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

namespace AccountsSL.EndPoints.Warehouse
{
    // Generic fact-posting trigger for any MWAREHOUSEFACT row sharing FFINANCE's family (OU+Day
    // grain, TVOUCHER/MACCOUNT/MACCOUNTGROUP source, nature-bucket aggregation) — see the plan
    // file's "Extension — Generalizing to Admin-Defined Fact Tables" section. Adding a new fact
    // table within this family (create the physical table via SqlWorkbench/DBA, then insert
    // MWAREHOUSEFACT/MWAREHOUSEMEASURE/MWAREHOUSEMEASUREPOSTINGRULE rows) needs zero code beyond
    // calling this endpoint with that table's FactId. PostFFinance.cs remains a separate, untouched
    // thin wrapper hardcoding FactId=2 for backward compatibility with its already-deployed callers.
    public class PostFact : BaseEndpoint<PostFact.PostFactParameters, ResponseStandardDTO<object>>
    {
        private readonly IWarehouseFactPostingBLL _bll;

        public PostFact(IWarehouseFactPostingBLL bll)
        {
            _bll = bll;
        }

        public override void Configure()
        {
            Post("/Warehouse/PostFact");
            AllowAnonymous();
        }

        public record PostFactParameters(
            [property: FromHeader] string Login,
            [property: FromBody] PostFactRequestDTO Request
        );

        public class PostFactRequestDTO
        {
            public int FactId { get; set; }
            public DateTime DateFrom { get; set; }
            public DateTime DateTo { get; set; }

            // Null/empty = every active OU. Explicit list = a targeted/manual repost.
            public List<int>? OuIds { get; set; }
        }

        protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(
            PostFactParameters req, LoginDTO LoginDTO, CancellationToken ct)
        {
            try
            {
                var result = await _bll.PostFactAsync(
                    req.Request.FactId, req.Request.DateFrom, req.Request.DateTo, req.Request.OuIds, LoginDTO, ct).ConfigureAwait(false);
                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);
            }
        }
    }
}