Publish signalingDropped event

georgezy-amzn · georgezy-amzn · commit 6e9277a01521 · 2025-08-12T12:52:01.000-07:00
diff --git a/AmazonChimeSDK/AmazonChimeSDK.xcodeproj/project.pbxproj b/AmazonChimeSDK/AmazonChimeSDK.xcodeproj/project.pbxproj
@@ -290,6 +290,8 @@
 		D8B836622E39A10F00179ABF /* IngestionEventConverterTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = D8B836612E39A10D00179ABF /* IngestionEventConverterTests.swift */; };
 		D8D8D9102B91579C00ECE0EE /* StringExtension.swift in Sources */ = {isa = PBXBuildFile; fileRef = D8D8D90F2B91579C00ECE0EE /* StringExtension.swift */; };
 		D8D8D9122B915B0D00ECE0EE /* StringExtensionTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = D8D8D9112B915B0D00ECE0EE /* StringExtensionTests.swift */; };
+		D8E0B4F42E4A8CB500AE70D5 /* VideoClientError.swift in Sources */ = {isa = PBXBuildFile; fileRef = D8E0B4F32E4A8CB000AE70D5 /* VideoClientError.swift */; };
+		D8E0B4F62E4BBD8900AE70D5 /* VideoClientErrorTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = D8E0B4F52E4BBD7D00AE70D5 /* VideoClientErrorTests.swift */; };
 		D8FE1FE629B9232400A62E72 /* AnyCodable.swift in Sources */ = {isa = PBXBuildFile; fileRef = D8FE1FE529B9232400A62E72 /* AnyCodable.swift */; };
 		ED300F2A284877AC00497568 /* LocalVideoConfiguration.swift in Sources */ = {isa = PBXBuildFile; fileRef = ED300F29284877AC00497568 /* LocalVideoConfiguration.swift */; };
 		F81104AC276190AA003D17AD /* VideoPriority.swift in Sources */ = {isa = PBXBuildFile; fileRef = F81104A8276190A9003D17AD /* VideoPriority.swift */; };
@@ -602,6 +604,8 @@
 		D8B836612E39A10D00179ABF /* IngestionEventConverterTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = IngestionEventConverterTests.swift; sourceTree = "<group>"; };
 		D8D8D90F2B91579C00ECE0EE /* StringExtension.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = StringExtension.swift; sourceTree = "<group>"; };
 		D8D8D9112B915B0D00ECE0EE /* StringExtensionTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = StringExtensionTests.swift; sourceTree = "<group>"; };
+		D8E0B4F32E4A8CB000AE70D5 /* VideoClientError.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = VideoClientError.swift; sourceTree = "<group>"; };
+		D8E0B4F52E4BBD7D00AE70D5 /* VideoClientErrorTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = VideoClientErrorTests.swift; sourceTree = "<group>"; };
 		D8FE1FE529B9232400A62E72 /* AnyCodable.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AnyCodable.swift; sourceTree = "<group>"; };
 		ED300F29284877AC00497568 /* LocalVideoConfiguration.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = LocalVideoConfiguration.swift; sourceTree = "<group>"; };
 		F81104A8276190A9003D17AD /* VideoPriority.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = VideoPriority.swift; sourceTree = "<group>"; };
@@ -774,6 +778,7 @@
 		00825F4923D90A2D00388D08 /* utils */ = {
 			isa = PBXGroup;
 			children = (
+				D8E0B4F32E4A8CB000AE70D5 /* VideoClientError.swift */,
 				D81D7BB62E45237600932348 /* PermissionError.swift */,
 				CFA2A14F28074FE7008FDFF5 /* ResourceError.swift */,
 				00825F4A23D90A5F00388D08 /* logger */,
@@ -1238,6 +1243,7 @@
 		5AE132CB23EB47B100BF5997 /* utils */ = {
 			isa = PBXGroup;
 			children = (
+				D8E0B4F52E4BBD7D00AE70D5 /* VideoClientErrorTests.swift */,
 				5AE1323023EA2FBC00BF5997 /* logger */,
 				5A6F8187246379D80031AE97 /* MediaErrorTests.swift */,
 				5AE76F31242044A6009C41FD /* PermissionErrorTests.swift */,
@@ -1636,6 +1642,7 @@
 				002C1FEA2649D5CD00C9B919 /* EventSender.swift in Sources */,
 				7C0D1BEF241ACC7B00280031 /* ActiveSpeakerDetectorFacade.swift in Sources */,
 				CFA2A15028074FE7008FDFF5 /* ResourceError.swift in Sources */,
+				D8E0B4F42E4A8CB500AE70D5 /* VideoClientError.swift in Sources */,
 				C49B5424247EFD2B002829F1 /* ConcurrentMutableSet.swift in Sources */,
 				7C0D1BF0241ACC7B00280031 /* ActiveSpeakerObserver.swift in Sources */,
 				C42A8A16253E35CD008419A6 /* VideoCaptureSource.swift in Sources */,
@@ -1858,6 +1865,7 @@
 				827847C7271D16E20071E7BE /* DefaultAudioVideoFacadeTests.swift in Sources */,
 				B491F3C824BFC761005CF109 /* DataMessageTests.swift in Sources */,
 				C67EA03026F7F17B0084C9B4 /* TranscriptionStatusTypeTests.swift in Sources */,
+				D8E0B4F62E4BBD8900AE70D5 /* VideoClientErrorTests.swift in Sources */,
 				5AE76F2F24204387009C41FD /* LogLevelTests.swift in Sources */,
 				C4A30010259E376A007CFABE /* DefaultContentShareVideoClientControllerTests.swift in Sources */,
 				5A0E7317242EA072006636AB /* MediaDeviceTests.swift in Sources */,
diff --git a/AmazonChimeSDK/AmazonChimeSDK/analytics/DefaultEventAnalyticsController.swift b/AmazonChimeSDK/AmazonChimeSDK/analytics/DefaultEventAnalyticsController.swift
@@ -50,7 +50,8 @@ import Foundation
              .meetingEnded,
              .meetingStartFailed,
              .meetingStartSucceeded,
-             .meetingReconnected:
+             .meetingReconnected,
+             .signalingDropped:
             var meetingStats = meetingStatsCollector.getMeetingStats()
             if name != .meetingReconnected {
                 meetingStats.removeValue(forKey: EventAttributeName.meetingReconnectDurationMs)
diff --git a/AmazonChimeSDK/AmazonChimeSDK/analytics/EventAttributeName.swift b/AmazonChimeSDK/AmazonChimeSDK/analytics/EventAttributeName.swift
@@ -62,6 +62,9 @@ import Foundation
     case videoInputError
     /// The error message that explains why the microphone failed.
     case audioInputError
+    
+    /// The error message that explains why the signaling dropped
+    case signalingDroppedError
 
