//----------------------------------------------//
//        DEP.RISET & DEVELOPMENT PT.KMSI       //
//            PROGRAM WATER MATIC V.02          //
//----------------------------------------------//
//--------------------DONE----------------------//
/* https://drive.google.com/drive/folders/1Ut6DXOjooY1B7jmoPgQ7SmhYUEw3YBXw?usp=sharing */

//==============================================// ULTRASONIK SENSOR
#include <SoftwareSerial.h>
SoftwareSerial mySerial(11, 10); // RX, TX
unsigned char data[4] = {};
int distance;

//==============================================// EEPROM
#include <EEPROM.h>
int inputData;
int readData[21];
String numStr;
String passStr;
String newPassword;
String inputPass;
char storedPassword[9];
const byte passwordAddress = 42;
const int maxAttempts = 5; 

//==============================================// KEYPAD
#include <Keypad.h>
#define BUP 'A'   //-- Up
#define BDN 'B'   //-- Down
#define DEL 'C'   //-- Delete
#define BOK '*'   //-- Ok
#define BCK '#'   //-- Back

char key;
const byte ROWS = 4;
const byte COLS = 4;
char keys[ROWS][COLS] = {
  {'1', '2', '3', 'A'},   // A = UP
  {'4', '5', '6', 'B'},   // B = DOWN
  {'7', '8', '9', 'C'},   // C = OK
  {'*', '0', '#', 'D'}    // D = DELETE, # = BACK
};
byte rowPins[ROWS] = {25, 24, 23, 22};    //-- Row connection pin
byte colPins[COLS] = {29, 28, 27, 26};    //-- Coloum connection pin
Keypad keypad = Keypad(makeKeymap(keys), rowPins, colPins, ROWS, COLS);

//==============================================// LIQUID CRYSTAL
#include <Wire.h>
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 20, 4);

//==============================================// TRUCK
//-- Inisialisasi GPIO Tower Lamp Indicator
#define LTRUCK 37
#define L50KL  36
#define L20KL  35
#define LPUMP  34

//-- Inisialisasi GPIO Electrical Water Pump
#define VALVE  33
#define ACC    32
#define START  31

//==============================================// MILLIS TIMER
const byte DelaySetupSensor = 1000; //--delay for setup sensor
const byte Delay = 100;             //--millis delay
unsigned long currentMillis;        //--for looping
unsigned long currentPassMillis;    //--for password
unsigned long currentStarterMillis; //--for crannking
unsigned long currentLedMillis;     //--for lamp
unsigned long currentTimeMillis;    //--for timer 10 s

unsigned long previousMillis;        //--for looping
unsigned long previousPassMillis;    //--for password
unsigned long previousStarterMillis; //--for cranking
unsigned long previousLedMillis;     //--for lamp

unsigned long startMillis1;         //--dispaly pause time when the truck 20KL arrives
unsigned long startMillis2;         //--dispaly pause time when the truck 50KL arrives
unsigned long startMillis3;         //--dispaly pause time when the truck 20KL leaves
unsigned long startMillis4;         //--dispaly pause time when the truck 50KL leaves

unsigned long elapsedSeconds20KL;   //--from startMillis1
unsigned long elapsedSeconds50KL;   //--from startMillis2

//==============================================// LOGIC
//-- BOOLEAN => FALSE/TRUE
boolean state;      //--to run the truck 20/50KL function
boolean mode20KL;   //--to run the truck 20KL function
boolean mode50KL;   //--to run the truck 20KL function
boolean back;       //--to back from input password

//-- INTEGER
int truckChoice;    //--to select type of the truck
int count20KL;      //--to lamp 20KL
int count50KL;      //--to lamp 50KL
int ledState;       //--to state blink led
int starterState;   //--to state cranking/starter

//==============================================// STORED DATA
const int dataSize = 20; // Total data yang ingin disimpan
int values[dataSize] = {
  360, 100,
  200, 250, 210, 260, 200, 210,
  100, 150, 110, 260, 100, 110,
  10, 5,
  10, 5,
  3, 2,
};

String password;

int distance_UP;
int distance_DOWN;

int distanceA_COME20KL;
int distanceB_COME2OKL;
int distanceA_EMPTY20KL;
int distanceB_EMPTY20KL;
int distanceA_FULL20KL;
int distanceB_FULL20KL;

int distanceA_COME50KL;
int distanceB_COME5OKL;
int distanceA_EMPTY50KL;
int distanceB_EMPTY50KL;
int distanceA_FULL50KL;
int distanceB_FULL50KL;

int delayCOME20KL;
int delayCOME50KL;
int delayFULL20KL;
int delayFULL50KL;
int delayCranking;
int delayLamp;

int failedAttempts; 

//==============================================// VOLTAGE DEVIDER
//-- Inisialiasi Voltage Divider (50v max)
int VoltDiv   = A0;
float vin     = 0.0;
float result  = 0.0;
float R1      = 7500.0;         //-- Resistor 7.5K
float R2      = 68000.0;        //-- Resistor 68K
int value     = 0;
const byte crankingValue = 13;

//==============================================// FUNCTION TO RESET 
//-- Restart After Setup
void(* reset) (void) = 0;