blazor-cms/Features/Thirdparty/PatientGroup/Cqrs/DeletePatientGroupByIdHandler.cs

using Indotalent.Infrastructure.Database;
using MediatR;
using Microsoft.EntityFrameworkCore;

namespace Indotalent.Features.Thirdparty.PatientGroup.Cqrs;

public record DeletePatientGroupByIdRequest(string Id);

public record DeletePatientGroupByIdCommand(DeletePatientGroupByIdRequest Data) : IRequest<bool>;

public class DeletePatientGroupByIdHandler : IRequestHandler<DeletePatientGroupByIdCommand, bool>
{
    private readonly AppDbContext _context;

    public DeletePatientGroupByIdHandler(AppDbContext context) => _context = context;

    public async Task<bool> Handle(DeletePatientGroupByIdCommand request, CancellationToken cancellationToken)
    {
        var entity = await _context.PatientGroup
            .FirstOrDefaultAsync(x => x.Id == request.Data.Id, cancellationToken);

        if (entity == null) return false;

        _context.PatientGroup.Remove(entity);
        return await _context.SaveChangesAsync(cancellationToken) > 0;
    }
}