/* SPDX-License-Identifier: Apache-2.0
*
* The OpenSearch Contributors require contributions made to
* this file be licensed under the Apache-2.0 license or a
* compatible open source license.
*/
/*
* Modifications Copyright OpenSearch Contributors. See
* GitHub history for details.
*
*  Licensed to Elasticsearch B.V. under one or more contributor
*  license agreements. See the NOTICE file distributed with
*  this work for additional information regarding copyright
*  ownership. Elasticsearch B.V. licenses this file to you 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;

namespace OpenSearch.Stack.ArtifactsApi.Products
{
	public class SubProduct
	{
		private readonly Func<OpenSearchVersion, string> _getExistsMoniker;

		private readonly Func<OpenSearchVersion, bool> _isValid;

		public SubProduct(string subProject, Func<OpenSearchVersion, bool> isValid = null,
			Func<OpenSearchVersion, string> listName = null)
		{
			SubProductName = subProject;
			_isValid = isValid ?? (v => true);
			_getExistsMoniker = listName ?? (v => subProject);
		}

		public string SubProductName { get; }

		public OpenSearchVersion ShippedByDefaultAsOf { get; set; }

		public bool PlatformDependent { get; protected set; }

		/// <summary> what moniker to use when asserting the sub product is already present</summary>
		public string GetExistsMoniker(OpenSearchVersion version) => _getExistsMoniker(version);

		/// <summary>Whether the sub project is included in the distribution out of the box for the given version</summary>
		public bool IsIncludedOutOfTheBox(OpenSearchVersion version) =>
			ShippedByDefaultAsOf != null && version >= ShippedByDefaultAsOf;

		/// <summary>Whether the subProject is valid for the given version</summary>
		public bool IsValid(OpenSearchVersion version) => IsIncludedOutOfTheBox(version) || _isValid(version);

		public override string ToString() => SubProductName;
	}
}