pomorino.ino

#include <ESP8266WiFi.h>
#include <WiFiClient.h>
#include <ESP8266HTTPClient.h>

const char* ssid = "vinirodr";
const char* password = "qwertyui";

IPAddress server(162,243,2,159);
const int httpPort = 80;

WiFiClient client;

const int LED_POS    = 13; // D7
const int LED_POS2   = 12; // D6
const int BTN_POS    = 4;  // D2
const int BTN_POS2   = 15; // D8
const int PINtoRESET = 14; // D5

int pomodoroTime = 10000; // 10 seconds
// 25 min => 1500000

bool statusOk = false;

void setup(){
  WiFi.begin(ssid, password);
  delay(1000);
  
  pinMode(LED_POS,  OUTPUT);
  pinMode(LED_POS2, OUTPUT);
  pinMode(BTN_POS,  INPUT);

  attachInterrupt(digitalPinToInterrupt(BTN_POS2), buttonISR, FALLING);

  pinMode(PINtoRESET, INPUT);
  digitalWrite(PINtoRESET, LOW);
}

void loop(){
  if(digitalRead(BTN_POS)) {
    // If pressed start timer
    startTimer();
    sendFinished();
    
    if(statusOk){
      // When timer is done, turn off LED
      digitalWrite(LED_POS, LOW);
      redAlarm();      
    }
  }

// Testing connection
//  if(client.connect(server, httpPort)){
//    digitalWrite(LED_POS, HIGH);
//  } else {
//    digitalWrite(LED_POS2, HIGH);
//  }
}

void resetTimer(){
  sendInterupted();
  pinMode(PINtoRESET, OUTPUT);
  delay(1000);
}

void startTimer(){
  digitalWrite(LED_POS, HIGH);
  delay(pomodoroTime);
}

void sendFinished(){
  if(client.connect(server, httpPort)){
    HTTPClient http;
    http.begin("http://162.243.2.159/pomodoro/finished");
    http.GET();

    statusOk = true;
  } else {
    digitalWrite(LED_POS, HIGH);
    digitalWrite(LED_POS2, HIGH);
    
    client.stop();
  }
}

void sendInterupted(){
  if(client.connect(server, httpPort)){
    HTTPClient http;
    http.begin("http://162.243.2.159/pomodoro/interupted");
    http.GET();
    
    statusOk = true;
  } else {
    digitalWrite(LED_POS, HIGH);
    digitalWrite(LED_POS2, HIGH);
    
    client.stop();
  }
}

void redAlarm(){
  for(int i = 0; i < 10; i++){
    digitalWrite(LED_POS2, HIGH);
    delay(300);
    digitalWrite(LED_POS2, LOW);
    delay(300);
  }
}

void greenAlarm(){
  for(int i = 0; i < 10; i++){
    digitalWrite(LED_POS, HIGH);
    delay(300);
    digitalWrite(LED_POS, LOW);
    delay(300);
  }
}

// Interuption function, resets loop
void buttonISR(){
  resetTimer();
}