// Code written by Ryan Chan; it is pretty inefficient, but gets the job // done, I challenge you to make it more efficient!

//*IMPORTANT CHANGES IN VERSION 2: LEDs 4 and 5 have been moved to pins // 7 and 8 respectively; Buttons 1 and 2 have been moved to pins 12 and // 13 respectively. This is to make wiring easier.

#include <Servo.h>

Servo servo1; //Servos
Servo servo2;
Servo servo3;

const int LED1 = 2; //LEDs
const int LED2 = 3;
const int LED3 = 4;
const int LED4 = 7;
const int LED5 = 8;

const int button1 = 12; //Buttons
const int button2 = 13;

int button1Presses = 0; //Button values
boolean button2Pressed = false;

const int pot1 = A0; //Potentimeters
const int pot2 = A1;
const int pot3 = A2;

int pot1Val; //Potentimeter values
int pot2Val;
int pot3Val;
int pot1Angle;
int pot2Angle;
int pot3Angle;

int servo1PosSaves[] = {1,1,1,1,1}; //position saves
int servo2PosSaves[] = {1,1,1,1,1};
int servo3PosSaves[] = {1,1,1,1,1};

void setup() {
 servo1.attach(7);

 // Set up everything and will run once;

 // attach servos and define the pin modes
 servo2.attach(8);
 servo3.attach(9);
 
 pinMode(LED1, OUTPUT);
 pinMode(LED2, OUTPUT);
 pinMode(LED3, OUTPUT);
 pinMode(LED4, OUTPUT);
 pinMode(LED5, OUTPUT);
 pinMode(button1, INPUT);
 pinMode(button2, INPUT);

 Serial.begin(9600);
}

void loop() {
 // put your main code here, to run repeatedly:
 pot1Val = analogRead(pot1);

 // This will read the values from the potentimeters and store it...
 pot1Angle = map(pot1Val, 0, 1023, 0, 179);

 // ... and this will map the values from the potentiometers to

 // values the servos can use and store it for later use
 pot2Val = analogRead(pot2);
 pot2Angle = map(pot2Val, 0, 1023, 0, 179);
 pot3Val = analogRead(pot3);
 pot3Angle = map(pot3Val, 0, 1023, 0, 179);
 
 servo1.write(pot1Angle);

 // These will make the servos move to the mapped angles
 servo2.write(pot2Angle);
 servo3.write(pot3Angle);
 
 if(digitalRead(button1) == HIGH){

 // This will check how many times button1 is pressed and save

 // the positions to an array depending on how many times it is

 // pressed; switch/case works like a if statement
 button1Presses++;
 switch(button1Presses){
 case 1:
 servo1PosSaves[0] = pot1Angle;
 servo2PosSaves[0] = pot2Angle;
 servo3PosSaves[0] = pot3Angle;
 digitalWrite(LED1, HIGH);
 Serial.println("Pos 1 Saved");
 break;
 case 2:
 servo1PosSaves[1] = pot1Angle;
 servo2PosSaves[1] = pot2Angle;
 servo3PosSaves[1] = pot3Angle;
 digitalWrite(LED2, HIGH);
 Serial.println("Pos 2 Saved");
 break;
 case 3:
 servo1PosSaves[2] = pot1Angle;
 servo2PosSaves[2] = pot2Angle;
 servo3PosSaves[2] = pot3Angle;
 digitalWrite(LED3, HIGH);
 Serial.println("Pos 3 Saved");
 break;
 case 4:
 servo1PosSaves[3] = pot1Angle;
 servo2PosSaves[3] = pot2Angle;
 servo3PosSaves[3] = pot3Angle;
 digitalWrite(LED4, HIGH);
 Serial.println("Pos 4 Saved");
 break;
 case 5:
 servo1PosSaves[4] = pot1Angle;
 servo2PosSaves[4] = pot2Angle;
 servo3PosSaves[4] = pot3Angle;
 digitalWrite(LED5, HIGH);
 Serial.println("Pos 5 Saved");
 break;
 }
 }

 if(digitalRead(button2) == HIGH){

 // Pretty self-explnatory here
 button2Pressed = true;  
 }
 
 if(button2Pressed){

 // if the boolean button2Press is true, then the servos

 // will run though all their saved positions
 for(int i = 0; i < 5; i++){
 servo1.write(servo1PosSaves[i]);
 servo2.write(servo2PosSaves[i]);
 servo3.write(servo3PosSaves[i]);
 Serial.println(" potentimeter Angles: ");
 Serial.println(servo1PosSaves[i]);
 Serial.println(servo2PosSaves[i]);
 Serial.println(servo3PosSaves[i]);
 delay(1050);
 }
 }
 delay(300);
}