#include <SPI.h>
#include <Ethernet.h>
#include "Seeed_BME280.h"
#include <Wire.h>

int buttonState = 0;
int windRichting = 0;
const int NOORD = 1;
const int NOORDOOST = 2;
const int OOST = 3;
const int ZUIDOOST = 4;
const int ZUID = 5;
const int ZUIDWEST = 6;
const int WEST = 7;
const int NOORDWEST = 8;

const int hallSensorPin = 2;
const unsigned long sampleTime = 1000;
const int maxRPM = 1260;
int rpmMaximum = 0;
BME280 bme280;

byte mac[] = {
  0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED
};
IPAddress ip(192, 168, 0, 177);
IPAddress myDns(192, 168, 0, 1);

EthernetClient client;

void setup() {
  if (Ethernet.begin(mac) == 0) {
      Serial.println("Failed to configure Ethernet using DHCP");
      // Check for Ethernet hardware present
      if (Ethernet.hardwareStatus() == EthernetNoHardware) {
        Serial.println("Ethernet shield was not found.  Sorry, can't run without hardware. :(");
        while (true) {
          delay(1); // do nothing, no point running without Ethernet hardware
        }
      }
      if (Ethernet.linkStatus() == LinkOFF) {
        Serial.println("Ethernet cable is not connected.");
      }
      // try to congifure using IP address instead of DHCP:
      Ethernet.begin(mac, ip, myDns);
    } else {
      Serial.print("  DHCP assigned IP ");
      Serial.println(Ethernet.localIP());
    }
  Serial.begin(9600);

  {
    Serial.begin(9600);
      if (!bme280.init()) {
      Serial.println(F("Device error!"));
      }
  }

  pinMode(hallSensorPin, INPUT);
  Serial.begin(9600);

  pinMode(NOORD, INPUT);
  pinMode(NOORDOOST, INPUT);
  pinMode(OOST, INPUT);
  pinMode(ZUIDOOST, INPUT);
  pinMode(ZUID, INPUT);
  pinMode(ZUIDWEST, INPUT);
  pinMode(WEST, INPUT);
  pinMode(NOORDWEST, INPUT);

  delay(1000);
}

int getWindspeed() {
  delay(100);
  int rpm = getRPM();
  if (rpm > rpmMaximum) rpmMaximum = rpm;

  int kmh = 10*rpm*0.001885;
  return kmh;
}

int getRPM()
{
  int count = 0;
  boolean countFlag = LOW;
  unsigned long currentTime = 0;
  unsigned long startTime = millis();
  while (currentTime <= sampleTime)
  {
    if (digitalRead(hallSensorPin) == HIGH)
    {
      countFlag = HIGH;
    }
    if (digitalRead(hallSensorPin) == LOW && countFlag == HIGH)
    {
      count++;
      countFlag=LOW;
    }
    currentTime = millis() - startTime;
  }
  int countRpm = int(60000/float(sampleTime))*count;
  return countRpm;
}

int getWindDirection() {
  if (digitalRead(NOORD) == HIGH) {
    int windRichting = 1;
  } else if (digitalRead(NOORDOOST) == HIGH) {
    int windRichting = 2;
  } else if (digitalRead(OOST) == HIGH) {
    int windRichting = 3;
  } else if (digitalRead(ZUIDOOST) == HIGH) {
    int windRichting = 4;
  } else if (digitalRead(ZUID) == HIGH) {
    int windRichting = 5;
  } else if (digitalRead(ZUIDWEST) == HIGH) {
    int windRichting = 6;
  } else if (digitalRead(WEST) == HIGH) {
    int windRichting = 7;
  } else if (digitalRead(NOORDWEST) == HIGH) {
    int windRichting = 8;
  }
  return windRichting;
}

void loop() {
  if (client.connect(server, 80)) {
      client.print(F("GET /write_data.php?"));
      client.print(F("temp="));
      client.print(bme280.getTemperature());
      float pressure;
      client.print(F("&pres="));
      client.print(pressure = bme280.getPressure());
      client.print(bme280.calcAltitude(pressure));
      client.print(F("&humi="));
      client.print(bme280.getHumidity());
      client.print(F("&wnsp="));
      client.print(getWindspeed());
      client.print(F("&wndi="));
      client.print(getWindDirection());
      client.println(F(" HTTP/1.1"));
      client.println(F("Host: 213.134.252.166")); //Mijn ip niet ddos'en aub
      client.println(F("Connection: close"));
      client.println(); // Niet weghalen
      client.println(); // Niet weghalen
      client.stop();
    } else {
      Serial.println(F("Geen verbinding\n"));
    }

    delay(10000);
}