using System;
using System.ComponentModel.DataAnnotations;
using System.Threading;
using System.Threading.Tasks;
using RecruitmentDAL.DTO.JobProfile;
using GB5Shared.DaprCache;
using GB5Shared.DTO.Framework.AutoNumber;
using GB5Shared.DTO.Framework.Criteria;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.EntityHandler;
using GB5Shared.GenerateAutoNumber;
using GB5Shared.Resource.Response;
using GB5Shared.Telemetry;
using GB5Shared.Validation;
using Microsoft.Extensions.Logging;
using RecruitmentDAL.CustomeCode.JobProfile;
using static GB5Shared.GB5Constant.Constant;

namespace RecruitmentBLL.JobProfile
{
    public class JobProfileBLL : IJobProfileBLL
    {
        private readonly IJobProfileDAL _JobProfileDAL;
        private readonly AutoNumber _AutoNumber;
        private readonly IValidation _Validation;
        private readonly KeyInvalidate _KeyInvalidate;
        private readonly BaseEntityAppService<JobProfileDTO> _BaseEntityAppService;
        private readonly BaseEntityAppService<JobProfileDetailDTO> _BaseEntityAppServiceDetail;
        private readonly ILogger<JobProfileBLL> _Logger;

        public JobProfileBLL(
            IJobProfileDAL jobProfileDAL,
            AutoNumber autoNumber,
            IValidation validation,
            KeyInvalidate keyInvalidate,
            BaseEntityAppService<JobProfileDTO> baseEntityAppService,
            BaseEntityAppService<JobProfileDetailDTO> baseEntityAppServiceDetail,
            ILogger<JobProfileBLL> logger)
        {
            _JobProfileDAL = jobProfileDAL;
            _AutoNumber = autoNumber;
            _Validation = validation;
            _KeyInvalidate = keyInvalidate;
            _BaseEntityAppService = baseEntityAppService;
            _BaseEntityAppServiceDetail = baseEntityAppServiceDetail;
            _Logger = logger;
        }


        #region Get

        public async Task<string> GetJobProfile(int JobProfileId, LoginDTO LoginDTO, CancellationToken ct)
        {
            try
            {
                return await _JobProfileDAL.GetJobProfile(JobProfileId, LoginDTO, ct)
                    .ConfigureAwait(false);
            }
            catch (Exception ex)
            {
                GB5Trace.MarkFailed("get-jobprofile-failed", ex);
                _Logger.LogError(ex, "GetJobProfile failed for JobProfileId {JobProfileId}", JobProfileId);
                throw;
            }
        }

        #endregion

        #region Save

        public async Task<string> SaveJobProfile(JobProfileDTO JobProfileDTO, LoginDTO LoginDTO, CancellationToken ct)
        {
            if (JobProfileDTO == null)
                throw new ArgumentNullException(nameof(JobProfileDTO));

            AutoNumberDTO? autoNumberDTO = null;

            try
            {
                GB5Trace.Step("validate-jobprofile", new { JobProfileDTO.JobProfileId });

                await _Validation.NotEmpty(
                    JobProfileDTO.JobProfileName,
                    nameof(JobProfileDTO.JobProfileName)).ConfigureAwait(false);

                bool isNew = JobProfileDTO.JobProfileId == 0;

                JobProfileDTO.JobProfileModifiedById = LoginDTO.UserId;
                JobProfileDTO.JobProfileModifiedOn = DateTime.UtcNow;

                if (isNew)
                {
                    autoNumberDTO = await _AutoNumber.GetNumberAsync(
                        1,
                        "JOBPROFILE",
                        LoginDTO).ConfigureAwait(false);

                    JobProfileDTO.JobProfileId = autoNumberDTO.StartNumber;
                    JobProfileDTO.JobProfileCreatedById = LoginDTO.UserId;
                    JobProfileDTO.JobProfileCreatedOn = DateTime.UtcNow;
                }

