using BeReadyBackend.Hubs;
using BeReadyBackend.Models;
using BeReadyBackend.Repositories;
using BeReadyBackend.Services;
using BeReadyBackend.Specifications.Groups;
using FastEndpoints;
using Microsoft.AspNetCore.SignalR;

namespace BeReadyBackend.Endpoints.Groups;

public class UserProofRequest
{
    public int GroupId { get; set; }
    public string? Proof { get; set; }
}

public class PatchGroupUserProofEndpoint(UserGroupsRepository userGroupsRepository, UserService userService, IHubContext<GroupHub> hubContext) : Endpoint<UserProofRequest>
{
    public override void Configure()
    {
        Patch("/Groups/{@GroupId}/Users/Proof/", x => new { x.GroupId });
    }

    public override async Task HandleAsync(UserProofRequest req, CancellationToken ct)
    {
        int userId = userService.GetUserIdFromToken();
        UserGroup? member = await userGroupsRepository.SingleOrDefaultAsync(new GetUserInGroupByIdsSpec(req.GroupId, userId), ct);

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

        if (member.Proof is not null)
        {
            await Send.StringAsync("Vous avez déjà déposé une photo", 400, cancellation: ct);
            return;
        }

        if (member.Group != null && member.Group.IsFinished)
        {
            await Send.StringAsync("Ce défi est terminé", 400, cancellation: ct);
            return;
        }

        member.Proof = req.Proof;
        await userGroupsRepository.SaveChangesAsync(ct);

        await hubContext.Clients.Group($"group-{req.GroupId}").SendAsync("ReceiveProof", req.Proof, cancellationToken: ct);

        await Send.NoContentAsync(ct);
    }
}