#include <Adafruit_NeoPixel.h>
#ifdef __AVR__
#include <avr/power.h>
#endif
#define NeoPixel_PIN 8
Adafruit_NeoPixel strip = Adafruit_NeoPixel(10, NeoPixel_PIN, NEO_GRB + NEO_KHZ800);
//////////////////////
#include <MFRC522.h>
#include”rfid.h”
RFID rfid;
#include <SoftwareSerial.h>
#include “Adafruit_Soundboard.h”

// Choose any two pins that can be used with SoftwareSerial to RX & TX
#define SFX_TX 5
#define SFX_RX 6
#define ACT 3
// Connect to the RST pin on the Sound Board
#define SFX_RST 4
// You can also monitor the ACT pin for when audio is playing!

// we’ll be using software serial
SoftwareSerial ss = SoftwareSerial(SFX_TX, SFX_RX);

// pass the software serial to Adafruit_soundboard, the second
// argument is the debug port (not used really) and the third
// arg is the reset pin
Adafruit_Soundboard sfx = Adafruit_Soundboard(&ss, NULL, SFX_RST);
// can also try hardware serial with
// Adafruit_Soundboard sfx = Adafruit_Soundboard(&Serial1, NULL, SFX_RST);

// audio track names on soundboard
char KavyaDanny[] =    “T01     WAV”;
char KavyaSar[] =    “T08     OGG”;
char DannySar[] =    “T03     WAV”;
char DannyKavyaSar[] =    “T04     WAV”;
int playing = 0;

#define RST_PIN         4          // Configurable, see typical pin layout above
#define SS_PIN          10        // Configurable, see typical pin layout above

MFRC522 rc(SS_PIN, RST_PIN);

int Kavya = 0;
int Danny = 0;
int Sar = 0;

int readsuccess;
int match = 0;
byte defcard[][4] = {{0x02, 0x98, 0x68, 0x5E}, {0x66, 0x41, 0x41, 0xD5}, {0xC2, 0x20, 0x28, 0x5E}}; //for multiple card
int N = 3; //change this to the number of cards/tags you will use
byte readcard[4]; //stores the UID of current tag which is read

int switchState = 0;
int switch_pin = 2;
const int ledPin =  13;      // the number of the LED pin

void setup() {
pinMode(switch_pin, INPUT_PULLUP);
pinMode(A5, OUTPUT);
pinMode(A4, OUTPUT);
pinMode(A3, OUTPUT);
pinMode(A2, OUTPUT);
//   pinMode(A1, OUTPUT);

digitalWrite(A5, HIGH);
digitalWrite(A4, HIGH);
digitalWrite(A3, HIGH);
digitalWrite(A2, HIGH);
//    digitalWrite(A1, HIGH);

#if defined (__AVR_ATtiny85__)
#endif
strip.begin();
strip.show();

Serial.begin(9600);
delay(50);
rfid.init();
SPI.begin();
rc.PCD_Init(); //initialize the receiver
rc.PCD_DumpVersionToSerial(); //show details of card reader module

//  Serial.println(F(“the authorised cards are”)); //display authorised cards just to demonstrate you may comment this section out
//  for (int i = 0; i < N; i++) {
//    Serial.print(i + 1);
//    Serial.print(”  “);
//    for (int j = 0; j < 4; j++) {
//      Serial.print(defcard[i][j], HEX);
//    }
//    Serial.println(“”);
//  }
//  Serial.println(“”);
//  Serial.println(F(“Scan Access Card to see Details”));
//  // softwareserial at 9600 baud
ss.begin(9600);
if (!sfx.reset()) {
Serial.println(“Not found”);
while (1);
}
Serial.println(“SFX board found”);

}

void loop() {
//  sfx.stop();
digitalWrite(A5, HIGH);

switchState = digitalRead(switch_pin);
if (switchState == HIGH) {
// enter Read Card Mode
digitalWrite(A5, HIGH);
digitalWrite(A4, HIGH);
digitalWrite(A3, HIGH);
digitalWrite(A2, HIGH);

//digitalWrite(4, LOW);
//pinMode(4, OUTPUT);
//  delay(10);
//    delay(100);
//  digitalWrite(4, HIGH);
//  pinMode(4, INPUT);
//   delay(1000);

sfx.stop();  // turn off audio
// turn LED on:
digitalWrite(ledPin, HIGH);

readsuccess = getid();
if (readsuccess) {
int match = 0;
}

for (int i = 0; i < N; i++) {
Serial.print(“Testing Against Authorised card no: “);
Serial.println(i + 1);
if (!memcmp(readcard, defcard[i], 4)) {
match++;
}
if (match)
{
//Serial.println(“CARD AUTHORISED”);
delay(500);
}
else {
Serial.println(“CARD NOT Authorised”);
delay(500);
}
}
}
else if (switchState == ! HIGH) {  // gathering mode – outcome
// turn LED off:
PlayMusicNlights ();
digitalWrite(ledPin, LOW);
}
}

////////////////////////////////////////
void PlayMusicNlights () {
// digitalWrite(4, HIGH);

//  sfx.stop();