                GB5Trace.Step("save-jobprofile", new { JobProfileDTO.JobProfileId, isNew });

                await _BaseEntityAppService.ExecuteSaveAsync(
                    EntityConstant.OBJECTRECRUITMENTJOBPROFILE,
                    isNew
                        ? EventTypeConstant.SAVERECRUITMENTJOBPROFILEEVENTTYPEID
                        : EventTypeConstant.UPDATERECRUITMENTJOBPROFILEEVENTTYPEID,
                    JobProfileDTO,
                    LoginDTO,
                    async tx =>
                    {
                        _ = isNew
                            ? await _JobProfileDAL.SaveJobProfile(JobProfileDTO, LoginDTO, tx, ct).ConfigureAwait(false)
                            : await _JobProfileDAL.UpdateJobProfile(JobProfileDTO, LoginDTO, tx, ct).ConfigureAwait(false);
                        return JobProfileDTO.JobProfileId;
                    },
                    null, -1, -1, null, isNew).ConfigureAwait(false);

                GB5Trace.Step("event-publish", new
                {
                    EventTypeId = isNew
                        ? EventTypeConstant.SAVERECRUITMENTJOBPROFILEEVENTTYPEID
                        : EventTypeConstant.UPDATERECRUITMENTJOBPROFILEEVENTTYPEID
                });

                var cacheKey = new CacheKeyGeneration().KeyGeneration(
                    JobProfileDTO.JobProfileId,
                    EntityConstant.OBJECTRECRUITMENTJOBPROFILE,
                    CacheKeyLevel.CLIENT_LEVEL,
                    LoginDTO);

                await _KeyInvalidate.AllInvalidateCache(cacheKey).ConfigureAwait(false);

                _Logger.LogInformation(
                    "JobProfile {JobProfileId} {Action} by user {UserId}",
                    JobProfileDTO.JobProfileId, isNew ? "saved" : "updated", LoginDTO.UserId);

                return isNew
                    ? $"{SuccessResponse.SaveSuccessMessage} {JobProfileDTO.JobProfileId}"
                    : $"{SuccessResponse.UpdateSuccessMessage} {JobProfileDTO.JobProfileId}";
            }
            catch (ValidationException vex)
            {
                GB5Trace.MarkFailed("save-jobprofile-failed", vex);
                if (autoNumberDTO != null && JobProfileDTO.JobProfileId > 0)
                    await _AutoNumber.RollbackAutoNumber("JOBPROFILE", JobProfileDTO.JobProfileId, LoginDTO).ConfigureAwait(false);

                throw new Exception(vex.Message);
            }
            catch (Exception ex)
            {
                GB5Trace.MarkFailed("save-jobprofile-failed", ex);
                _Logger.LogError(ex, "SaveJobProfile failed for JobProfileId {JobProfileId}", JobProfileDTO.JobProfileId);

                if (autoNumberDTO != null && JobProfileDTO.JobProfileId > 0)
                {
                    await _AutoNumber.RollbackAutoNumber(
                        "JOBPROFILE",
                        JobProfileDTO.JobProfileId,
                        LoginDTO).ConfigureAwait(false);
                }
                throw;
            }
        }

        #endregion

        #region Select List
        public async Task<string> GetSelectListJobProfile(CriteriaDTO criteriaDTO, LoginDTO LoginDTO, CancellationToken ct)
        {
            try
            {
                return await _JobProfileDAL.GetSelectListJobProfile(criteriaDTO, LoginDTO, ct)
                    .ConfigureAwait(false);
            }
            catch (Exception ex)
            {
                GB5Trace.MarkFailed("get-selectlist-jobprofile-failed", ex);
                _Logger.LogError(ex, "GetSelectListJobProfile failed");
                throw;
            }
        }
        #endregion

