/* Fill-in information from Blynk Device Info here */
#define BLYNK_TEMPLATE_ID           "TMPL6uxgTRxrZ"
#define BLYNK_TEMPLATE_NAME         "Quickstart Template"
#define BLYNK_AUTH_TOKEN            "QeQtZYovnFcCeRgFHFzxLCEs5Sf4ZKbG"

/* Comment this out to disable prints and save space */
#define BLYNK_PRINT Serial


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

// Your WiFi credentials.
// Set password to "" for open networks.
char ssid[] = "Wokwi-GUEST";
char pass[] = "";

BlynkTimer timer;

// NTP server details
const char* ntpServer = "pool.ntp.org";
const long gmtOffset_sec = 8 * 3600; // GMT+8 for MY Standard Time
const int daylightOffset_sec = 0; // No daylight saving time in MY
const int delaytime = 60 * 1000;
int lasttime = 0;

bool manualMode = false;
bool autoMode = true;
bool beforeSchool = true;
bool afterSchool = false;
bool autotem = false;
bool autotembeforeSchool = false;
bool autotemafterSchool = false;
bool manualtem = false;
bool manualtembeforeSchool = false;
bool manualtemafterSchool = false;

// This function is called every time the Virtual Pin 0 state changes
BLYNK_WRITE(V0)
{
  // Set incoming value from pin V0 to a variable
  if (param.asInt() == 1) {
    manualMode = true;
    autoMode = false;
    if (autotem) {
      afterSchool = autotemafterSchool;
      beforeSchool = autotembeforeSchool;
      //autotem = false;
      manualtem = false;
    } else {
      if (manualtem) {
        afterSchool = manualtemafterSchool;
        beforeSchool = manualtembeforeSchool;
        //manualtem = false;
      }
    }
  } else {
    manualMode = false;
    autoMode = true;
    autoM();
  }
}

BLYNK_WRITE(V1)
{
  // any code you place here will execute when the virtual pin value changes
  Serial.println("Blynk.Cloud is writing something to V1");
  if(param.asInt() == 2 && manualMode)
  {
    // execute this code if the switch widget is now ON
    //digitalWrite(2,HIGH);  // Set digital pin 2 HIGH
    afterSchool = true;
    beforeSchool = false;
    manualtemafterSchool = true;
    manualtembeforeSchool = false;
    manualtem = true;
    autotem = false;
  }
  else
  {
    if (manualMode && param.asInt() == 0) {
      // execute this code if the switch widget is now OFF
      //digitalWrite(2,LOW);  // Set digital pin 2 LOW
      afterSchool = false;
      beforeSchool = true; 
      manualtemafterSchool = false;
      manualtembeforeSchool = true;
      manualtem = true;
      autotem = false;
    } else {
      if (param.asInt() == 1 && manualMode) {
        afterSchool = false;
        beforeSchool = false; 
        manualtemafterSchool = false;
        manualtembeforeSchool = false;
        manualtem = true;
        autotem = false;
      } else {
        if (autoMode && param.asInt() == 1) {
          autotemafterSchool = false;
          autotembeforeSchool =  false;
          autotem = true;
        } else {
          if (autoMode && param.asInt() == 0) {
            autotemafterSchool = false;
            autotembeforeSchool =  true;
            autotem = true;
          } else {
            if (autoMode && param.asInt() == 2) {
              autotemafterSchool = true;
              autotembeforeSchool =  false;
              autotem = true;
            }
          }
        }
      }
    }
  }
}

// This function is called every time the device is connected to the Blynk.Cloud
BLYNK_CONNECTED()
{
  Blynk.syncVirtual(V0);
  Blynk.syncVirtual(V1);
}

// This function sends Arduino's uptime every second to Virtual Pin 2.
void myTimerEvent() {}

void setup()
{
  // Debug console
  Serial.begin(115200);

  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass);
  // You can also specify server:
  //Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass, "blynk.cloud", 80);
  //Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass, IPAddress(192,168,1,100), 8080);

  // Setup a function to be called every second
  timer.setInterval(1000L, myTimerEvent);
  configTime(gmtOffset_sec, daylightOffset_sec, ntpServer);
  pinMode(2, OUTPUT); // Initialise digital pin 2 as an output pin
  pinMode(4, OUTPUT);
  pinMode(5, OUTPUT);
}

void loop()
{
  Blynk.run();
  timer.run();
  led();
  if (autoMode) {
    if (lasttime == 0) {
      lasttime = millis();
      autoM();
    } else {
      if (millis() - lasttime >= delaytime) {
        autoM();
        lasttime = millis();
      }
    }
  }
}

void led() {
    if (manualMode) {
    digitalWrite(4, HIGH);
  } else {
    digitalWrite(4, LOW);
  }
  if (afterSchool) {
    digitalWrite(2, HIGH);
  } else {
    digitalWrite(2, LOW);
  }
  if (beforeSchool) {
    digitalWrite(5, HIGH);
  } else {
    digitalWrite(5, LOW);
  }
}

void autoM() {
  // Get current time
  struct tm timeinfo;
  if (!getLocalTime(&timeinfo)) {
    Serial.println("Failed to obtain time");
    return;
  }

  // Print current time
  Serial.println(&timeinfo, "Current time: %Y-%m-%d %H:%M:%S");

  // Check if time is after 3:40 PM
  if (timeinfo.tm_hour > 15 || (timeinfo.tm_hour == 15 && timeinfo.tm_min >= 40)) {
    Serial.println("Current time is after 3:40 PM");
    afterSchool = true;
  } else {
    Serial.println("Current time is before 3:40 PM");
    afterSchool = false;
  }

  // Check if time is before 7:30 AM
  if (timeinfo.tm_hour < 7 || (timeinfo.tm_hour == 7 && timeinfo.tm_min < 30)) {
    Serial.println("Current time is before 7:30 AM");
    beforeSchool = true;
  } else {
    Serial.println("Current time is after 7:30 AM");
    beforeSchool = false;
  }
}