using FastEndpoints;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.DTO.Framework.ResponseStandard;
using GB5Shared.FastEndPoint;
using MarketingBLL.Communication;
using static GB5Shared.GB5Constant.Constant;

namespace MarketingSL.EndPoints.Communication;

/// <summary>
/// Dispatch endpoint for a Communication. Email/SMS are wired for real via
/// GB5Shared.ActionProcessor (see CommunicationBLL.SendCommunicationAsync's doc comment).
/// WhatsApp/Social still throw NotImplementedException — no handler exists for those channels
/// anywhere in this codebase yet, hence the 501 status below for that specific case.
/// </summary>
public class SendCommunication : BaseEndpoint<SendCommunication.SendCommunicationParameters, ResponseStandardDTO<object>>
{
    private readonly ICommunicationBLL _CommunicationBLL;

    public SendCommunication(ICommunicationBLL communicationBLL) => _CommunicationBLL = communicationBLL;

    public override void Configure()
    {
        Post("/Communication/SendCommunication");
        AllowAnonymous();
    }

    public record SendCommunicationParameters(
        [property: FromHeader] string Login,
        [property: QueryParam] int CommunicationId
    );

    protected override string? GetCacheKey(SendCommunicationParameters req, LoginDTO login) => null;

    protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(SendCommunicationParameters req, LoginDTO login, CancellationToken ct)
    {
        try
        {
            var result = await _CommunicationBLL.SendCommunicationAsync(req.CommunicationId, login!, ct);
            return await GB5Shared.ResponseStandard.Response.CreateSuccessResponse(result, CacheKeyLevel.NOT_REQUIRED, login);
        }
        catch (Exception ex)
        {
            return await GB5Shared.ResponseStandard.Response.CreateExceptionError<string>(ex, CacheKeyLevel.NOT_REQUIRED, login, ex.Message, 501);
        }
    }
}