// 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.Text.Json.Serialization;
 
    /// <summary>
    /// <see cref="VSProjectContext"/> represents a project context.
    /// </summary>
    internal class VSProjectContext : IEquatable<VSProjectContext>
    {
        /// <summary>
        /// Gets or sets the label for the project context.
        /// </summary>
        [JsonPropertyName("_vs_label")]
        [JsonRequired]
        public string Label
        {
            get;
            set;
        }
 
        /// <summary>
        /// Gets or sets the unique identifier of the project context.
        /// </summary>
        [JsonPropertyName("_vs_id")]
        [JsonRequired]
        public string Id
        {
            get;
            set;
        }
 
        /// <summary>
        /// Gets or sets the context kind of the project context which is used to determine its associated icon.
        /// </summary>
        [JsonPropertyName("_vs_kind")]
        public VSProjectKind Kind
        {
            get;
            set;
        }
 
        /// <summary>
        /// Gets or sets this project context represents miscellaneous files.
        /// </summary>
        [JsonPropertyName("_vs_is_miscellaneous")]
        public bool IsMiscellaneous
        {
            get;
            set;
        }
 
        public static bool operator ==(VSProjectContext? value1, VSProjectContext? value2)
        {
            if (ReferenceEquals(value1, value2))
            {
                return true;
            }
 
            // Is null?
            if (value2 is null)
            {
                return false;
            }
 
            return value1?.Equals(value2) ?? false;
        }
 
        public static bool operator !=(VSProjectContext? value1, VSProjectContext? value2)
        {
            return !(value1 == value2);
        }
 
        /// <inheritdoc/>
        public virtual bool Equals(VSProjectContext other)
        {
            return string.Equals(this.Label, other.Label, StringComparison.Ordinal)
                && string.Equals(this.Id, other.Id, StringComparison.Ordinal)
                && this.Kind == other.Kind;
        }
 
        /// <inheritdoc/>
        public override bool Equals(object obj)
        {
            if (obj is VSProjectContext other)
            {
                return this.Equals(other);
            }
            else
            {
                return false;
            }
        }
 
        /// <inheritdoc/>
        public override int GetHashCode()
        {
            return (this.Label == null ? 53 : this.Label.GetHashCode() * 13)
                ^ (this.Id == null ? 61 : this.Id.GetHashCode() * 17)
                ^ ((int)this.Kind * 19);
        }
    }
}