//ORBneXt Developer Sample Agent Code

local response; //global variable to hold response from httprequest

local globalColor; //global variable to hold color

local deviceCode = split(http.agenturl(),"/")

server.log("Agent URL: "+http.agenturl());

server.log("Device Code: "+deviceCode[2]);

function hexToInteger(hex)

{

    local result = 0;

    local shift = hex.len() * 4;

     // For each digit..

    for(local d=0; d<hex.len(); d++)

    {

        local digit;

         // Convert from ASCII Hex to integer

        if(hex[d] >= 0x61)

            digit = hex[d] - 0x57;

        else if(hex[d] >= 0x41)

             digit = hex[d] - 0x37;

        else

             digit = hex[d] - 0x30;

         // Accumulate digit

        shift -= 4;

        result += digit << shift;

    }

    return result;

}

function colorRequest()

{

    local colorRequest = response.color;

    //colorRequest = "#FFFF00"; //Hard Code Red

    local r = hexToInteger(colorRequest.slice(1,3));

    local g = hexToInteger(colorRequest.slice(3,5));

    local b = hexToInteger(colorRequest.slice(5,7));

    local RGB = r+","+g+","+b;

    server.log("RGB = "+RGB);

    send(RGB);

}

function send(color)

{

    globalColor = split(color,",");

    device.send("ColorRequest", globalColor); //send to device

}

http.onrequest(function(request,res)

{

    local reply; //variable to received response from functions

    server.log("Incoming request: "+request.body); //incoming request

    //*** format {"color":"#008000","program":"Color"}

    response = http.jsondecode(request.body); //decode json request

    local selection = response.program;

   switch(selection) //http request

    {

    case "Color":

        server.log("Color Demo Request Received");

        res.header("X-From-Agent", "Yes");

        res.header("Content-Type", "text/html");

        res.send(200, "Color Demo Request Received");

        colorRequest();

    break;

     }

 });

//ORBneXt Developer Sample Device Code

//***********IMP 2.0 LED CODE******************

// Pin Assignments

// Pin 1 = PWM for Red

// Pin 2 = PWM for Green

// Pin 5 = PWM for Blue

// Configure Hardware

hardware.pin1.configure(PWM_OUT, 1.0/500.0, 1.0); // Red

hardware.pin2.configure(PWM_OUT, 1.0/500.0, 1.0); // Green

hardware.pin5.configure(PWM_OUT, 1.0/500.0, 1.0); // Blue

// RGB LED Class

class RgbLed

{

    // IO Pin assignments

    pinR = null;

    pinG = null;

    pinB = null;

    constructor(r, g, b)

    {

        // Save pin assignments

        pinR = r;

        pinG = g;

        pinB = b;

        // Initialise as inactive

        setLevels(0, 0, 0);

    }

 // Set red, green and blue intensity levels

function setLevels(r, g, b)

    {

        // output pin is configured for PWM, we can set the duty cycle with pin.write()

        // write a floating point number between 0.0 and 1.0, where 1.0 = 100% duty cycle

        //server.log("RgbLed.setLevels");

        this.pinR.write(r/255.0);

        this.pinG.write(g/255.0);

        this.pinB.write(b/255.0);

    }

}

led <- RgbLed(hardware.pin1, hardware.pin2, hardware.pin5);

//}

//************Color Request******************

//{

agent.on("ColorRequest", function(x)

{

    local r = x[0].tointeger();

    local g = x[1].tointeger();

    local b = x[2].tointeger();

    led.setLevels(r,g,b);

});

//}

//}

//}