Blood Donor Project For Hospital Using C++

Blood Donor Project In C++

 C++ Blood Donor Project Hospital Project

Source Code 

#include <iostream>
#include <fstream>
#include <conio.h>
#include <string.h>
#include <stdio.h>
using namespace std;
class insertmenu
{
    private:
    char name[ 25 ];
    int age;
    char bg[4];
    char lastddt[20];
    char adress[30];
    char phno[20];
public:
    insertmenu();
    char umtid[4];
    void insertdonor();
    void  showdonor();
};
insertmenu :: insertmenu()
{
    strcpy (umtid ,"Nill");
     strcpy (name ,"Nill");
int          name=0;
     strcpy (bg ,"Nill");
      strcpy( lastddt, "nill");
     strcpy (adress ,"Nill");
     strcpy (phno ,"Nill");
}
void insertmenu :: insertdonor()
{
     cout<<"\n\n  ************************************* \n";
     cout<<"  Donor Directory: Insert Menu\n";
     cout<<"  *************************************\n";
     cin.ignore();
     cout<<"\n Enter Your name: ";
     gets (name);
     fflush(stdin);
     cout<<"\n Enter UMT ID : ";
     gets(umtid);
     fflush(stdin);
       cout<<"\n Enter your age: ";
       cin>>age;
       fflush(stdin);
     cout<<"\n Enter Blood Group :";
     gets(bg);
     fflush(stdin);
     cout<<"\n Enter Last Donation Date :";
          gets(lastddt);
     fflush(stdin);
     cout<<"\n Enter Adress :";
     gets( adress);
     fflush(stdin);
     cout<<"\n Enter Phone number: ";
     gets( phno);
     fflush(stdin);
       cout<<"\n\n Record Save Successfully ";
}
void insertmenu ::  showdonor()
{

    cout<<"\n UMT ID: "<<umtid;
     cout<<"\n Donor Name : "<<name;
     cout<<"\n Age : "<<age;
    cout<<"\n Blood group : "<< bg;
    cout<<"\n Last Date of Donation : "<<lastddt;
    cout<<"\n Adress : "<<adress;
    cout<<"\n Phone Number : "<<phno<<endl<<endl;

}

/* Function Declaration For Handling File Processing By Shahzad khan*/
void write_donor();
void display_all();
void search_record( char *);
void delete_record(char *);
void update_record(char *);
/* Blood Donor project */

int main()
{
    int a;
    char ch[10];
    while(1){
     cout<<" \t \t Blood Donor Directory For GCT \t\n";
                            cout<<"\t\t\t MAIN MENU \n\n";
    cout<<"1. Insert a New Donor   "<<endl<<endl;
    cout<<"2. Update an existing donor"<<endl<<endl;
    cout<<"3. Delete a Record of Donor (Using UMT ID) "<<endl<<endl;
    cout<<"4. Search a Donor (Using UMT ID) "<<endl<<endl;
    cout<<"5. Display All  Existing Donor  "<<endl<<endl;
    cout<<"6. Press 6 for Exit  "<<endl<<endl;
    cout<<"Select your option (1-6): ";cin>>a;
    cout<<endl<<endl;
    switch (a)
     {
     case 1:
         write_donor();
        break;
     case 2:
            cout<< "Enter UMTID of Donor : ";cin>>ch;
             update_record( ch);
             break;
     case 3:
        cout<< "Enter UMTID of Donor : ";cin>>ch;
        delete_record(ch);
        break;
     case 4:
         cout<< "Enter UMTID of Donor : ";cin>>ch;
        search_record(ch);
         break;
     case 5:
      display_all();
        break;
     case 6:
         cout<<endl <<endl;
         cout<<"\t\t<<<<Thank You For>>>>\n\n\t <<<<Using This Desktop Application >>>> \n\n\n"<<endl;
        return 0;
     default:
        cout<<" Please Enter Value Form 1 to 5 "<<endl<<endl;
     }
     cin.ignore();

     }
        }


        // Function defination for Insert a New Donor

void write_donor()
{
    insertmenu ac;
ofstream fout;
fout.open("file1.dat",ios::binary | ios::app);
ac.insertdonor();
fout.write ((char*) (&ac), sizeof(insertmenu));
fout.close();
}


//Function defination for Display All Donors Accounts

void display_all()
{
  insertmenu ac;
    ifstream fin;
 fin.open ("file1.dat", ios::in | ios :: binary);
if (!fin)
{
    cout<<"File is not exist..";
  return;
  }
else{

   fin.read((char*) (&ac), sizeof(insertmenu));
   while (!fin.eof())
   {
   ac.showdonor();
   fin.read((char*) (&ac), sizeof(insertmenu));
   }

fin.close();

}
}

//  Function Defination for Search of Donor Record

void search_record(char *t)
{
    {
        insertmenu ac;


    int counter=0;
    ifstream fin;
    fin.open("file1.dat", ios :: in | ios :: binary );
    if (!fin)
    {
        cout<<" File is not Found ";
    }
    else
    {
        fin.read((char*) (&ac) , sizeof (insertmenu) );

 while(!fin.eof() ){

         if ( ! strcmp( t, ac.umtid ) )
            {
                ac.showdonor();
               counter++;
            }

            fin.read((char*) (&ac) , sizeof (insertmenu));
            }
    fin.close();

            if (counter==0)
            {
                cout<<"\n\nOpsss......Record is not Found."<<endl<<endl;
            }

    }
}


}

// Function Defination For Delete a Donor Account

void delete_record( char * t)
{
    insertmenu ac;
    ifstream fin;
    ofstream fout;
     fin.open("file1.dat", ios:: in | ios:: binary);
if (!fin)
{ cout<<"File doesnt find";}
else
{
   fout.open("temp.dat", ios:: out | ios:: binary);
   fin.read((char*) (&ac), sizeof(insertmenu));
while (! fin.eof())
    {
       if (strcmp(ac.umtid,t))
   fout.write((char*)(&ac), sizeof(insertmenu));
   fin.read((char*) (&ac), sizeof(insertmenu));
}
fin.close();
fout.close();
remove("file1.dat");
rename("temp.dat","file1.dat");
cout<<" \n\n\t\tSuccessfully Deleted\n\n";
}

}

// Function Defination For  Update A Donor

void update_record( char * t)
{
    insertmenu ac;
    fstream obj;
    obj.open("file1.dat", ios :: ate | ios :: in | ios :: out | ios :: binary  );
    obj.seekg(0);
    obj.read((char *) (&ac), sizeof(insertmenu));
    while (! obj.eof())
    {
        if ( ! strcmp(t , ac.umtid))
            {
                cout<<"\t\t\n\n <<Enter New Record>> \n\n ";
                ac.insertdonor();
           obj.seekp(obj.tellp()-sizeof(insertmenu));
           obj.write( (char*)(&ac), sizeof(insertmenu) );
            }
            obj.read((char *) (&ac), sizeof(insertmenu));
    }
}

Source Code