        #region Delete
        public async Task<string> DeleteJobProfile(int JobProfileId, LoginDTO LoginDTO, CancellationToken ct)
        {
            try
            {
                GB5Trace.Step("delete-jobprofile", new { JobProfileId });

                var result = await _JobProfileDAL.DeleteJobProfile(JobProfileId, LoginDTO, ct)
                    .ConfigureAwait(false);

                var cacheKey = new CacheKeyGeneration().KeyGeneration(
                    JobProfileId,
                    EntityConstant.OBJECTRECRUITMENTJOBPROFILE,
                    CacheKeyLevel.CLIENT_LEVEL,
                    LoginDTO);

                await _KeyInvalidate.AllInvalidateCache(cacheKey).ConfigureAwait(false);

                _Logger.LogInformation("JobProfile {JobProfileId} deleted by user {UserId}", JobProfileId, LoginDTO.UserId);

                return result;
            }
            catch (Exception ex)
            {
                GB5Trace.MarkFailed("delete-jobprofile-failed", ex);
                _Logger.LogError(ex, "DeleteJobProfile failed for JobProfileId {JobProfileId}", JobProfileId);
                throw;
            }
        }
        #endregion

        #region Get

        public async Task<string> GetJobProfileDetail(int JobProfileDetailId, LoginDTO LoginDTO, CancellationToken ct)
        {
            try
            {
                return await _JobProfileDAL.GetJobProfileDetail(JobProfileDetailId, LoginDTO, ct)
                    .ConfigureAwait(false);
            }
            catch (Exception ex)
            {
                GB5Trace.MarkFailed("get-jobprofiledetail-failed", ex);
                _Logger.LogError(ex, "GetJobProfileDetail failed for JobProfileDetailId {JobProfileDetailId}", JobProfileDetailId);
                throw;
            }
        }

        #endregion

        #region Save

        public async Task<string> SaveJobProfileDetail(JobProfileDetailDTO JobProfileDetailDTO, LoginDTO LoginDTO, CancellationToken ct)
        {
            if (JobProfileDetailDTO == null)
                throw new ArgumentNullException(nameof(JobProfileDetailDTO));

            AutoNumberDTO? autoNumberDetailDTO = null;

            try
            {
                GB5Trace.Step("validate-jobprofiledetail", new { JobProfileDetailDTO.JobProfileDetailId });

                bool isNew = JobProfileDetailDTO.JobProfileDetailId == 0;

                if (isNew)
                {
                    autoNumberDetailDTO = await _AutoNumber.GetNumberAsync(
                        1,
                        "JOBPROFILEDETAIL",
                        LoginDTO).ConfigureAwait(false);

                    JobProfileDetailDTO.JobProfileDetailId = autoNumberDetailDTO.StartNumber;
                }

                GB5Trace.Step("save-jobprofiledetail", new { JobProfileDetailDTO.JobProfileDetailId, isNew });

                await _BaseEntityAppServiceDetail.ExecuteSaveAsync(
                    EntityConstant.OBJECTRECRUITMENTJOBPROFILEDETAIL,
                    isNew
                        ? EventTypeConstant.SAVERECRUITMENTJOBPROFILEDETAILEVENTTYPEID
                        : EventTypeConstant.UPDATERECRUITMENTJOBPROFILEDETAILEVENTTYPEID,
                    JobProfileDetailDTO,
                    LoginDTO,
                    async tx =>
                    {
                        _ = isNew
                            ? await _JobProfileDAL.SaveJobProfileDetail(JobProfileDetailDTO, LoginDTO, tx, ct).ConfigureAwait(false)
                            : await _JobProfileDAL.UpdateJobProfileDetail(JobProfileDetailDTO, LoginDTO, tx, ct).ConfigureAwait(false);
                        return JobProfileDetailDTO.JobProfileDetailId;
                    },
                    null, -1, -1, null, isNew).ConfigureAwait(false);

                GB5Trace.Step("event-publish", new
                {
                    EventTypeId = isNew
                        ? EventTypeConstant.SAVERECRUITMENTJOBPROFILEDETAILEVENTTYPEID
                        : EventTypeConstant.UPDATERECRUITMENTJOBPROFILEDETAILEVENTTYPEID
                });

                var cacheKey = new CacheKeyGeneration().KeyGeneration(
                    JobProfileDetailDTO.JobProfileDetailId,
                    EntityConstant.OBJECTRECRUITMENTJOBPROFILEDETAIL,
                    CacheKeyLevel.CLIENT_LEVEL,
                    LoginDTO);

                await _KeyInvalidate.AllInvalidateCache(cacheKey).ConfigureAwait(false);

