hospman2.cpp

#include<iostream>
#include<conio.h>
#include<string.h>
#include<stdlib.h>
using namespace std;
struct patient
{
long  ID;
string firstname;
string lastname;
int age;
char blood[5];
char gender;
patient*next;
};
class linkedqueue
{
patient *head,*last;
public:
linkedqueue() 
{
head=NULL;
last=NULL;
}
patient input();
void insertatend();
void insertatbeg();
void getpatientout();
void listofpatients();
int search(int);
char departmentname[50];
};
int linkedqueue :: search(int item)
{
if(head==NULL)
return false;
else
{
int flag=0;
patient*p=new patient();
p=head;
while( p->next!=NULL && p->ID!=item )
{
p=p->next;
}
if(p->ID==item)
{
flag=1;
return true;
}
if(flag==0)
return false;
}
}
int readnumber()
{
char b[20];
cin.getline(b, sizeof(b));
return atoi(b);
}
patient linkedqueue :: input()
{
int flag=0;
patient *p=new patient();
cout << "\n Please enter data for patient\n";
cout<<"\n First name : ";
getline(cin,p->firstname);
cout << " Last name : ";
getline(cin,p->lastname);
again :
cout << " Blood Group : ";
cin>>p->blood;
if((strcmp(p->blood,"A+")==0)||(strcmp(p->blood,"a+")==0)||(strcmp(p->blood,"A-")==0)||(strcmp(p->blood,"a-")==0)||
(strcmp(p->blood,"B+")==0)||(strcmp(p->blood,"b+")==0)||(strcmp(p->blood,"B-")==0)||(strcmp(p->blood,"b-")==0)||
(strcmp(p->blood,"O+")==0)||(strcmp(p->blood,"o+")==0)||(strcmp(p->blood,"O-")==0)||(strcmp(p->blood,"o-")==0)||
(strcmp(p->blood,"AB+")==0)||(strcmp(p->blood,"ab+")==0)||(strcmp(p->blood,"AB-")==0)||(strcmp(p->blood,"ab-")==0))
flag=1;
if(flag==0)
{
cout<<"\n Invalid Blood Group Try Again\n\n";
goto again;
}
cout<<" Gender(m/f) : ";
cin>>p->gender;
cout<<" Age : ";
cin>>p->age;
cout<<" Mobile number : ";
cin>>p->ID;
if(search(p->ID))
{
p->ID=0;
cout << "\n Data not valid. Operation cancelled.";
}
return *p;
}
void output(patient *p)
{
cout<<"\n ----------------------------------------------------------------------------------------------------------------------------------------";
cout<<"\n Patient data:\n";
cout<<"\n First Name : "<<p->firstname;
cout<<"\n Last Name : "<<p->lastname;
cout<<"\n Gender : "<<p->gender;
cout<<"\n Age : "<<p->age;
cout<<"\n Blood Group : "<<p->blood;
cout<<"\n Mobile Number : "<<p->ID;
cout<<"\n ----------------------------------------------------------------------------------------------------------------------------------------";
}
void linkedqueue :: insertatbeg()
{
patient*p=new patient();
*p=input();
if(p->ID==0)
return;
if(head==NULL)
{
head=p;
last=p;
p->next=NULL;
}
else
{
p->next=head;
head=p;
}
system("cls");
cout << "\n\tPatient added:";
output(p);
}
void linkedqueue:: insertatend()
{
patient*p=new patient();
*p=input();
if(p->ID==0)
return;
if(head==NULL)
{
head=p;
last=p;
p->next=NULL;
}
else
{
p->next=NULL;
last->next=p;
last=p;
}
system("cls");
cout<<"\n ----------------------------------------------------------------------------------------------------------------------------------------";
cout<<"\n |-- HOSPITAL MANAGEMENT SYSTEM --|";
cout<<"\n ----------------------------------------------------------------------------------------------------------------------------------------";
cout <<"\n ----------PATIENT ADDED-----------";
output(p);
}
void linkedqueue :: getpatientout()
{
system("cls");
if(head==NULL)
{
cout<<"\n No Patient to operate";
}
else
{
patient*p=new patient();
p=head;
head=head->next;
cout << "\n Patient to operate:";
output(p);
}
}
void linkedqueue :: listofpatients()
{
if(head==NULL)
{
cout<<"\n No patient";
}
system("cls");
cout<<"\n ----------------------------------------------------------------------------------------------------------------------------------------";
cout<<"\n |-- HOSPITAL MANAGEMENT SYSTEM --|";
cout<<"\n ----------------------------------------------------------------------------------------------------------------------------------------";
patient*p=new patient;
p=head;
while(p!=NULL)
{
cout<<"\n Patient data:\n";
cout<<"\n First Name : "<<p->firstname;
cout<<"\n Last Name : "<<p->lastname;
cout<<"\n Gender : "<<p->gender;
cout<<"\n Age : "<<p->age;
cout<<"\n Blood Group : "<<p->blood;
cout<<"\n Mobile Number : "<<p->ID;
cout<<"\n ----------------------------------------------------------------------------------------------------------------------------------------";
p=p->next;
}
cout<<"\n";
}
void departmentmenu (linkedqueue * q)
{
int choice = 0, success;
patient p;
while (choice != 5)
{
system("cls");
cout<<"\n ----------------------------------------------------------------------------------------------------------------------------------------";
cout<<"\n |-- HOSPITAL MANAGEMENT SYSTEM --|";
cout<<"\n ----------------------------------------------------------------------------------------------------------------------------------------";
cout<<"\n\n "<<q->departmentname;
cout<<"\n [1] Add normal patient\n";
cout<<" [2] Add critically ill patient\n";
cout<<" [3] Take patient to Doctor\n";
cout<<" [4] Display list\n";
cout<<" [5] Change department or exit\n";
cout<<"\n Please enter your choice : ";
choice=readnumber();
cout<<"\n ----------------------------------------------------------------------------------------------------------------------------------------";
switch (choice)
{
case 1: q->insertatend();
cout << "\n Press any key";
getch();
break;
case 2: q->insertatbeg();
cout << "\n Press any key";
getch();
break;
case 3: q->getpatientout();
cout<<"\n Press any key";
getch();
break;
case 4: system("cls");
q->listofpatients();
cout<<"\n Press any key";
getch();
break;
}
}
}
int main ()
{
int i, choice = 0;
linkedqueue departments[4];
while(choice!=5)
{
strcpy(departments[0].departmentname,"GENERAL CLINIC\n");
strcpy(departments[1].departmentname,"HEART CLINIC\n");
strcpy(departments[2].departmentname,"LUNG CLINIC\n");
strcpy(departments[3].departmentname,"PLASTIC SURGERY\n");
system("cls");
cout<<"\n ----------------------------------------------------------------------------------------------------------------------------------------";
cout<<"\n |-- HOSPITAL MANAGEMENT SYSTEM --|";
cout<<"\n ----------------------------------------------------------------------------------------------------------------------------------------\n";
cout<<" |-- Main Menu -------------------|\n";
for (i = 0; i < 4; i++)
{
cout<<" "<<(i+1)<<": "<<departments[i].departmentname;
}
cout<<" 5: Exit";
cout<<"\n\n Please enter your choice : ";
choice=readnumber();
if(choice>=1 && choice<=4)
{
departmentmenu(&departments[choice-1]);
}
}
if(choice==5)
cout<<"\n\t\tThank you! \n";
exit(0);
}