import java.util.Scanner;
import java.util.NoSuchElementException;

/**
 * Superclass of items / assets stored in a Library.
 * 
 * @author George Wilkinson
 * @version 4.1
 */
public abstract class LibraryItem
{
    // instance variables
    private String title;
    private String itemCode;
    private int cost;
    private int timesBorrowed;
    private boolean onLoan;
    
    /*
     * Field Accessor Start
     */
    public String getTitle()
    {
        return title;
    }
    
    public String getItemCode()
    {
        return itemCode;
    }
    
    public int getCost()
    {
        return cost;
    }
    
    public int getTimesBorrowed()
    {
        return timesBorrowed;
    }
    
    public boolean getOnLoan()
    {
        return onLoan;
    }
     
    /*
     * Field Accessor End
     * 
     * Field Mutator Start
     */
    
    public void setTitle( String title )
    {
        this.title = title;
    }
    
    public void setItemCode( String itemCode )
    {
        this.itemCode = itemCode;
    }
    
    public void setCost( int cost )
    {
        this.cost = cost;
    }
    
    public void setTimesBorrowed( int timesBorrowed )
    {
        this.timesBorrowed = timesBorrowed;
    }
    
    public void setOnLoan( boolean onLoan )
    {
        this.onLoan = onLoan;
    }
    
    /*
     * Field Mutator End
     */
   
    /**
     * Forms field variables in a desired format, prints
     * to the PrintWriter, and flush to the file.
     * Takes Parameter
     *  PrintWriter @writer
     */
   public void printDetails()
   {
        System.out.println("Item Code: " + itemCode +
        "\nTitle: " + title +
        "\nCost: £" + ( ( float )( cost ) )/100 + // Convert cost in pence to £pounds.pence to be more readable.
        "\nBorrowed " + getTimesBorrowed() + " times." );
        if( getOnLoan() )
            System.out.println( "On Loan");
        else
            System.out.println( "Available to Loan");
   }
   
    /**
     * Populate the fields with details from the scanner
     * Takes Parameters
     *  Scanner @detailScanner
     */
   public void readItemData( Scanner detailScanner ) {
        
        if ( detailScanner != null ) {
            this.title = detailScanner.next().trim();
            this.itemCode = detailScanner.next().trim();
            this.cost = Integer.parseInt( detailScanner.next().trim() );
            this.timesBorrowed = Integer.parseInt( detailScanner.next().trim() );
            this.onLoan = Boolean.parseBoolean( detailScanner.next().trim() );
        }
    }
}