#include<iostream>
#include<conio.h>
#include<fstream>
#include<stdio.h>
#include<dos.h>
using namespace std;
class hotel
{
	 int room_no;
	 char name[30];
	 char address[50];
	 char phone[10];
    char food[10];
    char drink[10];
    char price[20];
	 public:
	 void main_menu();                                                               //to dispay the main menu
	 void ayenew();                                                                  //to book a room
	 void display();                                                                  //to display the customer record
	 void rooms();                                                                  //to display alloted rooms
	 void edit();                                                                   //to edit the customer record
	 int check(int);                                                                 //to check room status
	 void modify(int);                                                               //to modify the record
	 void delete_rec(int);                                                          //to delete the record
};

void hotel::main_menu()
{
	 int choice;
	  cin>>choice;
	 while(choice!=5)
	 {
		system("cls");
cout<<"\n\t     ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::";
cout<<"\n\t     :::::                 MAIN MENU                         ::::::::";
cout<<"\n\t     :::::           1    BOOK A ROOM                        ::::::::";
cout<<"\n\t     :::::           2    Customer Record                    ::::::::";
cout<<"\n\t     :::::           3    Rooms Allotted                     ::::::::";
cout<<"\n\t     :::::           4    Edit Record                        ::::::::";
cout<<"\n\t     :::::           5    Exit                               ::::::::";
cout<<"\n\t     ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::";
cout<<"\n\n\n\n\tEnter Your Choice:                                                    ";
		  cin>>choice;

		  switch(choice)
		  {
				case 1: ayenew();
						  break;
				case 2: display();
						  break;
				case 3: rooms();
						  break;
				case 4: edit();
						  break;
				case 5: break;
				default:
						  {
								cout<<"\n\n\t\t\tWrong choice!!!";
								cout<<"\n\t\t\tPress any key to continue!!";
								getch();
						  }
		  }
	 }
}

void hotel::ayenew()
{
system("cls");
	 int rediet,habtamu;
	 ofstream fout("Record.dat",ios::app);
     	 cout<<"\nxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx";
       cout<<"\nxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx";
       cout<<"\nxxxx                                    xxxx";
       cout<<"\nxxxx        Enter Customer Detalis      xxxx";
	    cout<<"\nxxxx                                    xxxx";
	    cout<<"\nxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx";
    	 cout<<"\nxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx";
	 cout<<"\n\n Room no: ";
	 cin>>rediet;
	 habtamu=check(rediet);

	 if(habtamu)
		  cout<<"\n Sorry..!!!Room is already booked";
	 else
	 {
		  room_no=rediet;
		  cout<<" Name: ";
		  gets(name);
		  cout<<" Address: ";
        gets(address);
        cout<<" Phone No: ";
		  gets(phone);
        cout<<" the food that you want: ";
		  gets(food);
        cout<<"the drink you want: ";
        gets(drink);
        cout<<"  the cost that you use : ";
		  gets(price);

		  fout.write((char*)this,sizeof(hotel));
		  cout<<"\n Room is booked!!!";
	 }

	 cout<<"\n Press any key to continue!!";
	 getch();
	 fout.close();
}

void hotel::display()
{
	system("cls");
	 ifstream fin("Record.dat",ios::in);
	 int rediet,habtamu;
	 cout<<"\n Enter room no: ";
	 cin>>rediet;

	 while(!fin.eof())
	 {
		  fin.read((char*)this,sizeof(hotel));
		  if(room_no==rediet)
		  {
				system("cls");
				cout<<"\n Cusromer Details";
				cout<<"\n ****************";
				cout<<"\n Room no: "<<room_no;
				cout<<"\n Name: "<<name;
				cout<<"\n Address: "<<address;
				cout<<"\n food : "<<food;
            cout<<"\n drink : "<<drink;
            cout<<"\n price : "<<price;


				habtamu=1;
				break;
		  }
	 }

	 if(habtamu==0)
		  cout<<"\n Sorry Room no. not found or vacant!!";

	 cout<<"\n\n Press any key to continue!!";
	 getch();
	 fin.close();
}

void hotel::rooms()
{
	 system("cls");
	 ifstream fin("Record.dat",ios::in);
	 cout<<"\n\t\t\tList Of Rooms Allotted";
	 cout<<"\n\t\t\t____________________________________________________________________";
	 cout<<"\n Room No.\tName\tAddress\tPhone No.\tfood\tdrink\tprice";

	 while(!fin.eof())
	 {
		  fin.read((char*)this,sizeof(hotel));
		  cout<<"\n\n\n"<<room_no<<"\t\t"<<name;
		  cout<<"\t"<<address<<"\t\t"<<phone;
        cout<<"\t"<<food<<"\t\t"<<drink;
	 }   cout<<"\t"<<price;

	 cout<<"\n\n\n\t\t\tPress any key to continue!!";
	 getch();
	 fin.close();
}

void hotel::edit()
{
	 system("cls");
	 int choice,rediet;
	 cout<<"\n HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH";
    cout<<"\n HHHHH                                       HHHHH";
    cout<<"\n HHHHH                                       HHHHH";
    cout<<"\n HHHHH         EDIT MENU                     HHHHH";
	 cout<<"\n HHHHH         1.Modify Customer Record      HHHHH";
    cout<<"\n HHHHH          2.Delete Customer Record     HHHHH";
    cout<<"\n HHHHH                                       HHHHH";
    cout<<"\n HHHHHH                                      HHHHH";
    cout<<"\n HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH";
	 cout<<"\n\n\t Enter your choice: ";
	 cin>>choice;

