/* 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;
using System.Diagnostics;
using OpenSearch.Net;

namespace OpenSearch.Client
{
	[DebuggerDisplay("{DebugDisplay,nq}")]
	public class Name : IEquatable<Name>, IUrlParameter
	{
		public Name(string name) => Value = name?.Trim();

		internal string Value { get; }

		private string DebugDisplay => Value;

		public override string ToString() => DebugDisplay;

		private static int TypeHashCode { get; } = typeof(Name).GetHashCode();

		public bool Equals(Name other) => EqualsString(other?.Value);

		string IUrlParameter.GetString(IConnectionConfigurationValues settings) => Value;

		public static implicit operator Name(string name) => name.IsNullOrEmpty() ? null : new Name(name);

		public static bool operator ==(Name left, Name right) => Equals(left, right);

		public static bool operator !=(Name left, Name right) => !Equals(left, right);

		public override bool Equals(object obj) =>
			obj is string s ? EqualsString(s) : obj is Name i && EqualsString(i.Value);

		private bool EqualsString(string other) => !other.IsNullOrEmpty() && other.Trim() == Value;

		public override int GetHashCode()
		{
			unchecked
			{
				var result = TypeHashCode;
				result = (result * 397) ^ (Value?.GetHashCode() ?? 0);
				return result;
			}
		}
	}
}