@elsikora/nestjs-crud-automator/dist/esm/utility/resolve/property-entity.utility.js

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

import { ErrorException } from '../error/exception.utility.js';
import { IsEntityConstructor } from '../is/entity/constructor.utility.js';
import { IsEntityFactory } from '../is/entity/factory.utility.js';
import { IsEntityLiteral } from '../is/entity/literal.utility.js';

/**
 * Resolves property decorator entity references immediately or throws if unavailable.
 * @param {TApiPropertyEntity} entity - Entity reference or resolver.
 * @param {string} decoratorName - Decorator name for error context.
 * @returns {IApiBaseEntity | Type<IApiBaseEntity>} Normalized entity reference.
 */
function ResolvePropertyEntity(entity, decoratorName) {
    // eslint-disable-next-line @elsikora/sonar/use-type-alias
    const resolved = TryResolvePropertyEntity(entity);
    if (!resolved) {
        throw ErrorException(`Entity for ${decoratorName} could not be resolved. Provide the entity class or a factory that returns it.`);
    }
    return resolved;
}
/**
 * Attempts to resolve the entity reference without throwing when the resolver returns undefined.
 * @param {TApiPropertyEntity} entity - Entity reference or factory.
 * @returns {IApiBaseEntity | Type<IApiBaseEntity> | undefined} Resolved entity or undefined when not ready.
 */
function TryResolvePropertyEntity(entity) {
    if (IsEntityConstructor(entity)) {
        return entity;
    }
    if (IsEntityLiteral(entity)) {
        return entity;
    }
    if (IsEntityFactory(entity)) {
        const factory = entity;
        return factory();
    }
    return undefined;
}

export { ResolvePropertyEntity, TryResolvePropertyEntity };
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