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

namespace FrameworkDAL.CustomCode.EventSource
{
    public class EventSourceDAL : IEventSourceDAL
    {
        private readonly IQueryExecutor _QueryExecutor;
        private readonly IValidation _Validation;

        public EventSourceDAL(IQueryExecutor QueryExecutor,IValidation Validation)
        {
            _QueryExecutor = QueryExecutor;
            _Validation = Validation;
        }

        public async Task<string> GetSelectListEventSource(int FirstNumber, int MaxResult, CriteriaDTO CriteriaDTO, LoginDTO LoginDTO, bool IsCount = false)
        {
            try
            {
                string Json = "";
                if (IsCount == false)
                {
                    string SQL = EventSourceQB.GET_SELECTLIST_EVENTSOURCE;
                    var parameter = new { firstnumber = FirstNumber, maxresult = MaxResult };
                    List<EventSourcePicklistDTO> EventSourcePicklistDTO = (await _QueryExecutor.QueryAsync<EventSourcePicklistDTO>(LoginDTO, SQL, parameter)).ToList();

                    Json = JsonConvert.SerializeObject(EventSourcePicklistDTO);
                }
                else
                {
                    int Count = 0;
                    Json = Count.ToString();
                }
                return Json;
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<string> GetEventSource(int EventSourceId, LoginDTO LoginDTO)
        {
            string Json = "";
            try
            {
                string sql = EventSourceQB.GET_EVENTSOURCE;
                var parameters = new { eventsourceid = EventSourceId };
                EventSourceDTO EventSourceDTOs = await _QueryExecutor.QuerySingleAsync<EventSourceDTO>(LoginDTO, sql, parameters);
                Json = JsonConvert.SerializeObject(EventSourceDTOs);
                return Json;
            }
            catch (Exception)
            {
                throw;
            }
            finally
            {
                Json = null;
            }
        }

        public async Task<int> SaveEventSource(EventSourceDTO EventSourceDTO, LoginDTO LoginDTO)
        {
            try
            {
                const string Sql = EventSourceQB.SAVE_EVENTSOURCE;
                return await _QueryExecutor.ExecuteAsync(LoginDTO, Sql, EventSourceDTO);
            }
            catch (Exception ex)
            {
                string Error = await _Validation.HandleException(ex, $"{ErrorResponse.SaveErrorMessage}");
                throw new Exception(Error);
            }
        }

        public async Task<int> UpdateEventSource(EventSourceDTO EventSourceDTO, LoginDTO LoginDTO)
        {
            try
            {
                const string sql = EventSourceQB.UPDATE_EVENTSOURCE;
                return await _QueryExecutor.ExecuteAsync(LoginDTO, sql, EventSourceDTO);
            }
            catch (Exception ex)
            {
                string Error = await _Validation.HandleException(ex, $"{ErrorResponse.UpdateErrorMessage}");
                throw new Exception(Error);
            }
        }

        public async Task<string> DeleteEventSource(int EventSourceId, LoginDTO LoginDTO)
        {
            try
            {
                string sql = EventSourceQB.DELETE_EVENTSOURCE;
                var parameter = new { eventsourceid = EventSourceId };
                var result = await _QueryExecutor.ExecuteAsync(LoginDTO, sql, parameter);

                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);
            }
        }
    }
}