using System.Data.Common;
using AccountsDAL.DTO.DeferalPlan;
using AccountsDAL.Query.AccountGroup;
using AccountsDAL.Query.CostCategory;
using AccountsDAL.Query.DeferalPlan;
using GB5Shared.DTO.Framework.Criteria;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.QueryExecutor;
using GB5Shared.ResponseStandard;
using GB5Shared.Validation;
using Newtonsoft.Json;

namespace AccountsDAL.CustomCode.DeferalPlan
{
    public class DeferalPlanDAL : IDeferalPlanDAL
    {
        private readonly IQueryExecutor _QueryExecutor;
        private readonly IValidation    _Validation;

        public DeferalPlanDAL(IQueryExecutor queryExecutor, IValidation validation)
        {
            _QueryExecutor = queryExecutor;
            _Validation    = validation;
        }

        public async Task<string> GetDeferalPlan(int deferralPlanId, LoginDTO loginDTO)
        {
            try
            {
                var dto = await _QueryExecutor
                    .QuerySingleAsync<DeferalPlanDTO>(loginDTO, DeferalPlanQB.GET_DEFERALPLAN,
                        new { DeferalPlanId = deferralPlanId
                        })
                    .ConfigureAwait(false);
                return JsonConvert.SerializeObject(dto);
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<Result<string>> SaveDeferalPlan(DeferalPlanDTO dto, LoginDTO loginDTO, DbTransaction tx)
        {
            try
            {
                dto.DeferalPlanCreatedById  = loginDTO.UserId;
                dto.DeferalPlanCreatedOn    = DateTime.UtcNow;
                dto.DeferalPlanModifiedById = loginDTO.UserId;
                dto.DeferalPlanModifiedOn   = DateTime.UtcNow;
               // dto.TenantId = loginDTO.ClientId;

                int rows = await _QueryExecutor
                    .ExecuteAsync(loginDTO, DeferalPlanQB.SAVE_DEFERALPLAN, dto, tx)
                    .ConfigureAwait(false);
                return rows > 0
                    ? Result<string>.Success("Deferral plan saved successfully.")
                    : Result<string>.Failure("Failed to save deferral plan.");
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<Result<string>> UpdateDeferalPlan(DeferalPlanDTO dto, LoginDTO loginDTO, DbTransaction tx)
        {
            try
            {
                dto.DeferalPlanModifiedById = loginDTO.UserId;
                dto.DeferalPlanModifiedOn   = DateTime.UtcNow;
               // dto.TenantId = loginDTO.ClientId;

                int rows = await _QueryExecutor
                    .ExecuteAsync(loginDTO, DeferalPlanQB.UPDATE_DEFERALPLAN, dto, tx)
                    .ConfigureAwait(false);
                return rows > 0
                    ? Result<string>.Success("Deferral plan updated successfully.")
                    : Result<string>.Failure("Failed to update deferral plan.");
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<Result<string>> DeleteDeferalPlan(int deferralPlanId, LoginDTO loginDTO, DbTransaction tx)
        {
            try
            {
                int result = await _QueryExecutor.ExecuteAsync(loginDTO, DeferalPlanQB.DELETE_DEFERALPLAN,
                    new { DeferalPlanId = deferralPlanId }, 
                    tx).ConfigureAwait(false);
                return result > 0
                    ? Result<string>.Success("Deferral plan deleted successfully.")
                    : Result<string>.Failure("Deferral plan not found or already deleted.");
            }
            catch (Exception)
            {
                throw;
            }
        }


        public async Task<string> GetSelectListDeferalPlan(CriteriaDTO criteriaDTO, LoginDTO loginDTO)
        {
            try
            {
                var result = await _QueryExecutor
                    .QueryAsync<DeferalPlanPicklistDTO>(loginDTO, DeferalPlanQB.GET_SELECTLIST_DEFERALPLAN).ConfigureAwait(false);
                return JsonConvert.SerializeObject(result);
            }
            catch (Exception)
            {
                throw;
            }
        }
    }
}