NeahNew/node_modules/@hookform/resolvers/fluentvalidation-ts/src/fluentvalidation-ts.ts
2025-05-03 14:17:46 +02:00

103 lines
2.8 KiB
TypeScript

import { toNestErrors, validateFieldsNatively } from '@hookform/resolvers';
import {
AsyncValidator,
ValidationErrors,
Validator,
} from 'fluentvalidation-ts';
import { FieldError, FieldValues, Resolver } from 'react-hook-form';
function traverseObject<T>(
object: ValidationErrors<T>,
errors: Record<string, FieldError>,
parentIndices: (string | number)[] = [],
) {
for (const key in object) {
const currentIndex = [...parentIndices, key];
const currentValue = object[key];
if (Array.isArray(currentValue)) {
currentValue.forEach((item: any, index: number) => {
traverseObject(item, errors, [...currentIndex, index]);
});
} else if (typeof currentValue === 'object' && currentValue !== null) {
traverseObject(currentValue, errors, currentIndex);
} else if (typeof currentValue === 'string') {
errors[currentIndex.join('.')] = {
type: 'validation',
message: currentValue,
};
}
}
}
const parseErrorSchema = <T>(
validationErrors: ValidationErrors<T>,
validateAllFieldCriteria: boolean,
) => {
if (validateAllFieldCriteria) {
// TODO: check this but i think its always one validation error
}
const errors: Record<string, FieldError> = {};
traverseObject(validationErrors, errors);
return errors;
};
export function fluentValidationResolver<TFieldValues extends FieldValues>(
validator: Validator<TFieldValues>,
): Resolver<TFieldValues> {
return async (values, _context, options) => {
const validationResult = validator.validate(values);
const isValid = Object.keys(validationResult).length === 0;
options.shouldUseNativeValidation && validateFieldsNatively({}, options);
return isValid
? {
values: values,
errors: {},
}
: {
values: {},
errors: toNestErrors(
parseErrorSchema(
validationResult,
!options.shouldUseNativeValidation &&
options.criteriaMode === 'all',
),
options,
),
};
};
}
export function fluentAsyncValidationResolver<
TFieldValues extends FieldValues,
TValidator extends AsyncValidator<TFieldValues>,
>(validator: TValidator): Resolver<TFieldValues> {
return async (values, _context, options) => {
const validationResult = await validator.validateAsync(values);
const isValid = Object.keys(validationResult).length === 0;
options.shouldUseNativeValidation && validateFieldsNatively({}, options);
return isValid
? {
values: values,
errors: {},
}
: {
values: {},
errors: toNestErrors(
parseErrorSchema(
validationResult,
!options.shouldUseNativeValidation &&
options.criteriaMode === 'all',
),
options,
),
};
};
}