/// <summary>
/// Converts an instance of <see cref="IAsyncReactiveResource"/>
/// to its underlying representation for serialization.
/// </summary>
/// <param name="value">The original value.</param>
/// <param name="sourceType">The source type.</param>
/// <param name="targetType">The target type.</param>
/// <returns>The converted instance.</returns>
public override object ConvertTo(object value, Type sourceType, Type targetType)
{
// Base class knows how to write null values
Debug.Assert(value != null);
var resource = (IAsyncReactiveResource)value;
var container = new ReactiveResourceContainer
{
Uri = resource.Uri,
Expression = _expressionServices != null
? _expressionServices.Normalize(resource.Expression).ToExpressionSlim()
: resource.Expression.ToExpressionSlim(),
};
if (value is IAsyncReactiveDefinedResource definedResource)
{
container.State = (TState)definedResource.State;
}
else if (value is IAsyncReactiveProcessResource processResource)
{
container.State = (TState)processResource.State;
}
return(container);
}
protected Resource(ReactiveResourceContainer container, IReactiveExpressionServices expressionServices)
{
Debug.Assert(container != null);
Uri = container.Uri;
_expression = new Lazy <Expression>(() => expressionServices != null
? expressionServices.Normalize(container.Expression.ToExpression())
: container.Expression.ToExpression());
}
public Subscription(ReactiveResourceContainer container, IReactiveExpressionServices expressionServices)
: base(container, expressionServices)
{
}
public Stream(ReactiveResourceContainer container, IReactiveExpressionServices expressionServices)
: base(container, expressionServices)
{
}
public Observable(ReactiveResourceContainer container, IReactiveExpressionServices expressionServices)
: base(container, expressionServices)
{
}
public ProcessResource(ReactiveResourceContainer container, IReactiveExpressionServices expressionServices)
: base(container, expressionServices)
{
State = container.State;
}