// find out of the audio board is playing audio
// int playing = digitalRead(ACT);

if ((Sar == 1) && (Danny == 1) && (Kavya == 1)) {

//playAudio(DannyKavyaSar, playing);
//  sfx.stop();
digitalWrite(A2, LOW);
delay (100);
digitalWrite(A5, HIGH);
rainbow(50); //(Rainbow) NeoPixle LED
//uint8_t n = 4; //track 4
//sfx.playTrack((uint8_t)n);
//sfx.playTrack(4);
//  playing = 0;
Serial.println(“Stage 1 achievement”);
}
else if ((Kavya == 1) && (Danny == 1)) {
// sfx.stop();
//uint8_t n = 5; //track 5
// sfx.playTrack((uint8_t)n);
// sfx.playTrack(5);
digitalWrite(A3, LOW);
delay (100);
digitalWrite(A5, HIGH);
theaterChase(strip.Color(0, 127, 0), 50); // Green
Serial.println(“Stage 2 achievement”);
//playAudio(KavyaDanny, playing);
//      playing = 0;
}
else if ((Sar == 1) && (Danny == 1)) {
//sfx.stop();
//     uint8_t n = 8; //track 8
//     sfx.playTrack((uint8_t)n);
// sfx.playTrack(8);
digitalWrite(A4, LOW);
delay (100);
digitalWrite(A5, HIGH);
theaterChase(strip.Color(200, 0, 200), 50); //Purple
Serial.println(“Stage 3 achievement”);
//      playAudio(DannySar, playing);
//      playing = 0;
// sfx.playTrack(TRACK003WAV);
}
else if ((Sar == 1) && (Kavya == 1)) {
// sfx.stop();
//     uint8_t n = 0; //track 0
//     sfx.playTrack((uint8_t)n);
digitalWrite(A5, LOW);
delay (100);
digitalWrite(A5, HIGH);
theaterChase(strip.Color(255, 30, 0), 50); //Orangeh
//  sfx.playTrack(“T08     OGG”);
Serial.println(“Stage 4 achievement”);
//playAudio(KavyaSar, playing);
playing = 0;
}
Kavya = 0;
Danny = 0;
Sar = 0;

//sfx.stop();
}

////////////////////////////////////////
int getid() {
if (!rc.PICC_IsNewCardPresent()) {
return 0;
}
if (!rc.PICC_ReadCardSerial()) {
return 0;
}

for (int i = 0; i < 4; i++) {
readcard[i] = rc.uid.uidByte[i]; //storing the UID of the tag in readcard
Serial.print(readcard[i], HEX);

if (readcard[0] == 0x66) {
Danny = 1;
Serial.println(“Danny is here!”);
}
else if (readcard[0] == 0x02) {
Kavya = 1;
Serial.println(“Kavya is here!”);
}
else if (readcard[0] == 0xC2) {
Sar = 1;
Serial.println(“Sar is here!”);
}
}
Serial.println();

}

void rainbow(uint8_t wait) {
uint16_t i, j;
for (j = 0; j < 256; j++) {
for (i = 0; i < strip.numPixels(); i++) {
strip.setPixelColor(i, Wheel((i + j) & 255));
}
strip.show();
delay(wait);
}
}

uint32_t Wheel(byte WheelPos) {
WheelPos = 255 – WheelPos;
if (WheelPos < 85) {
return strip.Color(255 – WheelPos * 3, 0, WheelPos * 3);
}
if (WheelPos < 170) {
WheelPos -= 85;
return strip.Color(0, WheelPos * 3, 255 – WheelPos * 3);
}
WheelPos -= 170;
return strip.Color(WheelPos * 3, 255 – WheelPos * 3, 0);
}

void colorWipe(uint32_t c, uint8_t wait) {
for (uint16_t i = 0; i < strip.numPixels(); i++) {
strip.setPixelColor(i, c);
strip.show();
delay(wait);
}
}
//Theatre-style crawling lights.
void theaterChase(uint32_t c, uint8_t wait) {
for (int j = 0; j < 10; j++) { //do 10 cycles of chasing
for (int q = 0; q < 3; q++) {
for (uint16_t i = 0; i < strip.numPixels(); i = i + 3) {
strip.setPixelColor(i + q, c);  //turn every third pixel on
}
strip.show();
delay(wait);
for (uint16_t i = 0; i < strip.numPixels(); i = i + 3) {
strip.setPixelColor(i + q, 0);      //turn every third pixel off
}
}
}
}

//Theatre-style crawling lights with rainbow effect
void theaterChaseRainbow(uint8_t wait) {
for (int j = 0; j < 256; j++) {   // cycle all 256 colors in the wheel
for (int q = 0; q < 3; q++) {
for (uint16_t i = 0; i < strip.numPixels(); i = i + 3) {
strip.setPixelColor(i + q, Wheel( (i + j) % 255)); //turn every third pixel on
}
strip.show();
delay(wait);
for (uint16_t i = 0; i < strip.numPixels(); i = i + 3) {
strip.setPixelColor(i + q, 0);      //turn every third pixel off
}
}
}
}

// Slightly different, this makes the rainbow equally distributed throughout
void rainbowCycle(uint8_t wait) {
uint16_t i, j;
for (j = 0; j < 256 * 5; j++) { // 5 cycles of all colors on wheel
for (i = 0; i < strip.numPixels(); i++) {
strip.setPixelColor(i, Wheel(((i * 256 / strip.numPixels()) + j) & 255));
}
strip.show();
delay(wait);
}
}

/* ************* Audio Board Helper Functions ************* */
// helper function to play a track by name on the audio board
//void playAudio( String trackname, int playing ) {
void playAudio( char * trackName, int playing ) {
// stop track if one is going
if (playing = 0) {
sfx.stop();
playing = 1;
}
}