#include <LiquidCrystal_I2C.h>
#include <WiFi.h>
#include <HTTPClient.h>
#include <ArduinoJson.h>


LiquidCrystal_I2C lcd(0x27, 16, 2);
StaticJsonDocument<18000> doc;

int secondCall = 0;

int x = 0;
// the 8 arrays that form each segment of the custom numbers
byte LT[8] =
{
  B00111,
  B01111,
  B11111,
  B11111,
  B11111,
  B11111,
  B11111,
  B11111
};
byte UB[8] =
{
  B11111,
  B11111,
  B11111,
  B00000,
  B00000,
  B00000,
  B00000,
  B00000
};
byte RT[8] =
{
  B11100,
  B11110,
  B11111,
  B11111,
  B11111,
  B11111,
  B11111,
  B11111
};
byte LL[8] =
{
  B11111,
  B11111,
  B11111,
  B11111,
  B11111,
  B11111,
  B01111,
  B00111
};
byte LB[8] =
{
  B00000,
  B00000,
  B00000,
  B00000,
  B00000,
  B11111,
  B11111,
  B11111
};
byte LR[8] =
{
  B11111,
  B11111,
  B11111,
  B11111,
  B11111,
  B11111,
  B11110,
  B11100
};
byte UMB[8] =
{
  B11111,
  B11111,
  B11111,
  B00000,
  B00000,
  B00000,
  B11111,
  B11111
};
byte LMB[8] =
{
  B11111,
  B00000,
  B00000,
  B00000,
  B00000,
  B11111,
  B11111,
  B11111
};
const String url = "https://www.timeapi.io/api/Time/current/zone?timeZone=Asia/Jakarta";
const String url1 = "https://indodax.com/api/btc_usdt/ticker";
HTTPClient http;
void setup() {

  Serial.begin(115200);
  lcd.init();
  lcd.backlight();

  lcd.createChar(8, LT);
  lcd.createChar(1, UB);
  lcd.createChar(2, RT);
  lcd.createChar(3, LL);
  lcd.createChar(4, LB);
  lcd.createChar(5, LR);
  lcd.createChar(6, UMB);
  lcd.createChar(7, LMB);

  lcd.begin(0, 2);
  //

  Serial.print("Connecting to WiFi");
  WiFi.begin("Wokwi-GUEST", "", 6);
  while (WiFi.status() != WL_CONNECTED) {
    delay(100);
    Serial.print(".");
  }
  Serial.println(" Connected!");

}


void customtitikdua() {
  lcd.setCursor(x, 0);
  lcd.write(255);
  lcd.setCursor(x, 1);
  lcd.write(255);
}
void custom0()
{ // uses segments to build the number 0
  lcd.setCursor(x, 0);
  lcd.write(8);
  lcd.write(1);
  lcd.write(2);
  lcd.setCursor(x, 1);
  lcd.write(3);
  lcd.write(4);
  lcd.write(5);
}

void custom1()
{
  lcd.setCursor(x, 0);
  lcd.write(1);
  lcd.write(2);
  lcd.setCursor(x + 1, 1);
  lcd.write(255);
}

void custom2()
{
  lcd.setCursor(x, 0);
  lcd.write(6);
  lcd.write(6);
  lcd.write(2);
  lcd.setCursor(x, 1);
  lcd.write(3);
  lcd.write(7);
  lcd.write(7);
}

void custom3()
{
  lcd.setCursor(x, 0);
  lcd.write(6);
  lcd.write(6);
  lcd.write(2);
  lcd.setCursor(x, 1);
  lcd.write(7);
  lcd.write(7);
  lcd.write(5);
}

void custom4()
{
  lcd.setCursor(x, 0);
  lcd.write(3);
  lcd.write(4);
  lcd.write(2);
  lcd.setCursor(x + 2, 1);
  lcd.write(255);
}

