/* SevSeg Counter Example

 Copyright 2017 Dean Reading

 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at
 http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.


 This example demonstrates a very simple use of the SevSeg library with a 4
 digit display. It displays a counter that counts up, showing deci-seconds.
 */

#include "SevSeg.h"
SevSeg sevseg; //Instantiate a seven segment controller object

unsigned long button_time = 0;
unsigned long last_button_time = 0;
int y = 0;

void setup()
{
    byte numDigits = 4;
    byte digitPins[] = {A5, A4, 4, 5};
    byte segmentPins[] = {6, 7, 8, 9, 10, 11, 12, 13};
    bool resistorsOnSegments = false;   // 'false' means resistors are on digit pins
    byte hardwareConfig = COMMON_ANODE; // See README.md for options
    bool updateWithDelays = false;      // Default 'false' is Recommended
    bool leadingZeros = false;          // Use 'true' if you'd like to keep the leading zeros
    bool disableDecPoint = false;       // Use 'true' if your decimal point doesn't exist or isn't connected

    sevseg.begin(hardwareConfig, numDigits, digitPins, segmentPins, resistorsOnSegments,
                 updateWithDelays, leadingZeros, disableDecPoint);
    sevseg.setBrightness(90);

    pinMode(2, INPUT_PULLUP);
    pinMode(3, INPUT_PULLUP);
    Serial.begin(9600);
    attachInterrupt(digitalPinToInterrupt(2), button_ISR_dec, CHANGE);
    attachInterrupt(digitalPinToInterrupt(3), button_ISR_inc, CHANGE);
}

void loop()
{

    sevseg.setNumber(y, 0);
    sevseg.refreshDisplay();
}

void button_ISR_dec()
{
    button_time = millis();
    //check to see if increment() was called in the last 250 milliseconds
    if (button_time - last_button_time > 250)
    {
        Serial.print("Pengunjung ");
        Serial.print(y++);
        Serial.println();
        last_button_time = button_time;
        // sevseg.setNumber(y, 1);
        // sevseg.refreshDisplay();
    }
}

void button_ISR_inc()
{
    button_time = millis();
    //check to see if increment() was called in the last 250 milliseconds
    if (button_time - last_button_time > 250)
    {
        Serial.print("Pengunjung ");
        Serial.print(y--);
        Serial.println();
        last_button_time = button_time;
    }
}
/// END ///