using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using GB5Shared.QueryExecutor;
using FrameworkDAL.DTO.Menu;
using FrameworkDAL.Query.Template;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.Resource.Response;
using GB5Shared.ResponseStandard;
using GB5Shared.Validation;
using Microsoft.VisualBasic; 
using Newtonsoft.Json;

namespace FrameworkDAL.CustomCode.Template
{
    public class TemplateDAL : ITemplateDAL
    {
        private readonly IQueryExecutor _QueryExecutor;
        private readonly IValidation _Validation;

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

        public async Task<string> GetTemplate(int TemplateId, LoginDTO LoginDTO)
        {
            string Json = "";
            try
            {
                string sql = TemplateQB.GET_TEMPLATE;
                var parameters = new { templateid = TemplateId };
                TemplateDTO TemplateDTOs = await _QueryExecutor.QuerySingleAsync<TemplateDTO>(LoginDTO, sql, parameters);
                Json = JsonConvert.SerializeObject(TemplateDTOs);
                return Json;
            }
            catch (Exception)
            {
                throw;
            }
            finally
            {
                Json = null;
            }
        }

        public async Task<string> GetSelectListTemplate(LoginDTO LoginDTO)
        {
            try
            {
                string sql = TemplateQB.GET_SELECTLIST_TEMPLATE;
                var result = await _QueryExecutor.QueryAsync<TemplatePicklistDTO>(LoginDTO, sql, null!);
                return JsonConvert.SerializeObject(result);
            }
            catch (Exception)
            {
                throw;
            }
        }

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

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

        public async Task<string> DeleteTemplate(int TemplateId, LoginDTO LoginDTO)
        {
            try
            {
                string Sql = TemplateQB.DELETE_TEMPLATE;
                var Parameters = new { templateid = TemplateId };
                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);
            }
        }
    }
}