#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>

#define BLYNK_TEMPLATE_ID "TMPL6k_nJh6ZP"
#define BLYNK_TEMPLATE_NAME "capstone"
#define BLYNK_AUTH_TOKEN "52vN0bUBKtiY4njaNwUNxfd-B6MBdZxK"

#define BLYNK_PRINT Serial

BlynkTimer timer;

int led_rak_A1 = 26, led_rak_A2 = 25, led_rak_A3 = 33,
    pb_rak_A1 = 13, pb_rak_A2 = 12, pb_rak_A3 = 14,
    sw_pinjam_A1 = 15, sw_pinjam_A2 = 2, sw_pinjam_A3 = 4, sw_kartu = 5,
    sw_kembali_A1 = 32, sw_kembali_A2 = 21, sw_kembali_A3 = 22,
    sw_gerbang = 18, led_gerbang = 19, buzzer = 23,
    motor = 27;

int buku_RakA = 3, total_buku_terpinjam = 0,
    buku_dibaca = 0;

unsigned long waktumotorawal = 0;
const char auth[] = BLYNK_AUTH_TOKEN ;
const char ssid[] = "Wokwi-GUEST";
const char pass[] = "";

void setup() {
  Serial.begin(115200);
  WiFi.begin(ssid, pass);
  Serial.println("Connecting");
  while(WiFi.status() != WL_CONNECTED){
    delay(100);
    Serial.print(".");
  }
  Serial.println("WiFi Connected!");
  
  Blynk.begin(auth, ssid, pass);
  timer.setInterval(1000L, myTimerEvent);
 
  pinMode(led_rak_A1, OUTPUT);
  pinMode(led_rak_A2, OUTPUT);
  pinMode(led_rak_A3, OUTPUT);
  pinMode(pb_rak_A1, INPUT_PULLUP);
  pinMode(pb_rak_A2, INPUT_PULLUP);
  pinMode(pb_rak_A3, INPUT_PULLUP);
  pinMode(sw_pinjam_A1, INPUT_PULLUP);
  pinMode(sw_pinjam_A2, INPUT_PULLUP);
  pinMode(sw_pinjam_A3, INPUT_PULLUP);
  pinMode(sw_kartu, INPUT);
  pinMode(sw_kembali_A1, INPUT_PULLUP);
  pinMode(sw_kembali_A2, INPUT_PULLUP);
  pinMode(sw_kembali_A3, INPUT_PULLUP);
  pinMode(sw_gerbang, INPUT);
  pinMode(led_gerbang, OUTPUT);
  pinMode(buzzer, OUTPUT);
  pinMode(motor, OUTPUT);

  digitalWrite(led_rak_A1, HIGH);
  digitalWrite(led_rak_A2, HIGH);
  digitalWrite(led_rak_A3, HIGH);

  int ledState0 = digitalRead(led_rak_A1);
  int ledState1 = digitalRead(led_rak_A2);
  int ledState2 = digitalRead(led_rak_A3);
  Blynk.virtualWrite(V0, ledState0);
  Blynk.virtualWrite(V1, ledState1);
  Blynk.virtualWrite(V2, ledState2);
  

}

void myTimerEvent() { // This loop defines what happens when timer is triggered
  Blynk.virtualWrite(V5, buku_RakA);
  Blynk.virtualWrite(V6, total_buku_terpinjam);

}

void loop() {
  Blynk.run();
  

  // rak buku 
  /*
  Serial.print("Rak A: ");
  Serial.print(buku_RakA);
  Serial.print("\t");
  */
  


  if (digitalRead(pb_rak_A1)==0){
    digitalWrite(led_rak_A1, LOW);
    int ledState0 = digitalRead(led_rak_A1);
    Blynk.virtualWrite(V0, ledState0);
    buku_RakA = buku_RakA - 1;
    buku_dibaca = buku_dibaca + 1;
  }
  if (digitalRead(pb_rak_A2)==0){
    digitalWrite(led_rak_A2, LOW);
    int ledState1 = digitalRead(led_rak_A2);
    Blynk.virtualWrite(V1, ledState1);
    buku_RakA = buku_RakA - 1;
    buku_dibaca = buku_dibaca + 1;
  }
  if (digitalRead(pb_rak_A3)==0){
    digitalWrite(led_rak_A3, LOW);
    int ledState2 = digitalRead(led_rak_A3);
    Blynk.virtualWrite(V2, ledState2);
    buku_RakA = buku_RakA - 1;
    buku_dibaca = buku_dibaca + 1;
  }

  // peminjaman buku
  /*
  Serial.print("buku yang terpinjam: ");
  Serial.print(total_buku_terpinjam);
  Serial.print("\n");
  */

  if ( (digitalRead(sw_kartu)==1) && (digitalRead(sw_pinjam_A1)==0) ){
    total_buku_terpinjam = total_buku_terpinjam + 1;
    buku_dibaca = buku_dibaca - 1;
  }
  if ( (digitalRead(sw_kartu)==1) && (digitalRead(sw_pinjam_A2)==0) ){
    total_buku_terpinjam = total_buku_terpinjam + 1;
    buku_dibaca = buku_dibaca - 1;
  }
  if ( (digitalRead(sw_kartu)==1) && (digitalRead(sw_pinjam_A3)==0) ){
    total_buku_terpinjam = total_buku_terpinjam + 1;
    buku_dibaca = buku_dibaca - 1;
  }
  
  // pengembalian buku
  if (digitalRead(sw_kembali_A1)==0){
    total_buku_terpinjam = total_buku_terpinjam - 1;
    buku_RakA = buku_RakA + 1;
    digitalWrite(motor, HIGH);
    int ledState3 = digitalRead(motor);
    Blynk.virtualWrite(V3, ledState3);
    waktumotorawal = millis();
  }
  if (digitalRead(sw_kembali_A2)==0){
    total_buku_terpinjam = total_buku_terpinjam - 1;
    buku_RakA = buku_RakA + 1;
    digitalWrite(motor, HIGH);
    int ledState4 = digitalRead(motor);
    Blynk.virtualWrite(V3, ledState4);
    waktumotorawal = millis();
  }
  if (digitalRead(sw_kembali_A3)==0){
    total_buku_terpinjam = total_buku_terpinjam - 1;
    buku_RakA = buku_RakA + 1;
    digitalWrite(motor, HIGH);
    int ledState5 = digitalRead(motor);
    Blynk.virtualWrite(V3, ledState5);
    waktumotorawal = millis();
  }

  if (millis()-waktumotorawal >= 3000){
    digitalWrite(motor, LOW);
    int ledState8 = digitalRead(motor);
    Blynk.virtualWrite(V3, ledState8);
  }

  // gerbang  
  if (digitalRead(sw_gerbang)==1){
    digitalWrite(led_gerbang,HIGH);
    digitalWrite(buzzer,HIGH);
    int ledState6 = digitalRead(buzzer);
    Blynk.virtualWrite(V4, ledState6);
  }
  else{
    digitalWrite(led_gerbang,LOW);
    digitalWrite(buzzer,LOW);
    int ledState7 = digitalRead(buzzer);
    Blynk.virtualWrite(V4, ledState7);
  }
  
  timer.run();
  delay(100);
}