/// <summary>
/// Cancel the clearing of the <see cref="Obstacle"/> if <see cref="IsClearing"/> is <c>true</c>; otherwise
/// it throws an <see cref="InvalidOperationException"/>.
/// </summary>
/// <exception cref="InvalidOperationException"><see cref="IsClearing"/> is <c>false</c>.</exception>
public void CancelClearing(int ctick)
{
if (!IsClearing)
{
throw new InvalidOperationException("Obstacle object is not being cleared.");
}
Village.WorkerManager.DeallotateWorker(this);
_timer.Stop();
}
/// <summary>
/// Cancels the construction of the <see cref="Buildable{TCsvData}"/>.
/// </summary>
public void CancelConstruction(int ctick)
{
if (!IsConstructing)
{
throw new InvalidOperationException("Buildable object is not in construction.");
}
_timer.Stop();
Village.WorkerManager.DeallotateWorker(this);
var level = Village.Level;
var data = NextUpgrade;
var buildCost = GetBuildCost(data);
var buildResource = GetBuildResource(data);
// 50% of build cost.
var refund = (int)Math.Round(0.5 * buildCost);
level.Avatar.UseResource(buildResource, -refund);
}