using GB5Shared.DaprCache;
using GB5Shared.DTO.Framework.AutoNumber;
using GB5Shared.DTO.Framework.Criteria;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.GenerateAutoNumber;
using GB5Shared.Resource.Response;
using GB5Shared.Validation;
using Newtonsoft.Json;
using System.ComponentModel.DataAnnotations;
using TMSDAL.CustomCode.TrainingSession;
using TMSDAL.DTO.TrainingProgramme;
using static GB5Shared.GB5Constant.Constant;

namespace TMSBLL.TrainingSession
{
    public class TrainingProgrammeSessionBLL : ITrainingProgrammeSessionBLL
    {
        private readonly ITrainingProgrammeSessionDAL _DAL;
        private readonly AutoNumber _AutoNumber;
        private readonly IValidation _Validation;
        private readonly KeyInvalidate _KeyInvalidate;

        public TrainingProgrammeSessionBLL(ITrainingProgrammeSessionDAL dal, AutoNumber autoNumber, IValidation validation, KeyInvalidate keyInvalidate)
        {
            _DAL = dal;
            _AutoNumber = autoNumber;
            _Validation = validation;
            _KeyInvalidate = keyInvalidate;
        }

        public async Task<string> GetProgrammeSessions(int programmeSessionId, LoginDTO loginDTO)
        {
            try
            {
                var result = await _DAL.GetProgrammeSessions(programmeSessionId, loginDTO);
                return JsonConvert.SerializeObject(result);
            }
            catch (Exception) { throw; }
        }

        public async Task<string> GetProgrammeSessionsList(LoginDTO loginDTO)
        {
            try { return await _DAL.GetProgrammeSessionsList(loginDTO); }
            catch (Exception) { throw; }
        }

        public async Task<string> GetSelectListProgrammeSessions(CriteriaDTO CriteriaDTO, LoginDTO loginDTO)
        {
            try { return await _DAL.GetSelectListProgrammeSessions(CriteriaDTO, loginDTO); }
            catch (Exception) { throw; }
        }

        public async Task<string> SaveProgrammeSessions(ProgrammeSessionDTO dto, LoginDTO loginDTO)
        {
            if (dto == null) throw new ArgumentNullException(nameof(dto));
            AutoNumberDTO? autoNumberDTO = null;

            try
            {
                await _Validation.NotEmpty(dto.SessionCode, nameof(dto.SessionCode));
                await _Validation.NotEmpty(dto.SessionTitle, nameof(dto.SessionTitle));

                dto.TenantId = loginDTO.ClientId;

                string message;
                if (dto.ProgrammeSessionId == 0)
                {
                    autoNumberDTO = await _AutoNumber.GetAutoNumber(1, "PROGRAMMESESSION", loginDTO);
                    dto.ProgrammeSessionId = autoNumberDTO.StartNumber;

                    await _DAL.SaveProgrammeSessions(dto, loginDTO);
                    message = string.Format(SuccessResponse.SaveSuccessWithCodeAndName, dto.SessionCode, dto.SessionTitle);
                }
                else
                {
                    await _DAL.UpdateProgrammeSessions(dto, loginDTO);
                    message = string.Format(SuccessResponse.UpdateSuccessWithCodeAndName, dto.SessionCode, dto.SessionTitle);
                }

                var cacheKey = new CacheKeyGeneration().KeyGeneration(dto.ProgrammeSessionId, EntityConstant.OBJECTPROGRAMMESESSION, CacheKeyLevel.CLIENT_LEVEL, loginDTO);
                await _KeyInvalidate.AllInvalidateCache(cacheKey);
                return message;
            }
            catch (ValidationException vex) { throw new Exception(vex.Message); }
            catch (Exception)
            {
                if (autoNumberDTO != null && dto.ProgrammeSessionId > 0)
                    await _AutoNumber.RollbackAutoNumber("PROGRAMMESESSION", dto.ProgrammeSessionId, loginDTO);
                throw;
            }
        }

        public async Task<string> DeleteProgrammeSessions(int programmeSessionId, LoginDTO loginDTO)
        {
            try
            {
                var result = await _DAL.DeleteProgrammeSessions(programmeSessionId, loginDTO);
                var cacheKey = new CacheKeyGeneration().KeyGeneration(programmeSessionId, EntityConstant.OBJECTPROGRAMMESESSION, CacheKeyLevel.CLIENT_LEVEL, loginDTO);
                await _KeyInvalidate.AllInvalidateCache(cacheKey);
                return result;
            }
            catch (Exception) { throw; }
        }
    }
}