game_rental.cpp

#include<fstream.h>
#include<conio.h>
#include<stdio.h>
#include<process.h>
#include<string.h>
#include<iomanip.h>

class game
{
	char gno[6];
	char gname[50];
	char pname[20];
  public:
	void create_game()
	{
		cout<<"\nNEW game ENTRY...\n";
		cout<<"\nEnter The game no.";
		cin>>gno;
		cout<<"\n\nEnter The Name of The game ";
		gets(gname);
		cout<<"\n\nEnter The Publisher's Name ";
		gets(aname);
		cout<<"\n\n\ngame Created..";
	}

	void show_game()
	{
		cout<<"\ngame no. : "<<gno;
		cout<<"\ngame Name : ";
		puts(gname);
		cout<<"Publisher Name : ";
		puts(aname);
	}

	void modify_game()
	{
		cout<<"\ngame no. : "<<gno;
		cout<<"\nModify game Name : ";
		gets(gname);
		cout<<"\nModify Publisher's Name of game : ";
		gets(aname);
	}

	char* retgno()
	{
		return gno;
	}

	void report()
	{cout<<gno<<setw(30)<<gname<<setw(30)<<aname<<endl;}


};         




class customer
{
	char custid[6];
	char name[20];
	char stgno[6];
	int token;
public:
	void create_customer()
	{
		clrscr();
	 	cout<<"\nNEW CUSTOMER ENTRY...\n";
		cout<<"\nEnter The customer id ";
		cin>>custid;
		cout<<"\n\nEnter The Name of The customer ";
		gets(name);
		token=0;
		stgno[0]='/0';
		cout<<"\n\nCustomer Record Created..";
	}

	void show_customer()
	{
		cout<<"\nCustomer id : "<<custid;
		cout<<"\nCustomer Name : ";
		puts(name);
		cout<<"\nNo of game issued : "<<token;
		if(token==1)
			cout<<"\ngame No "<<stgno;
	}

	void modify_customer()
	{
		cout<<"\nCustomer id : "<<custid;
		cout<<"\nModify customer Name : ";
		gets(name);
	}

	char* retcustid()
	{
		return custid;
	}

	char* retstgno()
	{
		return stgno;
	}

	int rettoken()
	{
		return token;
	}

	void addtoken()
	{token=1;}

	void resettoken()
	{token=0;}

	void getstgno(char t[])
	{
		strcpy(stgno,t);
	}

	void report()
	{cout<<"\t"<<custid<<setw(20)<<name<<setw(10)<<token<<endl;}

};         

fstream fp,fp1;
game bk;
customer st;


void write_game()
{
	char ch;
	fp.open("game.dat",ios::out|ios::app);
	do
	{
		clrscr();
		bk.create_game();
		fp.write((char*)&bk,sizeof(game));
		cout<<"\n\nDo you want to add more record..(y/n?)";
		cin>>ch;
	}while(ch=='y'||ch=='Y');
	fp.close();
}

void write_customer()
{
	char ch;
	fp.open("customer.dat",ios::out|ios::app);
	do
	{
		st.create_customer();
		fp.write((char*)&st,sizeof(customer));
		cout<<"\n\ndo you want to add more record..(y/n?)";
		cin>>ch;
	}while(ch=='y'||ch=='Y');
	fp.close();
}

void display_spb(char n[])
{
	cout<<"\ngame DETAILS\n";
	int flag=0;
	fp.open("game.dat",ios::in);
	while(fp.read((char*)&bk,sizeof(game)))
	{
		if(strcmpi(bk.retgno(),n)==0)
		{
			bk.show_game();
		 	flag=1;
		}
	}
	
	fp.close();
	if(flag==0)
		cout<<"\n\ngame does not exist";
	getch();
}

void display_sps(char n[])
{
	cout<<"\ncustomer DETAILS\n";
	int flag=0;
	fp.open("customer.dat",ios::in);
	while(fp.read((char*)&st,sizeof(customer)))
	{
		if((strcmpi(st.retcustid(),n)==0))
		{
			st.show_customer();
			flag=1;
		}
	}
	
	fp.close();
	if(flag==0)
    		cout<<"\n\ncustomer does not exist";
 	getch();
}

void modify_game()
{
	char n[6];
	int found=0;
	clrscr();
	cout<<"\n\n\tMODIFY GAME REOCORD.... ";
	cout<<"\n\n\tEnter The game no. of The game";
	cin>>n;
	fp.open("game.dat",ios::in|ios::out);
	while(fp.read((char*)&bk,sizeof(game)) && found==0)
	{
		if(strcmpi(bk.retgno(),n)==0)
		{
			bk.show_game();
			cout<<"\nEnter The New Details of game"<<endl;
			bk.modify_game();
			int pos=-1*sizeof(bk);
		    	fp.seekp(pos,ios::cur);
		    	fp.write((char*)&bk,sizeof(game));
		    	cout<<"\n\n\t Record Updated";
		    	found=1;
		}
	}

