private void RemoveValidationResult(string propertyName, IPropertyValidationRule rule)
{
lock (this.validationErrorsLock)
{
KeyValuePair <string, ICollection <ValidationResult> > errorSet =
this.validationErrors.FirstOrDefault(pair => pair.Key == propertyName);
if (errorSet.Key == null)
{
// There arent any validation validation errors for this property. This can be expected when a
// rule deems a property's value a 'valid' when it is already valid (such as the initial value).
return;
}
ValidationResult error = errorSet.Value.FirstOrDefault(e => e.RuleInstanceId == rule.RuleInstanceId);
if (error == null)
{
LoggerExtensions.LogPropertyValidationInfo(
"RemoveValidationResult: Failed to remove validation result for rule {0} ({1}) because it was not found in the collection for element {2} of property {3}",
rule.GetType().Name,
rule.RuleInstanceId,
this.TrackingId,
propertyName);
return;
}
errorSet.Value.Remove(error);
if (!errorSet.Value.Any())
{
this.validationErrors.Remove(errorSet.Key);
}
LoggerExtensions.LogPropertyValidationInfo(
"RemoveValidationResult: Removed result for rule {0} ({1}) on property {2}",
rule.GetType().Name,
error.RuleInstanceId,
error.PropertyName);
this.ErrorsChanged?.Invoke(this, new DataErrorsChangedEventArgs(propertyName));
}
}
private void AddValidationRule(PropertyInfo propertyInfo, IPropertyValidationRule rule)
{
IList <IPropertyValidationRule> rulesForProperty;
if (!this.PropertyValidationRules.TryGetValue(propertyInfo.Name, out rulesForProperty))
{
this.PropertyValidationRules.Add(propertyInfo.Name, rulesForProperty = new List <IPropertyValidationRule>());
}
rulesForProperty.Add(rule);
LoggerExtensions.LogPropertyValidationInfo(
"Adding validation rule {0} with Id {1} for property {2} on element {3}",
rule.GetType().Name,
rule.RuleInstanceId,
propertyInfo.Name,
this.GetType().Name);
}
private void AddValidationResult(ValidationResult result, IPropertyValidationRule rule)
{
lock (this.validationErrorsLock)
{
if (!this.validationErrors.ContainsKey(result.PropertyName))
{
this.validationErrors[result.PropertyName] = new List <ValidationResult>();
}
this.validationErrors[result.PropertyName].Add(result);
}
LoggerExtensions.LogPropertyValidationInfo(
"AddValidationResult: Added result for rule {0} ({1}) on property {2}",
rule.GetType().Name,
result.RuleInstanceId,
result.PropertyName);
this.ErrorsChanged?.Invoke(this, new DataErrorsChangedEventArgs(result.PropertyName));
}