leds-spark-lib/dist/backend/csharp-generator/cleanArchitecture-generator/Application/Shared/Behavior/generate.js

Biblioteca de geração de código

import { expandToStringWithNL } from "../../../../../models/model.js";
import fs from "fs";
import path from "path";
export function generate(model, target_folder) {
    fs.writeFileSync(path.join(target_folder, `ValidationBehavior.cs`), generateValidationBehavior(model));
}
function generateValidationBehavior(model) {
    return expandToStringWithNL `
using FluentValidation;
using MediatR;

namespace ${model.configuration?.name}.Application.Shared.Behavior
{
    public sealed class ValidationBehavior<TRequest, TResponse> : IPipelineBehavior<TRequest, TResponse> where TRequest : IRequest<TResponse>
    {
        private readonly IEnumerable<IValidator<TRequest>> _validators;

        public ValidationBehavior(IEnumerable<IValidator<TRequest>> validators)
        {
            _validators = validators;
        }

        public async Task<TResponse> Handle(TRequest request,
                                     RequestHandlerDelegate<TResponse> next,
                                     CancellationToken cancellationToken)
        {
            if (!_validators.Any()) return await next();

            var context = new ValidationContext<TRequest>(request);

            if (_validators.Any())
            {
                context = new ValidationContext<TRequest>(request);

                var validationResults = await Task.WhenAll(_validators.Select(v => v.ValidateAsync(context, cancellationToken)));

                var failures = validationResults.SelectMany(r => r.Errors).Where(f => f != null).ToList();

                if (failures.Count != 0)
                    throw new FluentValidation.ValidationException(failures);
            }

            return await next();
        }
    }
}`;
}
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