Notes

//START OF THE PROGRAM FOR HOTEL MANAGEMENT

#include<iostream>
#include<conio.h>
#include<fstream>
#include<stdio.h>
#include<stdlib.h>
#include<dos.h>

using namespace std;

//START OF CLASS



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 bill(int); //for the bill of a record
};
//END OF CLASS



//FOR DISPLAYING MAIN MENU



void hotel::main_menu()
{

int choice;
while(choice!=5)
{

system("cls");
cout<<"ntttt*************************";
cout<<"ntttt SIMPLE HOTEL MANAGEMENT ";
cout<<"ntttt * MAIN MENU *";
cout<<"ntttt*************************";
cout<<"nnnttt1.Book A Room";
cout<<"nttt2.Customer Records";
cout<<"nttt3.Rooms Allotted";
cout<<"nttt4.Edit Record";
cout<<"nttt5.Exit";
cout<<"nntttEnter 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<<"nntttWrong choice.....!!!";
cout<<"ntttPress any key to continue....!!";
getch();

}

}

}

}


//END OF MENU FUNCTION


//FUNCTION FOR BOOKING OF ROOM


void hotel::add()
{

system("cls");
int r,flag;
ofstream fout("Record.dat",ios::app);

cout<<"n Enter Customer Detalis";
cout<<"n ----------------------";
cout<<"nn Room no: ";
cout<<"n Total no. of Rooms - 50";
cout<<"n Ordinary Rooms from 1 - 30";
cout<<"n Luxuary Rooms from 31 - 45";
cout<<"n Royal Rooms from 46 - 50";
cout <<"n Enter The Room no. you want to stay in :- "<<endl;
cin>>r;

flag=check(r);

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

else
{

room_no=r;
cout<<" Name: ";
cin>>name;
cout<<" Address: ";
cin>>address;
cout<<" Phone No: ";
cin>>phone;

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

}

cout<<"n Press any key to continue.....!!";

getch();
fout.close();

}


//END OF BOOKING FUNCTION


//FUNCTION FOR DISPLAYING A PURTICULAR CUSTOMER`S RECORD





void hotel::display()
{

system("cls");

ifstream fin("Record.dat",ios::in);
int r,flag;

cout<<"n Enter room no. for a particular customer`s details :- "<<endl;
cin>>r;

while(!fin.eof())
{

fin.read((char*)this,sizeof(hotel));
if(room_no==r)
{

system("cls");
cout<<"n Cusromer 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();
}


//END OF DISPLAY FUNCTION

//FUNCTION TO DISPLAY ALL ROOMS OCCUPIED


void hotel::rooms()
{

system("cls");

ifstream fin("Record.dat",ios::in);
cout<<"nttt List Of Rooms Allotted";
cout<<"nttt ----------------------";
cout<<"nn Room No.tNamettAddressttttPhone No.n";

while(!fin.eof())
{

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();

}


//FUNCTION FOR EDITING RECORDS AND FOR BILL


void hotel::edit()
{

system("cls");

int choice,r;
cout<<"n EDIT MENU";
cout<<"n ---------";
cout<<"nn 1.Modify Customer Record";
cout<<"n 2.Delete Customer Record";
cout<<"n 3. Bill Of Customer";
cout<<"n Enter your choice: ";

cin>>choice;
system("cls");

cout<<"n Enter room no: " ;
cin>>r;

switch(choice)
{

case 1: modify(r);
break;

case 2: delete_rec(r);
break;

case 3: bill(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);

}


//FUNCTION TO MODIFY CUSTOMERS RECORD


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: ";
cin>>name;
cout<<" Address: ";
cin>>address;
cout<<" Phone no: ";
cin>>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();

}


//END OF MODIFY FUNCTION


//FUNCTION FOR DELETING RECORD


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<<"nn 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");

}

}


//END OF DELETE FUNCTION


//FUNCTION FOR CUSTOMER`S BILL

void hotel::bill(int r)
{

hotel h1;
ifstream f1;
f1.open("record.dat",ios::in|ios::binary);

if(!f1)
cout<<"cannot open";

else
{

f1.read((char*)&h1,sizeof (hotel));
while(f1)

{

f1.read((char*)&h1,sizeof(hotel));

}

if (h1.room_no == r)
{

if(h1.room_no>=1&&h1.room_no<=30)
cout<<"your bill = 2000";

else if (h1.room_no>=35&&h1.room_no<=45)
cout<<"your bill = 5000" ;

else
cout<<"your bill = 7000";

}

else
{ cout<<"room no. not found";}

}

f1.close();
getch();

}

//END OF BILLING FUNCTION

//START OF MAIN PROGARM


int main()
{

hotel h;

system("cls");

cout<<"nttt****************************";
cout<<"nttt* HOTEL MANAGEMENT PROJECT *";
cout<<"nttt****************************";
cout<<"nnttDeveloped By:";
cout<<"t G. Rohit";
cout<<"nnnnnnntttttPress any key to continue....!!";

getch();

h.main_menu();
return 0;
}

//END OF MAIN PROGRAM