using FastEndpoints;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.DTO.Framework.ResponseStandard;
using GB5Shared.DTO.Report;
using GB5Shared.FastEndPoint;
using MMBLL.MMReports;
using MMDAL.DTO.MMReports;
using static GB5Shared.GB5Constant.Constant;

namespace MMSL.EndPoints.MMReports
{
    // Procurement Overview Dashboard, Tile 2 -- "PR to PO Tracker". Funnel/aging/open-list stages
    // are configured by BizTransactionTypeId, resolved by the caller (portlet default-criteria
    // config) from the tenant's own MBIZTRANSACTIONTYPE/MBIZTRANSACTIONCLASS rows for
    // PR/Inquiry/Quotation/PO -- never hardcoded here, since those IDs are tenant-specific.
    public class GetPRToPOTrackerDashboard
        : BaseReportEndpoint<GetPRToPOTrackerDashboard.GetPRToPOTrackerDashboardParameter, MMPendingRegisterListReportDTO>
    {
        private readonly IMMReportsBLL _bll;

        public GetPRToPOTrackerDashboard(IMMReportsBLL bll)
        {
            _bll = bll;
        }

        public override void Configure()
        {
            Post("/MMReports/GetPRToPOTrackerDashboard");
            AllowAnonymous();
        }

        public record GetPRToPOTrackerDashboardParameter(
            [property: FromHeader] string Login,
            [property: FromBody] ReportCallingDTO ReportCallingDTO,
            [property: QueryParam] int PrBizTransactionClassId,
            [property: QueryParam] int InquiryBizTransactionClassId,
            [property: QueryParam] int QuotationBizTransactionClassId,
            [property: QueryParam] int PoBizTransactionClassId,
            [property: QueryParam] int FirstNumber,
            [property: QueryParam] int MaxResult
        );

        protected override async IAsyncEnumerable<MMPendingRegisterListReportDTO> ExecuteReportAsync(
            GetPRToPOTrackerDashboardParameter req, LoginDTO login,
            [System.Runtime.CompilerServices.EnumeratorCancellation] CancellationToken ct)
        {
            var result = await _bll.GetPRToPOTrackerDashboard(
                1, int.MaxValue,
                req.PrBizTransactionClassId, req.InquiryBizTransactionClassId,
                req.QuotationBizTransactionClassId, req.PoBizTransactionClassId,
                req.ReportCallingDTO.CriteriaDTO, login, ct).ConfigureAwait(false);
            foreach (var row in result.OpenPRs)
            {
                ct.ThrowIfCancellationRequested();
                yield return row;
            }
        }

        protected override async Task<ResponseStandardDTO<object>> ExecutePagedAsync(
            GetPRToPOTrackerDashboardParameter req, LoginDTO login, CancellationToken ct)
        {
            try
            {
                var result = await _bll.GetPRToPOTrackerDashboard(
                    req.FirstNumber, req.MaxResult,
                    req.PrBizTransactionClassId, req.InquiryBizTransactionClassId,
                    req.QuotationBizTransactionClassId, req.PoBizTransactionClassId,
                    req.ReportCallingDTO.CriteriaDTO, login, ct).ConfigureAwait(false);
                return await GB5Shared.ResponseStandard.Response.CreateSuccessResponse(
                    result, CacheKeyLevel.NOT_REQUIRED, login).ConfigureAwait(false);
            }
            catch (Exception ex)
            {
                return await GB5Shared.ResponseStandard.Response.CreateExceptionError<string>(
                    ex, CacheKeyLevel.NOT_REQUIRED, login, ex.Message, 500).ConfigureAwait(false);
            }
        }
    }
}