Simon's Clock Arduino Code Presence 20151221

/*********************************************************************
Presence's fucking simon clock thing
*********************************************************************/

#include <Arduino.h>
#include <SoftwareSerial.h>
#include "Adafruit_BLE.h"
#include "Adafruit_BluefruitLE_SPI.h"
#include "Adafruit_BluefruitLE_UART.h"
#include "BluefruitConfig.h"

/*=========================================================================
    MODE_LED_BEHAVIOUR        LED activity, valid options are
                              "DISABLE" or "MODE" or "BLEUART" or
                              "HWUART"  or "SPI"  or "MANUAL"
    -----------------------------------------------------------------------*/
    #define FACTORYRESET_ENABLE         0
    #define MINIMUM_FIRMWARE_VERSION    "0.6.6"
    #define MODE_LED_BEHAVIOUR          "BLUEUART"
/*=========================================================================*/
SoftwareSerial bluefruitSS = SoftwareSerial(BLUEFRUIT_SWUART_TXD_PIN, BLUEFRUIT_SWUART_RXD_PIN);
Adafruit_BluefruitLE_UART ble(bluefruitSS, BLUEFRUIT_UART_MODE_PIN,BLUEFRUIT_UART_CTS_PIN, BLUEFRUIT_UART_RTS_PIN);

// Presence's Magic Number:
const int stepsPerRevolution = 860;  // change this to fit the number of steps per revolution
// yay

String inputTime = "";
int hour;
int minute;
int totalSteps;
int hourSteps;
int minuteSteps;
int stepCount = 0;

// A small helper
void error(const __FlashStringHelper*err) {
  Serial.println(err);
  while (1);
}


void setup(void) {
  pinMode(5, OUTPUT);  // Stepper Trigger
  pinMode(9, OUTPUT);  // Direction
  pinMode(13, OUTPUT); // LED
 
  
  Serial.begin(115200);
  Serial.println(F("Simon's Clock"));
  Serial.println(F("------------------------------------------------"));

  /* Initialise the module */
  Serial.print(F("Initialising the Bluefruit LE module: "));

  if ( !ble.begin(VERBOSE_MODE) ) {
    error(F("Couldn't find Bluefruit, make sure it's in CoMmanD mode & check wiring?"));
  }
  Serial.println( F("OK!") );

  if ( FACTORYRESET_ENABLE ) {
    /* Perform a factory reset to make sure everything is in a known state */
    Serial.println(F("Performing a factory reset: "));
    if ( ! ble.factoryReset() ){
      error(F("Couldn't factory reset"));
    }
  }

  /* Disable command echo from Bluefruit */
  ble.echo(false);

  Serial.println("Requesting Bluefruit info:");
  /* Print Bluefruit information */
  ble.info();

  Serial.println(F("Please use Adafruit Bluefruit LE app to connect in UART mode"));
  Serial.println(F("Then send 4 digits to set the clock"));
  Serial.println();

  ble.verbose(false);  // debug info is a little annoying after this point!

  /* Wait for connection */
  digitalWrite(13,HIGH);
  while (! ble.isConnected()) {
      delay(500);
  }

  Serial.println(F("******************************"));

  // LED Activity command is only supported from 0.6.6
  if ( ble.isVersionAtLeast(MINIMUM_FIRMWARE_VERSION) ) {
    // Change Mode LED Activity
    Serial.println(F("Change LED activity to " MODE_LED_BEHAVIOUR));
    ble.sendCommandCheckOK("AT+HWModeLED=" MODE_LED_BEHAVIOUR);
  }

  // Set module to DATA mode
  Serial.println( F("Switching to DATA mode!") );
  ble.setMode(BLUEFRUIT_MODE_DATA);
  digitalWrite(13,LOW);

  Serial.println(F("******************************"));
}

void loop(void) {
  // Check for user input
  char n, inputs[BUFSIZE+1];

  if (Serial.available())
  {
    n = Serial.readBytes(inputs, BUFSIZE);
    inputs[n] = 0;
    // Send characters to Bluefruit
    Serial.print("Sending: ");
    Serial.println(inputs);

    // Send input data to host via Bluefruit
    ble.print(inputs);
  }

  // Echo received data
  while ( ble.available() ) {
    char c = ble.read();
    Serial.print((char)c);
    if ( ( c >= '0') && ( c <= '9') ) { 
      inputTime.concat(c);
    }
  }
  if (inputTime.length() >= 4) {
      Serial.print("inputTime is: "); Serial.println(inputTime);
      String hourS = inputTime.substring(0,2);
      hour = hourS.toInt();
      String minuteS = inputTime.substring(2,4);
      minute = minuteS.toInt();
      hourSteps = hour * stepsPerRevolution;
      minuteSteps = minute * (stepsPerRevolution / 60); // magic number by minutes
      Serial.print("Processing "); Serial.print(hour); Serial.print(":"); Serial.println(minute);
      totalSteps = hourSteps + minuteSteps;
      Serial.print("Clicking "); Serial.print(totalSteps); Serial.println(" times.");
      while (stepCount <= totalSteps) {
        digitalWrite(13,HIGH);
        digitalWrite(5,HIGH);
        delay(3);
        digitalWrite(5,LOW);
        delay(3);
        stepCount++;
      }
      digitalWrite(13,LOW);
      inputTime = String(""); // reset for next round
      Serial.println("Done Moving");
      stepCount = 0;
  }
}