using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using FrameworkDAL.DTO.Page;
using FrameworkDAL.Query.Page;
using FrameworkDAL.Query.PortLet;
using GB5Shared.DTO.Framework.Criteria;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.QueryExecutor;
using GB5Shared.Resource.Response;
using GB5Shared.Validation;
using Newtonsoft.Json;

namespace FrameworkDAL.CustomCode.Page
{
    public class PageDAL : IPageDAL
    {
        private readonly IQueryExecutor _QueryExecutor;
        private readonly IValidation _Validation;

        public PageDAL(IQueryExecutor IQueryExecutor, IValidation IValidation)
        {
            _QueryExecutor = IQueryExecutor;
            _Validation = IValidation;
        }

        public async Task<string> GetPage(int PageId, LoginDTO LoginDTO)
        {
            string Json = "";
            try
            {
                string sql = PageQB.GET_PAGE;
                var parameters = new { pageid = PageId };
                PageDTO PageDTOs = await _QueryExecutor.QuerySingleAsync<PageDTO>(LoginDTO, sql, parameters);
                Json = JsonConvert.SerializeObject(PageDTOs);
                return Json;
            }
            catch (Exception)
            {
                throw;
            }
            finally
            {
                Json = null;
            }
        }

        public async Task<int> SavePage(PageDTO PageDTO, LoginDTO LoginDTO)
        {
            try
            {
                string Sql = PageQB.SAVE_PAGE;
                return await _QueryExecutor.ExecuteAsync(LoginDTO, Sql, PageDTO);
            }
            catch (Exception ex)
            {
                string Error = await _Validation.HandleException(ex, $"{ErrorResponse.SaveErrorMessage}");
                throw new Exception(Error);
            }
        }

        public async Task<int> UpdatePage(PageDTO PageDTO, LoginDTO LoginDTO)
        {
            try
            {
                string Sql = PageQB.UPDATE_PAGE;
                return await _QueryExecutor.ExecuteAsync(LoginDTO, Sql, PageDTO);
            }
            catch (Exception ex)
            {
                string Error = await _Validation.HandleException(ex, $"{ErrorResponse.UpdateErrorMessage}");
                throw new Exception(Error);
            }
        }

        public async Task<string> DeletePage(int PageId, LoginDTO LoginDTO)
        {
            try
            {
                string Sql = PageQB.DELETE_PAGE;
                var Parameters = new { pageid = PageId };
                int result = await _QueryExecutor.ExecuteAsync(LoginDTO, Sql, Parameters);

                if (result > 0)
                {
                    return $"{SuccessResponse.DeleteSuccessMessage}";
                }
                else
                {
                    return $"{ErrorResponse.DeleteNotFoundMessage}";
                }
            }
            catch (Exception ex)
            {
                string Error = await _Validation.HandleException(ex, $"{ErrorResponse.DeleteErrorMessage}");
                throw new Exception(Error);
            }
        }

        public async Task<string> GetSelectListPage(CriteriaDTO CriteriaDTO, LoginDTO LoginDTO)
        {
            try
            {
                string SQL = PageQB.GET_SELECTLIST_PAGE;
                var Result = await _QueryExecutor.QueryAsync<PagePicklistDTO>(LoginDTO, SQL, null!);
                string Json = JsonConvert.SerializeObject(Result);
                return Json;
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<bool> CriteriaConfigExists(int CriteriaConfigId, LoginDTO LoginDTO)
        {
            try
            {
                var count = await _QueryExecutor.ExecuteScalarAsync<int>(
                    LoginDTO, PortletQB.CHECK_CRITERIACONFIG_ACTIVE, new { criteriaconfigid = CriteriaConfigId });
                return count > 0;
            }
            catch (Exception)
            {
                throw;
            }
        }
    }
}