#include <Arduino.h>
#include "driver/ledc.h"
//#include "config.h"

#define ADC_VREF_mV 3300.0
#define ADC_RESOLUTION 4096.0
#define PIN_LM35 36

//Pines para la lectura del ADC y el botón 
#define btnTemp 35
//Canales para los leds y pwm
#define RedChannel 1
#define GreenChannel 2
#define YellowChannel 3
//Pines para los led RGB
#define ledVerde 23
#define ledAmarillo 22
#define ledRojo 21
//Frecuencia del PWM
#define freqPWM 5000
#define freqPWM1 1000
#define freqPWM2 500
#define resolution 8

int estadoBtn = 0; //estado inicial del botón
int estadoFinal = 0; //estado final del botón
int adcRaw = 0; //valor "crudo" del ADC
int ciclo1 = 0;
int ciclo2 = 0;
int ciclo3 = 0;
int rotacion = 0;
int ten = 0;
int unit = 0;
int decimal = 0;
int display; 

//Pines de los display
#define segA 2
#define segB 4
#define segC 26
#define segD 14
#define segE 13
#define segF 5
#define segG 27

//Pines de los comunes
#define digitD0 33
#define digitD1 25
#define digitD2 32

const int servoPin = 18;

void configurarPWM(void);
void displayConfig(void);
void showTemp(int display);

ledc_channel_config_t channel_config[3];
ledc_channel_config_t servo_channel_config;

//AdafruitIO_Feed *UVG = io.feed("Proyecto 21201");

void setup() {
  Serial.begin(115200);
  pinMode(btnTemp, INPUT);
  pinMode(digitD0, OUTPUT);
  pinMode(digitD1, OUTPUT);
  pinMode(digitD2, OUTPUT);

  digitalWrite(digitD0, LOW);
  digitalWrite(digitD0, LOW);
  digitalWrite(digitD0, LOW);

  pinMode(btnTemp, INPUT);
  configurarPWM();
  displayConfig();

  digitalWrite(ledRojo, LOW);
  digitalWrite(ledVerde, LOW);
  digitalWrite(ledAmarillo, LOW);

  pinMode(servoPin, OUTPUT);
  ledcAttachPin(servoPin, LEDC_CHANNEL_4);

  servo_channel_config.gpio_num = servoPin;
  servo_channel_config.speed_mode = LEDC_HIGH_SPEED_MODE;
  servo_channel_config.channel = LEDC_CHANNEL_4;
  servo_channel_config.intr_type = LEDC_INTR_DISABLE;
  servo_channel_config.timer_sel = LEDC_TIMER_0;
  servo_channel_config.duty = 75;
  ledc_channel_config(&servo_channel_config);

  ledc_timer_config_t timer_config;
  timer_config.speed_mode = LEDC_HIGH_SPEED_MODE;
  timer_config.duty_resolution = LEDC_TIMER_16_BIT;
  timer_config.timer_num = LEDC_TIMER_0;
  timer_config.freq_hz = 50;
  ledc_timer_config(&timer_config);

  //while(! Serial);

  //Serial.print("Connecting to Adafruit IO");

  //io.connect();

  //while(io.status() < AIO_CONNECTED) {
  // Serial.print(".");
  //  delay(500);
  }

  // Serial.println();
  // Serial.println(io.statusText());

//}

void loop() {
  int leerTemp = digitalRead(btnTemp); //lee el estado del botón
  if (leerTemp == LOW && estadoFinal == HIGH) {
      int adcVal = analogRead(PIN_LM35); //Lectura del sensor de temperatura
      float milliVolt = adcVal * (ADC_VREF_mV / ADC_RESOLUTION);
      float temp = milliVolt / 5; //Convierte el voltaje a temperatura

    int temperatura = temp * 10;
    
    ten = temperatura / 100;

    temperatura = temperatura - (ten*100);

    unit = temperatura / 10;
    
    temperatura = temperatura - (unit*10);

    decimal = temperatura;

    Serial.print("Temperatura: "); //muestra la temperatura leída 
    Serial.print(temp);
    Serial.println(" °C"); //sistema en Celsius

    //Mapeo de la temperatura a los valores PWM para los leds
    if (temp <= 34) {
      ciclo1 = 0;
      ciclo2 = 255;
      ciclo3 = 0;
      ledcWrite(RedChannel, ciclo1);
      ledcWrite(GreenChannel, ciclo2);
      ledcWrite(YellowChannel, ciclo3);
      rotacion = map(temp, 25, 34, 0, 180);
  } else if(temp >= 40) {
      ciclo1 = 255;
      ciclo2 = 0;
      ciclo3 = 0;
      ledcWrite(RedChannel, ciclo1);
      ledcWrite(GreenChannel, ciclo2);
      ledcWrite(YellowChannel, ciclo3);
      rotacion = map(temp, 40, 50, 0, 180);
  } else if(temp > 34 && temp < 40) {
      ciclo1 = 0;
      ciclo2 = 0;
      ciclo3 = 255;
      ledcWrite(RedChannel, ciclo1);
      ledcWrite(GreenChannel, ciclo2);
      ledcWrite(YellowChannel, ciclo3);
      rotacion = 90;
  } 

  //io.run();

