namespace Server.Items
{
  public class BookContent
  {
    public BookContent(string title, string author, params BookPageInfo[] pages)
    {
      Title = title;
      Author = author;
      Pages = pages;
    }

    public string Title{ get; }

    public string Author{ get; }

    public BookPageInfo[] Pages{ get; }

    public BookPageInfo[] Copy()
    {
      BookPageInfo[] copy = new BookPageInfo[Pages.Length];

      for (int i = 0; i < copy.Length; ++i)
        copy[i] = new BookPageInfo(Pages[i].Lines);

      return copy;
    }

    public bool IsMatch(BookPageInfo[] cmp)
    {
      if (cmp.Length != Pages.Length)
        return false;

      for (int i = 0; i < cmp.Length; ++i)
      {
        string[] a = Pages[i].Lines;
        string[] b = cmp[i].Lines;

        if (a.Length != b.Length) return false;

        if (a != b)
          for (int j = 0; j < a.Length; ++j)
            if (a[j] != b[j])
              return false;
      }

      return true;
    }
  }
}