    	fp.close();
    	if(found==0)
    		cout<<"\n\n Record Not Found ";
    	getch();
}


void modify_customer()
{
	char n[6];
	int found=0;
	clrscr();
	cout<<"\n\n\tMODIFY CUSTOMER RECORD... ";
	cout<<"\n\n\tEnter The CUSTOMER id of The customer";
	cin>>n;
	fp.open("customer.dat",ios::in|ios::out);
	while(fp.read((char*)&st,sizeof(customer)) && found==0)
	{
		if(strcmpi(st.retcustid(),n)==0)
		{
			st.show_customer();
			cout<<"\nEnter The New Details of customer"<<endl;
			st.modify_customer();
			int pos=-1*sizeof(st);
			fp.seekp(pos,ios::cur);
			fp.write((char*)&st,sizeof(customer));
			cout<<"\n\n\t Record Updated";
			found=1;
		}
	}
	
	fp.close();
	if(found==0)
		cout<<"\n\n Record Not Found ";
	getch();
}

void delete_customer()
{
	char n[6];
	int flag=0;	
	clrscr();
    	cout<<"\n\n\n\tDELETE customer...";
    	cout<<"\n\nEnter The customer id of the customer You Want To Delete : ";
    	cin>>n;
    	fp.open("customer.dat",ios::in|ios::out);
    	fstream fp2;
    	fp2.open("Temp.dat",ios::out);
    	fp.seekg(0,ios::beg);
    	while(fp.read((char*)&st,sizeof(customer)))
	{
		if(strcmpi(st.retcustid(),n)!=0)
	     		fp2.write((char*)&st,sizeof(customer));
		else
	   		flag=1;
	}
    	
	fp2.close();
    	fp.close();
    	remove("customer.dat");
    	rename("Temp.dat","customer.dat");
    	if(flag==1)
     		cout<<"\n\n\tRecord Deleted ..";
    	else
     		cout<<"\n\nRecord not found";
    	getch();
}


void delete_game()
{
	char n[6];
	clrscr();
	cout<<"\n\n\n\tDELETE game ...";
	cout<<"\n\nEnter The game no. of the game You Want To Delete : ";
	cin>>n;
	fp.open("game.dat",ios::in|ios::out);
	fstream fp2;
	fp2.open("Temp.dat",ios::out);
	fp.seekg(0,ios::beg);
	while(fp.read((char*)&bk,sizeof(game)))
	{
		if(strcmpi(bk.retgno(),n)!=0)  
		{
			fp2.write((char*)&bk,sizeof(game));
		}
	}
    	
	fp2.close();
    	fp.close();
    	remove("game.dat");
    	rename("Temp.dat","game.dat");
    	cout<<"\n\n\tRecord Deleted ..";
    	getch();
}

void display_alls()
{
	clrscr();
     	fp.open("customer.dat",ios::in);
     	if(!fp)
     	{
       		cout<<"ERROR!!! FILE COULD NOT BE OPEN ";
       		getch();
       		return;
     	}

	cout<<"\n\n\t\tcustomer LIST\n\n";
	cout<<"==================================================================\n";
	cout<<"\tcustomer id"<<setw(10)<<"Name"<<setw(20)<<"game Issued\n";
	cout<<"==================================================================\n";

	while(fp.read((char*)&st,sizeof(customer)))
	{
		st.report();
	}
     	
	fp.close();
	getch();
}

void display_allb()
{
	clrscr();
	fp.open("game.dat",ios::in);
	if(!fp)
	{
		cout<<"ERROR!!! FILE COULD NOT BE OPEN ";
       		getch();
       		return;
     	}

	cout<<"\n\n\t\tgame LIST\n\n";
	cout<<"=========================================================================\n";
	cout<<"game Number"<<setw(20)<<"game Name"<<setw(25)<<"Publisher\n";
	cout<<"=========================================================================\n";

	while(fp.read((char*)&bk,sizeof(game)))
	{
		bk.report();
	}
     	fp.close();
     	getch();
}

void game_issue()
{
	char sn[6],bn[6];
	int found=0,flag=0;
	clrscr();
	cout<<"\n\ngame ISSUE ...";
	cout<<"\n\n\tEnter The customer's customer id";
	cin>>sn;
	fp.open("customer.dat",ios::in|ios::out);
    	fp1.open("game.dat",ios::in|ios::out);
    	while(fp.read((char*)&st,sizeof(customer)) && found==0)
       	{
		if(strcmpi(st.retcustid(),sn)==0)
		{
			found=1;
			if(st.rettoken()==0)
			{
		      		cout<<"\n\n\tEnter the game no. ";
				cin>>bn;
				while(fp1.read((char*)&bk,sizeof(game))&& flag==0)
				{
			   		if(strcmpi(bk.retgno(),bn)==0)
					{
						bk.show_game();
						flag=1;
						st.addtoken();
						st.getstgno(bk.retgno());
       						int pos=-1*sizeof(st);
						fp.seekp(pos,ios::cur);
						fp.write((char*)&st,sizeof(customer));
						cout<<"\n\n\t game issued successfully\n\nPlease Note: Write the current date 						in backside of your game and submit within 15 days fine Rs. 1 for each day 							after 15 days period";
					}
		    		}
		  		if(flag==0)
		    			cout<<"game no does not exist";
			}
	    		else
		  		cout<<"You have not returned the last game ";

