#include <CapacitiveSensor.h>

#define total 233                   //define sensitivity, high value for decreases sensitivity, low value increases
#define sensor 1                  //define number of samples Arduino takes, high value will increase stability while increasing response time
#define replay 40                 //define debouncing, high value will increase stability while increasing response time


int state = HIGH;

boolean yes12;
boolean previous12 = false;

boolean yes11;
boolean previous11 = false;

boolean yes10;
boolean previous10 = false;

boolean yes9;
boolean previous9 = false;

boolean yes8;
boolean previous8 = false;

boolean yes7;
boolean previous7 = false;




CapacitiveSensor   cs_2_12 = CapacitiveSensor(A1, 5);       // 2.2M resistor between pins 2 & 12, pin 2 is send pin, pin 12 is sensor pin
CapacitiveSensor   cs_2_11 = CapacitiveSensor(A1, 6);       // 2.2M resistor between pins 2 & 11, pin 2 is send pin, pin 11 is sensor pin
CapacitiveSensor   cs_2_10 = CapacitiveSensor(A1, 7);       // 2.2M resistor between pins 2 & 10, pin 2 is send pin, pin 10 is sensor pin
CapacitiveSensor   cs_2_9 = CapacitiveSensor(A1, 8);
CapacitiveSensor   cs_2_8 = CapacitiveSensor(A1, 9);
CapacitiveSensor   cs_2_7 = CapacitiveSensor(A1, 10);



void setup()
{
  cs_2_12.set_CS_AutocaL_Millis(0xFFFFFFFF);  //Calibrate the sensor...
  cs_2_11.set_CS_AutocaL_Millis(0xFFFFFFFF);
  cs_2_10.set_CS_AutocaL_Millis(0xFFFFFFFF);
  cs_2_9.set_CS_AutocaL_Millis(0xFFFFFFFF);
  cs_2_8.set_CS_AutocaL_Millis(0xFFFFFFFF);
  cs_2_7.set_CS_AutocaL_Millis(0xFFFFFFFF);
  Serial.begin(115200);
}

short int a = 1, a1 = 0, b = 1, b1 = 0, c = 1, c1 = 0, d = 1, d1 = 0, e = 1, e1 = 0, f = 1, f1 = 0, g = 1, g1 = 0, h = 1, h1 = 0, i = 1, i1 = 0, j = 1, j1 = 0; //for debounce purpose


void loop()
{
  long total1 =  cs_2_12.capacitiveSensor(sensor);
  long total2 =  cs_2_11.capacitiveSensor(sensor);
  long total3 =  cs_2_10.capacitiveSensor(sensor);
  long total4 =  cs_2_9.capacitiveSensor(sensor);
  long total5 =  cs_2_8.capacitiveSensor(sensor);
  long total6 =  cs_2_7.capacitiveSensor(sensor);

  if (total1 > total) {
    yes12 = true;
  }
  else {
    yes12 = false;
  }

  if (total2 > total) {
    yes11 = true;
  }
  else {
    yes11 = false;
  }

  if (total3 > total) {
    yes10 = true;
  }
  else {
    yes10 = false;
  }

  if (total4 > total) {
    yes9 = true;
  }
  else {
    yes9 = false;
  }

  if (total5 > total) {
    yes8 = true;
  }
  else {
    yes8 = false;
  }

  if (total6 > total) {
    yes7 = true;
  }
  else {
    yes7 = false;
  }

  if (yes12 == true && previous12  == false && e)

  {

    if (state == LOW) {
      state = HIGH;
    }
    else
      state = LOW;
    a = 0;
    a1 = 0;
 //   Serial.print(total1);
 //   Serial.print("\t");
    Serial.println('e');

  }
  if (yes12 == false && previous12  == false)
    a1++;
  else
    a1 = 0;
  if (a1 == replay)
  {
    a = 1;
    a1 = 0;
  }


  if (yes11 == true && previous11  == false && a)

  {

    if (state == LOW) {
      state = HIGH;
    }
    else
      state = LOW;
    b = 0;
    b1 = 0;
  //  Serial.print(total2);
  //  Serial.print("\t");
    Serial.println('a');

  }
  if (yes11 == false && previous11  == false)
    b1++;
  else
    b1 = 0;
  if (b1 == replay)
  {
    b = 1;
    b1 = 0;
  }


  if (yes10 == true && previous10  == false && d)

  {

    if (state == LOW) {
      state = HIGH;
    }
    else
      state = LOW;
    c = 0;
    c1 = 0;
  //  Serial.print(total3);
  //  Serial.print("\t");
    Serial.println('d');

  }
  if (yes10 == false && previous10  == false)
    c1++;
  else
    c1 = 0;
  if (c1 == replay)
  {
    c = 1;
    c1 = 0;
  }


  if (yes9 == true && previous9  == false && g)

  {

    if (state == LOW) {
      state = HIGH;
    }
    else
      state = LOW;
    d = 0;
    d1 = 0;
  //  Serial.print(total4);
  //  Serial.print("\t");
    Serial.println('g');

  }
  if (yes9 == false && previous9  == false)
    d1++;
  else
    d1 = 0;
  if (d1 == replay)
  {
    d = 1;
    d1 = 0;
  }

  if (yes8 == true && previous8  == false && b)

  {

    if (state == LOW) {
      state = HIGH;
    }
    else
      state = LOW;
    e = 0;
    e1 = 0;
  //  Serial.print(total5);
  //  Serial.print("\t");
    Serial.println('b');

  }
  if (yes8 == false && previous8  == false)
    e1++;
  else
    e1 = 0;
  if (e1 == replay)
  {
    e = 1;
    e1 = 0;
  }

  if (yes7 == true && previous7  == false && e)

  {

    if (state == LOW) {
      state = HIGH;
    }
    else
      state = LOW;
    f = 0;
    f1 = 0;
  //  Serial.print(total6);
  //  Serial.print("\t");
    Serial.println('f');

  }
  if (yes7 == false && previous7  == false)
    f1++;
  else
    f1 = 0;
  if (f1 == replay)
  {
    f = 1;
    f1 = 0;
  }


  //      digitalWrite(led, state);
  previous12 = yes12;
  previous11 = yes11;
  previous10 = yes10;
  previous9 = yes9;
  previous8 = yes8;
  previous7 = yes7;


  delay(2);


}