@elsikora/nestjs-crud-automator/dist/cjs/utility/api/controller/validate-request.utility.js

A library for automating the creation of CRUD operations in NestJS.

'use strict';

var string_utility = require('../../error/string.utility.js');

/**
 * Validates incoming request parameters against defined validators.
 * Sequentially applies validation functions and throws appropriate exceptions with error messages when validation fails.
 * @param {IApiControllerPropertiesRouteBaseRequestTarget<E> | undefined} target - Target request pipeline configuration
 * @param {IApiControllerProperties<E>} properties - Controller configuration properties
 * @param {Partial<E> | TApiControllerGetListQuery<E>} parameters - The request parameters to validate
 * @returns {Promise<void>} A promise that resolves when validation passes
 * @template E - The entity type
 */
async function ApiControllerValidateRequest(target, properties, parameters) {
    if (!target?.validators) {
        return;
    }
    for (const validator of target.validators) {
        const result = validator.validationFunction(parameters);
        const isValid = result instanceof Promise ? await result : result;
        if (!isValid) {
            throw new validator.exception(string_utility.ErrorString({ entity: properties.entity, type: validator.errorType }));
        }
    }
}

exports.ApiControllerValidateRequest = ApiControllerValidateRequest;
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