using FastEndpoints;
using Microsoft.EntityFrameworkCore;
using PyroFetes.DTO.Show.Request;
using PyroFetes.DTO.Show.Response;

namespace PyroFetes.Endpoints.Show;

public class UpdateShowEndpoint(PyroFetesDbContext pyroFetesDbContext) : Endpoint<UpdateShowDto, ReadShowDto>
{
    public override void Configure()
    {
        Put("/api/shows/{Id}");
        AllowAnonymous();
    }

    public override async Task HandleAsync(UpdateShowDto req, CancellationToken ct)
    {
        if (!req.Id.HasValue)
        {
            await Send.NotFoundAsync(ct);
            return;
        }

        var show = await pyroFetesDbContext.Shows
            .FirstOrDefaultAsync(s => s.Id == req.Id.Value, ct);

        if (show is null)
        {
            await Send.NotFoundAsync(ct);
            return;
        }

        show.Name = req.Name ?? show.Name;
        show.Place = req.Place ?? show.Place;
        show.Description = req.Description ?? show.Description;
        show.PyrotechnicImplementationPlan = req.PyrotechnicImplementationPlan ?? show.PyrotechnicImplementationPlan;
        
        if (req.Date.HasValue)
        {
            show.Date = DateOnly.FromDateTime(req.Date.Value);
        }

        await pyroFetesDbContext.SaveChangesAsync(ct);

        var result = new ReadShowDto
        {
            Id = show.Id,
            Name = show.Name,
            Place = show.Place,
            Description = show.Description,
            PyrotechnicImplementationPlan = show.PyrotechnicImplementationPlan,
            Date = show.Date.HasValue ? show.Date.Value.ToDateTime(TimeOnly.MinValue) : null
        };

        await Send.OkAsync(result, ct);
    }
}