#include <Adafruit_NeoPixel.h>
#include <SPI.h>
#include <MFRC522.h>
#include <Arduino.h>
#include <WiFi.h>
#include <HTTPClient.h>
#include <Tone32.h> //https://github.com/lbernstone/Tone
#include <LiquidCrystal_I2C.h>
#include <Wire.h>
#include <string>
#define ON 1
#define OFF 0
#define BUZZER_CHANNEL 0
#define RELAY_PIN 2
#define NEOPIXEL_PIN 4
#define RFID_SS_PIN 14
#define BUZZER_PIN 15
#define RFID_RST_PIN 27
#define STRIPSIZE 16
#define LANGUAGE_PIN 34
#define OPEN_DOOR 0
#define DOOR_CLOSES_IN 1
#define DONT_FORGET_CLOSE_DOOR 2
#define THE_DOOR 3
#define ERROR_CARD 4
#define NOT_FOUND 5
#define ACCESS 6
#define GRANTED 7
#define ACTIVATING 8
#define PORTS 9
#define CONNECTED_TO 10
#define OFFICEYA_NETWORK 11
#define CONNECTING 12
#define ACTIVATING_RFID 13
#define RFID_ACTIVATED 14
#define NO_NETWORK 15
#define LANGUAGE_CHANGED 16
#define ACUTAL_LANGUAGE 17
#define INNOVATING 18
#define SOLUTIONS 19
#define MAX_ELEMENTS 20
const String english[MAX_ELEMENTS] = {"Open the door",
"It closes in:",
"Dont forget to",
"CLOSE the door",
"Error, card",
"not found",
"ACCESS",
"GRANTED",
"Activating",
"Ports...",
"Connecting to",
"OfficeYA Network",
"Connecting...",
"Activating RFID",
"RFID Activaded",
"Network not AVBL",
"Language changed",
"Using English",
"** Innovating **",
"*** Solutions **"};
const String spanish[MAX_ELEMENTS] = {"Abra la puerta",
"Se cierra en: ",
"No olvide CERRAR",
"la puerta",
"ERROR, tarjeta",
"no LOCALIZADA",
"ACCESO",
"AUTORIZADO",
"Activando",
"Puertos...",
"Conectando a la",
"red de OfficeYA",
"Conectando...",
"Activando RFID",
"Activado RFID",
"Red no disponible",
"Cabmio de idioma",
"Usando ESPANOL",
"** Innovando ***",
"** Soluciones **"};
const int lcdColumns = 18;
const int lcdRows = 2;
int language = 1; // 1 = Spanish, 0 = English
int prev_language = 9;
int loop_counter = 1;
boolean incrementing = true;
String card = "";
String messages[MAX_ELEMENTS];
MFRC522 rfid(RFID_SS_PIN, RFID_RST_PIN);
LiquidCrystal_I2C lcd(0x3F, lcdColumns, lcdRows);
Adafruit_NeoPixel strip = Adafruit_NeoPixel(STRIPSIZE, NEOPIXEL_PIN, NEO_GRB + NEO_KHZ800);
void lcdMessage(String text1, String text2, int delayms = 500) {
lcd.clear();
lcd.setCursor(0, 0);
lcd.print(text1);
lcd.setCursor(0, 1);
lcd.print(text2);
delay(delayms);
}
void changeLanguage() {
if (language != prev_language) {
if (language == 1) {
for (int i = 0; i <= MAX_ELEMENTS; i++) {
messages[i] = spanish[i];
}
} else {
for (int i = 0; i <= MAX_ELEMENTS; i++) {
messages[i] = english[i];
}
}
prev_language = language;
if (language == 1) {
language = 0;
} else {
language = 1;
}
}
lcdMessage(messages[LANGUAGE_CHANGED], messages[ACUTAL_LANGUAGE], 1500);
}
void lightIt(int led, uint32_t color, int wait) {
strip.setPixelColor(led, color);
strip.show();
delay(wait);
}
void colorWipe(uint32_t c, uint8_t wait, int mode = 1) {
if (mode == 1) {
for (uint16_t i = 0; i < strip.numPixels(); i++) {
lightIt(i, c, wait);
}
} else {
for (uint16_t i = (strip.numPixels() - 1); i > 0; i--) {
lightIt(i, c, wait);
}
lightIt(0, c, wait);
}
}
void relayMode(int mode, int delayms = 500) {
if (mode == 1) {
lcdMessage(messages[OPEN_DOOR], "", 100);
digitalWrite(RELAY_PIN, HIGH);
lcdMessage(messages[OPEN_DOOR], messages[DOOR_CLOSES_IN], 0);
for (int i = 0; i < 10; i++) {
lcd.setCursor(14, 1);
lcd.print(10 - i);
if (i != 0) {
lcd.setCursor(15, 1);
lcd.print(" ");
}
colorWipe(strip.Color(0, 200, 0), 28);
delay(104);
colorWipe(strip.Color(0, 0, 0), 28);
}
} else {
lcdMessage(messages[DONT_FORGET_CLOSE_DOOR], messages[THE_DOOR], 100);
digitalWrite(RELAY_PIN, LOW);
