#include<ThingSpeak.h>
#include "WiFi.h"
#include <HTTPClient.h>

const char* ssid = "Wokwi-GUEST";
const char* password = "";

unsigned long channel = 2445858;
const char * ReadAPIKey  = "USBC851EJJ1KLNQB";

unsigned int led1 = 2;
unsigned int led2 = 4;
unsigned int led3 = 5;  //MSB

WiFiClient client;

void setup()
{ 
    Serial.begin(115200);
    delay(200);
    pinMode(led1, OUTPUT);
    pinMode(led2, OUTPUT);
    pinMode(led3, OUTPUT);
    WiFi.begin(ssid, password);
    Serial.println("Connecting");
    while(WiFi.status() !=WL_CONNECTED)
    {
        delay(1900);
        Serial.print(".");
    }
    Serial.println("");
    Serial.println("Connected");
    ThingSpeak.begin(client);
}

void loop() 
{
    int statusCode = 0;
    if(WiFi.status()== WL_CONNECTED)
    {
        delay(1000);
        WiFiClient client;
        long Number = ThingSpeak.readLongField(channel, 4, ReadAPIKey);
        Serial.println("Number = " + String(Number));
        statusCode = ThingSpeak.getLastReadStatus();
        Serial.println("statusCode = " + String(statusCode));
        if(statusCode == 200)
        {
            if (Number == 0)
            {
                Serial.println("LED Display = 000");
                digitalWrite(led3,LOW);
                digitalWrite(led2,LOW);
                digitalWrite(led1,LOW);
            } else if (Number == 1)
            {
                Serial.println("LED Display = 001");
                digitalWrite(led3,LOW);
                digitalWrite(led2,LOW);
                digitalWrite(led1,HIGH);
            } else if (Number == 2)
            {
                Serial.println("LED Display = 010");
                digitalWrite(led3,LOW);
                digitalWrite(led2,HIGH);
                digitalWrite(led1,LOW);
            } else if (Number == 3)
            {
                Serial.println("LED Display = 011");
                digitalWrite(led3,LOW);
                digitalWrite(led2,HIGH);
                digitalWrite(led1,HIGH);
            } else if (Number == 4)
            {
                Serial.println("LED Display = 100");
                digitalWrite(led3,HIGH);
                digitalWrite(led2,LOW);
                digitalWrite(led1,LOW);
            } else if (Number == 5)
            {
                Serial.println("LED Display = 101");
                digitalWrite(led3,HIGH);
                digitalWrite(led2,LOW);
                digitalWrite(led1,HIGH);
            } else if (Number == 6)
            {
                Serial.println("LED Display = 110");
                digitalWrite(led3,HIGH);
                digitalWrite(led2,HIGH);
                digitalWrite(led1,LOW);
            } else if (Number == 7)
            {
                Serial.println("LED Display = 111");
                digitalWrite(led3,HIGH);
                digitalWrite(led2,HIGH);
                digitalWrite(led1,HIGH);
            } else 
            {
                Serial.println("LED Display = 000");
                digitalWrite(led3,LOW);
                digitalWrite(led2,LOW);
                digitalWrite(led1,LOW);
            } 
            
        }
    } else 
    {
        Serial.println("WiFi Disconnected");
    }
}