		}
	}
      	if(found==0)
		cout<<"customer record not exist...";
	getch();
  	fp.close();
  	fp1.close();
}

void game_deposit()
{
    char sn[6],bn[6];
    int found=0,flag=0,day,fine;
    clrscr();
    cout<<"\n\ngame DEPOSIT ...";
    cout<<"\n\n\tEnter The customer’s customer id";
    cin>>sn;
    fp.open("customer.dat",ios::in|ios::out);
    fp1.open("game.dat",ios::in|ios::out);
    while(fp.read((char*)&st,sizeof(customer)) && found==0)
       {
	    if(strcmpi(st.retcustid(),sn)==0)
	    {
		    found=1;
		    if(st.rettoken()==1)
		    {
			while(fp1.read((char*)&bk,sizeof(game))&& flag==0)
			{
			   if(strcmpi(bk.retgno(),st.retstgno())==0)
			{
				bk.show_game();
				flag=1;
				cout<<"\n\ngame deposited in no. of days";
				cin>>day;
				if(day>15)
				{
				   fine=(day-15)*1;
				   cout<<"\n\nFine has to deposited Rs. "<<fine;
				}
					st.resettoken();
					int pos=-1*sizeof(st);
					fp.seekp(pos,ios::cur);
					fp.write((char*)&st,sizeof(customer));
					cout<<"\n\n\t game deposited successfully";
			}
		    }
		  if(flag==0)
		    cout<<"game no does not exist";
		      }
		 else
			cout<<"No game is issued..please check!!";
		}
	   }
      if(found==0)
	cout<<"customer record not exist...";
	getch();
  fp.close();
  fp1.close();
  }


void intro()
{
	clrscr();
	gotoxy(35,11);
	cout<<"Game";
	gotoxy(35,14);
	cout<<"Rental";
	gotoxy(35,17);
	cout<<"SYSTEM";
	cout<<"\n\nMADE BY : Binay Singh Chawla";
	cout<<"\n\nSCHOOL : DPS Mathura Road";
	getch();
}


void admin_menu()
{
	clrscr();
	int ch2;
	cout<<"\n\n\n\tADMINISTRATOR MENU";
	cout<<"\n\n\t1.CREATE customer RECORD";
	cout<<"\n\n\t2.DISPLAY ALL customerS RECORD";
	cout<<"\n\n\t3.DISPLAY SPECIFIC customer RECORD ";
	cout<<"\n\n\t4.MODIFY customer RECORD";
	cout<<"\n\n\t5.DELETE customer RECORD";
	cout<<"\n\n\t6.CREATE GAME ";
	cout<<"\n\n\t7.DISPLAY ALL GAMES ";
	cout<<"\n\n\t8.DISPLAY SPECIFIC GAME ";
	cout<<"\n\n\t9.MODIFY GAME ";
	cout<<"\n\n\t10.DELETE GAME ";
	cout<<"\n\n\t11.BACK TO MAIN MENU";
	cout<<"\n\n\tPlease Enter Your Choice (1-11) ";
	cin>>ch2;
	switch(ch2)
	{
    		case 1: clrscr();
	    		write_customer();break;
    		case 2: display_alls();break;
    		case 3:
	       		char num[6];
	       		clrscr();
	       		cout<<"\n\n\tPlease Enter The customer id ";
	       		cin>>num;
	       		display_sps(num);
	       		break;
      		case 4: modify_customer();break;
      		case 5: delete_customer();break;
		case 6: clrscr();
			write_game();break;
		case 7: display_allb();break;
		case 8: {
	       		char num[6];
	       		clrscr();
	       		cout<<"\n\n\tPlease Enter The game No. ";
	       		cin>>num;
	       		display_spb(num);
	       		break;
			}
      		case 9: modify_game();break;
      		case 10: delete_game();break;
     		case 11: return;
      		default:cout<<"\a";
   	}
   	admin_menu();
}


void main()
{
	char ch;
	intro();
	do
	{
		clrscr();
		cout<<"\n\n\n\tMAIN MENU";
		cout<<"\n\n\t01. GAME ISSUE";
		cout<<"\n\n\t02. GAME DEPOSIT";
	  	cout<<"\n\n\t03. ADMINISTRATOR MENU";
	  	cout<<"\n\n\t04. EXIT";
	  	cout<<"\n\n\tPlease Select Your Option (1-4) ";
	  	ch=getche();
	  	switch(ch)
	  	{
			case '1':clrscr();
				 game_issue();
			   	 break;
		  	case '2':game_deposit();
			    	 break;
		  	case '3':admin_menu();
				 break;
		  	case '4':exit(0);
		  	default :cout<<"\a";
		}
    	}while(ch!='4');
}