using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using FrameworkDAL.CustomCode.PortletVsMenu;
using FrameworkDAL.DTO.Portlet;
using GB5Shared.DTO.Framework.AutoNumber;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.GenerateAutoNumber;
using GB5Shared.Resource.Response;
using GB5Shared.Validation;

namespace FrameworkBLL.PortletVsMenu
{
    public class PortletVsMenuBLL : IPortletVsMenuBLL
    {
        private readonly IPortletVsMenuDAL _PortletVsMenuDAL;
        private readonly AutoNumber _AutoNumber;
        private readonly IValidation _Validation;

        public PortletVsMenuBLL(IPortletVsMenuDAL IPortletVsMenuDAL, AutoNumber AutoNumber, IValidation Validation)
        {
            _PortletVsMenuDAL = IPortletVsMenuDAL;
            _AutoNumber = AutoNumber;
            _Validation = Validation;
        }

        public async Task<string> GetPortletVsMenu(int PortletId, LoginDTO LoginDTO)
        {
            try
            {
                return await _PortletVsMenuDAL.GetPortletVsMenu(PortletId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

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

            try
            {
                int count = 1;
                if (PortletVsMenuDTO.PortletVsMenuId == 0)
                {
                    autoNumberDTO = await _AutoNumber.GetAutoNumber(count, "PORTLETVSMENU", LoginDTO);
                    PortletVsMenuDTO.PortletVsMenuId = autoNumberDTO.StartNumber;

                    await _PortletVsMenuDAL.SavePortletVsMenu(PortletVsMenuDTO, LoginDTO);
                    return $"{SuccessResponse.SaveSuccessMessage} {PortletVsMenuDTO.PortletVsMenuId}";
                }
                else
                {
                    await _PortletVsMenuDAL.UpdatePortletVsMenu(PortletVsMenuDTO, LoginDTO);
                    return $"{SuccessResponse.UpdateSuccessMessage} {PortletVsMenuDTO.PortletVsMenuId}";
                }
            }
            catch (ValidationException vex)
            {
                throw new Exception(vex.Message);
            }
            catch (Exception)
            {
                if (autoNumberDTO != null && PortletVsMenuDTO.PortletVsMenuId > 0)
                    await _AutoNumber.RollbackAutoNumber("PORTLETVSMENU", PortletVsMenuDTO.PortletVsMenuId, LoginDTO);

                throw;
            }
        }

        public async Task<string> DeletePortletVsMenu(int PortletId, LoginDTO LoginDTO)
        {
            try
            {
                return await _PortletVsMenuDAL.DeletePortletVsMenu(PortletId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }
    }
}