From 0ec2ad9124a1b6cc2a37948c8aab2af5accbef31 Mon Sep 17 00:00:00 2001
From: Jeremy Wu <jeremy24wu@gmail.com>
Date: Sun, 20 Jun 2021 22:17:54 +1000
Subject: [PATCH] add skeleton handling upgrade incompatible plugins

---
 Flow.Launcher.Core/Plugin/PluginManager.cs  |  3 ++
 Flow.Launcher.Core/Plugin/PluginUpgrader.cs | 41 +++++++++++++++++++++
 2 files changed, 44 insertions(+)
 create mode 100644 Flow.Launcher.Core/Plugin/PluginUpgrader.cs

diff --git a/Flow.Launcher.Core/Plugin/PluginManager.cs b/Flow.Launcher.Core/Plugin/PluginManager.cs
index 8d2c6df2426..e4c26a8883b 100644
--- a/Flow.Launcher.Core/Plugin/PluginManager.cs
+++ b/Flow.Launcher.Core/Plugin/PluginManager.cs
@@ -79,6 +79,9 @@ static PluginManager()
         /// <param name="settings"></param>
         public static void LoadPlugins(PluginsSettings settings)
         {
+            if (PluginUpgrader.ForceUpgradeRequired(settings))
+                PluginUpgrader.ForceUpgrade(settings);
+
             _metadatas = PluginConfig.Parse(Directories);
             Settings = settings;
             Settings.UpdatePluginSettings(_metadatas);
diff --git a/Flow.Launcher.Core/Plugin/PluginUpgrader.cs b/Flow.Launcher.Core/Plugin/PluginUpgrader.cs
new file mode 100644
index 00000000000..6d90b7ec7ba
--- /dev/null
+++ b/Flow.Launcher.Core/Plugin/PluginUpgrader.cs
@@ -0,0 +1,41 @@
+using Flow.Launcher.Infrastructure.UserSettings;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Flow.Launcher.Core.Plugin
+{
+    public static class PluginUpgrader
+    {
+        /// <summary>
+        /// Indicates these plugins need to have version greater than currently recorded
+        /// </summary>
+        private static readonly Dictionary<string, PluginVersion> PluginsUpgradeRequiredVersion = new()
+        {
+            { "D2D2C23B084D411DB66FE0C79D6C2A6E", new PluginVersion { ForceUpgradeRequiredVersion = "1.4.9" }  }
+        };
+
+        internal static void ForceUpgrade(PluginsSettings settings)
+        {
+            // if new version is added for PluginVersion.NewVersionDownloadUrl=> remove older plugin, download & extract
+            // if PluginVersion.NewVersionDownloadUrl does not contain new version url, disable plugin and prompt to notify user
+        }
+
+        internal static bool ForceUpgradeRequired(PluginsSettings settings)
+        {
+            return 
+                settings.Plugins
+                .Any(t1 => PluginsUpgradeRequiredVersion
+                            .Any(x => x.Key == t1.Key && x.Value.ForceUpgradeRequiredVersion == t1.Value.Version));
+        }
+    }
+
+    internal class PluginVersion
+    {
+        internal string ForceUpgradeRequiredVersion;
+
+        internal string NewVersionDownloadUrl = string.Empty;
+    }
+}