From 02379fae06aa849f4c3b3ec7f299b8f83a4dc47d Mon Sep 17 00:00:00 2001
From: AkashKarnatak <akashkarnatak.ak47@gmail.com>
Date: Wed, 17 Jan 2024 15:44:45 +0530
Subject: [PATCH 1/3] Use self instead of window. This ensures compatibility
 with background script in manifest v3

---
 src/fetch.ts | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/fetch.ts b/src/fetch.ts
index 162ea45..043593a 100644
--- a/src/fetch.ts
+++ b/src/fetch.ts
@@ -87,7 +87,7 @@ export function fetchEventSource(input: RequestInfo, {
         let retryTimer = 0;
         function dispose() {
             document.removeEventListener('visibilitychange', onVisibilityChange);
-            window.clearTimeout(retryTimer);
+            self.clearTimeout(retryTimer);
             curRequestController.abort();
         }
 
@@ -97,7 +97,7 @@ export function fetchEventSource(input: RequestInfo, {
             resolve(); // don't waste time constructing/logging errors
         });
 
-        const fetch = inputFetch ?? window.fetch;
+        const fetch = inputFetch ?? self.fetch;
         const onopen = inputOnOpen ?? defaultOnOpen;
         async function create() {
             curRequestController = new AbortController();
@@ -131,8 +131,8 @@ export function fetchEventSource(input: RequestInfo, {
                     try {
                         // check if we need to retry:
                         const interval: any = onerror?.(err) ?? retryInterval;
-                        window.clearTimeout(retryTimer);
-                        retryTimer = window.setTimeout(create, interval);
+                        self.clearTimeout(retryTimer);
+                        retryTimer = self.setTimeout(create, interval);
                     } catch (innerErr) {
                         // we should not retry anymore:
                         dispose();

From dc62c8996a9779f4ca117e6a0700841641b7f563 Mon Sep 17 00:00:00 2001
From: AkashKarnatak <akashkarnatak.ak47@gmail.com>
Date: Sat, 13 Apr 2024 11:13:36 +0530
Subject: [PATCH 2/3] Create visibilitychange listener only when document is
 defined

---
 src/fetch.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/fetch.ts b/src/fetch.ts
index 043593a..e6dd4c7 100644
--- a/src/fetch.ts
+++ b/src/fetch.ts
@@ -65,6 +65,8 @@ export function fetchEventSource(input: RequestInfo, {
     ...rest
 }: FetchEventSourceInit) {
     return new Promise<void>((resolve, reject) => {
+        // set openWhenHidden to false when document is not defined
+        openWhenHidden ||= !!self.document
         // make a copy of the input headers since we may modify it below:
         const headers = { ...inputHeaders };
         if (!headers.accept) {
@@ -86,7 +88,9 @@ export function fetchEventSource(input: RequestInfo, {
         let retryInterval = DefaultRetryInterval;
         let retryTimer = 0;
         function dispose() {
-            document.removeEventListener('visibilitychange', onVisibilityChange);
+            if (!openWhenHidden) {
+                document.removeEventListener('visibilitychange', onVisibilityChange);
+            }
             self.clearTimeout(retryTimer);
             curRequestController.abort();
         }

From d341cffeb59863156787e724fa4259067ebd61f4 Mon Sep 17 00:00:00 2001
From: AkashKarnatak <akashkarnatak.ak47@gmail.com>
Date: Sat, 13 Apr 2024 11:20:50 +0530
Subject: [PATCH 3/3] Fixed logical error

---
 src/fetch.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/fetch.ts b/src/fetch.ts
index e6dd4c7..186a972 100644
--- a/src/fetch.ts
+++ b/src/fetch.ts
@@ -65,8 +65,8 @@ export function fetchEventSource(input: RequestInfo, {
     ...rest
 }: FetchEventSourceInit) {
     return new Promise<void>((resolve, reject) => {
-        // set openWhenHidden to false when document is not defined
-        openWhenHidden ||= !!self.document
+        // set openWhenHidden to true when document is not defined
+        openWhenHidden ||= !self.document
         // make a copy of the input headers since we may modify it below:
         const headers = { ...inputHeaders };
         if (!headers.accept) {