#include "DigiKeyboard.h"
#include <EEPROM.h>
//https://github.com/digistump/DigisparkArduinoIntegration/blob/master/libraries/DigisparkKeyboard/DigiKeyboard.h
//Boardmanager URL: http://digistump.com/package_digistump_index.json


//#define LED_BUILTIN 1
#define address 0

struct SK {
  public:
    char mod = 0;
    char key = 0;
    SK(char a, char b) : mod(a), key(b) {}
    SK() {}
};

const int arr_size = 14;
const SK strokes[] = {
  {0, 0},                         //ESC
  {MOD_CONTROL_LEFT, KEY_T},      //NEW TAB
  {0, KEY_ENTER},                 //ENTER
  //{MOD_SHIFT_LEFT, KEY_TABULATOR},      //SHIFT TABULATOR
  {MOD_CONTROL_LEFT | MOD_ALT_LEFT, KEY_ARROW_LEFT}, //ROTATE SCREEN
  {0, KEY_F1},                    // OPEN HELP
  {MOD_GUI_LEFT, 0x52},           //CLIP WINDOW RIGHT
  {MOD_GUI_LEFT, KEY_2},          //OPEN TASK PROGRAM 2
  //{0, KEY_TABULATOR},                   //TABULATOR
  {MOD_GUI_LEFT, KEY_L},          //LOG OUT
  {MOD_GUI_LEFT, KEY_M},          //MINIMIZE ALL
  //{MOD_CONTROL_LEFT | MOD_ALT_LEFT, KEY_DELTE}, //OPEN TASK MANAGER
  {MOD_CONTROL_LEFT, KEY_W},      //CLOSE TAB
  {MOD_GUI_LEFT, KEY_ARROW_LEFT}, //CLIP WINDOW LEFT
  {MOD_CONTROL_LEFT | MOD_SHIFT_LEFT, KEY_T}, // RESTORE TAB
  {MOD_GUI_LEFT, KEY_D},          //SHOW DESKTOP
  {MOD_GUI_LEFT, KEY_1},          //OPEN TASK PROGRAM 1
  //{0, KEY_CAPS},                // CPAS
  //{0, KEY_NUM_LOCK}             //NUMLOCK
};

void setup() {
  randomSeed(EEPROM.read(address));
}

void randSK() {
  SK stroke;
  static int r = 0;
  if(r++ == arr_size) {
    stroke = {0, random(4, 40)};//random char
    r = 0;
  } else {
    stroke = strokes[r];
  }
  DigiKeyboard.sendKeyStroke(stroke.key, stroke.mod);
}

void loop() {
  randSK();
  EEPROM.write(address, random(256));
  DigiKeyboard.delay(random(7, 18) * 60000);//RANDOM Delay
}