#include <Wire.h>
#include <SSD1306Ascii.h>
#include <SSD1306AsciiWire.h>
#include <DHT20.h>
#include <dht.h>
DHT20 dht20;
#define SP Serial.print
dht dht22;
#define DHT22_PIN1 A3

#define wokwisimulation 1

SSD1306AsciiWire oled;
SSD1306AsciiWire oled2;
#define ssd1306 1
#define seriell 1
#define POTI A6
#define ROT 12
#define GELB 11
#define GRUEN 10

#include <Adafruit_NeoPixel.h> // Einbindung der Adafruit_Neopixel.h Bibliothek
#define PIN 4 // An welchem digitalen Pin ist der WS2812B Ring mit dem Mikrocontroller verbunden
#define NUMPIXELS 12 // Über wie viele Pixel verfügt der WS2812B Ring?
Adafruit_NeoPixel led_ring = Adafruit_NeoPixel(NUMPIXELS, PIN, NEO_GRB + NEO_KHZ800);

#define SP Serial.print

void OLED (int tmp36, float temp22, float temp20);
void S0 (int tmp36, float temp22, float temp20);
void Ampel_Blinken (byte Ampel_farbe, unsigned int Thalbe);
void ledRing2 (int value);
void readDht20 (float * temp);

int temp36 = -300;
static int lm35 = -300;
float temp20 = -271.15;
float temp22 = -271.15;
unsigned long ms_old = 0;
bool toggle = 0;
unsigned long ms_alt = 0;

void setup()  /* setup */
{ 
  #ifdef wokwisimulation   
    led_ring.setBrightness( 210 );
  #else                   
    led_ring.setBrightness( 42 ); // auf HW-Cube viel zu hell
  #endif
  
  pinMode(10, OUTPUT);
  pinMode(11, OUTPUT);
  pinMode(12, OUTPUT);
  Serial.begin(9600);
  Wire.begin();
  dht20.begin();
  led_ring.begin();
  oled.setFont(System5x7);
  oled.begin(&Adafruit128x64,0x3C);
  pinMode(A0, INPUT);

}   // ende setup

void Ampel_Blinken(byte Ampel_farbe, unsigned int Thalbe) // Teilaufgabe 2
{
  if(millis() > (ms_old + Thalbe) and toggle == 0)
  {
    digitalWrite(Ampel_farbe, HIGH);
    ms_old = millis();
    toggle = 1;
  }
  if(millis() > (ms_old + Thalbe) and toggle == 1)
  {
    digitalWrite(10, LOW);
    digitalWrite(11, LOW);
    digitalWrite(12, LOW);
    ms_old = millis();
    toggle = 0;
  }
}

void ledRing2 (int value) // Teilaufgabe 3
{
  if(value < 256)
  {
    for(int i=0; i<12; i++)
    {
      led_ring.setPixelColor(i,0,value,255-value);
    }
  }
  else
  {
    for(int i=0; i<12; i++)
    {
      led_ring.setPixelColor(i,value-256,255-(value-255),0);
    }
  }
  led_ring.show();
}

void OLED (int tmp36, float temp22, float temp20) // Teilaufgabe 4
{
  oled.setCursor(0,1);
  oled.print("T36:");
  oled.print(tmp36);
  oled.write(128);
  oled.print("C     ");
  oled.setCursor(0,3);
  oled.print("D22:");
  oled.print(temp22,1);
  oled.write(128);
  oled.print("C     ");
  oled.setCursor(0,5);
  oled.print("D20:");
  oled.print(temp20,1);
  oled.write(128);
  oled.print("C     ");
}

void S0 (int tmp36, float temp22, float temp20)  // Teilaufgabe 5
{
  Serial.print("TMP36/°C: ");
  Serial.print(tmp36);
  Serial.print(" DHT22/°C: ");
  Serial.print(temp22,2);
  Serial.print(" DHT20/°C: ");
  Serial.println(temp20,2);
}

void loop()  // Teilaufgabe 5
{ 
  int tmp36 = analogRead(map(A0,20,358,-40,125));
  int temp1 = dht20.read();
  temp20 = dht20.getTemperature();
  int temp2 = dht22.read22(A3);
  temp22 = dht22.temperature;
}