using System;
using System.Linq.Expressions;

namespace zero.Core.Utils
{
  public class TableColumn<T>
  {
    public string Name { get; set; }

    public bool IsSeparator { get; set; }

    public Func<T, object> FieldSelector { get; set; }

    public Func<T, bool> CanRender { get; set; } = x => true;

    public double Width { get; set; }

    public TableColumnType ColumnType { get; set; }

    public TableColumn<T> Type(TableColumnType type)
    {
      ColumnType = type;
      return this;
    }

    public TableColumn<T> Size(double width)
    {
      Width = width;
      return this;
    }

    public TableColumn<T> For(Expression<Func<T, object>> fieldSelector, Expression<Func<T, bool>> canRender = null)
    {
      FieldSelector = fieldSelector.Compile();
      CanRender = canRender != null ? canRender.Compile() : CanRender;
      return this;
    }

    public TableColumn<T> Currency()
    {
      ColumnType = TableColumnType.Currency;
      return this;
    }

    public TableColumn<T> Link()
    {
      ColumnType = TableColumnType.Link;
      return this;
    }
  }


  public enum TableColumnType
  {
    Default,
    Currency,
    Link
  }
}