#include <MKRNB.h>
#include <Base64.h>

#define PINNUMBER ""

NBSSLClient client;
GPRS gprs;
NB nbAccess;

// modem verification object
NBModem modem;

char server[] = "https://firehive.azurewebsites.net";
char path[] = "/sensordata";
int port = 443; // port 443 is the default for HTTPS

String iccidVar = "";
String tidVar = "2020-01-20T00:00:00";
float tempVar1 = 24.00;
float tempVar2 = 12.00;

String username = "firefly";
String password = "0#92)FaG_S!(jkisf#5SD";

char toEncode[] = "firefly:0#92)FaG_S!(jkisf#5SD";
int inputLen = sizeof(toEncode);

String data = "{\"id\":\"" + iccidVar + "\",\"t\":\"" + tidVar + "\",\"t1\":" + tempVar1 + ",\"t2\":" + tempVar2 + "}";

void setup(){
  Serial.begin(9600);
  modem.begin();
  Serial.println("Starting Arduino web client.");
  boolean connected = true;

  while(!connected) {
   if ((nbAccess.begin(PINNUMBER) == NB_READY) &&
      (gprs.attachGPRS() == GPRS_READY)) {
    connected = true;
   } else {
     Serial.println("Not connected");
     delay(1000);
   }
 }
  Serial.println("NB initialized");
  createBase64();
}

char* createBase64(){
  int encodedLen = base64_enc_len(inputLen);
  char encoded[encodedLen];
  base64_encode(encoded, toEncode, inputLen);
  Serial.print("Base64 Encoded = ");
  Serial.println(encoded);
  return encoded;
}

void findICCD(){
  if(iccidVar == "") {
    iccidVar = modem.getICCID();
    Serial.print("ICCID = ");
    Serial.println(iccidVar);
  }
}

void postData(){
  Serial.println("Connecting to server...");
  if (client.connect(server, port)){
    Serial.println("connected");
    client.print("POST");
    client.print(path);
    client.println(" HTTP/1.1");
    client.print("Host: ");
    client.println(server);
    client.print("Authorization: ");
    client.println("Basic ");
    client.print(auth);
    client.println("Connection: close");
    client.println("Content-Type: application/json");
    client.print("Content-Length: ");
    client.println(data.length()); // TODO?
    client.println(data);
    Serial.println("Disconnecting from server...");
    client.stop();
  }
    else{
      Serial.println("unable to connect");
      client.stop();
    }
}

void loop(){
  findICCD();
  postData();
}



/*

void loop(){
    if (client.available()) {
      postData();
  }
   if (!client.available() && !client.connected()) {
    Serial.println();
    Serial.println("disconnecting.");
    client.stop();
   }
}





 */