using FastEndpoints;
using FrameworkBLL.ReportOrchestration;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.DTO.Framework.ResponseStandard;
using GB5Shared.FastEndPoint;

namespace FrameworkSL.Endpoints.CommonReport
{
    /// <summary>
    /// Called by the SysJob worker to execute a previously queued async report.
    /// The worker reconstructs the LoginDTO from the TSYSJOB row and calls this
    /// endpoint. The orchestrator deserialises the context, executes the report,
    /// writes the output file, and returns the file path stored in RESULTLOCATION.
    /// </summary>
    public class ExecuteAsyncJob
        : BaseEndpoint<ExecuteAsyncJob.ExecuteAsyncJobParameters, ResponseStandardDTO<object>>
    {
        private readonly IQueryOrchestrator _orchestrator;

        public ExecuteAsyncJob(IQueryOrchestrator orchestrator) => _orchestrator = orchestrator;

        public override void Configure()
        {
            Post("/CommonReport/ExecuteAsyncJob");
            AllowAnonymous();
        }

        public record ExecuteAsyncJobParameters(
            [property: FromHeader] string Login,
            [property: QueryParam] int SysJobId
        );

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

        protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(
            ExecuteAsyncJobParameters req, LoginDTO loginDTO, CancellationToken ct)
        {
            string resultLocation = await _orchestrator
                .ExecuteAsyncJobAsync(req.SysJobId, loginDTO, ct)
                .ConfigureAwait(false);

            return await GB5Shared.ResponseStandard.Response
                .CreateSuccessResponse(
                    (object)new { ResultLocation = resultLocation, SysJobId = req.SysJobId },
                    GB5Shared.GB5Constant.Constant.CacheKeyLevel.NOT_REQUIRED,
                    loginDTO)
                .ConfigureAwait(false);
        }
    }
}