public string CheckFieldToErrors(FieldNameProvider nameProvider, FieldValueProvider valueProvider)
{
var fieldName = ValidateAndGetName(nameProvider);
var fieldValue = ValidateAndGetValue(valueProvider);
return(ValidateField(fieldName, fieldValue));
}
public void AddValidator(FieldNameProvider nameProvider, string errorHeader, ValidationAction validationAction)
{
var fieldName = ValidateAndGetName(nameProvider);
if (_fieldValidators.All((item) => item.FieldName != fieldName))
{
_fieldValidators.Add(new FieldValidator(fieldName));
}
_fieldValidators.FirstOrDefault((item) => item.FieldName == fieldName)?.AddValidator(errorHeader, validationAction);
}
private string ValidateAndGetName(FieldNameProvider nameProvider)
{
if (nameProvider == null)
{
throw new ArgumentNullException(nameof(nameProvider));
}
var name = nameProvider.Invoke();
if (string.IsNullOrWhiteSpace(name))
{
throw new BadProviderException("Provider return not valid value", nameof(nameProvider));
}
return(name);
}
public string CheckFieldToErrors(FieldNameProvider nameProvider, T targetModel)
{
if (targetModel == null)
{
throw new ArgumentNullException(nameof(targetModel));
}
var fieldName = ValidateAndGetName(nameProvider);
var targetProperty = _modelType.GetProperty(fieldName);
if (targetProperty == null)
{
return(string.Empty);
}
var fieldValue = targetProperty.GetValue(targetModel);
return(_fieldValidators.Any((item) => item.FieldName == fieldName) ? ValidateField(fieldName, fieldValue) : string.Empty);
}
public void RemoveValidation(FieldNameProvider nameProvider)
{
var fieldName = ValidateAndGetName(nameProvider);
_fieldValidators.Remove(_fieldValidators.FirstOrDefault((item) => item.FieldName == fieldName));
}
public void RemoveValidator(FieldNameProvider nameProvider, string errorHeder)
{
var fieldName = ValidateAndGetName(nameProvider);
_fieldValidators.FirstOrDefault((item) => item.FieldName == fieldName)?.RemoveValidator(errorHeder);
}
public FieldValidator(FieldNameProvider nameProvider) : this()
{
FieldName = ValidateAndGetName(nameProvider);
}
