Update all on-disk plugins

MediaBrowser.Common/Plugins/LocalPlugin.cs

@@ -0,0 +1,113 @@
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+
+namespace MediaBrowser.Common.Plugins
+{
+    /// <summary>
+    /// Local plugin struct.
+    /// </summary>
+    public readonly struct LocalPlugin : IEquatable<LocalPlugin>
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LocalPlugin"/> struct.
+        /// </summary>
+        /// <param name="id">The plugin id.</param>
+        /// <param name="name">The plugin name.</param>
+        /// <param name="version">The plugin version.</param>
+        /// <param name="path">The plugin path.</param>
+        public LocalPlugin(Guid id, string name, Version version, string path)
+        {
+            Id = id;
+            Name = name;
+            Version = version;
+            Path = path;
+            DllFiles = new List<string>();
+        }
+
+        /// <summary>
+        /// Gets the plugin id.
+        /// </summary>
+        public Guid Id { get; }
+
+        /// <summary>
+        /// Gets the plugin name.
+        /// </summary>
+        public string Name { get; }
+
+        /// <summary>
+        /// Gets the plugin version.
+        /// </summary>
+        public Version Version { get; }
+
+        /// <summary>
+        /// Gets the plugin path.
+        /// </summary>
+        public string Path { get; }
+
+        /// <summary>
+        /// Gets the list of dll files for this plugin.
+        /// </summary>
+        public List<string> DllFiles { get; }
+
+        /// <summary>
+        /// == operator.
+        /// </summary>
+        /// <param name="left">Left item.</param>
+        /// <param name="right">Right item.</param>
+        /// <returns>Comparison result.</returns>
+        public static bool operator ==(LocalPlugin left, LocalPlugin right)
+        {
+            return left.Equals(right);
+        }
+
+        /// <summary>
+        /// != operator.
+        /// </summary>
+        /// <param name="left">Left item.</param>
+        /// <param name="right">Right item.</param>
+        /// <returns>Comparison result.</returns>
+        public static bool operator !=(LocalPlugin left, LocalPlugin right)
+        {
+            return !(left == right);
+        }
+
+        /// <summary>
+        /// Compare two <see cref="LocalPlugin"/>.
+        /// </summary>
+        /// <param name="a">The first item.</param>
+        /// <param name="b">The second item.</param>
+        /// <returns>Comparison result.</returns>
+        public static int Compare(LocalPlugin a, LocalPlugin b)
+        {
+            var compare = string.Compare(a.Name, b.Name, true, CultureInfo.InvariantCulture);
+
+            // Id is not equal but name is.
+            if (a.Id != b.Id && compare == 0)
+            {
+                compare = a.Id.CompareTo(b.Id);
+            }
+
+            return compare == 0 ? a.Version.CompareTo(b.Version) : compare;
+        }
+
+        /// <inheritdoc />
+        public override bool Equals(object obj)
+        {
+            return obj is LocalPlugin other && this.Equals(other);
+        }
+
+        /// <inheritdoc />
+        public override int GetHashCode()
+        {
+            return Name.GetHashCode(StringComparison.OrdinalIgnoreCase);
+        }
+
+        /// <inheritdoc />
+        public bool Equals(LocalPlugin other)
+        {
+            return Name.Equals(other.Name, StringComparison.OrdinalIgnoreCase)
+                   && Id.Equals(other.Id);
+        }
+    }
+}