// Deven Pace - Course Project
// Airline Seat Reservation Program
//Start
//develop constants and function prototypes
//declare each col and row values
//develope display menu functions
//open seat price File
//if opened unsuccessful, code error message
//code switch statement for each seating options
//seating option functions
//end

#include <iostream>
#include <iomanip>
#include <fstream>
#include <string>

using namespace std;

//!!!Remember * is taken and # is available!!!//

//------------------------------------------------------------------------------
                             //---Constants---//
//------------------------------------------------------------------------------

//---First Class---//
const int firstCOLS = 4;
const int firstROWS = 5;

//---Coach---//
const int coachCOLS = 6;
const int coachROWS = 5;

//------------------------------------------------------------------------------
                             //---Function Proto---//
//------------------------------------------------------------------------------

void seatChart(double firstArray[firstROWS][firstCOLS], double coachOneArray[coachROWS][coachCOLS], double coachTwoArray [coachROWS][coachCOLS]);
void displayMenu(double, double firstArray[firstROWS][firstCOLS], double coachOneArray[coachROWS][coachCOLS], double coachTwoArray [coachROWS][coachCOLS]);

//------------------------------------------------------------------------------
                             //---Main Program---//
//------------------------------------------------------------------------------

int main()
{

  //---Variables---//
  double choice = 0;
  const int firstClass = 1,
            firstCoach = 2,
            secondCoach = 3,
            displaySeat = 4,
            EXIT = 5;
  double firstArray[firstROWS][firstCOLS];
  double coachOneArray[coachROWS][coachCOLS];
  double coachTwoArray[coachROWS][coachCOLS];

 //---Start of Menu---//
  cout << "Rigsby Programming Airline Reservation" << endl;
  cout << "--------------------------------------" << endl;

 //---display menu options---//

  displayMenu(choice, firstArray,coachOneArray, coachTwoArray);

  return 0;
}

//------------------------------------------------------------------------------
                         //---Display Menu Function---//
//------------------------------------------------------------------------------

void displayMenu(double, double, firstArray[firstROWS][firstCOLS], double coachOneArray[coachROWS][coachCOLS], double coachTwoArray[coachROWS][coachCOLS])
{
  //---Variables---//
  int CHOICE;
  int firstClassRow, firstClassCol;
  int secondClassRow, secondClassCol;

  double countFirst = 0, countFirstCoach = 0, countSecondCoach = 0;

  const int FIRSTCLASS = 1,
            FIRSTCOACH = 2,
            SECONDCOACH = 3,
            DISPLAYSEAT = 4,
            EXIT = 5;

  double firstPrice;
  double coachOnePrice;
  double coachTwoPrice;

  //---Menu---//
  cout << "Please choose from the following option: (1-5)" << endl;
  cout << "----------------------------------------------\n" << endl;
  cout << "1: First Class" << endl;
  cout << "2: First Coach" << endl;
  cout << "3: Second Coach" << endl;
  cout << "4: Display Available Seating" << endl;
  cout << "5: Exit" << endl;

  //---User Input---//
  cin >> CHOICE;

//------------------------------------------------------------------------------
                  //---Open Input File/Check for failure---//
//------------------------------------------------------------------------------

//---Open File---///
ifstream inputfile;
inputfile.open("SeatPrices.txt");

//---Validation Error---//
if (inputfile.fail())
{
  cout << "Sorry, that file does not exits or can not be found";
  exit(1);
}

//---Colect Numbers From File---//
inputfile >> firstPrice;
inputfile >> coachOnePrice;
inputfile >> coachTwoPrice;

//---Close File---//
inputfile.close();

//------------------------------------------------------------------------------
                  //---Switch Statements and Menu---//
//------------------------------------------------------------------------------

switch (CHOICE)
 {
   //---First Class Case---//
   case FIRSTCLASS:
   cout << "You have selected to reserve first class" << endl;
   cout << "\nThe price for a first class seat is: $" << firstPrice << endl;
   cout << "\nIf you would like to continue, please choose a seat: (1-5) ";
   cin >> firstClassRow;

