// 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.
 
namespace Roslyn.LanguageServer.Protocol;
 
using System;
using System.Collections.Generic;
using System.Text.Json.Serialization;
 
/// <summary>
/// Class representing a location in a document.
///
/// See the <see href="https://microsoft.github.io/language-server-protocol/specifications/specification-current/#location">Language Server Protocol specification</see> for additional information.
/// </summary>
internal class Location : IEquatable<Location>
{
    /// <summary>
    /// Gets or sets the URI for the document the location belongs to.
    /// </summary>
    [JsonPropertyName("uri")]
    [JsonConverter(typeof(DocumentUriConverter))]
    public Uri Uri
    {
        get;
        set;
    }
 
    /// <summary>
    /// Gets or sets the range of the location in the document.
    /// </summary>
    [JsonPropertyName("range")]
    public Range Range
    {
        get;
        set;
    }
 
    /// <inheritdoc/>
    public override bool Equals(object obj)
    {
        return this.Equals(obj as Location);
    }
 
    /// <inheritdoc/>
    public bool Equals(Location? other)
    {
        return other != null && this.Uri != null && other.Uri != null &&
               this.Uri.Equals(other.Uri) &&
               EqualityComparer<Range>.Default.Equals(this.Range, other.Range);
    }
 
    /// <inheritdoc/>
    public override int GetHashCode()
    {
        var hashCode = 1486144663;
        hashCode = (hashCode * -1521134295) + EqualityComparer<Uri>.Default.GetHashCode(this.Uri);
        hashCode = (hashCode * -1521134295) + EqualityComparer<Range>.Default.GetHashCode(this.Range);
        return hashCode;
    }
}