     public var description: String {
         switch self {
@@ -113,6 +116,8 @@ import Foundation
             return "audioInputError"
         case .videoInputError:
             return "videoInputError"
+        case .signalingDroppedError:
+            return "signalingDroppedError"
         }
     }
 }
diff --git a/AmazonChimeSDK/AmazonChimeSDK/analytics/EventName.swift b/AmazonChimeSDK/AmazonChimeSDK/analytics/EventName.swift
@@ -26,6 +26,8 @@ import Foundation
     case meetingFailed
     /// The meeting ended.
     case meetingEnded
+    /// The WebSocket failed or closed with an error.
+    case signalingDropped
     // unknown
     case unknown
 
@@ -47,6 +49,8 @@ import Foundation
             return "meetingFailed"
         case .meetingEnded:
             return "meetingEnded"
+        case .signalingDropped:
+            return "signalingDropped"
         case .unknown:
             return "unknown"
         }
@@ -70,6 +74,8 @@ import Foundation
             return .meetingFailed
         case "meetingEnded":
             return .meetingEnded
+        case "signalingDropped":
+            return .signalingDropped
         default:
             return .unknown
         }
diff --git a/AmazonChimeSDK/AmazonChimeSDK/analytics/MeetingHistoryEventName.swift b/AmazonChimeSDK/AmazonChimeSDK/analytics/MeetingHistoryEventName.swift
@@ -31,6 +31,8 @@ import Foundation
     case meetingFailed
     /// The meeting reconnected.
     case meetingReconnected
+    /// The WebSocket failed or closed with an error.
+    case signalingDropped
     /// unknown
     case unknown
 
@@ -56,6 +58,8 @@ import Foundation
             return "meetingFailed"
         case .meetingReconnected:
             return "meetingReconnected"
+        case .signalingDropped:
+            return "signalingDropped"
         case .unknown:
             return "unknown"
         }
diff --git a/AmazonChimeSDK/AmazonChimeSDK/ingestion/IngestionEventConverter.swift b/AmazonChimeSDK/AmazonChimeSDK/ingestion/IngestionEventConverter.swift
@@ -36,6 +36,11 @@ private typealias EAName = EventAttributeName
         if let audioError = eventAttributes[EventAttributeName.audioInputError] as? Error {
             audioErrorStr = String(describing: audioError)
         }
+        
+        var signalingDroppedErrorStr: String?
+        if let signalingDroppedError = eventAttributes[EventAttributeName.signalingDroppedError] as? Error {
+            signalingDroppedErrorStr = String(describing: signalingDroppedError)
+        }
 
         var attributes = [String:AnyCodable]()
         attributes[EAName.timestampMs.description] = AnyCodable(eventAttributes[EAName.timestampMs])
@@ -53,6 +58,7 @@ private typealias EAName = EventAttributeName
         attributes[EAName.retryCount.description] = AnyCodable(eventAttributes[EAName.retryCount])
         attributes[EAName.videoInputError.description] = AnyCodable(videoErrorStr)
         attributes[EAName.audioInputError.description] = AnyCodable(audioErrorStr)
+        attributes[EAName.signalingDroppedError.description] = AnyCodable(signalingDroppedErrorStr)
         
