Playlist.h

/**************************************************************
 * Name of the file: Song.cpp                                 *
 * Group 6: Ra'Caria Burgess, Janei Elliston,                 *
 *          Michael Mondelice, Michael Parrish                *
 * Date last edited: 4/26/2020                                *
 * Purpose of Playlist.h: Is to manage the songs, by creating *
 all of the normal functions of a playlist.                   *                           
 **************************************************************/

#ifndef PLAYLIST_H
#define  PLAYLIST_H

#include <string>
#include "Song.h"
#include <iomanip>
#include <iostream>
#include <vector>
#include <fstream>

class Playlist
{
   private:
   std::string name;
   std::vector<Song> playlist;
   static int mode;
   void writeToFile();
   int songnumber;

   public:
   /*******************************************************************************
    * Constructors                                                                
    ******************************************************************************/
   Playlist();
   Playlist(std::string);
   Playlist(const Playlist &p2);

   friend std::ostream& operator<<(std::ostream& os, const Playlist& playlist);
   /******************************************************************************
    * output to file                                                             
    ******************************************************************************/
   friend std::ofstream& operator<<(std::ofstream& os, const Playlist& playlist);

   /****************************************************************************
    * input the playlist in the format:
    * title
    ****************************************************************************/
   friend std::istream& operator>>(std::istream& is, Playlist& playlist);
   /****************************************************************************
    *input from file                                
    ****************************************************************************/
   friend std::fstream& operator>>(std::fstream& is, Playlist& playlist);

   void setTitle(std::string);

   std::string getTitle() const;
   /*****************************************************************************
    * adds song to playlist
    *****************************************************************************/
   void addSong(Song song);
   /*****************************************************************************
    * deletes song from playlist
    *****************************************************************************/
   bool deleteSong(Song & song);
   /*****************************************************************************
    * Adds song to playlist current playlist
    *****************************************************************************/
   Playlist friend operator+(Playlist &p ,Song &s);
   /*****************************************************************************
    * concatenation of the two playlist objects 
    *****************************************************************************/
   Playlist friend operator+(Playlist & playlist , Playlist & p2);
   /*****************************************************************************
    * removing a song(s) from a playlist
    *****************************************************************************/
   Playlist friend operator-(Playlist &p , Song & song);

   
   Playlist intersect(Playlist & Playlist);
  
   Playlist merge(Playlist & Playlist);
   /******************************************************************************
    * plays next indexed song
    ******************************************************************************/
   void play();
   /******************************************************************************
    * sets the mode for play function 
    ******************************************************************************/
   static void setMode(char);
   /******************************************************************************
    * pull for checking play mode
    ******************************************************************************/
   static int getMode();

   std::vector<Song> getPlaylist();
  /*******************************************************************************
   * prints all songs in vector
   *******************************************************************************/
  void printPlaylist();

  void appendToFile(Song song);

};

#endif