/// <summary>
/// Renders the field value for this column and the given item.
/// </summary>
/// <param name="item">The current item.</param>
/// <returns>The item fields value, formatted if the Format property is set.</returns>
public string GetRenderValue(TItem item)
{
// If the item is null or the field is not set then nothing to output
if (item is null)
{
return(string.Empty);
}
// Get the value using the compiled and cached function
var value = CompiledFunc?.Invoke(item);
if (value == null)
{
return(string.Empty);
}
// password / sensitive info?
if (IsPassword)
{
return("".PadRight(value.ToString().Length, '*'));
}
// if enumeration value - does it have display attribute?
var memberInfo = Field?.GetPropertyMemberInfo();
if (memberInfo is PropertyInfo propInfo && propInfo.PropertyType.IsEnum)
{
value = propInfo.PropertyType.GetMember($"{value}")
?.First()
.GetCustomAttribute <DisplayAttribute>()
?.Name ?? value;
}
// return the string to be rendered
return(string.IsNullOrEmpty(Format)
? value.ToString()
: string.Format(CultureInfo.CurrentCulture, "{0:" + Format + "}", value));
}
/// <summary>
/// Gets the column value from the given TItem.
/// </summary>
/// <param name="item">The TItem for the current row.</param>
/// <returns>The columns value.</returns>
public object?GetValue(TItem item)
{
return(CompiledFunc?.Invoke(item));
}
