#define BLYNK_TEMPLATE_ID "TMPL3eiNE1QQe"
#define BLYNK_TEMPLATE_NAME "IoT waterpump"
#define BLYNK_AUTH_TOKEN "EBAt8dQcSNDQnWLUxX_47HnS4PH04XwH"

#define BLYNK_PRINT Serial

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

char auth[] = BLYNK_AUTH_TOKEN;
char ssid[] = "Wokwi-GUEST";
char pass[] = "";

#define bulb1_virtual V0
#define bulb2_virtual V1
#define bulb3_virtual V2
#define fan_virtual V3
#define allControl_virtual V4

const int pot = A0;

int bulb[] = {33, 25, 26};
int bulbstate[] = {LOW, LOW, LOW};

int switches[] = {34, 35, 32};
int allControl;

int fanlevel[] = {27, 14, 12};
int fanSpeed = 0;

BLYNK_WRITE(bulb1_virtual) {
    bulbstate[0] = param.asInt();
    updateBulbs(0);
}

BLYNK_WRITE(bulb2_virtual) {
    bulbstate[1] = param.asInt();
    updateBulbs(0);
}

BLYNK_WRITE(bulb3_virtual) {
    bulbstate[2] = param.asInt();
    updateBulbs(0);
}

BLYNK_WRITE(fan_virtual) {
    fanSpeed = param.asInt();
    fanSpeedControl();
}

BLYNK_WRITE(allControl_virtual) {
    allControl = param.asInt();
    if (allControl) {
        for (int i = 0; i < 3; i++) {
            bulbstate[i] = HIGH;
        }
    } else {
        for (int i = 0; i < 3; i++) {
            bulbstate[i] = LOW;
        }
    }
    updateBulbs(500);
}

void setup() {
    Blynk.begin(auth, ssid, pass);
    pinMode(pot, INPUT);
    for (int i = 0; i < 3; i++) {
        pinMode(bulb[i], OUTPUT);
        pinMode(fanlevel[i], OUTPUT);
        digitalWrite(fanlevel[i], LOW);
        pinMode(switches[i], INPUT);
    }
}

void switches1() {
    digitalRead(switches[0]) ? bulbstate[0] = HIGH : bulbstate[0] = LOW;
    Blynk.virtualWrite(bulb1_virtual, bulbstate[0]);
    updateBulbs(0);
}

void switches2() {
    digitalRead(switches[1]) ? bulbstate[1] = HIGH : bulbstate[1] = LOW;
    Blynk.virtualWrite(bulb2_virtual, bulbstate[1]);
    updateBulbs(0);
}

void switches3() {
    digitalRead(switches[2]) ? bulbstate[2] = HIGH : bulbstate[2] = LOW;
    Blynk.virtualWrite(bulb3_virtual, bulbstate[2]);
    updateBulbs(0);
}

void fanSpeedControl() {
     if(fanSpeed == 1)
        { 
        digitalWrite(fanlevel[0], HIGH);       
        digitalWrite(fanlevel[1], LOW); 
        digitalWrite(fanlevel[2], LOW);
        }
     if(fanSpeed == 2)
        { 
        digitalWrite(fanlevel[0], LOW);       
        digitalWrite(fanlevel[1], HIGH); 
        digitalWrite(fanlevel[2], LOW);
        }
     if(fanSpeed == 3)
        { 
        digitalWrite(fanlevel[0], HIGH);       
        digitalWrite(fanlevel[1], HIGH); 
        digitalWrite(fanlevel[2], LOW);
        }
     if(fanSpeed == 4)
        { 
        digitalWrite(fanlevel[0], LOW);       
        digitalWrite(fanlevel[1], LOW); 
        digitalWrite(fanlevel[2], HIGH);
        }
}

void updateBulbs(int a) {
    for (int i = 0; i < 3; i++) {
        digitalWrite(bulb[i], bulbstate[i]);
        delay(a);
    }
}

void manualSpeedControl() {
    fanSpeed = map(analogRead(pot), 0, 1023, 0, 3);
    fanSpeedControl();
    Blynk.virtualWrite(fan_virtual, fanSpeed);
}

void loop() {
    Blynk.run();
    switches1();
    switches2();
    switches3();
    manualSpeedControl();
}