                _Logger.LogInformation(
                    "JobProfileDetail {JobProfileDetailId} {Action} by user {UserId}",
                    JobProfileDetailDTO.JobProfileDetailId, isNew ? "saved" : "updated", LoginDTO.UserId);

                return isNew
                    ? $"{SuccessResponse.SaveSuccessMessage} {JobProfileDetailDTO.JobProfileDetailId}"
                    : $"{SuccessResponse.UpdateSuccessMessage} {JobProfileDetailDTO.JobProfileDetailId}";
            }
            catch (ValidationException vex)
            {
                GB5Trace.MarkFailed("save-jobprofiledetail-failed", vex);
                if (autoNumberDetailDTO != null && JobProfileDetailDTO.JobProfileDetailId > 0)
                    await _AutoNumber.RollbackAutoNumber("JOBPROFILEDETAIL", JobProfileDetailDTO.JobProfileDetailId, LoginDTO).ConfigureAwait(false);

                throw new Exception(vex.Message);
            }
            catch (Exception ex)
            {
                GB5Trace.MarkFailed("save-jobprofiledetail-failed", ex);
                _Logger.LogError(ex, "SaveJobProfileDetail failed for JobProfileDetailId {JobProfileDetailId}", JobProfileDetailDTO.JobProfileDetailId);

                if (autoNumberDetailDTO != null && JobProfileDetailDTO.JobProfileDetailId > 0)
                {
                    await _AutoNumber.RollbackAutoNumber(
                        "JOBPROFILEDETAIL",
                        JobProfileDetailDTO.JobProfileDetailId,
                        LoginDTO).ConfigureAwait(false);
                }
                throw;
            }
        }

        #endregion

        #region Select List

        public async Task<string> GetSelectListJobProfileDetail(CriteriaDTO criteriaDTO, LoginDTO LoginDTO, CancellationToken ct)
        {
            try
            {
                return await _JobProfileDAL.GetSelectListJobProfileDetail(criteriaDTO, LoginDTO, ct)
                    .ConfigureAwait(false);
            }
            catch (Exception ex)
            {
                GB5Trace.MarkFailed("get-selectlist-jobprofiledetail-failed", ex);
                _Logger.LogError(ex, "GetSelectListJobProfileDetail failed");
                throw;
            }
        }

        #endregion

        #region Delete

        public async Task<string> DeleteJobProfileDetail(int JobProfileDetailId, LoginDTO LoginDTO, CancellationToken ct)
        {
            try
            {
                GB5Trace.Step("delete-jobprofiledetail", new { JobProfileDetailId });

                var result = await _JobProfileDAL.DeleteJobProfileDetail(JobProfileDetailId, LoginDTO, ct)
                    .ConfigureAwait(false);

                var cacheKey = new CacheKeyGeneration().KeyGeneration(
                    JobProfileDetailId,
                    EntityConstant.OBJECTRECRUITMENTJOBPROFILEDETAIL,
                    CacheKeyLevel.CLIENT_LEVEL,
                    LoginDTO);

                await _KeyInvalidate.AllInvalidateCache(cacheKey).ConfigureAwait(false);

                _Logger.LogInformation("JobProfileDetail {JobProfileDetailId} deleted by user {UserId}", JobProfileDetailId, LoginDTO.UserId);

                return result;
            }
            catch (Exception ex)
            {
                GB5Trace.MarkFailed("delete-jobprofiledetail-failed", ex);
                _Logger.LogError(ex, "DeleteJobProfileDetail failed for JobProfileDetailId {JobProfileDetailId}", JobProfileDetailId);
                throw;
            }
        }

        #endregion
    }
}