#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <U8g2_for_Adafruit_GFX.h>
#include "PinButton.h"
#include "RTClib.h"
#include "Bitmaps.h"
#include "OnOffFont.h"
#include "Clockfont.h"
#include "Variables.h"

#include "helpers.h"

PinButton startBtn(15);//, MultiButtonConfig* { 20, 100, 800 });
PinButton menuBtn(14);//, MultiButtonConfig* { 20, 100, 800 });
PinButton plusBtn(13);//, MultiButtonConfig* { 20, 100, 800 });
PinButton minusBtn(12);//, MultiButtonConfig* { 20, 100, 800 });

RTC_DS1307 rtc;
Adafruit_SSD1306 display(128, 64, &Wire, -1);
U8G2_FOR_ADAFRUIT_GFX u8g2_for_adafruit_gfx;

#include "Screens.h"
#include "ProcessButtons.h"

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);

  if (! rtc.begin()) {
    Serial.println("Couldn't find RTC");
    Serial.flush();
    abort();
  }

  //rtc.adjust(DateTime(60));

  if (! rtc.isrunning()) {
    Serial.println("RTC is NOT running, let's set the time!");
    rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
  }

  // initialize OLED display with I2C address 0x3C
  if (!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) {
    Serial.println(F("failed to start SSD1306 OLED"));
    while (1);
  }

  u8g2_for_adafruit_gfx.begin(display);

  pinMode(buzzerPin, OUTPUT);
  digitalWrite(buzzerPin, LOW);

  delay(2000);         // wait two seconds for initializing

  if (splash > 0) {
    // splash screen 5 seconds
    display.clearDisplay();
    display.drawBitmap(0, 0, skiboot_bitmap, 64, 64, 1);
    display.display();
    
    delay(250);
    display.setTextColor(WHITE, BLACK);
    display.setTextSize(2);
    display.setCursor(47, 8);  
    display.print("Ski");
    display.display();
    delay(250);
    
    display.setCursor(57, 26);
    display.print("Boots");
    display.display();
    delay(250);

    display.setCursor(67, 44);
    display.print("Dryer");
    display.display();

    delay(splash);

    screenHome();
  }

}

void loop() {
 now = rtc.now();

 //Full Timestamp
 //Serial.println(String("DateTime::TIMESTAMP_FULL:\t")+time.timestamp(DateTime::TIMESTAMP_FULL));
 //Date Only
 //Serial.println(String("DateTime::TIMESTAMP_DATE:\t")+time.timestamp(DateTime::TIMESTAMP_DATE));
 //Full Timestamp
 //Serial.println(String("DateTime::TIMESTAMP_TIME:\t")+time.timestamp(DateTime::TIMESTAMP_TIME));

 //Serial.print(now.year(), DEC);
 //Serial.print('/');
 //Serial.print(now.month(), DEC);
 //Serial.print('/');
 //Serial.print(now.day(), DEC);
 //Serial.print(" ");
 //Serial.print(now.hour(), DEC);
 //Serial.print(':');
 //Serial.print(now.minute(), DEC);
 //Serial.print(':');
 //Serial.print(now.second(), DEC);
 //Serial.println();

 //Serial.println(dtFormat(now, "%Y %y %L %F %M %n %m %g:%i:%s %a %W %N %D %l %z"));
 //Serial.println("\n");

  processButtons();
  screenTimeoutProcess();
  blinkCounter = blinkCounter + 10;
  if (blinkCounter > blinkDuration) {
    blinkCounter = 0;
    blinkState = !blinkState;
  }
  delay(10);
}

void screenTimeoutProcess() {
  if (curentScreen == 0 && !curentState) {
    if (lastSecond != now.second()) {
      screenHome();
    }
  } else if (curentScreen == 1 || curentScreen == 2 || curentScreen == 3 || curentScreen == 4 || curentScreen == 50 || curentScreen == 60 || curentScreen == 70 || curentScreen == 8 || curentScreen == 9 || curentScreen == 10 || curentScreen == 11) {
    if (millis() > lastClick + screenTimeout) {
      screenHome();
    }
  } else if (curentScreen == 5 && lastBlinkState != blinkState) {
    if (millis() > lastClick + screenTimeout) {
      screenHome();
    } else {
      screenDateformat();
    }
  } else if (curentScreen == 6 && lastBlinkState != blinkState) {
    if (millis() > lastClick + screenTimeout) {
      screenHome();
    } else {
      screenTimeformat();
    }
  } else if (curentScreen == 7 && lastBlinkState != blinkState) {
    screenSetDatetime();
  }
}