#include <Arduino.h>
#include <WiFi.h>

const char *SSID = "***********";
const char *PASS = "***********";

WiFiServer server(80);

#define POMP_PIN     4  // dit is de pomp sturing aan/uit.
#define KLEP1_PIN    2  // dit is de klep van de groep die het gazon beregent.
#define KLEP2_PIN    16 // dit is de klep van de groep die de voortuin beregent.
#define KLEP3_PIN    17 // dit is de klep van de groep die de borders beregent.

int merkerpomp;
int merkergazon;
int merkervoortuin;
int merkerborders;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(POMP_PIN,  OUTPUT);
  pinMode(KLEP1_PIN, OUTPUT);
  pinMode(KLEP2_PIN, OUTPUT);
  pinMode(KLEP3_PIN, OUTPUT);
  delay(10);



  Serial.println("connecting");
  WiFi.begin(SSID, PASS);

  while (WiFi.status() !=WL_CONNECTED)
  {
    delay(500);
    Serial.print(".");
  }
  Serial.println(WiFi.localIP());
  server.begin();
  
}
void(* resetFunc) (void) = 0;//declare reset function at address 0

void sproeiinstallatie(){

// sturing van de pomp
if (merkerpomp==false)
{
  digitalWrite (POMP_PIN, LOW);
}

if (merkerpomp==true)
{
  digitalWrite (POMP_PIN, HIGH);
}
else
{
  digitalWrite (POMP_PIN, LOW);
  digitalWrite (KLEP1_PIN, LOW);
  digitalWrite (KLEP2_PIN, LOW);
  digitalWrite (KLEP3_PIN, LOW);
               (merkerpomp = LOW);
               (merkergazon = LOW);
               (merkervoortuin = LOW);
               (merkerborders = LOW);
}

// sturing van de pomp met de klep van het gazon
if (merkerpomp==true && merkergazon==true)
{
  digitalWrite (KLEP1_PIN, HIGH);
  digitalWrite (KLEP2_PIN, LOW);
  digitalWrite (KLEP3_PIN, LOW);
               (merkervoortuin = LOW);
               (merkerborders = LOW);
               
}
else
{
  digitalWrite (KLEP1_PIN, LOW);
               (merkergazon = LOW);
}

// sturing van de pomp met de klep van de voortuin
if (merkerpomp==true && merkervoortuin==true)
{
  digitalWrite (KLEP2_PIN, HIGH);
  digitalWrite (KLEP1_PIN, LOW);
  digitalWrite (KLEP3_PIN, LOW);
               (merkergazon = LOW);
               (merkerborders = LOW);
}
else
{
  digitalWrite (KLEP2_PIN, LOW);
               (merkervoortuin = LOW);
}

// sturing van de pomp met de klep van de borders
if (merkerpomp==true && merkerborders==true)
{
  digitalWrite (KLEP3_PIN, HIGH);
  digitalWrite (KLEP1_PIN, LOW);
  digitalWrite (KLEP2_PIN, LOW);
               (merkergazon = LOW);
               (merkervoortuin = LOW);
}
else
{
  digitalWrite (KLEP3_PIN, LOW);
               (merkerborders = LOW);
}

}

void loop() {
  WiFiClient Client = server.available();
  if (!Client) {return;}
  String request=Client.readStringUntil('\r');
  Serial.println(request);
  resetFunc(); //call reset  
  if (request.indexOf("POMP_ON")!=-1);  {merkerpomp = HIGH;}         //digitalWrite(POMP_PIN, HIGH)
  if (request.indexOf("POMP_OFF")!=-1)  {merkerpomp = LOW;}          //digitalWrite(POMP_PIN, LOW);
  if (request.indexOf("KLEP1_ON")!=-1)  {merkergazon = HIGH;}        //digitalWrite(KLEP1_PIN, HIGH);
  if (request.indexOf("KLEP1_OFF")!=-1) {merkergazon = LOW;}         //digitalWrite(KLEP1_PIN, LOW);
  if (request.indexOf("KLEP2_ON")!=-1)  {merkervoortuin = HIGH;}     //digitalWrite(KLEP2_PIN, HIGH);
  if (request.indexOf("KLEP2_OFF")!=-1) {merkervoortuin = LOW;}      //digitalWrite(KLEP2_PIN, LOW);
  if (request.indexOf("KLEP3_ON")!=-1)  {merkerborders = HIGH;}      //digitalWrite(KLEP3_PIN, HIGH);
  if (request.indexOf("KLEP3_OFF")!=-1) {merkerborders = LOW;}       //digitalWrite(KLEP3_PIN, LOW);



  Client.println("HTTP/1.1 200 ok");////Mandatory
  Client.println("");// //Mandatory
  Client.println("<div align='center'>");
  Client.println("<h1> Web page created by Martijn Pannekoek </h1>");
  Client.print("click <a href=\"LED=ON\">here</a> to turn the LED on <br>");
  Client.print("click <a href=\"LED=OFF\">here</a> to turn the LED off <br>");
  Client.println("<hr/>");
  Client.println("</div>");
  Client.println("<hr />");
  Client.println("<br>");
  Client.println("&copy Martijn 2021");

  Client.flush();//Mandatory
  delay(1);
  
  sproeiinstallatie;
}