using System.ComponentModel.DataAnnotations;
using FrameworkDAL.CustomCode.DataDictionary;
using FrameworkDAL.DTO.DataDictionary;
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;

namespace FrameworkBLL.DataDictionary
{
    public class DataDictionaryBLL : IDataDictionaryBLL
    {
        private readonly IDataDictionaryDAL _DataDictionaryDAL;
        private readonly AutoNumber _AutoNumber;
        private readonly IValidation _Validation;

        public DataDictionaryBLL(IDataDictionaryDAL DataDictionaryDAL, AutoNumber AutoNumber, IValidation Validation)
        {
            _DataDictionaryDAL = DataDictionaryDAL;
            _AutoNumber = AutoNumber;
            _Validation = Validation;
        }

        public async Task<string> GetDataDictionary(int DataDictionaryId, LoginDTO LoginDTO)
        {
            try
            {
                return await _DataDictionaryDAL.GetDataDictionary(DataDictionaryId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<string> SaveDataDictionary(DataDictionaryDTO DataDictionaryDTO, LoginDTO LoginDTO)
        {
            if (DataDictionaryDTO == null) throw new ArgumentNullException(nameof(DataDictionaryDTO));
            AutoNumberDTO? autoNumberDTO = null;

            try
            {
                await _Validation.NotEmpty(DataDictionaryDTO.DataDictionarySection, nameof(DataDictionaryDTO.DataDictionarySection));
                await _Validation.NotEmpty(DataDictionaryDTO.DataDictionaryName, nameof(DataDictionaryDTO.DataDictionaryName));
                DataDictionaryDTO.DataDictionaryModifiedById = LoginDTO.UserId;
                DataDictionaryDTO.DataDictionaryModifiedOn = DateTime.UtcNow;

                int count = 1;
                if (DataDictionaryDTO.DataDictionaryId == 0)
                {
                    autoNumberDTO = await _AutoNumber.GetAutoNumber(count, "DATADICTIONARY", LoginDTO);
                    DataDictionaryDTO.DataDictionaryId = autoNumberDTO.StartNumber;
                    DataDictionaryDTO.DataDictionaryCreatedById = LoginDTO.UserId;
                    DataDictionaryDTO.DataDictionaryCreatedOn = DateTime.UtcNow;

                    await _DataDictionaryDAL.SaveDataDictionary(DataDictionaryDTO, LoginDTO);
                    return $"{SuccessResponse.SaveSuccessMessage} {DataDictionaryDTO.DataDictionaryId}";
                }
                else
                {
                    await _DataDictionaryDAL.UpdateDataDictionary(DataDictionaryDTO, LoginDTO);
                    return $"{SuccessResponse.UpdateSuccessMessage} {DataDictionaryDTO.DataDictionaryId}";
                }
            }
            catch (ValidationException vex)
            {
                throw new Exception(vex.Message);
            }
            catch (Exception)
            {
                if (autoNumberDTO != null && DataDictionaryDTO.DataDictionaryId > 0)
                    await _AutoNumber.RollbackAutoNumber("DATADICTIONARY", DataDictionaryDTO.DataDictionaryId, LoginDTO);

                throw;
            }
        }

        public async Task<string> DeleteDataDictionary(int DataDictionaryId, LoginDTO LoginDTO)
        {
            try
            {
                return await _DataDictionaryDAL.DeleteDataDictionary(DataDictionaryId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<string> GetSelectListDataDictionary(int FirstNumber, int MaxResult, CriteriaDTO CriteriaDTO, LoginDTO LoginDTO)
        {
            try
            {
                return await _DataDictionaryDAL.GetSelectListDataDictionary(FirstNumber, MaxResult, CriteriaDTO, LoginDTO);
            }
            catch (Exception ex)
            {
                throw new Exception("Error in GetSelectListDataDictionary", ex);
            }
        }
    }
}