using DigitalData.Core.Abstraction.Application.Repository;
using EnvelopeGenerator.Application.Common.Dto;
using EnvelopeGenerator.Application.Signatures.Commands;
using EnvelopeGenerator.Domain.Entities;
using MediatR;

namespace EnvelopeGenerator.Application.Signatures.Behaviors;

/// <summary>
/// Pipeline behavior that saves annotations.
/// Executes first in the signing process.
/// </summary>
[Obsolete("This notification is deprecated. Use Signature.Commands.SignCommand instead.")]
public class AnnotationBehavior : IPipelineBehavior<SigningCommand, Unit>
{
    private readonly IRepository<ElementAnnotation> _repo;

    /// <summary>
    /// 
    /// </summary>
    /// <param name="repository"></param>
    public AnnotationBehavior(IRepository<ElementAnnotation> repository)
    {
        _repo = repository;
    }

    /// <summary>
    /// 
    /// </summary>
    /// <param name="request"></param>
    /// <param name="next"></param>
    /// <param name="cancellationToken"></param>
    /// <returns></returns>
    public async Task<Unit> Handle(SigningCommand request, RequestHandlerDelegate<Unit> next, CancellationToken cancellationToken)
    {
        if (request.PsPdfKitAnnotation is PsPdfKitAnnotation annot)
            await _repo.CreateAsync(annot.Structured, cancellationToken);

        return await next(cancellationToken);
    }
}