/// <summary>
/// Collects types decorated with <see cref="AddToServicesAttribute"/> and user the <paramref name="applier"/> to apply it.
/// </summary>
/// <param name="applier">The applier to use.</param>
/// <param name="tag">The tag to collect.</param>
/// <exception cref="System.ArgumentNullException"><paramref name="applier"/> is null.</exception>
public void Collect(IApplier applier, string tag = null)
{
if (applier == null)
{
throw new ArgumentNullException(nameof(applier));
}
var implementations = Assemblies
.SelectMany(a => a.ExportedTypes)
.Where(t =>
t.GetTypeInfo()
.CustomAttributes
.Any(cd => cd.AttributeType == typeof(AddToServicesAttribute)));
foreach (var implementation in implementations)
{
var attributes = implementation.GetTypeInfo().GetCustomAttributes <AddToServicesAttribute>();
foreach (var attribute in attributes)
{
if ((attribute.InternalTags == null && tag != null) ||
(attribute.InternalTags != null && tag == null) ||
(attribute.InternalTags != null && tag != null && !attribute.InternalTags.Any(
t => t.Equals(tag, StringComparison.OrdinalIgnoreCase))))
{
continue;
}
var context = new ApplierContext(implementation, attribute);
applier.Apply(context);
}
}
}
/// <summary>
/// Collects types decorated with <see cref="AddToServicesAttribute"/> and user the <paramref name="applier"/> to apply it.
/// </summary>
/// <param name="applier">The applier to use.</param>
/// <param name="tag">The tag to collect.</param>
/// <exception cref="ArgumentNullException"><paramref name="applier"/> is null.</exception>
public void Collect(IApplier applier, string tag = null)
{
if (applier == null)
{
throw new ArgumentNullException(nameof(applier));
}
var pairs = _provider.GetAttributes();
foreach (var pair in pairs)
{
var implementation = pair.Implementation;
var attributes = pair.Attributes;
foreach (var attribute in attributes)
{
if ((attribute.InternalTags == null && tag != null) ||
(attribute.InternalTags != null && tag == null) ||
(attribute.InternalTags != null && tag != null && !attribute.InternalTags.Any(
t => t.Equals(tag, StringComparison.OrdinalIgnoreCase))))
{
continue;
}
var service = ValidateService(implementation, attribute);
var context = new ApplierContext(service, implementation, attribute.ForwardTo, attribute.Lifetime);
applier.Apply(context);
}
}
}
/// <inheritdoc />
public TMove Calculate(TState state)
{
var moves = _moveGenerator.Generate(state).ToList();
if (!moves.Any())
{
return(null);
}
var movesAndValues = moves.Select(move => new
{
Move = move,
Value = _evaluator.Evaluate(_moveApplier.Apply(state, move))
}).ToList();
var min = movesAndValues.Min(x => x.Value);
var result = movesAndValues.First(x => Equals(x.Value, min)).Move;
return(result);
}
