From 1cac2f79e9e22dc9ca8fd526d0b5c748aa508e55 Mon Sep 17 00:00:00 2001
From: Kayanski <44806566+Kayanski@users.noreply.github.com>
Date: Tue, 16 Sep 2025 15:26:41 +0200
Subject: [PATCH] Added close panel listener (#202)

---
 src/entries/Background/rpc.ts       | 9 +++++++++
 src/entries/SidePanel/SidePanel.tsx | 7 +++++++
 src/entries/SidePanel/types.ts      | 1 +
 3 files changed, 17 insertions(+)

diff --git a/src/entries/Background/rpc.ts b/src/entries/Background/rpc.ts
index a50f6ad..95bcc65 100644
--- a/src/entries/Background/rpc.ts
+++ b/src/entries/Background/rpc.ts
@@ -1094,6 +1094,14 @@ async function handleRunPluginByURLRequest(request: BackgroundAction) {
     browser.runtime.onMessage.removeListener(onPluginRequest);
   };
 
+  const onSidePanelClosing = async (req: any) => {
+    if (req.type === SidePanelActionTypes.panel_closing) {
+        browser.runtime.onMessage.removeListener(onSidePanelClosing);
+        defer.reject(new Error('user rejected.'));
+    }
+
+  };
+
   const onMessage = async (req: BackgroundAction) => {
     if (req.type === BackgroundActiontype.run_plugin_by_url_response) {
       if (req.data) {
@@ -1116,6 +1124,7 @@ async function handleRunPluginByURLRequest(request: BackgroundAction) {
   };
 
   browser.runtime.onMessage.addListener(onMessage);
+  browser.runtime.onMessage.addListener(onSidePanelClosing);
   browser.windows.onRemoved.addListener(onPopUpClose);
 
   return defer.promise;
diff --git a/src/entries/SidePanel/SidePanel.tsx b/src/entries/SidePanel/SidePanel.tsx
index 253c532..89aa1b2 100644
--- a/src/entries/SidePanel/SidePanel.tsx
+++ b/src/entries/SidePanel/SidePanel.tsx
@@ -80,6 +80,13 @@ export default function SidePanel(): ReactElement {
         }
       }
     });
+   document.addEventListener('visibilitychange', () => {
+        if (document.visibilityState === 'hidden') {
+          browser.runtime.sendMessage({
+                type: SidePanelActionTypes.panel_closing,
+          });
+        }
+    });
   }, []);
 
   return (
diff --git a/src/entries/SidePanel/types.ts b/src/entries/SidePanel/types.ts
index 8459ef1..762acd3 100644
--- a/src/entries/SidePanel/types.ts
+++ b/src/entries/SidePanel/types.ts
@@ -1,5 +1,6 @@
 export enum SidePanelActionTypes {
   panel_opened = 'sidePanel/panel_opened',
+  panel_closing = 'sidePanel/panel_closing',
   execute_plugin_request = 'sidePanel/execute_plugin_request',
   execute_plugin_response = 'sidePanel/execute_plugin_response',
   run_p2p_plugin_request = 'sidePanel/run_p2p_plugin_request',