delay(delayms);
}
}
void errorSound() {
colorWipe(strip.Color(200, 0, 0), 25);
lcdMessage(messages[ERROR_CARD], messages[NOT_FOUND]);
for (int i = 0; i < 4; i++) {
tone(BUZZER_PIN, 150, 200, BUZZER_CHANNEL);
tone(BUZZER_PIN, 125, 225, BUZZER_CHANNEL);
}
noTone(BUZZER_PIN, BUZZER_CHANNEL);
delay(3000);
colorWipe(strip.Color(0, 0, 0), 25, 0);
}
void okSound() {
lcdMessage(messages[ACCESS], messages[GRANTED], 500);
tone(BUZZER_PIN, 350, 150, BUZZER_CHANNEL);
tone(BUZZER_PIN, 275, 250, BUZZER_CHANNEL);
tone(BUZZER_PIN, 350, 150, BUZZER_CHANNEL);
noTone(BUZZER_PIN, BUZZER_CHANNEL);
}
void checkLanguage() {
if (digitalRead(LANGUAGE_PIN) == 1) {
Serial.println("Push button pushed, changing language");
changeLanguage();
}
}
uint32_t Wheel(byte WheelPos) {
if (WheelPos < 85) {
return strip.Color(WheelPos * 3, 255 - WheelPos * 3, 0);
} else if (WheelPos < 170) {
WheelPos -= 85;
return strip.Color(255 - WheelPos * 3, 0, WheelPos * 3);
} else {
WheelPos -= 170;
return strip.Color(0, WheelPos * 3, 255 - WheelPos * 3);
}
}
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));
}
checkLanguage();
strip.show();
delay(wait);
}
}
void detectCardRFID(){
if ( ! rfid.PICC_IsNewCardPresent() || ! rfid.PICC_ReadCardSerial() ) {
if (incrementing){
if (loop_counter <= 15){
checkLanguage();
loop_counter++;
} else {
lcdMessage(messages[INNOVATING], messages[SOLUTIONS], 0);
loop_counter = 15;
incrementing = false;
}
} else {
if (loop_counter >= 1){
checkLanguage();
loop_counter--;
} else {
lcdMessage("*** OfficeYA ***", "Business Centers", 0);
loop_counter = 0;
incrementing = true;
}
}
return;
} else {
Serial.print(F("Card UID:"));
for (byte i = 0; i < rfid.uid.size; i++) {
card += rfid.uid.uidByte[i];
Serial.print(rfid.uid.uidByte[i] < 0x10 ? " 0" : " ");
Serial.print(rfid.uid.uidByte[i], HEX);
}
Serial.println();
Serial.print("Decimal: ");
Serial.println(card);
Serial.println();
}
}
void verifyAccessRights(){
if (card != "") {
String url = "";
if (WiFi.status() == WL_CONNECTED) {
HTTPClient http;
url = "http://youripaddress/status/" + card + ".json";
http.begin(url);
http.addHeader("Content-Type", "text/plain");
int httpResponseCode = http.POST("");
if (httpResponseCode > 0) {
if ( strcmp("ok", http.getString().c_str()) == 0 ) {
okSound();
relayMode(ON);
relayMode(OFF, 1000);
} else {
errorSound();
}
} else {
errorSound();
}
http.end();
} else {
lcdMessage("ERROR:", messages[NO_NETWORK], 2000);
}
}
}
void setup() {
char* ssid = "";
char* password = "";
ssid = "yourssid";
password = "yourpassword";
Serial.begin(115200);
changeLanguage();
delay(100);
strip.begin();
strip.setBrightness(25);
strip.show();
colorWipe(strip.Color(0, 0, 0), 1);
lcd.init();
lcd.backlight();
lcdMessage(messages[ACTIVATING], messages[PORTS]);
pinMode(RELAY_PIN, OUTPUT);
pinMode(BUZZER_PIN, OUTPUT);
pinMode(LANGUAGE_PIN, INPUT);
lcdMessage(messages[CONNECTED_TO], messages[OFFICEYA_NETWORK]);
Serial.print("*** Connecting to network: ");
Serial.print(ssid);
Serial.println(" ***");
WiFi.begin(ssid, password);
while (WiFi.status() != WL_CONNECTED) {
lcdMessage(messages[CONNECTING], "", 500);
}
Serial.println("");
Serial.println("Connected to WiFi");
Serial.print("IP Address: ");
Serial.println(WiFi.localIP());
lcdMessage(messages[ACTIVATING_RFID], messages[RFID_ACTIVATED]);
SPI.begin();
rfid.PCD_Init();
delay(10);
digitalWrite(RELAY_PIN, LOW);
lcdMessage("*** OfficeYA ***", "Business Centers", 1);
}
void loop() {
card = "";
rainbow(15);
detectCardRFID();
verifyAccessRights();
}
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