using FrameworkDAL.DTO.WorkflowConfig;
using FrameworkDAL.Query.WorkflowConfig;
using GB5Shared.DTO.Framework.Criteria;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.QueryExecutor;
using GB5Shared.Resource.Response;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Data.Common;
using System.Linq;
using System.Threading.Tasks;

namespace FrameworkDAL.CustomCode.WorkflowConfig
{
    public class WorkflowConfigDAL : IWorkflowConfigDAL
    {
        private readonly IQueryExecutor _QueryExecutor;

        public WorkflowConfigDAL(IQueryExecutor queryExecutor)
        {
            _QueryExecutor = queryExecutor;
        }

        public async Task<string> GetSelectListWorkflowConfig(int FirstNumber, int MaxResult, CriteriaDTO criteriaDTO, LoginDTO loginDTO, bool IsCount = false)
        {
            try
            {
                string json = "";

                if (!IsCount)
                {
                    string sql = WorkflowConfigQB.GET_SELECTLIST_WORKFLOW_CONFIG;
                    var parameter = new { firstnumber = FirstNumber, maxresult = MaxResult };

                    List<WorkflowConfigDTO> list =
                        (await _QueryExecutor.QueryAsync<WorkflowConfigDTO>(loginDTO, sql, parameter)).ToList();

                    json = JsonConvert.SerializeObject(list);
                }
                else
                {
                    int count = 0; // Replace with count query later
                    json = count.ToString();
                }

                return json;
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<string> GetWorkflowConfig(int workflowConfigId, LoginDTO loginDTO)
        {
            string json = "";

            try
            {
                string sql = WorkflowConfigQB.GET_WORKFLOW_CONFIG;
                var parameters = new { WorkflowConfigId = workflowConfigId };

                WorkflowConfigDTO data =
                    await _QueryExecutor.QuerySingleAsync<WorkflowConfigDTO>(loginDTO, sql, parameters);

                json = JsonConvert.SerializeObject(data);
                return json;
            }
            catch (Exception)
            {
                throw;
            }
            finally
            {
                json = null;
            }
        }

        public async Task<int> SaveWorkflowConfig(WorkflowConfigDTO dto, LoginDTO loginDTO)
        {
            try
            {
                const string sql = WorkflowConfigQB.SAVE_WORKFLOW_CONFIG;
                return await _QueryExecutor.ExecuteAsync(loginDTO, sql, dto);
            }
            catch (Exception ex)
            {
                throw new Exception("Error while saving WorkflowConfig", ex);
            }
        }

        public async Task<int> UpdateWorkflowConfig(WorkflowConfigDTO dto, LoginDTO loginDTO)
        {
            try
            {
                const string sql = WorkflowConfigQB.UPDATE_WORKFLOW_CONFIG;
                return await _QueryExecutor.ExecuteAsync(loginDTO, sql, dto);
            }
            catch (Exception ex)
            {
                throw new Exception("Error while updating WorkflowConfig", ex);
            }
        }
        public async Task<string> DeleteWorkflowConfig(int workflowConfigId, LoginDTO LoginDTO)
        {
            try
            {
                string sql = WorkflowConfigQB.DELETE_WORKFLOW_CONFIG;
                var parameter = new { workflowconfigid = workflowConfigId };
                var result = await _QueryExecutor.ExecuteAsync(LoginDTO, sql, parameter);

                if (result > 0)
                {
                    return $"{SuccessResponse.DeleteSuccessMessage}";
                }
                else
                {
                    return $"{ErrorResponse.DeleteNotFoundMessage}";
                }
            }
            catch (Exception)
            {
                throw;
            }
        }
    }
}