main.cpp

#include <iostream>
#include <windows.h>
#include <fstream>
#include <sstream>
using namespace std;

class Hospital{
    private:
    string Name,Address,BGroup;
    
    public:
    Hospital():Name(""),Address(""),BGroup(""){}

    void setName(string name){
        Name =name;
    }
    void setAddress(string address){
        Address=address;
    }
    void setBGroup(string group){
        BGroup=group;
    }

    string getName(){
        return Name;
    }

    string getAddress(){
        return Address;
    }
 
    string getBGroup(){
        return BGroup;
    }
};


 void admit(Hospital patient){
    system("cls");
    string name,address,group;

    cout<<"\tEnter name of patient: ";
    cin>>name;
    patient.setName(name);

     cout<<"\tEnter Address of patient: ";
    cin>>address;
    patient.setAddress(address);

     cout<<"\tEnter Blood Group  of patient: ";
    cin>>group;
    patient.setBGroup(group);

    ofstream outfile("Hospital.txt",ios::app);
    if(!outfile){
        cout<<"\tError:File Can't Open!!"<<endl;
    }else{
        outfile<<"\t"<<patient.getName()<<" : "<<patient.getAddress()<<" : "<<patient.getBGroup()<<endl<<endl;
        cout<<"\tpatient Admitted!"<<endl;
    }
    outfile.close();
    Sleep(2000);
}


void discharge(){
    system("cls");
    string name;
    cout<<"\tEnter Name of patient: ";
    cin>>name;

    ifstream infile("Hospital.txt");
    ofstream outfile("Hospital Temp.txt");
    if(!infile || !outfile){
        cout<<"\tError:File can't open!"<<endl;
    }
    else{
        string line;
        bool found=false;

    while(getline(infile,line)){
        stringstream ss;
        ss<<line;
        string patientName;
        ss>>patientName;
        if(name == patientName){
            found=true;
            cout<<"\tpatient Discharged!"<<endl;
        }
        else{
            outfile<<line<<endl;
        }

       }
       if(!found){
        cout<<"\tIncorrect Name!"<<endl;
           }
   }
   outfile.close();
   infile.close();
   remove("Hospital.txt");
   rename("Hospital Temp.txt","Hospital.txt");
   Sleep(2000);
}



int main(){
    Hospital patient;

    bool exit=false;
    while(!exit){
        system("cls");
        int val;
        cout<<"\tHopital Management System"<<endl;
        cout<<"\t*************************"<<endl;
        cout<<"\t1.Admit Patient."<<endl;
        cout<<"\t2.Discharge Patient."<<endl;
        cout<<"\t3.Exit."<<endl;
        cout<<"\tEnter Choice(1,2,3): ";
        cin>>val;

        if(val==1){
            admit(patient);
        }
        else if(val==2){
            discharge();
        }
        else if(val==3){
            system("cls");
            exit=true;
            cout<<"\tGood Luck!"<<endl;
             Sleep(2000);
        }
        Sleep(2000);
    }
}