public Task BindModelAsync(ModelBindingContext bindingContext)
{
var modelName = bindingContext.ModelName;
var valueProviderResult = bindingContext.ValueProvider.GetValue(modelName);
if (valueProviderResult == ValueProviderResult.None)
{
return(Task.CompletedTask);
}
bindingContext.ModelState.SetModelValue(modelName, valueProviderResult);
var value = valueProviderResult.FirstValue;
if (string.IsNullOrWhiteSpace(value))
{
return(Task.CompletedTask);
}
var errorMessage = CuitNumber.ValidateNumber(value);
if (errorMessage != null)
{
bindingContext.ModelState.TryAddModelError(
modelName,
errorMessage.ErrorMessage);
return(Task.CompletedTask);
}
bindingContext.Result = ModelBindingResult.Success(new CuitNumber(value));
return(Task.CompletedTask);
}
public override bool IsValid(ITypeDescriptorContext context, object value)
{
var stringValue = value as string;
return(CuitNumber.ValidateNumber(stringValue) == ValidationResult.Success);
}
protected override ValidationResult IsValid(object value, ValidationContext validationContext) => CuitNumber.ValidateNumber(value as string);