using GB5Shared.DaprCache;
using GB5Shared.DTO.Framework.AutoNumber;
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.Competency;
using TMSDAL.DTO.Competency;
using static GB5Shared.GB5Constant.Constant;

namespace TMSBLL.Competency
{
    public class CompetencyBLL : ICompetencyBLL
    {
        private readonly ICompetencyDAL _CompetencyDAL;
        private readonly AutoNumber _AutoNumber;
        private readonly IValidation _Validation;
        private readonly KeyInvalidate _KeyInvalidate;

        public CompetencyBLL(ICompetencyDAL competencyDAL, AutoNumber autoNumber, IValidation validation, KeyInvalidate keyInvalidate)
        {
            _CompetencyDAL = competencyDAL;
            _AutoNumber = autoNumber;
            _Validation = validation;
            _KeyInvalidate = keyInvalidate;
        }

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

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

            try
            {
                await _Validation.NotEmpty(dto.CompetencyCode, nameof(dto.CompetencyCode));
                await _Validation.NotEmpty(dto.CompetencyName, nameof(dto.CompetencyName));

                dto.TenantId = loginDTO.ClientId;
                dto.ModifiedById = loginDTO.UserId;
                dto.ModifiedOn = DateTime.UtcNow;

                string message;
                if (dto.CompetencyId == 0)
                {
                    autoNumberDTO = await _AutoNumber.GetAutoNumber(1, "COMPETENCY", loginDTO);
                    dto.CompetencyId = autoNumberDTO.StartNumber;
                    dto.CreatedById = loginDTO.UserId;
                    dto.CreatedOn = DateTime.UtcNow;

                    await _CompetencyDAL.SaveCompetency(dto, loginDTO);
                    message = string.Format(SuccessResponse.SaveSuccessWithCodeAndName, dto.CompetencyCode, dto.CompetencyName);
                }
                else
                {
                    await _CompetencyDAL.UpdateCompetency(dto, loginDTO);
                    message = string.Format(SuccessResponse.UpdateSuccessWithCodeAndName, dto.CompetencyCode, dto.CompetencyName);
                }

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

        public async Task<string> DeleteCompetency(int competencyId, LoginDTO loginDTO)
        {
            try
            {
                int result = await _CompetencyDAL.DeleteCompetency(competencyId, loginDTO);
                var cacheKey = new CacheKeyGeneration().KeyGeneration(competencyId, EntityConstant.OBJECTCOMPETENCY, CacheKeyLevel.CLIENT_LEVEL, loginDTO);
                await _KeyInvalidate.AllInvalidateCache(cacheKey);
                return result > 0 ? SuccessResponse.DeleteSuccessMessage : ErrorResponse.DeleteNotFoundMessage;
            }
            catch (Exception) { throw; }
        }

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

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