Notes

#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];
public:
void main_menu();//to desplay the main menu
void add(); //to book a room
void display();//to display the costumer record
void rooms();//to desplay allowed room
void edit();//to edit the costumer record
void check();//to check room status
void modify();//to modify the record
void delete_rec(int);//to delete the record
};
void hotel::main_menu()
{
int choise;
while(choise!=5)
{
cout<<"ntttt"*******************";
cout<<"ntttt"* MAIN MENU *";
cout<<"ntttt"*******************";
cout<<"nttttt1.book a room";
cout<<"nttttt2.costumer record";// "/n=endl" /t-----sposton textin ne mes->
cout<<"nttttt3.rooms allowed";
cout<<"nttttt4.edit record";
cout<<"nttttt5.exit";
cout<<"ntttttEnter your choise: ";
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<<"nntttWrong choice!!!";
cout<<"ntttPress any key to continue!!";
getch();
}
}
}
}
void hotel::add(){
int r,flag;
ofstream fout ("record.dat",ios::app);
cout<<"n Enter costumer details";
cout<<"n***********************";
cout<<"nn room no:";
cin>>r;
flag=check(r);
if(flag)
cout<<"n sorry..!!!Room is already booked";
else{
room_no=r;
cout<<"Name:";
gets(name); //gets(name)=cin>>
cout<<"Address:";
gets(address);
cout<<"Phone no:";
gets(phone);
fout.write((char*)this,sizeof(hotel));//shkruan ne file
cout<<"n Room is booked!!!";
}
cout<<"n Pres any key to continue!!";
getch();
fout.close();
}
void hote::display(){
ifstream fin("record.dat",ios::in);
int r,flag;
cout<<"nEnter room no:";
cin>>r;
while(!fin.eof()){
fin.read((char*)this,sizeof(hotel));
if (room_no==r)
{
cout<<"n costumer details";
cout<<"n ****************";
cout<<"nn 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<<"nn Press any key to continue!!";
getch();
fin.close();
}
void hotel::rooms(){
ifstream fin("record.dat",ios::in);
cout<<"ntttList of rooms allotted";
cout<<"nttt**********************";
cout<<"nn room no.tnamettaddressttphone no.n";
while(!fin.eof())//end of file
{
fin.read((char*)this,sizeof(hotel));
cout<<"nn"<<room_no<<"tt"<<name;
cout<<"tt"<<address<<"tt"<<phone;
}
cout<<"nnntttPress any key to continue!!";
getch();
fin.close();
}
void hotel::edit()
{
int choice,r;
cout<<n "EDIT MENU";
cout<<"n *********";
cout<<"nn 1.Modify costumer record";
cout<<"n 2.Delete costumer record";
cout<<"n Enter your choice:";
cin>>choice;

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::Init |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<<"n address:";
gets(address);
cout<<"n phone no:";
gets(phone_no);
}
}
}