[PTRun] Support plugin with library dependencies (microsoft#18435)

src/modules/launcher/Wox.Plugin/PluginLoadContext.cs

@@ -0,0 +1,42 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using System.Reflection;
+using System.Runtime.Loader;
+
+namespace Wox.Plugin
+{
+    internal class PluginLoadContext : AssemblyLoadContext
+    {
+        private AssemblyDependencyResolver _resolver;
+
+        public PluginLoadContext(string pluginPath)
+        {
+            _resolver = new AssemblyDependencyResolver(pluginPath);
+        }
+
+        protected override Assembly Load(AssemblyName assemblyName)
+        {
+            string assemblyPath = _resolver.ResolveAssemblyToPath(assemblyName);
+            if (assemblyPath != null)
+            {
+                return LoadFromAssemblyPath(assemblyPath);
+            }
+
+            return null;
+        }
+
+        protected override IntPtr LoadUnmanagedDll(string unmanagedDllName)
+        {
+            string libraryPath = _resolver.ResolveUnmanagedDllToPath(unmanagedDllName);
+            if (libraryPath != null)
+            {
+                return LoadUnmanagedDllFromPath(libraryPath);
+            }
+
+            return IntPtr.Zero;
+        }
+    }
+}

src/modules/launcher/Wox.Plugin/PluginPair.cs

@@ -5,6 +5,7 @@
 using System;
 using System.Diagnostics;
 using System.Globalization;
+using System.IO;
 using System.Linq;
 using System.Reflection;
 using System.Runtime.Loader;
@@ -134,7 +135,8 @@ private bool CreatePluginInstance()
 
             try
             {
-                _assembly = AssemblyLoadContext.Default.LoadFromAssemblyPath(Metadata.ExecuteFilePath);
+                var loadContext = new PluginLoadContext(Metadata.ExecuteFilePath);
+                _assembly = loadContext.LoadFromAssemblyName(new AssemblyName(Path.GetFileNameWithoutExtension(Metadata.ExecuteFilePath)));
             }
 #pragma warning disable CA1031 // Do not catch general exception types
             catch (Exception e)