// Learn about the ESP32 WiFi simulation in
// https://docs.wokwi.com/guides/esp32-wifi

#include <LiquidCrystal_I2C.h>
#include <DHTesp.h>
#include <HTTPClient.h>
#include <Arduino.h>
#include <ArduinoJson.h>
#include <WiFi.h>
#include <RTClib.h>

//setup
#define DHT_PIN 23
#define LED 2
LiquidCrystal_I2C LCD = LiquidCrystal_I2C(0x27, 16, 2);
DHTesp dhtSensor;
HTTPClient client;
RTC_DS1307 rtc;

//variables
float temperatura;
float humedad;
String temp_Post;
String hum_Post;
const char* ssid = "Wokwi-GUEST";
const char* password = "";

void setup() {
  Serial.begin(115200);

  // hardware
  LCD.init();
  LCD.backlight();
  LCD.setCursor(0, 1);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  pinMode(LED, OUTPUT);

  // firebase
  WiFi.mode(WIFI_STA);
  WiFi.begin(ssid, password);

  // esperar conexion
  while (WiFi.status() != WL_CONNECTED)
  {
    Serial.println("Attempting connection...");
    delay(500);
  }

  client.begin("https://a00827575-default-rtdb.firebaseio.com/.json");
  client.addHeader("Content-Type", "application/json");

  // fecha
  if (! rtc.begin()) {
    Serial.println("Couldn't find RTC");
    Serial.flush();
    abort();
  }

  if (! rtc.isrunning()) {
    Serial.println("RTC is NOT running, let's set the time!");
    rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
  }
}

void loop() {
  TempAndHumidity  sensorData = dhtSensor.getTempAndHumidity();
  DateTime time = rtc.now();
  temperatura = sensorData.temperature;
  humedad = sensorData.humidity;

  if (temperatura < 15)
  {
    temp_Post = "TEMP: BAJA     ";
  }
  else if (temperatura >= 15 && temperatura < 35)
  {
    temp_Post = "TEMP: AMBIENTE";
  }
  else 
  {
    temp_Post = "TEMP: ALTA     ";
  }

  LCD.setCursor(0,0);
  LCD.println(temp_Post);
  LCD.setCursor(0,1);
  LCD.println("HUMEDAD: " + String(humedad, 1) + "%");
  
  String json;
  StaticJsonDocument<200> doc;
  doc["Humedad"] = String(humedad, 1) + "%";
  doc["Temperatura"] = String(temperatura, 2) + "°C";
  doc["Sensor"] = "DHT22";

  if (temperatura < 15)
  {
    doc["Status"] = "FRIO";
  }
  else if (temperatura >= 15 && temperatura < 35)
  {
    doc["Status"] = "AGRADABLE";
  }
  else 
  {
    doc["Status"] = "CALIENTE";
  }

  doc["Fecha"] = time.timestamp(DateTime::TIMESTAMP_DATE);
  serializeJson(doc, json);
  client.PATCH(json);
  String payload = client.getString();
  Serial.println(payload);

  for (int i = 0; i < 5; i++)
  {
    digitalWrite(LED, HIGH);
    delay(500);
    digitalWrite(LED, LOW);
    delay(500);
  }

  delay(30000);
}

//id
//9f5682de-0137-46bc-ba21-102d152fb983

//secret key
//VDM6YMFNSACIDNXSBYCQ