using FastEndpoints;
using AccountsBLL.Budget;
using AccountsDAL.DTO.Budget;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.DTO.Framework.ResponseStandard;
using GB5Shared.FastEndPoint;
using static GB5Shared.GB5Constant.Constant;

namespace AccountsSL.EndPoints.Budget
{
    public class SaveBudget
        : BaseEndpoint<SaveBudget.SaveBudgetParameters, ResponseStandardDTO<object>>
    {
        private readonly IBudgetBLL _BudgetBLL;

        public SaveBudget(IBudgetBLL BudgetBLL)
        {
            _BudgetBLL = BudgetBLL;
        }

        public override void Configure()
        {
            Post("/Budget/SaveBudget");
            AllowAnonymous();
        }

        public record SaveBudgetParameters(
            [property: FromHeader] string Login,
            [property: FromBody] BudgetDTO BudgetDTO
        );

        // Mutation endpoint -- never cached.
        protected override string? GetCacheKey(SaveBudgetParameters req, LoginDTO login) => null;

        protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(
            SaveBudgetParameters req,
            LoginDTO LoginDTO,
            CancellationToken ct)
        {
            try
            {
                var result = await _BudgetBLL.SaveBudget(req.BudgetDTO, LoginDTO!, ct);

                return await GB5Shared.ResponseStandard.Response
                    .CreateSuccessResponse(result, CacheKeyLevel.NOT_REQUIRED, LoginDTO);
            }
            catch (Exception ex)
            {
                return await GB5Shared.ResponseStandard.Response
                    .CreateExceptionError<string>(
                        ex,
                        CacheKeyLevel.NOT_REQUIRED,
                        LoginDTO,
                        ex.Message,
                        500
                    );
            }
        }
    }
}