C++ Hotel Management Project

#include
#include
#include
#include
#include

class hotel
{
 int room_no;
 char name[30];
 char address[50];
 char phone[10];

 public:
 void main_menu();  //to dispay the main menu
 void add();   //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;
 while(choice!=5)
 {
  clrscr();
  cout<<"\n\t\t\t\t*************";
  cout<<"\n\t\t\t\t* MAIN MENU *";
  cout<<"\n\t\t\t\t*************";
  cout<<"\n\n\n\t\t\t1.Book A Room";
  cout<<"\n\t\t\t2.Customer Record";
  cout<<"\n\t\t\t3.Rooms Allotted";
  cout<<"\n\t\t\t4.Edit Record";
  cout<<"\n\t\t\t5.Exit";
  cout<<"\n\n\t\t\tEnter Your Choice: ";
  cin>>choice;

  switch(choice)
  {
   case 1: add();
    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::add()
{
 clrscr();
 int r,flag;
 ofstream fout("Record.dat",ios::app);

 cout<<"\n Enter Customer Detalis";
 cout<<"\n ----------------------";
 cout<<"\n\n Room no: ";
 cin>>r;
 flag=check(r);

 if(flag)
  cout<<"\n Sorry..!!!Room is already booked";

 else
 {
  room_no=r;
  cout<<" Name: ";
  gets(name);
  cout<<" Address: ";
  gets(address);
  cout<<" Phone No: ";
  gets(phone);
  fout.write((char*)this,sizeof(hotel));
  cout<<"\n Room is booked...!!!";
 }

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

void hotel::display()
{
 clrscr();
 ifstream fin("Record.dat",ios::in);
 int r,flag;
 cout<<"\n Enter room no: ";
 cin>>r;

 while(!fin.eof())
 {
  fin.read((char*)this,sizeof(hotel));
  if(room_no==r)
  {
   clrscr();
   cout<<"\n Cusromer Details";
   cout<<"\n ----------------";
   cout<<"\n\n Room no: "<<room_no;
   cout<<"\n Name: "<<name;
   cout<<"\n Address: "<<address;
   cout<<"\n Phone no: "<<phone;
   flag=1;
   break;
  }
 }

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

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

}


void hotel::rooms()
{
 clrscr();
 ifstream fin("Record.dat",ios::in);
 cout<<"\n\t\t\t    List Of Rooms Allotted";
 cout<<"\n\t\t\t    ----------------------";
 cout<<"\n\n Room No.\tName\t\tAddress\t\t\t\tPhone No.\n";

 while(!fin.eof())
 {
  fin.read((char*)this,sizeof(hotel));
  cout<<"\n\n "<<room_no<<"\t\t"<<name;
  cout<<"\t\t"<<address<<"\t\t"<<phone;
 }
 cout<<"\n\n\n\t\t\tPress any key to continue.....!!";
 getch();
 fin.close();
}

void hotel::edit()
{
 clrscr();
 int choice,r;

 cout<<"\n EDIT MENU";
 cout<<"\n ---------";
 cout<<"\n\n 1.Modify Customer Record";
 cout<<"\n 2.Delete Customer Record";

 cout<<"\n Enter your choice: ";
 cin>>choice;
 clrscr();
 cout<<"\n Enter room no: " ;
 cin>>r;

 switch(choice)
 {
  case 1: modify(r);
   break;
  case 2: delete_rec(r);
   break;
  default: cout<<"\n Wrong Choice.....!!";
 }
 cout<<"\n Press any key to continue....!!!";
 getch();
}


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

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


void hotel::modify(int r)
{
 long pos,flag=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==r)
  {
   cout<<"\n Enter New Details";
   cout<<"\n -----------------";
   cout<<"\n Name: ";
   gets(name);
   cout<<" Address: ";
   gets(address);
   cout<<" Phone no: ";
   gets(phone);

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

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

void hotel::delete_rec(int r)
{
 int flag=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==r)
  {
   cout<<"\n Name: "<<name;
   cout<<"\n Address: "<<address;
   cout<<"\n Pone No: "<<phone;
   cout<<"\n\n Do you want to delete this record(y/n): ";
   cin>>ch;

   if(ch=='n')
    fout.write((char*)this,sizeof(hotel));
   flag=1;
  }
  else
   fout.write((char*)this,sizeof(hotel));
 }

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


void main()
{
 hotel h;
 textmode(C80);
 textbackground(WHITE);
 textcolor(RED);

 clrscr();
 cout<<"\n\t\t\t****************************";
 cout<<"\n\t\t\t* HOTEL MANAGEMENT PROJECT *";
 cout<<"\n\t\t\t****************************";
 sleep(2);

 cout<<"\n\n\n\n\t\tMade By:";
 sleep(1);
 cout<<"\tThe Crazy Programmer";
 sleep(1);
 cout<<"\n\n\t\tSubmitted To:";
 sleep(1);
 cout<<"\tMrs. Rakhi Jain";
 sleep(1);
 cout<<"\n\n\n\n\n\n\n\t\t\t\t\tPress any key to continue....!!";
 getch();
 h.main_menu();
}