//Cliff Aaker
//2019.12.9
#include <Servo.h>
#include <EEPROM.h>

Servo servoA;  // create servo object to control a servo pin7

int oldAngle = 180; // Spur TT is pointing at 1 90 or 180
int newAngle = 180;  //button input
int pos = 180;    // variable for next loop
// EEPROM.write(addr, pos); value = EEPROM.read(addr); EEPROM.update(addr, pos);
int addr = 0; //EEPROM address

int buttonApin = 1; //create switch pin
int buttonBpin = 2; //create switch pin
int buttonCpin = 3; //create switch pin
int buttonDpin = 4; //create switch pin
int buttonEpin = 5; //create switch pin
int buttonFpin = 6; //create switch pin
int buttonGpin = 7; //create switch pin
int buttonHpin = 8; //create switch pin

void setup() 
{
  pinMode(buttonApin, INPUT_PULLUP);  
  pinMode(buttonBpin, INPUT_PULLUP); 
  pinMode(buttonCpin, INPUT_PULLUP);  
  pinMode(buttonDpin, INPUT_PULLUP);
  pinMode(buttonEpin, INPUT_PULLUP);  
  pinMode(buttonFpin, INPUT_PULLUP); 
  pinMode(buttonGpin, INPUT_PULLUP);  
  pinMode(buttonHpin, INPUT_PULLUP); 

  oldAngle = EEPROM.read(addr);
  newAngle = oldAngle;
  servoA.write(oldAngle);
  servoA.attach(10);  // attaches the servo (pin) to the servo object
  //servoA.write(origAngle); 
}

void loop() 
{
//full clockwise  
if (digitalRead(buttonApin) == LOW && digitalRead(buttonApin) == LOW && digitalRead(buttonApin) == LOW) 
  { newAngle = 0; }//top

if (digitalRead(buttonBpin) == LOW && digitalRead(buttonBpin) == LOW && digitalRead(buttonBpin) == LOW) 
  { newAngle = 20; }
if (digitalRead(buttonCpin) == LOW && digitalRead(buttonCpin) == LOW && digitalRead(buttonCpin) == LOW) 
  { newAngle = 40; }
if (digitalRead(buttonDpin) == LOW && digitalRead(buttonDpin) == LOW && digitalRead(buttonDpin) == LOW) 
  { newAngle = 70; }
//130 = 180 degrees
if (digitalRead(buttonEpin) == LOW && digitalRead(buttonEpin) == LOW && digitalRead(buttonEpin) == LOW) 
  { newAngle = 126; }//bottom
//full counter clock
if (digitalRead(buttonFpin) == LOW && digitalRead(buttonFpin) == LOW && digitalRead(buttonFpin) == LOW) 
  { newAngle = 158; }
if (digitalRead(buttonGpin) == LOW && digitalRead(buttonGpin) == LOW && digitalRead(buttonGpin) == LOW) 
  { newAngle = 168; }
//full counter clock
if (digitalRead(buttonHpin) == LOW && digitalRead(buttonHpin) == LOW && digitalRead(buttonHpin) == LOW) 
  { newAngle = 180; }

 if (newAngle != oldAngle) {
  
  if (newAngle > oldAngle) {

    //servoA.write(newAngle);
    for (pos = oldAngle; pos <= newAngle; pos += 1) { // in steps of 1 degree
     servoA.write(pos);              // tell servo to go to position in variable 'pos'
     delay(90); // waits for the servo to reach the position 
    } //for
  
  } else { //newAngle >

    //servoA.write(newAngle);
    for (pos = oldAngle; pos >= newAngle; pos -= 1) { // in steps of 1 degree
     servoA.write(pos);              // tell servo to go to position in variable 'pos'
     delay(90);   // waits for the servo to reach the position 
    } //for
    
}// else

      oldAngle = newAngle;
      EEPROM.write(addr, newAngle);
      //EEPROM.update(addr, newAngle);

  }//if newAngle !=

}  //END VOID LOOP