Snooze-Swatter

Swatter.ino

#include <Servo.h>
#include <Wire.h>
#include <DS3231.h>
#include <Adafruit_GFX.h>                // Include Adafruit graphics library
#include <Adafruit_SSD1306.h>            // Include Adafruit SSD1306 OLED driver

#define SCREEN_WIDTH 128 // OLED display width, in pixels
#define SCREEN_HEIGHT 64 // OLED display height, in pixels

// Declaration for an SSD1306 display connected to I2C (SDA, SCL pins)
// The pins for I2C are defined by the Wire-library. 
// On an arduino UNO:       A4(SDA), A5(SCL)
// On an arduino MEGA 2560: 20(SDA), 21(SCL)
// On an arduino LEONARDO:   2(SDA),  3(SCL), ...
#define OLED_RESET     -1 // Reset pin # (or -1 if sharing Arduino reset pin)
#define SCREEN_ADDRESS 0x3C ///< See datasheet for Address; 0x3D for 128x64, 0x3C for 128x32

Servo servo;
Time t;
DS3231  rtc(SDA, SCL);
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);

char temperature[6];
int pos = 0;
bool active = false;
const int buttonPin = 2;    // the number of the pushbutton pin

void setupClock(){
   // Setup Serial connection
  Serial.begin(115200);
  // Uncomment the next line if you are using an Arduino Leonardo
  //while (!Serial) {}
  
  // Initialize the rtc object
  rtc.begin();
}

void setupDisplay(){
   // by default, we'll generate the high voltage from the 3.3v line internally! (neat!)
  display.begin(SSD1306_SWITCHCAPVCC, SCREEN_ADDRESS);  // initialize with the I2C addr 0x3D (for the 128x64)
  // init done
 
  // Clear the display buffer.
  display.clearDisplay();
  display.display();
}

void setDate(){
  // The following lines can be uncommented to set the date and time
  rtc.setDOW(FRIDAY);     // Set Day-of-Week to SUNDAY
  rtc.setTime(17, 32, 0);     // Set the time to 12:00:00 (24hr format)
  rtc.setDate(29, 1, 2021);   // Set the date to January 1st, 2014
}

void setup() {
  setupClock();
  setupDisplay();
  // setDate();
  
  servo.attach(9);
  servo.write(pos);
  pinMode(buttonPin, INPUT);
}

int activeHour = 18;
int activeMin = 35;
int alarmHour = 18;
int alarmMin = 38;

void loop() {
  t = rtc.getTime();
  //printTime();
  displayWrite();
  
  
  // Activate at midnight
  if( ( t.hour == activeHour ) and ( t.min == activeMin )  and ( t.sec == 0 ) ){
    
    // Make sure we don't activate on the weekends
    if( t.dow < 6 ){
      Serial.println("Activated by time.");
      active = true;
    }
  }

  // Turn off if button is pressed
  bool buttonPressed = digitalRead( buttonPin );
  if( buttonPressed ){
    Serial.println("Deactivated by button.");
    active = false;
  }
  
  if( active ){

    // Swat if past wake-up time
    if( ( t.hour >= alarmHour ) and ( t.min >= alarmMin ) ){
      swat();
    }
  }
  
  delay(1000);
}

void displayWrite(){
  t = rtc.getTime();
  display.setTextColor(WHITE, BLACK);
  display.drawRect(117, 56, 3, 3, WHIT  E);     // Put degree symbol ( ° )

  float temp = rtc.getTemp();
  dtostrf( temp, 5, 2, temperature );
  //sprintf( temperature, "%f", temp );
  Serial.println( temperature );
  draw_text(0, 56, "TEMPERATURE =", 1);
  draw_text(122, 56, "C", 1);
  draw_text( 80, 56, temperature, 1 );

  draw_text( 4, 14, rtc.getDateStr(), 2 );
  draw_text( 16, 35, rtc.getTimeStr(), 2 );
  Serial.print( rtc.getDateStr() );
  Serial.print( " " );
  Serial.println( rtc.getTimeStr() );
}

void swat(){
  int del = 5;
  for (pos = 0; pos <= 90; pos += 1) { // goes from 0 degrees to 180 degrees
    // in steps of 1 degree
    servo.write(pos);              // tell servo to go to position in variable 'pos'
    delay(del);                       // wait for the servo to reach the position
  }
  for (pos = 90; pos >= 0; pos -= 1) { // goes from 180 degrees to 0 degrees
    servo.write(pos);              // tell servo to go to position in variable 'pos'
    delay(del);                       // wait for the servo to reach the position
  }
}

void draw_text(byte x_pos, byte y_pos, char *text, byte text_size) {
  display.setCursor(x_pos, y_pos);
  display.setTextSize(text_size);
  display.print(text);
  display.display();
}