public KzFieldsFormValidationResult ValidateForm(IDictionary <int, object> values)
{
var fields = values.Map(x => this.GetFieldValue(x.Key, x.Value)
.Map(value => new KzField(x.Key, value))
.MapFail(err => new KzFieldValidationError(x.Key, List(err)))
)
.Apply(toList);
var validFields = fields.SelectMany(f => f.SuccessAsEnumerable());
var failedFields = fields.SelectMany(f => f.FailAsEnumerable());
var fieldSet = new KzFieldSet(
toHashSet(validFields));
var failedValidationRules = this.ValidationRules
.Map(x => (
x.FieldNumber,
errors: toList(x.Rules.SelectMany(rule => rule.Validate(fieldSet, x.FieldNumber)))
))
.Filter(x => x.errors.Any())
.Map(x => new KzFieldValidationError(x.FieldNumber, x.errors));
return(new KzFieldsFormValidationResult(
fieldSet,
new KzFieldFormValidationError(toList(failedFields) + failedValidationRules)));
}
public Lst <KzFieldError> Validate(KzFieldSet fieldSet, int fieldNumber)
{
if (this.required)
{
return(fieldSet.GetValue(fieldNumber)
.Match(some => Lst <KzFieldError> .Empty, () => Prelude.List(KzFieldError.Required)));
}
if (this.lessThan != null)
{
var comparedField = fieldSet.GetValue(this.lessThan.Value);
var currentField = fieldSet.GetValue(fieldNumber);
var comparedValue = comparedField
.Map(x => x.GetDecimalValue())
.IfNone(0);
return(toList(currentField
.Map(value => value.GetDecimalValue())
.Match(
value => Math.Abs(value) >= Math.Abs(comparedValue) && value != 0m
? Some(KzFieldError.MustBeLessThanAnotherField(this.lessThan.Value))
: None,
() => comparedField.Match(
Some: _ => Some(KzFieldError.Required),
None: () => None
))));
}
if (this.custom != null)
{
return(this.custom(fieldSet, fieldNumber));
}
throw new InvalidOperationException();
}
public KzFieldsFormValidationResult(KzFieldSet validFieldSet, KzFieldFormValidationError validationError)
{
this.ValidFieldSet = validFieldSet ?? throw new ArgumentNullException(nameof(validFieldSet));
this.ValidationError = validationError ?? throw new ArgumentNullException(nameof(validationError));
}