Uninstall functionality (#97)

* feat: POC uninstallation feature

* Fixes, placeholder

* bugfix: wrong function call

* add oncancel and change function called

* clean up plugin uninstall code

* bugfix, uninstall in store

* Limit scope of feature branch

* feat: PluginLoader.unloadPlugin

* problematic logs

3 files changed, 72 insertions, 7 deletions

diff --git a/frontend/src/components/settings/index.tsx b/frontend/src/components/settings/index.tsx
index d4799fa9..f9c84c7b 100644
--- a/frontend/src/components/settings/index.tsx
+++ b/frontend/src/components/settings/index.tsx
@@ -1,6 +1,7 @@
 import { SidebarNavigation } from 'decky-frontend-lib';
 
 import GeneralSettings from './pages/GeneralSettings';
+import PluginList from './pages/PluginList';
 
 export default function SettingsPage() {
   return (
@@ -13,6 +14,11 @@ export default function SettingsPage() {
           content: <GeneralSettings />,
           route: '/decky/settings/general',
         },
+        {
+          title: 'Plugins',
+          content: <PluginList />,
+          route: '/decky/settings/plugins',
+        },
       ]}
     />
   );
diff --git a/frontend/src/components/settings/pages/PluginList.tsx b/frontend/src/components/settings/pages/PluginList.tsx
new file mode 100644
index 00000000..4fd2c063
--- /dev/null
+++ b/frontend/src/components/settings/pages/PluginList.tsx
@@ -0,0 +1,32 @@
+import { DialogButton, staticClasses } from 'decky-frontend-lib';
+import { FaTrash } from 'react-icons/fa';
+
+export default function PluginList() {
+  const plugins = window.DeckyPluginLoader?.getPlugins();
+
+  if (plugins.length === 0) {
+    return (
+      <div>
+        <p>No plugins installed</p>
+      </div>
+    );
+  }
+
+  return (
+    <ul style={{ listStyleType: 'none' }}>
+      {window.DeckyPluginLoader?.getPlugins().map(({ name }) => (
+        <li style={{ display: 'flex', flexDirection: 'row', alignItems: 'center' }}>
+          <span>{name}</span>
+          <div className={staticClasses.Title} style={{ marginLeft: 'auto', boxShadow: 'none' }}>
+            <DialogButton
+              style={{ height: '40px', width: '40px', padding: '10px 12px' }}
+              onClick={() => window.DeckyPluginLoader.uninstall_plugin(name)}
+            >
+              <FaTrash />
+            </DialogButton>
+          </div>
+        </li>
+      ))}
+    </ul>
+  );
+}
diff --git a/frontend/src/plugin-loader.tsx b/frontend/src/plugin-loader.tsx
index b3df0f28..fc48fdd9 100644
--- a/frontend/src/plugin-loader.tsx
+++ b/frontend/src/plugin-loader.tsx
@@ -47,6 +47,10 @@ class PluginLoader extends Logger {
     this.routerHook.addRoute('/decky/settings', () => <SettingsPage />);
   }
 
+  public getPlugins() {
+    return this.plugins;
+  }
+
   public addPluginInstallPrompt(artifact: string, version: string, request_id: string, hash: string) {
     showModal(
       <ModalRoot
@@ -66,6 +70,28 @@ class PluginLoader extends Logger {
     );
   }
 
+  public uninstall_plugin(name: string) {
+    showModal(
+      <ModalRoot
+        onOK={async () => {
+          const formData = new FormData();
+          formData.append('name', name);
+          await fetch('http://localhost:1337/browser/uninstall_plugin', {
+            method: 'POST',
+            body: formData,
+          });
+        }}
+        onCancel={() => {
+          // do nothing
+        }}
+      >
+        <div className={staticClasses.Title} style={{ flexDirection: 'column' }}>
+          Uninstall {name}?
+        </div>
+      </ModalRoot>,
+    );
+  }
+
   public dismountAll() {
     for (const plugin of this.plugins) {
       this.log(`Dismounting ${plugin.name}`);
@@ -78,6 +104,13 @@ class PluginLoader extends Logger {
     this.routerHook.removeRoute('/decky/settings');
   }
 
+  public unloadPlugin(name: string) {
+    const plugin = this.plugins.find((plugin) => plugin.name === name || plugin.name === name.replace('$LEGACY_', ''));
+    plugin?.onDismount?.();
+    this.plugins = this.plugins.filter((p) => p !== plugin);
+    this.deckyState.setPlugins(this.plugins);
+  }
+
   public async importPlugin(name: string) {
     if (this.reloadLock) {
       this.log('Reload currently in progress, adding to queue', name);
@@ -89,13 +122,7 @@ class PluginLoader extends Logger {
       this.reloadLock = true;
       this.log(`Trying to load ${name}`);
 
-      const oldPlugin = this.plugins.find(
-        (plugin) => plugin.name === name || plugin.name === name.replace('$LEGACY_', ''),
-      );
-      if (oldPlugin) {
-        oldPlugin.onDismount?.();
-        this.plugins = this.plugins.filter((plugin) => plugin !== oldPlugin);
-      }
+      this.unloadPlugin(name);
 
       if (name.startsWith('$LEGACY_')) {
         await this.importLegacyPlugin(name.replace('$LEGACY_', ''));