// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
 
using System.Collections.Immutable;
using Microsoft.CodeAnalysis.Shared.Collections;
 
namespace Microsoft.CodeAnalysis.Editor.EditorConfigSettings.DataProvider
{
    internal class CombinedOptionsProviderFactory<T> : ISettingsProviderFactory<T>
    {
        private readonly ImmutableArray<ISettingsProviderFactory<T>> _factories;
 
        public CombinedOptionsProviderFactory(ImmutableArray<ISettingsProviderFactory<T>> factories)
        {
            _factories = factories;
        }
 
        public ISettingsProvider<T> GetForFile(string filePath)
        {
            var providers = TemporaryArray<ISettingsProvider<T>>.Empty;
            foreach (var factory in _factories)
            {
                providers.Add(factory.GetForFile(filePath));
            }
 
            return new CombinedProvider<T>(providers.ToImmutableAndClear());
        }
    }
}