// TM1637 SevenSegment Counter Wokwi Example
//
// https://wokwi.com/projects/339227323398095442

#include <TM1637.h>

const int CLK = 6;
const int DIO = 3;

#define PIN_BLUE_BTN 5
#define PIN_GREEN_BTN 4

TM1637 tm(CLK, DIO);
int countapezzi = 0;
bool prevClock = true;
uint8_t prevSwitchState;
// codifica binaria dei simboli da 0 a 9
#define SG0 63
#define SG1 6
#define SG2 91
#define SG3 79
#define SG4 116
#define SG5 109
#define SG6 125
#define SG7 7
#define SG8 127
#define SG9 111
uint8_t readSwitchState() {
  bool a1s = digitalRead(A1);
  bool a2s = digitalRead(A2);
  bool a3s = digitalRead(A3);
  return (a1s << 2) | (a2s << 1) | (a3s << 0);
}

void writeSevSeg(uint8_t digit) {
    uint8_t pinA = 7;
    for (uint8_t i=0; i < pinA; i++) {
        if (digit & 1) {
            digitalWrite(pinA+i, HIGH);
        } else {
            digitalWrite(pinA+i, LOW);
        }
        digit >>= 1;
    }
}

void setup() {
    Serial.begin(115200);
    tm.init();
    tm.set(BRIGHT_TYPICAL);//BRIGHT_TYPICAL = 2,BRIGHT_DARKEST = 0,BRIGHTEST = 7;
    pinMode(PIN_GREEN_BTN,  INPUT_PULLUP);
    pinMode(A1, INPUT_PULLUP);
    pinMode(A2, INPUT_PULLUP);
    pinMode(A3, INPUT_PULLUP);
    //writeSevSeg(SG1);

}

void loop() {
  uint8_t swState = readSwitchState();
  if (swState != prevSwitchState) {
      prevSwitchState = swState;
      Serial.println(swState);
      if (swState == 3)
          writeSevSeg(SG1);
      else if (swState == 5)
          writeSevSeg(SG2);
      else if (swState == 6) 
          writeSevSeg(SG3);
      else if (swState == 7)
          writeSevSeg(SG0);
  }
  bool clock = digitalRead (PIN_GREEN_BTN);
  
  if (!clock && prevClock ) {          // qui incremento
      
      countapezzi++;
      tm.displayNum(countapezzi);
      
  }
  prevClock = clock;
}