protected virtual IEnumerable <string> AssignCommand(
IViewModel viewModel,
PropertyInfo commandProperty)
{
try
{
var methods = commandConvention.Get(commandProperty.ReflectedType, commandProperty);
var command = commandBuilder.Create(viewModel, methods);
if (command == null)
{
return(methods.Errors);
}
if (commandProperty.DeclaringType != commandProperty.ReflectedType)
{
commandProperty = commandProperty?.DeclaringType?.GetProperty(commandProperty.Name);
}
commandProperty.SetValue(viewModel, command);
return(methods.Errors);
}
catch (Exception exception)
{
var message = $"Cannot assign the command {commandProperty?.Name} of viewmodel {viewModel.GetType().FullName}. Check the Set method exists.";
throw new InvalidOperationException(message, exception);
}
}
//Asks CommandBuilder to create an instance for Command
public Flag(string name)
{
command = builder.Create(name);
commandArgs = new List <string>();
}
public void Handle(NothingDependentViewModelCommand command, string errors)
{
_bus.Send(_builder.Create(command));
}