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cat-haines/agent.nut

Created February 4, 2015 00:46
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Raw
agent.nut
local html = @"<!doctype html>
<html lang=""en"">
<head>
<title>Humidity Control</title>
<link rel=""stylesheet"" href=""https://code.jquery.com/ui/1.10.3/themes/smoothness/jquery-ui.css"" />
<link rel=""stylesheet"" href=""//d2c5utp5fpfikz.cloudfront.net/2_3_1/css/bootstrap.min.css"" >
<link rel=""stylesheet"" href=""//d2c5utp5fpfikz.cloudfront.net/2_3_1/css/bootstrap-responsive.min.css"" >
</head>
<body>
<div class='well' style='max-width: 320px; margin: 0 auto 10px; height:480px; font-size:22px;'>
<div class='row' style='margin-left:40px;'>
<div class='col-sm-4'>
<div class='panel panel-default'>
<div class='panel-heading'>
<h3 class='panel-title'>Humidity Control</h3>
</div>
<div class='panel-body'>
<label for='pan'>Pan:</label>
<input type='text' id='pan' style='width:30px; border: 0; color: #f6931f; font-weight: bold;' />
<div id='slider-horizontal' style='width: 200px;'></div>
</div>
</div>
</div>
</div>
<script src=""https://code.jquery.com/jquery-1.9.1.js""></script>
<script src=""https://code.jquery.com/ui/1.10.3/jquery-ui.js""></script>
<script type=""text/javascript"">
function sendToImp(value) {
if (window.XMLHttpRequest) {
devInfoReq=new XMLHttpRequest();
}
else {
devInfoReq=new ActiveXObject(""Microsoft.XMLHTTP"");
}
try {
devInfoReq.open('POST', document.URL, false);
devInfoReq.send(value);
} catch (err) {
console.log('Error parsing device info from imp');
}
}
function pan(value) {
sendToImp('{""pan"":""' + value +'""}');
}
$(function() {
$( '#slider-horizontal' ).slider({
orientation: 'horizontal',
range: 'min',
min: 0,
max: 100,
value: 50,
step: 5,
slide: function( event, ui ) {
$( '#pan' ).val( ui.value );
pan(ui.value);
}
});
$( '#pan' ).val( $( '#slider-horizontal' ).slider( 'value' ) );
});
</script>
</body>
</html>";
http.onrequest(function(request,res){
if (request.body == "") {
res.send(200, html);
}else {
local json = http.jsondecode(request.body);
if("pan" in json){
server.log("Setting Humidity to: " + json.pan);
device.send("humid", json.pan);
}
res.send(200, "");
}
});
Raw
device.nut
class Servo {
_pin = null;
_min = 0.0;
_max = 1.0;
constructor(pin, min = 0.0, max = 1.0, period=0.02, dutycycle=0.5) {
_min = min;
_max = max;
_pin = pin;
_pin.configure(PWM_OUT, period, dutycycle);
}
// Sets the minimum and maximum of the output scale. Both should be between 0.0 and 1.0.
function scale(min, max) {
_min = min;
_max = max;
}
// val: 0.0 <= val <= 1.0
function write(val) {
if (val <= 0.0) val = 0.0;
else if (val >= 1.0) val = 1.0;
local last_write = val.tofloat();
local f = 0.0 + _min + ( last_write.tofloat() * (_max - _min));
return _pin.write(f);
}
}
// chagne to whatever pin you're using
servo <- Servo(hardware.pin9);
// may need to tweak these values, should be between 0.0 and 1.0
servo.scale(0.0, 1.0);
agent.on("humid", function(humidity) {
local val = humidity.tofloat() / 100.0;
servo.write(val);
});
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