using AnalyticsDAL.DTO.Analysis;
using AnalyticsDAL.Query.AnalysisFields;
using GB5Shared.DTO.Framework.Criteria;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.QueryExecutor;
using GB5Shared.Resource.Response;
using GB5Shared.Validation;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Data.Common;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace AnalyticsDAL.CustomCode.AnalysisField
{
    public class AnalysisFieldDAL : IAnalysisFieldDAL
    {
        private readonly IQueryExecutor _qe;
        private readonly IValidation _Validation;

        public AnalysisFieldDAL(IQueryExecutor qe, IValidation validation)
        {
            _qe = qe;
            _Validation = validation;
        }

        public async Task<string> GetAnalysisFields(int AnalysisFieldsId, LoginDTO login, CancellationToken ct)
        {
            var result = await _qe.QuerySingleAsync<AnalysisFieldsDTO>(login, AnalysisFieldsQB.GET_ANALYSISFIELDS,
                new { AnalysisFieldId = AnalysisFieldsId, TenantId = login.ClientId });
            return JsonConvert.SerializeObject(result);
        }

        public async Task<int> SaveAnalysisFields(AnalysisFieldsDTO dto, bool isNew, LoginDTO login, CancellationToken ct, DbTransaction tx = null)
        {
            try
            {
                string sql = isNew
                    ? AnalysisFieldsQB.SAVE_ANALYSISFIELDS
                    : AnalysisFieldsQB.UPDATE_ANALYSISFIELDS;

                var rows = await _qe.ExecuteAsync(login, sql, dto, tx);

                // 🔥 important check
                if (rows == 0)
                {
                    throw new Exception(isNew
                        ? "Insert failed!"
                        : "Update failed! No matching record.");
                }

                return dto.AnalysisFieldsId;
            }
            catch (Exception ex)
            {
                string error = await _Validation.HandleException(ex,
                    isNew ? ErrorResponse.SaveErrorMessage : ErrorResponse.UpdateErrorMessage);

                throw new Exception(error);
            }
        }
        public async Task<string> GetSelectListAnalysisFields(int analysisId, CriteriaDTO criteriaDTO, LoginDTO login, CancellationToken ct)
        {
            var result = await _qe.QueryAsync<dynamic>(
                login, AnalysisFieldsQB.GET_SELECTLIST_ANALYSISFIELDS, new { AnalysisId = analysisId });
            return JsonConvert.SerializeObject(result);
        }
        public async Task<string> DeleteAnalysisFields(int AnalysisFieldId, LoginDTO loginDTO)
        {
            try
            {
                string sql = AnalysisFieldsQB.DELETE_ANALYSISFIELDS;

                var parameter = new { AnalysisFieldId = AnalysisFieldId };

                var result = await _qe.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);
            }
        }
    }
}