   //---If statements---//
   if (firstClassRow > 5)
   {
     cout <<"\nYou have entered an incorrect row number, please choose 1-5 ";
     cin >> firstClassRow;
   }

  cout << "\nPlease select an available seat: (1-4)";
  cin >> firstClassCol;

  if (firstClassCol > 4)
  {
    cout << "You have entered an incorrect seat number, please chose 1-4 ";
    cin >> firstClassCol;
  }

  if (firstArray[firstROWS - 1][firstCOLS - 1] != '*')
  {
    firstArray[firstROWS - 1][firstCOLS - 1] = '*';
    cout << endl << "Your seat has been reserved\n";
    countFirst++;
  }
  else {
    cout << "Sorry, that seat is occupied." << endl;
  }
  break;

  //---First Coach Case---//
  case FIRSTCOACH:
		cout << "You have chosen to reserve first coach class" << endl;
		cout << "\nThe price for a first coach seat is: $" << coachOnePrice << endl;
		cout << "\nNow please pick which row you would like to sit in: ";
		cin >> firstClassCol;
		cout << "Please pick which seat you would like to sit in.  Please enter between 6-10: ";
		cin >> firstClassCol;

		if (firstClassCol > 10)
		{
			cout << "\nYou have entered an incorrect row number, please enter between 6-10 ";
				cin >> firstClassCol;
		}

		cout << "\nPlease pick which seat you would like to sit in, please enter between 1-6:  ";
		cin >> firstClassCol;

		if (firstClassCol > 6)
		{
			cout << "You have entered an incorrect seat number, please enter between 1-6";
				cin >> firstClassCol;
		}

		if (coachOneArray[coachROWS - 1][coachCOLS - 1] != '*')
		{
			coachOneArray[coachROWS - 1][coachCOLS - 1] = '*';
			cout << endl << "Your seat has been reserved\n";
			countFirstCoach++;
		}

		else {
			cout << "I'm sorry the seat is occupied" << endl;
		}
		break;

  //---Second Coach Case---//
  case SECONDCOACH:
    cout << "You have chosen to reserve second coach class" << endl;
    cout << "\nThe price for a second coach seat is: $" << coachTwoPrice << endl;
    cout << "\n Now please pick which r ow you would like to sit in: ";
    cin >> secondClassRow;

    if (secondClassRow > 15)
    {
      cout << "\n You have entered an invalid row number, please enter between 11-15 ";
      cin >> secondClassRow;
    }

    cout << "\nPlease pick which seat you would like to sit in, please entere between 1-6: ";
    cin >> secondClassCol;

    if (secondClassCol > 6)
    {
      cout << "You have entered an invalid seat number, please pick between 1-6";
      cin >> secondClassCol;
    }

    if (coachTwoArray[coachROWS - 1][coachCOLS - 1] != '*')
    {

      coachTwoArray[coachROWS - 1][coachCOLS - 1] = '*';
      cout << endl << "Your seat has been reserved\n";
      countSecondCoach++;
    }

    else {
      cout <<"I'm sorry, that seat is occupied." << endl;
    }
    break;

  //---Display Case---//
  case DISPLAYSEAT:
    seatChart(firstArray, coachOneArray, coachTwoArray);
    break;

  //---Exit Case---//
  case EXIT:
    cout <<"You have chosen to exit the program." << endl;
    exit(1);
    break;
 }
}

//------------------------------------------------------------------------------
                 //---Function for the Seating Chart---//
//------------------------------------------------------------------------------

  void seatChart(double firstArray[firstROWS][firstCOLS], double coachOneArray[coachROWS][coachCOLS], double coachTwoArray[coachROWS][coachCOLS])
  {
    cout << "The seating chart is as follows:" << endl;
    cout << "--------------------------------" << endl;

    //---First Class Seating---//
    cout << "First Class is seats 1-4 and Row 1-5\n" << endl;

    for (int x = 0; x < firstROWS; x++)
    {
      for (int y = 0; y < firstCOLS; y++)
      {
        firstArray[x][y] = '#';
        cout << firstArray[x][y];
      }
      cout << endl;
    }
    //---First Coach seating---//
    cout << "First Coach Class is seats 1-6 and Row 6-10\n" << endl;

    for (int x = 0; x < coachROWS; x++)
    {
      for (int y = 0; y < coachCOLS; y++)
      {
        coachOneArray[x][y] = '#';
        cout << coachOneArray[x][y];
      }
      cout << endl;
    }

    //---Second Coach seating---//
    cout << "\nSecond Coach Class are seats 1-6, Rows 11-15\n" << endl;

    for (int x = 0; x < coachROWS; x++)
    {
      for (int y = 0; y < coachCOLS; y++)
        {
          coachOneArray[x][y] = '#';
          cout << coachTwoArray[x][y];
        }
    }
}