/*

In the given scenario, it is not possible to achieve polymorphism in the 2nd level, because "cards" is an abstract class.

To achieved the desired results, we must make the "cards" class as a concrete class.

*/


#include<iostream.h>
#include<conio.h>

class cards{
    // Protected data members
    
    protected:
    int id;
    char * name;
    public:
    // Making displayCards() as a pure virtual function, as a result the cards class becomes an abstract class
                virtual void displayCards()=0;
        
    };
    
    
    class MarriageCards:public cards { // Inheritance relationship b/w MarriageCards and cards
// public interface of MarriageCards class
    public:
        MarriageCards(){ // User defined default class
            id=0;
            name=NULL;
            }
            
        MarriageCards::MarriageCards(int _id, char * _name){// Overload constructor
            id=_id;
            name=new char[strlen(_name)+1];
            strcpy(name,_name);
            }
        // Overriding the displayCards() method    
        virtual void displayCards(){
            cout<<"You are now going to see the Marriage Cards"<<endl;
            }
            
        // Setters fucntions
        
        void setId(int _id){
            id=_id;
            }
            
         void setName(char * _name){
             name=new char[strlen(_name)+1];
             strcpy(name,_name);
         }       
         
        // Getters fucntions
         int getid(){
             return id;
         }
         
         char * getName(){
             return name;
         }
                 
        ~MarriageCards(){// destructor of MarriageCards 
            delete []name;
            }
        };
     class BirthCards: public cards{ // Derived BithCards from cards
         public:
             BirthCards::BirthCards(){ // user defined default constructor
                 id=0;
                 name=NULL;
                 }
             // overriding displayCards() method
             virtual void displayCards(){
                 cout<<"You are now going to see the Birth Cards"<<endl;
             }
             
             // Setters fucntions
             
            void setId(int _id){
            id=_id;
            }
            
         void setName(char * _name){
             name=new char[strlen(_name)+1];
             strcpy(name,_name);
         }  
              
         // Getters fucntions
         int getid(){
             return id;
         }
         
         char * getName(){
             return name;
         }
         
         // Destructor of BirthCards() class
            ~BirthCards(){
            delete []name;
            }
         };
         // FriendshipCards inherit from Cards class
     class FriendshipCards: public cards{
         public:
             // Overriding the displayCards() method
         virtual void displayCards(){
             cout<<"you are now going to see the Friendship Cards"<<endl;
         }
         
         // Setters fucntions
         void setId(int _id){
            id=_id;
            }
         void setName(char * _name){
             name=new char[strlen(_name)+1];
             strcpy(name,_name);
         }       
         
         // Getters fucntions
         int getid(){
             return id;
         }
         
         char * getName(){
             return name;
         }
         
         // Destructor 
         ~FriendshipCards(){
            delete []name;
            }
     };            
         
                    
        
     // Inheriting Mehindicards from MarriageCards   
     class MehindiCards: public MarriageCards{
     public:
         MehindiCards(){ // default user defined constructor
            id=0;
            name=NULL;
            }
            
          MehindiCards(int _id, char * _name){ // overloaded constructor
            id=_id;
            name=new char[strlen(_name)+1];
            strcpy(name,_name);
            cout<<"ID:"<<id<<endl<<"Name of Card:"<<name<<endl;
            }
            
            //Overriding displayCards() method
         virtual void displayCards(){
             cout<<"You are now going to see the Mehindi Cards"<<endl;
         }    
         
         //Setters fucntions
     void setId(int _id){
            id=_id;
            }
         void setName(char * _name){
             name=new char[strlen(_name)+1];
             strcpy(name,_name);
         }       
         
         // Getters fucntions
         int getid(){
             return id;
         }
         
         char * getName(){
             return name;
         }
         
         // Destructor
     ~MehindiCards(){
            delete []name;
            }
     };  
     
     // Inheriting BaraatCards from MarriageCards
     class BaraatCards: public MarriageCards{
         public:
             BaraatCards(){// user defined default constructor
            id=0;
            name=NULL;
            }
            
            
            BaraatCards(int _id, char * _name){// overloaded constructor
            id=_id;
            name=new char[strlen(_name)+1];
            strcpy(name,_name);
            cout<<"ID:"<<id<<endl<<"Name of Card:"<<name<<endl;
            }
            //overriding displayCards() method
             virtual void displayCards(){
                 cout<<"You are now going to see the Baraat Cards"<<endl;
             }
             
             //Setters fucntions
             void setId(int _id){
            id=_id;
            }
         void setName(char * _name){
             name=new char[strlen(_name)+1];
             strcpy(name,_name);
         }       
         // Getters fucntions
         int getid(){
             return id;
         }
         
         char * getName(){
             return name;
         }
         // Destructor
             ~BaraatCards(){
            delete []name;
            }
         };
         
         // Inheriting WalimaCards from MarriageCards
     class WalimaCards: public MarriageCards{
         public:
             WalimaCards(){ // user defined default constructor
            id=0;
            name=NULL;
            }
            WalimaCards(int _id, char * _name){ // overloaded constructor
            id=_id;
            name=new char[strlen(_name)+1];
            strcpy(name,_name);
            cout<<"ID:"<<id<<endl<<"Name of Card:"<<name<<endl;
            }
            // ovrriding displayCards() method
             virtual void displayCards(){
                 cout<<"You are now going to see the Walima Cards"<<endl;
             }
             
             // Setters fucntions
             void setId(int _id){
            id=_id;
            }
         void setName(char * _name){
             name=new char[strlen(_name)+1];
             strcpy(name,_name);
         }       
         
         // Getters fucntions
         int getid(){
             return id;
         }
         
         char * getName(){
             return name;
         }
         // Destructor
             ~WalimaCards(){
            delete []name;
            }
         };                 
     
         int main(){
         BirthCards birthcards; // object of BirthCards class
         MarriageCards marcards; // object of MarriageCards class
         FriendshipCards frcards;// object of FriendshipCards class
         
         birthcards.displayCards();// calling BirthCards displayCards() method
         marcards.displayCards();// calling MarriageCards displayCards() method
         frcards.displayCards();// calling FriendshipCards displayCards() method
         
         cout<<endl<<endl<<endl<<endl<<endl<<endl;
         cout<<" Now calling by Ploymorphicaly"<<endl;
         cout<<endl<<endl<<endl<<endl<<endl<<endl;  
         
         
         MarriageCards* mcards=new MehindiCards(1,"ABC");// Creating reference of MarriageCards class
         // and calling the overloaded constructor of MehindiCards class
         mcards->displayCards();// call the mehindiCards displayCards() methodthrogh the reference of MarriageCards
         
        MarriageCards* bcards= new BaraatCards(2,"XYZ");// Creating reference of MarriageCards class
         // and calling the overloaded constructor of BaraatCards class
        bcards->displayCards();// call the BaraatCards displayCards() methodthrogh the reference of MarriageCards
         
         MarriageCards* wcards= new WalimaCards(3,"PQR");// Creating reference of MarriageCards class
         // and calling the overloaded constructor of WalimaCards class
         wcards->displayCards();// call the WalimaCards displayCards() methodthrogh the reference of MarriageCards
            
         system("pause");
         }