data) { | |
if (data.result == "playing") { | |
isPlaying = true; | |
} else { | |
isPlaying = false; | |
} | |
setLEDColor(); | |
g.clear(); | |
g.drawString("Plastic Player",0,0); | |
g.flip(); | |
//sendData("core.playback.get_current_track",null,onGetTitle); | |
}); | |
} | |
function mopidyCommand(method, params) { | |
var body = { | |
method: method, | |
id:1, | |
jsonrpc:"2.0" | |
}; | |
if (params !== null){ | |
body.params = { | |
uri: params | |
}; | |
} | |
body = JSON.stringify(body); | |
return body; | |
} | |
function playRandomUri() { | |
var selection = uris[Math.floor(Math.random() * uris.length)]; | |
changeTracklist(selection.uri); | |
} | |
function getDatabase() { | |
g.clear(); | |
g.drawString("Requesting Database...",0,0); | |
g.flip(); | |
var finalData =""; | |
var req = HTTP.get(PATH_TO_DATA, function(res) { | |
res.on('data', function(data) { | |
finalData += data; | |
}); | |
res.on('close', function(data) { | |
uris = []; | |
var json = JSON.parse(finalData); | |
for (var i=0; i < json.data.items.length; i++) { | |
var record = json.data.items[i]; | |
uris.push(record); | |
} | |
g.clear(); | |
g.drawString(json.data.items.length+ " records read",0,0); | |
g.flip(); | |
initPlayer(); | |
}); | |
}); | |
req.on('error',function(err){ | |
g.clear(); | |
g.drawString("database: " + err.message,0,0); | |
g.flip(); | |
}); | |
} | |
function sendData(method, params, callback) { | |
var finalData =""; | |
var body = mopidyCommand(method,params); | |
var options = { | |
host: host, | |
port: 80, | |
path: '/mopidy/rpc', | |
method: 'POST', | |
headers: { | |
"Content-Type" : "application/json", | |
"Content-Length": body.length | |
} | |
}; | |
var req = HTTP.request(options, function(res) { | |
res.on('data', function(data) { | |
finalData += data; | |
}); | |
res.on('close', function(data) { | |
var obj = JSON.parse(finalData); | |
callback(obj); | |
}); | |
}); | |
req.on('error',function(err){ | |
g.clear(); | |
g.drawString("Mopidy: " +err.message,0,0); | |
g.flip(); | |
}); | |
req.end(body); | |
} | |
function changeTracklist(uri) { | |
if (uri !== "") { | |
g.clear(); | |
g.drawString("Changing tracklist...",0,0); | |
g.flip(); | |
NEOPIXEL.write(B15, [255,255,0]); | |
sendData("core.tracklist.clear", null, function(e) { | |
NEOPIXEL.write(B15, [0,0,255]); | |
sendData("core.tracklist.add", uri, function(d) { | |
NEOPIXEL.write(B15, [255,0,0]); | |
sendData("core.playback.play", null, function(f) { | |
sendData("core.playback.get_current_track", null, onGetTitle); | |
}); | |
}); | |
}); | |
} | |
} | |
function setLEDColor(){ | |
if (isPlaying) { | |
NEOPIXEL.write(B15, [100,100,100]); | |
} else { | |
NEOPIXEL.write(B15, [0,255,0]); | |
} | |
} | |
function togglePlay(){ | |
if (isPlaying) { | |
isPlaying = false; | |
sendData("core.playback.pause", null, onCommand); | |
} else { | |
isPlaying = true; | |
sendData("core.playback.resume", null, function(d){ | |
sendData("core.playback.get_current_track", null, onGetTitle); | |
}); | |
} | |
setLEDColor(); | |
} | |
setWatch(function(e) { | |
togglePlay(); | |
}, B1, { repeat: true, edge: 'rising', debounce: 100 }); | |
setWatch(function(e) { | |
sendData("core.playback.next", null, function(e) { | |
sendData("core.playback.get_current_track", null, onGetTitle); | |
}); | |
}, B14, { repeat: true, edge: 'rising', debounce: 100 }); | |
setup(); | |
startWifi(); |
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