/**
 * This class represents a (simplified) book
 * 
 * @author cs161
 * @version spring2019
 */
public class Book{      
    // Instance variables
    private String title;
    private String author;
    private boolean finished;
   
     /**
     * Creates a new book
     * @param title 
     *              The title of the book
     * @param author
     *              The author of the book
     */
    public Book(String title, String author){
        this.title = title;
        this.author = author;
        finished = false;
    }
     
    /**
     * Gets the title of the book
     * @return The title of the book
     */
    public String getTitle(){
        return title;
    }
    
    /**
     * Gets the author's name
     * @return The author's name
     */
    public String getAuthor(){
        return author;
    }

    /**
     * Marks the book as finished
     */
    public void finished(){
        finished = true;
    }
    
    /**
     * Returns whether the book has been finished or not
     * @return True if the book is finished, false otherwise
     */
    public boolean getFinished(){
        return finished;
    }
    
    /**
     * Returns a string representation of the book
     * @return A string representation of the book
     */
    public String toString(){
        String str = "";
        if(finished){
            str += "[x] ";
        }
        else{
            str += "[o] ";
        }
        str += title + " by " + author;
        return str;
    }
    
    /**
     * Determines if two books are equal
     * @param other
     *              This is the other book we are testing for equality
     *              
     * @return True if the books are equal, false otherwise
     */
    public boolean equals(Book other){
        String otherTitle = other.title;
        String otherAuthor = other.author;        
        return title.equals(otherTitle) && author.equals(otherAuthor);
    }
}