using AutoMapper;
using Gestor.Infrastructure.Entities.Financeiro;
using Gestor.Infrastructure.Helpers;
using Gestor.Infrastructure.Mappers;
using Gestor.Infrastructure.Repository.Generic;
using Gestor.Infrastructure.Repository.Interface;
using Gestor.Infrastructure.UnitOfWork.Generic;
using Gestor.Model.Domain.Financeiro;
using NHibernate;
using NHibernate.Connection;
using NHibernate.Impl;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.Common;
using System.Data.SqlClient;
using System.Linq;
using System.Runtime.CompilerServices;

namespace Gestor.Infrastructure.Repository.Logic
{
	public class SaldoRepository : GenericRepository<SaldoDb>, ISaldoRepository, IGenericRepository<SaldoDb>
	{
		private readonly GenericUnitOfWork _unitOfWork;

		public SaldoRepository(GenericUnitOfWork unitOfWork) : base(unitOfWork.Session)
		{
			this._unitOfWork = unitOfWork;
		}

		public Saldo BuscarAberto(long id)
		{
			string str = string.Format(" AND idconta = {0} AND dtfim IS NULL", id);
			return this.Select(str).FirstOrDefault<Saldo>();
		}

		public List<Saldo> BuscarPorConta(long id)
		{
			return this.Select(string.Format(" AND idconta = {0}", id));
		}

		public Saldo BuscarPorData(DateTime inicio, long id)
		{
			string str = string.Format(" AND idconta = {0}", id);
			return (
				from x in this.Select(str)
				orderby x.DataInicio descending
				select x).FirstOrDefault<Saldo>((Saldo x) => {
				DateTime? dataInicio = x.DataInicio;
				DateTime dateTime = inicio;
				if (!dataInicio.HasValue)
				{
					return false;
				}
				return dataInicio.GetValueOrDefault() <= dateTime;
			});
		}

		public Saldo BuscarPorMenorData(long id)
		{
			string str = string.Format(" AND idconta = {0}", id);
			return (
				from x in this.Select(str)
				orderby x.DataInicio
				select x).FirstOrDefault<Saldo>();
		}

		public void Delete(long id)
		{
			SaldoDb saldoDb = base.FindEntityById(id);
			if (saldoDb == null)
			{
				return;
			}
			base.Delete(saldoDb);
		}

		public Saldo FindById(long id)
		{
			SaldoDb saldoDb = base.FindEntityById(id);
			return ApplicationMapper.Mapper.Map<SaldoDb, Saldo>(saldoDb);
		}

		public Saldo Merge(Saldo saldo)
		{
			SaldoDb saldoDb = ApplicationMapper.Mapper.Map<Saldo, SaldoDb>(saldo);
			base.Merge(saldoDb);
			return ApplicationMapper.Mapper.Map<SaldoDb, Saldo>(saldoDb);
		}

		public Saldo SaveOrUpdate(Saldo saldo)
		{
			SaldoDb saldoDb = ApplicationMapper.Mapper.Map<Saldo, SaldoDb>(saldo);
			this.SaveOrUpdate(saldoDb);
			return ApplicationMapper.Mapper.Map<SaldoDb, Saldo>(saldoDb);
		}

		private List<Saldo> Select(string condition)
		{
			List<Saldo> saldos;
			object connection;
			DataTable dataTable = new DataTable();
			SessionFactoryImpl sessionFactory = this._unitOfWork.Session.SessionFactory as SessionFactoryImpl;
			if (sessionFactory != null)
			{
				connection = sessionFactory.ConnectionProvider.GetConnection();
			}
			else
			{
				connection = null;
			}
			using (SqlConnection sqlConnection = connection as SqlConnection)
			{
				using (SqlCommand sqlCommand = sqlConnection.CreateCommand())
				{
					AuxiliarFinanceiro.Criar(sqlCommand);
					sqlCommand.CommandText = string.Concat("SELECT * FROM saldo WHERE 1=1 ", condition);
					using (SqlDataAdapter sqlDataAdapter = new SqlDataAdapter())
					{
						sqlDataAdapter.SelectCommand = sqlCommand;
						sqlDataAdapter.Fill(dataTable);
					}
					if (dataTable.Rows.Count != 0)
					{
						return CustomMap.MapSaldo(dataTable);
					}
					else
					{
						saldos = new List<Saldo>();
					}
				}
			}
			return saldos;
		}
	}
}