  //Serial.print("sending -> ");
  //Serial.println(temp);
  //UVG->save(temp);

  //delay(3000);

  }
  display = ten;
  digitalWrite(digitD0, HIGH);
  digitalWrite(digitD1, LOW);
  digitalWrite(digitD2, LOW);
  showTemp(display);
  delay(5);

  display = unit;
  digitalWrite(digitD0, LOW);
  digitalWrite(digitD1, HIGH);
  digitalWrite(digitD2, LOW);
  showTemp(display);
  delay(5);

  display = decimal;
  digitalWrite(digitD0, LOW);
  digitalWrite(digitD1, LOW);
  digitalWrite(digitD2, HIGH);
  showTemp(display);
  delay(5);

  digitalWrite(digitD0, LOW);
  digitalWrite(digitD1, LOW);
  digitalWrite(digitD2, LOW);
  
  int pulseWidth = map(rotacion, 0, 180, 1500, 8000);
  ledcWrite(LEDC_CHANNEL_4, pulseWidth);

  estadoFinal = leerTemp;
  delay(5);
}


void configurarPWM(void)
{

ledcSetup(RedChannel, freqPWM, resolution);
ledcSetup(GreenChannel, freqPWM1, resolution);
ledcSetup(YellowChannel, freqPWM2, resolution);

ledcAttachPin(ledRojo, RedChannel);
ledcAttachPin(ledVerde, GreenChannel);
ledcAttachPin(ledAmarillo, YellowChannel);
}

void displayConfig(void) {
pinMode(segA, OUTPUT);
pinMode(segB, OUTPUT);
pinMode(segC, OUTPUT);
pinMode(segD, OUTPUT);
pinMode(segE, OUTPUT);
pinMode(segF, OUTPUT);
pinMode(segG, OUTPUT);

digitalWrite(segA, LOW);
digitalWrite(segB, LOW);
digitalWrite(segC, LOW);
digitalWrite(segD, LOW);
digitalWrite(segE, LOW);
digitalWrite(segF, LOW);
digitalWrite(segG, LOW);

}

void showTemp(int display) {
  switch(display) {
    case 1: 
      digitalWrite(segA, HIGH);
      digitalWrite(segB, HIGH);
      digitalWrite(segC, HIGH);
      digitalWrite(segD, HIGH);
      digitalWrite(segE, HIGH);
      digitalWrite(segF, HIGH);
      digitalWrite(segG, LOW);
      break;
    case 2:
      digitalWrite(segA, LOW);
      digitalWrite(segB, HIGH);
      digitalWrite(segC, HIGH);
      digitalWrite(segD, LOW);
      digitalWrite(segE, LOW);
      digitalWrite(segF, LOW);
      digitalWrite(segG, LOW);
      break;
    case 3:
      digitalWrite(segA, HIGH);
      digitalWrite(segB, HIGH);
      digitalWrite(segC, LOW);
      digitalWrite(segD, HIGH);
      digitalWrite(segE, HIGH);
      digitalWrite(segF, LOW);
      digitalWrite(segG, HIGH);
      break;
    case 4:
      digitalWrite(segA, HIGH);
      digitalWrite(segB, HIGH);
      digitalWrite(segC, HIGH);
      digitalWrite(segD, HIGH);
      digitalWrite(segE, LOW);
      digitalWrite(segF, LOW);
      digitalWrite(segG, HIGH);
      break;
    case 5:
      digitalWrite(segA, LOW);
      digitalWrite(segB, HIGH);
      digitalWrite(segC, HIGH);
      digitalWrite(segD, LOW);
      digitalWrite(segE, LOW);
      digitalWrite(segF, HIGH);
      digitalWrite(segG, HIGH);
      break;
    case 6:
      digitalWrite(segA, HIGH);
      digitalWrite(segB, LOW);
      digitalWrite(segC, HIGH);
      digitalWrite(segD, HIGH);
      digitalWrite(segE, LOW);
      digitalWrite(segF, HIGH);
      digitalWrite(segG, HIGH);
      break;
    case 7:
      digitalWrite(segA, HIGH);
      digitalWrite(segB, LOW);
      digitalWrite(segC, HIGH);
      digitalWrite(segD, HIGH);
      digitalWrite(segE, HIGH);
      digitalWrite(segF, HIGH);
      digitalWrite(segG, HIGH);
      break;
    case 8:
      digitalWrite(segA, HIGH);
      digitalWrite(segB, HIGH);
      digitalWrite(segC, HIGH);
      digitalWrite(segD, LOW);
      digitalWrite(segE, LOW);
      digitalWrite(segF, LOW);
      digitalWrite(segG, LOW);
      break;
    case 9:
      digitalWrite(segA, HIGH);
      digitalWrite(segB, HIGH);
      digitalWrite(segC, HIGH);
      digitalWrite(segD, HIGH);
      digitalWrite(segE, HIGH);
      digitalWrite(segF, HIGH);
      digitalWrite(segG, HIGH);
      break;
    case 10:
      digitalWrite(segA, HIGH);
      digitalWrite(segB, HIGH);
      digitalWrite(segC, HIGH);
      digitalWrite(segD, LOW);
      digitalWrite(segE, LOW);
      digitalWrite(segF, HIGH);
      digitalWrite(segG, HIGH);
      break;
  }
}