#include <WiFi.h>
#include<HTTPClient.h>
#include<LiquidCrystal.h>

LiquidCrystal lcd(23, 22, 12, 14, 27, 26);

const char *ssid = "Wokwi-GUEST";
const char *password = "";
const String API_key = "52f486a5ff9c30f59de04ad517cc87b8";
const String city = "Sorocaba";
String url =
"http://api.openweathermap.org/data/2.5/weather?q="+city+"&appid="+API_key+"&units=metric";

void setup() {
    Serial.begin(9600);
    lcd.begin(16,2);  
    WiFi.begin(ssid, password);
    pinMode(15, OUTPUT);
    Serial.println("Estabelecendo conexão");
  while(WiFi.status() != WL_CONNECTED)
    {
    delay(500);
    }
    Serial.println("Rede Conectada!");
  }

void loop() {

  if (WiFi.status() == WL_CONNECTED){
    digitalWrite(15, HIGH);
    HTTPClient http;
    http.begin(url);
  int httpCode = http.GET();

  if(httpCode == HTTP_CODE_OK){

    String resposta = http.getString();
      Serial.println(resposta);
    char *ptr = strstr((const char *)resposta.c_str(), "name");
  
    String cidade = &ptr[7];
      Serial.print(cidade);
      cidade.replace('"', '\0');
      ptr = strstr((const char *)resposta.c_str(), "temp");
      Serial.print(ptr);
    
    String temperatura = &ptr[6];
      temperatura.replace(',', '\0');
      
      lcd.clear();
      lcd.setCursor(0,0);
      lcd.print(cidade.c_str());
      lcd.setCursor(0,1);
      lcd.print(temperatura.c_str());
      
      delay(5000);

      String umidade = &ptr[10];
      umidade.replace(',', '\0');

      lcd.clear();
      lcd.setCursor(0,0);
      lcd.print(cidade.c_str());
      lcd.setCursor(0,1);
      lcd.print(umidade.c_str());
      delay(5000);

      lcd.print("\xDF""C");
    }
  }
  else{
    digitalWrite(15, LOW);
    WiFi.begin(ssid, password);
    Serial.println("Reestabelecendo a conexão...");
    while(WiFi.status() != WL_CONNECTED){
      delay(500);
    }
  }
  delay(20000);
}