/*
 * QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
 * Lean Algorithmic Trading Engine v2.0. Copyright 2014 QuantConnect Corporation.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); 
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
*/

using System.ComponentModel.Composition;
using QuantConnect.Data.Auxiliary;

namespace QuantConnect.Interfaces
{
    /// <summary>
    /// Provides instances of <see cref="MapFileResolver"/> at run time
    /// </summary>
    [InheritedExport(typeof(IMapFileProvider))]
    public interface IMapFileProvider
    {
        /// <summary>
        /// Initializes our MapFileProvider by supplying our dataProvider
        /// </summary>
        /// <param name="dataProvider">DataProvider to use</param>
        void Initialize(IDataProvider dataProvider);

        /// <summary>
        /// Gets a <see cref="MapFileResolver"/> representing all the map
        /// files for the specified market
        /// </summary>
        /// <param name="auxiliaryDataKey">Key used to fetch a map file resolver. Specifying market and security type</param>
        /// <returns>A <see cref="MapFileResolver"/> containing all map files for the specified market</returns>
        MapFileResolver Get(AuxiliaryDataKey auxiliaryDataKey);
    }
}