using Dapper;
using Oracle.ManagedDataAccess.Client;
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Threading.Tasks;

namespace SuperAdmin.Oracle
{
    public class OracleDynamicParameters : SqlMapper.IDynamicParameters
    {
        private static readonly log4net.ILog log = log4net.LogManager.GetLogger(typeof(OracleDynamicParameters));
        private readonly DynamicParameters dynamicParameters = new DynamicParameters();
        private readonly List<OracleParameter> oracleParameters = new List<OracleParameter>();

        public void Add(string name, OracleDbType oracleDbType, ParameterDirection direction, object value = null, int? size = null)
        {
            try
            {
                OracleParameter oracleParameter;
                if (size.HasValue)
                {
                    oracleParameter = new OracleParameter(name, oracleDbType, size.Value, value, direction);
                }
                else
                {
                    oracleParameter = new OracleParameter(name, oracleDbType, value, direction);
                }

                oracleParameters.Add(oracleParameter);
            }
            catch (Exception ex)
            {
                log.Error(ex);
                throw ex;
            }

        }

        public void Add(string name, OracleDbType oracleDbType, ParameterDirection direction)
        {
            try
            {
                var oracleParameter = new OracleParameter(name, oracleDbType, direction);
                oracleParameters.Add(oracleParameter);
            }
            catch (Exception ex)
            {
                log.Error(ex);
                throw ex;
            }

        }

        public void AddParameters(IDbCommand command, SqlMapper.Identity identity)
        {
            try
            {
                ((SqlMapper.IDynamicParameters)dynamicParameters).AddParameters(command, identity);

                var oracleCommand = command as OracleCommand;

                if (oracleCommand != null)
                {
                    oracleCommand.Parameters.AddRange(oracleParameters.ToArray());
                }
            }
            catch (Exception ex)
            {
                log.Error(ex);
                throw ex;
            }

        }

    }
}