	 system("cls");
	 cout<<"\n Enter room no: ";
	 cin>>rediet;

	 switch(choice)
	 {
		  case 1: modify(rediet);
					 break;
		  case 2: delete_rec(rediet);
					 break;
		  default: cout<<"\n Wrong Choice!!";
	 }

	 cout<<"\n Press any key to continue!!!";
	 getch();
}

int hotel::check(int rediet)
{
	 int habtamu=0;
	 ifstream fin("Record.dat",ios::in);
	 while(!fin.eof())
	 {
		  fin.read((char*)this,sizeof(hotel));
		  if(room_no==rediet)
		  {
				habtamu=1;
					 break;
		  }
	 }

	 fin.close();
	 return(habtamu);
}

void hotel::modify(int rediet)
{
	 long pos,habtamu=0;
	 fstream file("Record.dat",ios::in|ios::out|ios::binary);

	 while(!file.eof())
	 {
		  pos=file.tellg();
		  file.read((char*)this,sizeof(hotel));
		  if(room_no==rediet)
		  {   cout<<"\n :::::::::::::::::::::::::::::::::";
            cout<<"\n ::::::::::::::::::::::::::::::::::";
				cout<<"\n :::::   Enter New Details    :::::";
				cout<<"\n ::::::::::::::::::::::::::::::::::";
            cout<<"\n ::::::::::::::::::::::::::::::::::";
				cout<<"\n Name: ";
				gets(name);
				cout<<" Address: ";
				gets(address);
				cout<<" Phone no: ";
				gets(phone);
           cout<<" food: ";
				gets(food);
             cout<<" drink: ";
				gets(drink);
            cout<<" Price: ";
				gets(price);

				file.seekg(pos);
				file.write((char*)this,sizeof(hotel));
				cout<<"\n Record is modified!!";
				habtamu=1;
				break;
		  }
	 }

	 if(habtamu==0)
		  cout<<"\n Sorry Room no. not found or vacant!!";

	 file.close();
}

void hotel::delete_rec(int rediet)
{
	 int habtamu=0;
	 char ch;
	 ifstream fin("Record.dat",ios::in);
	 ofstream fout("temp.dat",ios::out);

	 while(!fin.eof())
	 {
		  fin.read((char*)this,sizeof(hotel));
		  if(room_no==rediet)
		  {
				cout<<"\n Name: "<<name;
				cout<<"\n Address: "<<address;
				cout<<"\n Pone No: "<<phone;
            cout<<"\n food: "<<food;
            cout<<"\n drank: "<<drink;
            cout<<"\n price: "<<price;
				cout<<"\n\n Do you want to delete this record(y/n): ";
				cin>>ch;

				if(ch=='n')
				fout.write((char*)this,sizeof(hotel));

				habtamu=1;
		  }
		  else
				fout.write((char*)this,sizeof(hotel));
	 }

	 fin.close();
	 fout.close();

	 if(habtamu==0)
		  cout<<"\n Sorry room no. not found or vacant!!";
	 else
	 {
		  remove("Record.dat");
		  rename("temp.dat","Record.dat");
	 }
}

int main()
{
	 hotel h;
	 system("cls");
	     cout<<"\n\t@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@";
        cout<<"\n\t@@@@@                                                      @@@@@@";
        cout<<"\n\t@@@@@                                                      @@@@@@";
        cout<<"\n\t@@@@@                   WELLCME TO OUR                     @@@@@@";
	     cout<<"\n\t@@@@@                   HOTEL MANAGEMENT PROJECT           @@@@@@";
        cout<<"\n\t@@@@@                   DEAR OUR STRANGER                  @@@@@@";
        cout<<"\n\t@@@@@                                                      @@@@@@";
        cout<<"\n\t@@@@@                                                      @@@@@@";
	     cout<<"\n\t@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@";
cout<<"\n\n   WWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWW";
cout<<"\n   WWWWWWWWW                                                    WWWWWWW";
cout<<"\n   WWWWWWWWW         THISE PROJECT IS DEVOLOPED BY              WWWWWWW";
cout<<"\n   WWWWWWWWW         FIRSIT YEAR INFORMATION SYSTEM             WWWWWWW";
cout<<"\n   WWWWWWWWW         STUDENTS IN WOLLO UNIVERCITY               WWWWWWW";
cout<<"\n   WWWWWWWWW         KIOT CAMPASS IN GINBOT 29/2009 E.C         WWWWWWW";
cout<<"\n   WWWWWWWWW                                                    WWWWWWW";
cout<<"\n   WWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWW";
	 

	 cout<<"\n\n\n\t SET BY :";
	 
	 cout<<"\n\n\t  GRUUP 5 MEMBERS  ";

	 cout<<"\n\n\t\t\t\tPress any NUMERIC key to continue...........";
	 getch();
 h.main_menu();
}