using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using FrameworkDAL.CustomCode.WebServiceParameter;
using FrameworkDAL.DTO.WebService;
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.WebServiceParameter
{
    public class WebServiceParameterBLL : IWebServiceParameterBLL
    {
        private readonly IWebServiceParameterDAL _WebServiceParameterDAL;
        private readonly AutoNumber _AutoNumber;
        private readonly IValidation _Validation;

        public WebServiceParameterBLL(IWebServiceParameterDAL WebServiceParameterDAL, AutoNumber AutoNumber, IValidation validation)
        {
            _WebServiceParameterDAL = WebServiceParameterDAL;
            _AutoNumber = AutoNumber;
            _Validation = validation;
        }

        public async Task<WebServiceParameterDTO> GetWebServiceParameter(int WebServiceParameterId, LoginDTO LoginDTO)
        {
            try
            {
                return await _WebServiceParameterDAL.GetWebServiceParameter(WebServiceParameterId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

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

            try
            {
                await _Validation.NotEmpty(WebServiceParameterDTO.WebServiceParameterParameterName, nameof(WebServiceParameterDTO.WebServiceParameterParameterName));

                int InitialId = WebServiceParameterDTO.WebServiceParameterId;
                int count = 1 + InitialId;
                if (InitialId == 0)
                {
                    AutoNumberDTO AutoNumberDTO = await _AutoNumber.GetNumberAsync(count, "WEBSERVICEPARAMETER", LoginDTO);
                    WebServiceParameterDTO.WebServiceParameterId = AutoNumberDTO.StartNumber;

                    await _WebServiceParameterDAL.SaveWebServiceParameter(WebServiceParameterDTO, LoginDTO);
                    return $"{SuccessResponse.SaveSuccessMessage} {WebServiceParameterDTO.WebServiceParameterId}";
                }
                else
                {
                    await _WebServiceParameterDAL.UpdateWebServiceParameter(WebServiceParameterDTO, LoginDTO);
                    return $"{SuccessResponse.UpdateSuccessMessage} {WebServiceParameterDTO.WebServiceParameterId}";
                }
            }
            catch (ValidationException vex)
            {
                throw new Exception(vex.Message);
            }
            catch (Exception)
            {
                if (autoNumberDTO != null && WebServiceParameterDTO.WebServiceParameterId > 0)
                    await _AutoNumber.RollbackAutoNumber("WEBSERVICEPARAMETER", WebServiceParameterDTO.WebServiceParameterId, LoginDTO);

                throw;
            }
        }

        public async Task<string> DeleteWebServiceParameter(int WebServiceParameterId, LoginDTO LoginDTO)
        {
            try
            {
                return await _WebServiceParameterDAL.DeleteWebServiceParameter(WebServiceParameterId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }
    }
}