public async Task <IValueProvider> BindAsync(object value, ValueBindingContext context)
{
TTriggerValue val = value as TTriggerValue;
if (val == null)
{
if (_directInvoker != null && (value is string str))
{
// Direct invoke case. Need to converrt String-->TTriggerValue.
val = await _directInvoker(new DirectInvokeString(str), _attribute, context);
}
else
{
// How is this possible?
throw new NotImplementedException();
}
}
TUserType result = await _converter(val, _attribute, context);
DirectInvokeString invokeString = await _getInvokeString(val, _attribute, context);
IValueProvider vp = new ConstantValueProvider(result, typeof(TUserType), invokeString.Value);
return(vp);
}
protected override async Task <IValueProvider> BuildAsync(TAttribute attrResolved, ValueBindingContext context)
{
string invokeString = Cloner.GetInvokeString(attrResolved);
object obj = await _builder(attrResolved, _parameter.ParameterType);
IValueProvider vp = new ConstantValueProvider(obj, _parameter.ParameterType, invokeString);
return(vp);
}
protected override async Task <IValueProvider> BuildAsync(TAttribute attrResolved, ValueBindingContext context)
{
string invokeString = Cloner.GetInvokeString(attrResolved);
var obj = await _buildFromAttr(attrResolved);
IValueProvider vp = new ConstantValueProvider(obj, typeof(TUserType), invokeString);
return(vp);
}
protected override Task <IValueProvider> BuildAsync(
TAttribute attrResolved,
ValueBindingContext context)
{
string invokeString = Cloner.GetInvokeString(attrResolved);
object obj = _buildFromAttribute(attrResolved);
TUserType finalObj;
if (_converter == null)
{
finalObj = (TUserType)obj;
}
else
{
var intermediateObj = (TType)obj;
finalObj = _converter(intermediateObj, attrResolved, context);
}
IValueProvider vp = new ConstantValueProvider(finalObj, typeof(TUserType), invokeString);
return(Task.FromResult(vp));
}
protected override async Task <IValueProvider> BuildAsync(
TAttribute attrResolved,
ValueBindingContext context)
{
string invokeString = Cloner.GetInvokeString(attrResolved);
object obj = await _buildFromAttribute(attrResolved, null, context);
object finalObj;
if (_converter == null)
{
finalObj = obj;
}
else
{
finalObj = await _converter(obj, attrResolved, context);
}
IValueProvider vp = new ConstantValueProvider(finalObj, _parameterType, invokeString);
return(vp);
}
