Spark Core Xivley Feed

#define FEED_ID "1234" //note: fake id here..
#define XIVELY_API_KEY "1234" //note: fake key here

TCPClient client;

int reading = 0;
int ledD = D7;

int count = 0;
int total_temp = 0;
int temp_calc = 0;
unsigned long LastUpTime = 0;
unsigned long LastCloudCheck = 0;
char whichApp[64] = "READ TEMPERATURE with XIVELY";

// This routine runs only once upon reset
void setup()
{
   //Register our Spark function here
  Spark.variable("whichapp", &whichApp, STRING);
  Spark.variable("reading", &reading, INT);
  Spark.function("degres", tempCalculation);
  Spark.function("volt", analogReading);
  pinMode(A7, INPUT);
  pinMode(ledD, OUTPUT);
  ledStatus(5, 100); //Blink
}

void loop()
{
  reading = analogRead(A7);
  temp_calc = (reading*3.3/4095)*100 - 50;

       if (millis()-LastUpTime>1000)
       {
          if (count <= 5) {
              total_temp += temp_calc;
              count++;
          }
          else {
                  xivelyTemp(total_temp/count); //Send the average of the last 5 readings
                  count = 0;
                  total_temp = 0;
          }
          LastUpTime = millis();
       }

       if (millis()-LastCloudCheck > 1000*60*5) { //check every 5 min to see if the connection still exists
           if(!Spark.connected()) Spark.connect();
           LastCloudCheck = millis();
       }
}

void xivelyTemp(int temperature) {

  ledStatus(5, 100);
   //Serial.println("Connecting to server...");
    if (client.connect("api.xively.com", 8081))
    {
        // Connection succesful, update datastreams
        client.print("{");
        client.print("  \"method\" : \"put\",");
        client.print("  \"resource\" : \"/feeds/");
        client.print(FEED_ID);
        client.print("\",");
        client.print("  \"params\" : {},");
        client.print("  \"headers\" : {\"X-ApiKey\":\"");
        client.print(XIVELY_API_KEY);
        client.print("\"},");
        client.print("  \"body\" :");
        client.print("    {");
        client.print("      \"version\" : \"1.0.0\",");
        client.print("      \"datastreams\" : [");
        client.print("        {");
        client.print("          \"id\" : \"bedroom_temp\",");
        client.print("          \"current_value\" : \"");
        client.print(temperature-8); //adjustment for some weird reason..
        client.print("\"");
        client.print("        }");
        client.print("      ]");
        client.print("    },");
        client.print("  \"token\" : \"0x123abc\"");
        client.print("}");
        client.println();

        ledStatus(3, 1000);
    }
    else
    {
        // Connection failed
        //Serial.println("connection failed");
        ledStatus(3, 2000);
    }


    if (client.available())
    {
        // Read response
        //char c = client.read();
        //Serial.print(c);
    }

    if (!client.connected())
    {
        //Serial.println();
        //Serial.println("disconnecting.");
        client.stop();
    }

    client.flush();
    client.stop();
}


void ledStatus(int x, int t)
{
    for (int j = 0; j <= x-1; j++)
    {
        digitalWrite(ledD, HIGH);
        delay(t);
        digitalWrite(ledD, LOW);
        delay(t);
   }
}

int tempCalculation(String command) {
    int tempCalc = (reading*3.3/4095)*100 - 50;
    return tempCalc;
}

int analogReading(String command) {
    return reading;
}