implemented remote streames logic

Signed-off-by: heyhiru <hirentimbadiya74@gmail.com>

client/src/service/peer.js

@@ -0,0 +1,39 @@
+class PeerService {
+    constructor() {
+        if (!this.peer) {
+            this.peer = new RTCPeerConnection({
+                iceServers: [{
+                    urls: [
+                        "stun:stun.l.google.com:19302",
+                        "stun:global.stun.twilio.com:3478",
+                    ]
+                }]
+            })
+        }
+    }
+
+    setLocalDescription = async (ans) => {
+        if(this.peer){
+            await this.peer.setRemoteDescription(new RTCSessionDescription(ans));
+        }
+    }
+
+    getAnswer = async (offer) => {
+        if(this.peer){
+            await this.peer.setRemoteDescription(offer);
+            const ans = await this.peer.createAnswer();
+            await this.peer.setLocalDescription(new RTCSessionDescription(ans));
+            return ans;
+        }
+    }
+
+    getOffer = async () => {
+        if (this.peer) {
+            const offer = await this.peer.createOffer();
+            await this.peer.setLocalDescription(new RTCSessionDescription(offer));
+            return offer;
+        }
+    }
+}
+
+export default new PeerService();