int segmentA = 2;
int segmentB = 3;
int segmentC = 4;
int segmentD = 5;
int segmentE = 6;
int segmentF = 7;
int segmentG = 8;
int buttonPin = 12;
int digit = 0;
int buttonState = 0;

void setup() {
  Serial.begin(9600);
  pinMode(segmentA, OUTPUT);
  pinMode(segmentB, OUTPUT);
  pinMode(segmentC, OUTPUT);
  pinMode(segmentD, OUTPUT);
  pinMode(segmentE, OUTPUT);
  pinMode(segmentF, OUTPUT);
  pinMode(segmentG, OUTPUT);
  pinMode(buttonPin, INPUT);
  randomSeed(analogRead(0));
}

void loop() {
  buttonState = digitalRead(buttonPin);
  Serial.print("Button State: ");
  Serial.println(buttonState);
  
  if (buttonState == HIGH) {
    // Loading sequence
    unsigned long startTime = millis();
    while (millis() - startTime < 1000) {
      displayLoading();
      delay(200);
    }
    
    // Cycle through numbers randomly before displaying the chosen number
    for (int i = 0; i < 10; i++) {
      int tempdigit = random(10);
      digit = tempdigit;
      displayNumber(digit);
      delay(200); // Adjust the delay time for cycling speed
    }
    
    // Generate and display the randomly chosen number
    int tempdigit = random(10);
    digit = tempdigit;
    Serial.print("Displayed Number: ");
    Serial.println(digit);
    displayNumber(digit);
    
    delay(500); // Delay before accepting another button press
  }
}

void displayLoading() {
  // Outer segments loading animation
  digitalWrite(segmentA, HIGH);
  digitalWrite(segmentG, LOW);
  delay(100);
  digitalWrite(segmentA, LOW);
  digitalWrite(segmentB, HIGH);
  delay(100);
  digitalWrite(segmentB, LOW);
  digitalWrite(segmentC, HIGH);
  delay(100);
  digitalWrite(segmentC, LOW);
  digitalWrite(segmentD, HIGH);
  delay(100);
  digitalWrite(segmentD, LOW);
  digitalWrite(segmentE, HIGH);
  delay(100);
  digitalWrite(segmentE, LOW);
  digitalWrite(segmentF, HIGH);
  delay(100);
  digitalWrite(segmentF, LOW);
  digitalWrite(segmentG, LOW);
  delay(100);
}

void displayNumber(int num) {
  switch (num) {
    case 0:
      digitalWrite(segmentA, HIGH);
      digitalWrite(segmentB, HIGH);
      digitalWrite(segmentC, HIGH);
      digitalWrite(segmentD, HIGH);
      digitalWrite(segmentE, HIGH);
      digitalWrite(segmentF, HIGH);
      digitalWrite(segmentG, LOW);
      break;
    case 1:
      digitalWrite(segmentA, LOW);
      digitalWrite(segmentB, HIGH);
      digitalWrite(segmentC, HIGH);
      digitalWrite(segmentD, LOW);
      digitalWrite(segmentE, LOW);
      digitalWrite(segmentF, LOW);
      digitalWrite(segmentG, LOW);
      break;
    case 2:
      digitalWrite(segmentA, HIGH);
      digitalWrite(segmentB, HIGH);
      digitalWrite(segmentC, LOW);
      digitalWrite(segmentD, HIGH);
      digitalWrite(segmentE, HIGH);
      digitalWrite(segmentF, LOW);
      digitalWrite(segmentG, HIGH);
      break;
    case 3:
      digitalWrite(segmentA, HIGH);
      digitalWrite(segmentB, HIGH);
      digitalWrite(segmentC, HIGH);
      digitalWrite(segmentD, HIGH);
      digitalWrite(segmentE, LOW);
      digitalWrite(segmentF, LOW);
      digitalWrite(segmentG, HIGH);
      break;
    case 4:
      digitalWrite(segmentA, LOW);
      digitalWrite(segmentB, HIGH);
      digitalWrite(segmentC, HIGH);
      digitalWrite(segmentD, LOW);
      digitalWrite(segmentE, LOW);
      digitalWrite(segmentF, HIGH);
      digitalWrite(segmentG, HIGH);
      break;
    case 5:
      digitalWrite(segmentA, HIGH);
      digitalWrite(segmentB, LOW);
      digitalWrite(segmentC, HIGH);
      digitalWrite(segmentD, HIGH);
      digitalWrite(segmentE, LOW);
      digitalWrite(segmentF, HIGH);
      digitalWrite(segmentG, HIGH);
      break;
    case 6:
      digitalWrite(segmentA, HIGH);
      digitalWrite(segmentB, LOW);
      digitalWrite(segmentC, HIGH);
      digitalWrite(segmentD, HIGH);
      digitalWrite(segmentE, HIGH);
      digitalWrite(segmentF, HIGH);
      digitalWrite(segmentG, HIGH);
      break;
    case 7:
      digitalWrite(segmentA, HIGH);
      digitalWrite(segmentB, HIGH);
      digitalWrite(segmentC, HIGH);
      digitalWrite(segmentD, LOW);
      digitalWrite(segmentE, LOW);
      digitalWrite(segmentF, LOW);
      digitalWrite(segmentG, LOW);
      break;
    case 8:
      digitalWrite(segmentA, HIGH);
      digitalWrite(segmentB, HIGH);
      digitalWrite(segmentC, HIGH);
      digitalWrite(segmentD, HIGH);
      digitalWrite(segmentE, HIGH);
      digitalWrite(segmentF, HIGH);
      digitalWrite(segmentG, HIGH);
      break;
    case 9:
      digitalWrite(segmentA, HIGH);
      digitalWrite(segmentB, HIGH);
      digitalWrite(segmentC, HIGH);
      digitalWrite(segmentD, HIGH);
      digitalWrite(segmentE, LOW);
      digitalWrite(segmentF, HIGH);
      digitalWrite(segmentG, HIGH);
      break;
  }
}