[Fix]Ringing flow issues (#792)

Author: ipavlidakis

CHANGELOG.md

@@ -4,7 +4,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 # Upcoming
 
-### 🔄 Changed
+### 🐞 Fixed
+- Fix ringing flow issues. [#792](https://github.com/GetStream/stream-video-swift/pull/792)
 
 # [1.21.1](https://github.com/GetStream/stream-video-swift/releases/tag/1.21.1)
 _April 25, 2025_

Sources/StreamVideoSwiftUI/CallViewModel.swift

@@ -764,6 +764,9 @@ open class CallViewModel: ObservableObject {
                             // TODO: implement holding a call.
                             if callingState == .idle && isAppActive {
                                 setCallingState(.incoming(incomingCall))
+                                /// We start the ringing timer, so we can cancel when the timeout
+                                /// is over.
+                                startTimer(timeout: incomingCall.timeout)
                             }
                         }
                     case .accepted:
@@ -836,15 +839,16 @@ open class CallViewModel: ObservableObject {
 
         switch callingState {
         case let .incoming(incomingCall) where event.callCid == callCid(from: incomingCall.id, callType: incomingCall.type):
-            /// If the call that was rejected is the incoming call we are presenting, then we reject
-            /// and set the activeCall to the current one in order to reset the callingState to
-            /// inCall or idle.
-            Task {
-                _ = try? await streamVideo
-                    .call(callType: incomingCall.type, callId: incomingCall.id)
-                    .reject()
-                setActiveCall(call)
+            let isCurrentUserRejection = event.user?.id == streamVideo.user.id
+            let isCallCreatorRejection = event.user?.id == incomingCall.caller.id
+
+            guard
+                (isCurrentUserRejection || isCallCreatorRejection)
+            else {
+                return
             }
+
+            setActiveCall(call)
         case .outgoing where call?.cId == event.callCid:
             guard let outgoingCall = call else {
                 return