using AccountsDAL.DTO.TDSCategory;
using AccountsDAL.DTO.Voucher;
using AccountsDAL.Query.TDSCategory;
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.Linq;
using System.Text;
using System.Threading.Tasks;
using GB5Shared.GenerateAutoNumber;
using GB5Shared.Validation;

namespace AccountsDAL.CustomCode.TDSCategory
{
    public class TDSCategoryDAL : ITDSCategoryDAL
    {
        private readonly IQueryExecutor _QueryExecutor;
        private readonly AutoNumber _AutoNumber;
        private readonly IValidation _Validation;

        public TDSCategoryDAL(IQueryExecutor IQueryExecutor, AutoNumber AutoNumber, IValidation validation)
        {
            _QueryExecutor = IQueryExecutor;
            _AutoNumber = AutoNumber;
            _Validation = validation;
        }

        public async Task<string> GetTDSCategory(int TDSCategoryId, LoginDTO LoginDTO)
        {
            try
            {
                string Sql = TDSCategoryQB.GET_TDSCATEGORY;
                var Parameters = new { tdscategoryid = TDSCategoryId };
                TDSCategoryDTO TDSCategoryDTO = await _QueryExecutor.QuerySingleAsync<TDSCategoryDTO>(LoginDTO, Sql, Parameters);
                return JsonConvert.SerializeObject(TDSCategoryDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<string> GetTDSCategoryForAccount(int AccountId, LoginDTO LoginDTO)
        {
            try
            {
                string Sql = TDSCategoryQB.GET_TDSCATEGORY_FOR_ACCOUNT;
                var Parameters = new { AccountId };
                var Result = await _QueryExecutor.QueryAsync<TDSCategoryDTO>(LoginDTO, Sql, Parameters);
                return JsonConvert.SerializeObject(Result);
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<string> GetSelectListTDSCategory(int FirstNumber, int MaxResult, CriteriaDTO CriteriaDTO, LoginDTO LoginDTO, bool IsCount = false)
        {
            try
            {
                string Json = "";
                if (IsCount == false)
                {
                    string SQL = TDSCategoryQB.GET_SELECTLIST_TDSCATEGORY;
                    var parameter = new { firstnumber = FirstNumber, maxresult = MaxResult };
                    var Result = await _QueryExecutor.QueryAsync<TDSCategoryPicklistDTO>(LoginDTO, SQL, parameter);
                    Json = JsonConvert.SerializeObject(Result);
                }
                else
                {
                    int Count = 0;
                    Json = Count.ToString();
                }
                return Json;
            }
            catch (Exception)
            {
                throw;
            }
        }
        public async Task<int> SaveTDSCategory(TDSCategoryDTO TDSCategoryDTO, LoginDTO LoginDTO)
        {
            try
            {

                const string Sql = TDSCategoryQB.SAVE_TDSCATEGORY;
                return await _QueryExecutor.ExecuteAsync(LoginDTO, Sql, TDSCategoryDTO);
            }
            catch (Exception ex)
            {
                string Error = await _Validation.HandleException(ex, $"{ErrorResponse.SaveErrorMessage}");
                throw new Exception(Error);
            }
        }

        public async Task<int> UpdateTDSCategory(TDSCategoryDTO TDSCategoryDTO, LoginDTO LoginDTO)
        {
            try
            {
                const string Sql = TDSCategoryQB.UPDATE_TDSCATEGORY;
                return await _QueryExecutor.ExecuteAsync(LoginDTO, Sql, TDSCategoryDTO);
            }
            catch (Exception ex)
            {
                string Error = await _Validation.HandleException(ex, $"{ErrorResponse.UpdateErrorMessage}");
                throw new Exception(Error);
            }
        }


        public async Task<string> DeleteTDSCategory(int TDSCategoryId, LoginDTO LoginDTO)
        {
            try
            {
                string sql = TDSCategoryQB.DELETE_TDSCATEGORY;
                var parameter = new { tdscategoryid = TDSCategoryId };
                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);
            }
        }

        public async Task<string> GetTDSDetailsFromVoucher(CriteriaDTO CriteriaDTO, LoginDTO LoginDTO)
        {
            try
            {
                var parameter = new
                {
                    OUId = LoginDTO.WorkOUId,
                    CategoryId = ReadIntCriteria(CriteriaDTO, "categoryid") ?? -1,
                    PeriodFromDate = ReadDateCriteria(CriteriaDTO, "periodfromdate"),
                    PeriodToDate = ReadDateCriteria(CriteriaDTO, "periodtodate")
                };

                var Result = await _QueryExecutor.QueryAsync<VoucherTDSDTO>(LoginDTO, TDSCategoryQB.GET_TDSDETAILS_FOR_VOUCHER, parameter);
                return JsonConvert.SerializeObject(Result);
            }
            catch (Exception)
            {
                throw;
            }
        }

        private static int? ReadIntCriteria(CriteriaDTO criteriaDTO, string fieldName)
        {
            if (criteriaDTO?.SectionCriteriaList == null) return null;
            foreach (var section in criteriaDTO.SectionCriteriaList)
            {
                if (section?.AttributesCriteriaList == null) continue;
                foreach (var attr in section.AttributesCriteriaList)
                {
                    if (!string.Equals(attr.FieldName, fieldName, StringComparison.OrdinalIgnoreCase)) continue;
                    return int.TryParse(attr.FieldValue?.ToString(), out var value) ? value : null;
                }
            }
            return null;
        }

        private static DateTime? ReadDateCriteria(CriteriaDTO criteriaDTO, string fieldName)
        {
            if (criteriaDTO?.SectionCriteriaList == null) return null;
            foreach (var section in criteriaDTO.SectionCriteriaList)
            {
                if (section?.AttributesCriteriaList == null) continue;
                foreach (var attr in section.AttributesCriteriaList)
                {
                    if (!string.Equals(attr.FieldName, fieldName, StringComparison.OrdinalIgnoreCase)) continue;
                    return DateTime.TryParse(attr.FieldValue?.ToString(), out var value) ? value : null;
                }
            }
            return null;
        }
    }
}