// CODE: External View Code

#include "Keyboard.h"
#include "Mouse.h"

#pragma region The Settings (Axis range, keybindings etc)

// DEBUG
const bool DEBUG = false;

// Key Bindings
const char chViewForward = KEY_UP_ARROW;
const char chViewLeft = KEY_LEFT_ARROW;
const char chViewRight = KEY_RIGHT_ARROW;
const char chViewBackwards = KEY_DOWN_ARROW;
const char chViewLockOnTarget = 't';
const char chToggle1stPerson = 'f';
const char chShipViewCounterClockwise = MOUSE_LEFT;
const char chShipViewClockwise = MOUSE_RIGHT;

#pragma endregion

#pragma region The Pin Settings (ALL PINS)

// The Keyboard Buttons
const int pinViewForward = 2;
const int pinViewLeft = 3;
const int pinViewRight = 4;
const int pinViewBackwards = 5;
const int pinViewLockOnTarget = 6;
const int pinToggle1stPerson = 9;
const int pinShipViewCounterClockwise = 15;
const int pinShipViewClockwise = 16;

#pragma endregion

#pragma region Global Variables

#pragma region Button States

//BUTONS
int btnState_ViewForward = 0;
int btnState_ViewLeft = 0;
int btnState_ViewRight = 0;
int btnState_ViewBackwards = 0;
int btnState_ViewLockOnTarget = 0;
int btnState_Toggle1stPerson = 0;
int btnState_ShipViewCounterClockwise = 0;
int btnState_ShipViewClockwise = 0;

int btnPrevState_ViewForward = HIGH;
int btnPrevState_ViewLeft = HIGH;
int btnPrevState_ViewRight = HIGH;
int btnPrevState_ViewBackwards = HIGH;
int btnPrevState_ViewLockOnTarget = HIGH;
int btnPrevState_Toggle1stPerson = HIGH;
int btnPrevState_ShipViewCounterClockwise = HIGH;
int btnPrevState_ShipViewClockwise = HIGH;

#pragma endregion

#pragma endregion

void setup() {

 // DEBUGING
 if(DEBUG) Serial.begin(9600);

 // Initialize Keyboard/Mouse Library
 Keyboard.begin();
 Mouse.begin();

 #pragma region Setup Pin

 pinMode(pinViewForward, INPUT_PULLUP);
 pinMode(pinViewLeft, INPUT_PULLUP);
 pinMode(pinViewRight, INPUT_PULLUP);
 pinMode(pinViewBackwards, INPUT_PULLUP);
 pinMode(pinViewLockOnTarget, INPUT_PULLUP);
 pinMode(pinToggle1stPerson, INPUT_PULLUP);
 pinMode(pinShipViewCounterClockwise, INPUT_PULLUP);
 pinMode(pinShipViewClockwise, INPUT_PULLUP);

 #pragma endregion
}

void loop() {

 #pragma region Handle Keyboard Buttons

 #pragma region Get Button States

 btnState_ViewForward = digitalRead(pinViewForward);
 btnState_ViewLeft = digitalRead(pinViewLeft);
 btnState_ViewRight = digitalRead(pinViewRight);
 btnState_ViewBackwards = digitalRead(pinViewBackwards);
 btnState_ViewLockOnTarget = digitalRead(pinViewLockOnTarget);
 btnState_Toggle1stPerson = digitalRead(pinToggle1stPerson);
 btnState_ShipViewCounterClockwise = digitalRead(pinShipViewCounterClockwise);
 btnState_ShipViewClockwise = digitalRead(pinShipViewClockwise);

 #pragma endregion

 #pragma region Check Button and Set new Previous State

 btnPrevState_ViewForward = CheckButton(pinViewForward, btnPrevState_ViewForward, btnState_ViewForward, chViewForward);
 btnPrevState_ViewLeft = CheckButton(pinViewLeft, btnPrevState_ViewLeft, btnState_ViewLeft, chViewLeft);
 btnPrevState_ViewRight = CheckButton(pinViewRight, btnPrevState_ViewRight, btnState_ViewRight, chViewRight);
 btnPrevState_ViewBackwards = CheckButton(pinViewBackwards, btnPrevState_ViewBackwards, btnState_ViewBackwards, chViewBackwards);
 btnPrevState_ViewLockOnTarget = CheckButton(pinViewLockOnTarget, btnPrevState_ViewLockOnTarget, btnState_ViewLockOnTarget, chViewLockOnTarget);
 btnPrevState_Toggle1stPerson = CheckButton(pinToggle1stPerson, btnPrevState_Toggle1stPerson, btnState_Toggle1stPerson, chToggle1stPerson);
 btnPrevState_ShipViewCounterClockwise = CheckMouseButton(pinShipViewCounterClockwise, btnPrevState_ShipViewCounterClockwise, btnState_ShipViewCounterClockwise, chShipViewCounterClockwise);
 btnPrevState_ShipViewClockwise = CheckMouseButton(pinShipViewClockwise, btnPrevState_ShipViewClockwise, btnState_ShipViewClockwise, chShipViewClockwise);

 #pragma endregion

 delay(50);

 if(DEBUG)
 {
   Keyboard.press(KEY_UP_ARROW);
   Mouse.click(MOUSE_RIGHT);
   Keyboard.releaseAll();
   delay(5000);
 }
}

int CheckButton(int Pin, int PrevState, int CurrentState, char KeyToPress)
{
 if ((CurrentState != PrevState) && (CurrentState == HIGH)) {
  Keyboard.press(KeyToPress);
  if(DEBUG) Serial.println(KeyToPress);
  delay(50);
  Keyboard.releaseAll(); // This is important after every Keyboard.press it will continue to be pressed
 }
 return CurrentState;
}

int CheckMouseButton(int Pin, int PrevState, int CurrentState, char KeyToPress)
{
 if ((CurrentState != PrevState) && (CurrentState == HIGH)) {
  Mouse.press(KeyToPress);
 if(DEBUG) Serial.println(KeyToPress);
  delay(50);
 }

 if((CurrentState != PrevState) && CurrentState == LOW){
   Mouse.release(KeyToPress); // This is important after every Keyboard.press it will continue to be pressed  
  }

 return CurrentState;
}