/// <summary>
/// Removes a specific attribute from the seat
/// </summary>
/// <param name="si">Seat</param>
/// <param name="att">Specific attribute</param>
public static void RemoveAttribute(this SeatInfo si, SeatAttributeEnum att)
{
si.SeatAttributes = si.SeatAttributes.Except(new[] { att }).ToArray();
}
/// <summary>
/// Adds a specific attribute to the seat
/// </summary>
/// <param name="si">Seat</param>
/// <param name="att">Specific attribute</param>
public static void AddAttribute(this SeatInfo si, SeatAttributeEnum att)
{
si.SeatAttributes = si.SeatAttributes.Union(new[] { att }).ToArray();
}
/// <summary>
/// Checks if the seats has a specific attribute
/// </summary>
/// <param name="si">Seat</param>
/// <param name="att">Specific attribute</param>
/// <returns>True if the seats has a specific attribute</returns>
public static bool HasAttribute(this SeatInfo si, SeatAttributeEnum att)
{
return(si.SeatAttributes.Contains(att));
}
/// <summary>
/// Removes the attribute from every seats
/// </summary>
/// <param name="seats">Seat collection</param>
/// <param name="att">The attribute</param>
public static void ClearAttribute(this IEnumerable <SeatInfo> seats, SeatAttributeEnum att)
{
seats.WithAttribute(att).ToList().ForEach(x => x.RemoveAttribute(att));
}
/// <summary>
/// Takes away the attribute from the seats having it, and gives it to the new one who needs it
/// </summary>
/// <param name="seats">Seat collection</param>
/// <param name="receiver">Seat that needs the attribute</param>
/// <param name="att">The attribute</param>
public static void MoveAttributeTo(this IEnumerable <SeatInfo> seats, SeatInfo receiver, SeatAttributeEnum att)
{
seats.ClearAttribute(att);
receiver?.AddAttribute(att);
}
/// <summary>
/// Filters Seats that contains the attribute
/// </summary>
/// <param name="seats">Seat collection</param>
/// <param name="att">Expected attribute</param>
/// <returns>Seats that contains the attribute</returns>
public static IEnumerable <SeatInfo> WithAttribute(this IEnumerable <SeatInfo> seats, SeatAttributeEnum att)
{
return(seats.Where(s => s.HasAttribute(att)));
}
