fix screensharing chrome

assets/public/custom/rtcPatcher.js

@@ -64,4 +64,51 @@ function addFingerprintToSdp(sdp) {
     }
 
     return result.join("\n");
+}
+
+if (window.location.pathname.startsWith("/channel")) {
+    const observer = new MutationObserver(() => {
+        const screenshareButton = document.querySelector('[aria-label="Share your screen"]');
+        if (screenshareButton) {
+            screenshareButton.addEventListener("click", async () => {
+                try {
+                    const displayStream = await navigator.mediaDevices.getDisplayMedia({
+                        video: {
+                            width: { ideal: 1920 },
+                            height: { ideal: 1080 },
+                            frameRate: { ideal: 30 }
+                        },
+                        audio: false
+                    });
+
+                    const audioStream = await navigator.mediaDevices.getUserMedia({
+                        audio: {
+                            echoCancellation: { ideal: true },
+                            autoGainControl: { ideal: true },
+                            noiseSuppression: { ideal: true }
+                        }
+                    });
+
+                    const combinedStream = new MediaStream();
+                    
+                    displayStream.getVideoTracks().forEach(track => {
+                        combinedStream.addTrack(track);
+                    });
+
+                    audioStream.getAudioTracks().forEach(track => {
+                        combinedStream.addTrack(track);
+                    });
+
+                    displayStream.getVideoTracks()[0].onended = () => {
+                        audioStream.getTracks().forEach(track => track.stop());
+                    };
+                } catch (error) {
+                    console.error("Screenshare failed:", error);
+                }
+            }, { once: true });
+            observer.disconnect();
+        }
+    });
+
+    observer.observe(document.body, { childList: true, subtree: true });
 }