using System;
using System.Data;

namespace SDA.DataProvider.Core
{
    public abstract class SDADataReaderWrapper : IDataReader
    {
        protected abstract IDataReader WrappedDataReader { get; }

        #region IDisposable Members

        protected abstract void Dispose(bool disposing);

        public void Dispose()
        {
            Dispose(true);
            GC.SuppressFinalize(this);
        }

        #endregion

        #region IDataReader Members

        public int Depth
        {
            get
            {
                return WrappedDataReader.Depth;
            }
        }

        public bool IsClosed
        {
            get
            {
                return WrappedDataReader.IsClosed;
            }
        }

        public int RecordsAffected
        {
            get
            {
                return WrappedDataReader.RecordsAffected;
            }
        }

        public abstract void Close();
        public abstract DataTable GetSchemaTable();
        public abstract bool NextResult();
        public abstract bool Read();

        #endregion

        #region IDataRecord Members

        public abstract int FieldCount { get; }
        public abstract object this[string name] { get; }
        public abstract object this[int index] { get; }

        public abstract bool GetBoolean(int index);
        public abstract byte GetByte(int index);

        public long GetBytes(int i, long fieldOffset, byte[] buffer, int bufferoffset, int length)
        {
            throw new NotImplementedException();
        }

        public abstract char GetChar(int index);

        public long GetChars(int i, long fieldoffset, char[] buffer, int bufferoffset, int length)
        {
            throw new NotImplementedException();
        }

        public IDataReader GetData(int i)
        {
            throw new NotImplementedException();
        }

        public string GetDataTypeName(int i)
        {
            throw new NotImplementedException();
        }

        public abstract DateTime GetDateTime(int index);
        public abstract decimal GetDecimal(int index);
        public abstract double GetDouble(int index);

        public Type GetFieldType(int i)
        {
            throw new NotImplementedException();
        }

        public float GetFloat(int i)
        {
            throw new NotImplementedException();
        }

        public abstract short GetInt16(int index);
        public abstract int GetInt32(int index);
        public abstract long GetInt64(int index);

        public string GetName(int i)
        {
            throw new NotImplementedException();
        }

        public abstract Guid GetGuid(int i);
        public abstract int GetOrdinal(string filedname);
        public abstract string GetString(int index);
        public abstract object GetValue(int index);
        public abstract int GetValues(object[] values);
        public abstract bool IsDBNull(int index);
        public abstract string GetLongString(int index);
        #endregion
    }

}