void custom5()
{
  lcd.setCursor(x, 0);
  lcd.write(255);
  lcd.write(6);
  lcd.write(6);
  lcd.setCursor(x, 1);
  lcd.write(7);
  lcd.write(7);
  lcd.write(5);
}

void custom6()
{
  lcd.setCursor(x, 0);
  lcd.write(8);
  lcd.write(6);
  lcd.write(6);
  lcd.setCursor(x, 1);
  lcd.write(3);
  lcd.write(7);
  lcd.write(5);
}

void custom7()
{
  lcd.setCursor(x, 0);
  lcd.write(1);
  lcd.write(1);
  lcd.write(2);
  lcd.setCursor(x + 1, 1);
  lcd.write(8);
}

void custom8()
{
  lcd.setCursor(x, 0);
  lcd.write(8);
  lcd.write(6);
  lcd.write(2);
  lcd.setCursor(x, 1);
  lcd.write(3);
  lcd.write(7);
  lcd.write(5);
}

void custom9()
{
  lcd.setCursor(x, 0);
  lcd.write(8);
  lcd.write(6);
  lcd.write(2);
  lcd.setCursor(x + 2, 1);
  lcd.write(255);
}

void loop() {

  secondCall++;

  if (secondCall == 3) {
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("Check BTC Price....");
    secondCall = 0;
    http.begin(url1);
    http.addHeader("accept", "application/json");
    int httpResponseCode = http.GET();
    if (httpResponseCode > 0) {
      Serial.print("HTTP ");
      Serial.println(httpResponseCode);
      String payload = http.getString();
      DeserializationError err = deserializeJson(doc, payload);
      if (err) {
        Serial.print(F("deserializeJson() failed: "));
        Serial.println(err.c_str());
      }
      else {
        lcd.clear();
        lcd.setCursor(0, 0);
        lcd.print("BTC is ");
        lcd.print(doc["ticker"]["last"].as<String>());
        lcd.print(" USD");
      }
    }
    else {
      Serial.print("Error code: ");
      Serial.println(httpResponseCode);
      Serial.println(":-(");
    }

    http.end();
    delay(1000);
  }

  else {
    http.begin(url);

    int httpResponseCode = http.GET();
    if (httpResponseCode > 0) {
      Serial.print("HTTP ");
      Serial.println(httpResponseCode);
      String payload = http.getString();
      DeserializationError err = deserializeJson(doc, payload);
      if (err) {
        Serial.print(F("deserializeJson() failed: "));
        Serial.println(err.c_str());
      }
      else {
        tampilJam(doc["hour"].as<String>(), doc["minute"].as<String>());
      }
    }
    else {
      Serial.print("Error code: ");
      Serial.println(httpResponseCode);
      Serial.println(":-(");
    }
    http.end();
    delay(1000);
  }
  delay(1000);



  // this speeds up the simulation
}





void tampilJam(String jamS, String menitS) {

  int jam, menit;
  int angkaLcd[4];

  jam = jamS.toInt();
  menit = menitS.toInt();

  angkaLcd[0] = jam / 10;
  angkaLcd[1] = jam % 10;
  angkaLcd[2] = menit / 10;
  angkaLcd[3] = menit % 10;

  x = 0;
  lcd.clear();
  decode(angkaLcd[0]);
  x = x + 4;    // sifts cursor over 4 columns
  decode(angkaLcd[1]);

  x = x + 5;
  decode(angkaLcd[2]);
  x = x + 4;
  decode(angkaLcd[3]);
}

void decode(int angka) {

  switch (angka) {
    case 0:
      custom0();
      break;
    case 1:
      custom1();
      break;
    case 2:
      custom2();
      break;
    case 3:
      custom3();
      break;
    case 4:
      custom4();
      break;
    case 5:
      custom5();
      break;
    case 6:
      custom6();
      break;
    case 7:
      custom7();
      break;
    case 8:
      custom8();
      break;
    case 9:
      custom9();
      break;

  }

}