         clientConfig.metadataAttributes.forEach({ (key: String, value: Any) in
             attributes[key] = AnyCodable(value)
@@ -162,6 +168,7 @@ private typealias EAName = EventAttributeName
                                 retryCount: meetingEvent.getRetryCount(),
                                 videoInputErrorMessage: meetingEvent.getVideoInputErrorMessage(),
                                 audioInputErrorMessage: meetingEvent.getAudioInputErrorMessage(),
+                                signalingDroppedErrorMessage: meetingEvent.getSignalingDroppedErrorMessage(),
                                 ttl: dirtyMeetingEventTtl)
     }
 
diff --git a/AmazonChimeSDK/AmazonChimeSDK/ingestion/IngestionPayload.swift b/AmazonChimeSDK/AmazonChimeSDK/ingestion/IngestionPayload.swift
@@ -22,6 +22,7 @@ import Foundation
     public let retryCount: Int?
     public let videoInputErrorMessage: String?
     public let audioInputErrorMessage: String?
+    public let signalingDroppedErrorMessage: String?
     public let ttl: Int64?
 
     public init(name: String,
@@ -37,6 +38,7 @@ import Foundation
                 retryCount: Int? = nil,
                 videoInputErrorMessage: String? = nil,
                 audioInputErrorMessage: String? = nil,
+                signalingDroppedErrorMessage: String? = nil,
                 ttl: Int64? = nil) {
         self.name = name
         self.ts = ts
@@ -51,6 +53,7 @@ import Foundation
         self.retryCount = retryCount
         self.videoInputErrorMessage = videoInputErrorMessage
         self.audioInputErrorMessage = audioInputErrorMessage
+        self.signalingDroppedErrorMessage = signalingDroppedErrorMessage
         self.ttl = ttl
     }
 }
diff --git a/AmazonChimeSDK/AmazonChimeSDK/internal/ingestion/database/IngestionMeetingEvent.swift b/AmazonChimeSDK/AmazonChimeSDK/internal/ingestion/database/IngestionMeetingEvent.swift
@@ -78,4 +78,9 @@ extension IngestionMeetingEvent {
         let item = eventAttributes[EventAttributeName.audioInputError.description]
         return item??.value as? String
     }
+    
+    func getSignalingDroppedErrorMessage() -> String? {
+        let item = eventAttributes[EventAttributeName.signalingDroppedError.description]
+        return item??.value as? String
+    }
 }
diff --git a/AmazonChimeSDK/AmazonChimeSDK/internal/utils/Converters.swift b/AmazonChimeSDK/AmazonChimeSDK/internal/utils/Converters.swift
@@ -38,6 +38,8 @@ import Foundation
                 return .meetingFailed
             case .meetingEnded:
                 return .meetingEnded
+            case .signalingDropped:
+                return .signalingDropped
             case .unknown:
                 return .unknown
             }
diff --git a/AmazonChimeSDK/AmazonChimeSDK/internal/video/DefaultVideoClientController.swift b/AmazonChimeSDK/AmazonChimeSDK/internal/video/DefaultVideoClientController.swift
@@ -178,7 +178,12 @@ extension DefaultVideoClientController: VideoClientDelegate {
     }
 
     public func videoClientDidFail(_ client: VideoClient?, status: video_client_status_t, controlStatus: Int32) {
-        logger.info(msg: "videoClientDidFail")
+        logger.error(msg: "videoClientDidFail. status: \(status), controlStatus: \(controlStatus)")
+        
+        eventAnalyticsController.publishEvent(name: .signalingDropped, attributes: [
+            EventAttributeName.signalingDroppedError: VideoClientError(videoClientStatus: status)
+        ])
+        
         ObserverUtils.forEach(observers: videoObservers) { (observer: AudioVideoObserver) in
             observer.videoSessionDidStopWithStatus(sessionStatus:
                 MeetingSessionStatus(statusCode: .videoServiceUnavailable))
diff --git a/AmazonChimeSDK/AmazonChimeSDK/utils/VideoClientError.swift b/AmazonChimeSDK/AmazonChimeSDK/utils/VideoClientError.swift
@@ -0,0 +1,64 @@
+//
+//  VideoClientError.swift
+//  AmazonChimeSDK
+//
+//  Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+//  SPDX-License-Identifier: Apache-2.0
+//
+
+import Foundation
+import AmazonChimeSDKMedia
+
+@objc public enum VideoClientError: Int, Error, CustomStringConvertible {
+    
+    case videoClientOK
+    case maxRetryPeriodExceeded
+    case peerConnectionCreateFailed
+    case peerConnectionFactoryCreateFailed
+    case proxyAuthenticationFailed
+    case threadCreateFailed
+    case videoCapturerCreateFailed
+    case unknown
+    
+    public init(videoClientStatus status: video_client_status_t) {
+        switch status {
+        case VIDEO_CLIENT_OK:
+            self = .videoClientOK
+        case VIDEO_CLIENT_ERR_MAX_RETRY_PERIOD_EXCEEDED:
+            self = .maxRetryPeriodExceeded
+        case VIDEO_CLIENT_ERR_PEERCONN_CREATE_FAILED:
+            self = .peerConnectionCreateFailed
+        case VIDEO_CLIENT_ERR_PEERCONN_FACTORY_CREATE_FAILED:
+            self = .peerConnectionFactoryCreateFailed
+        case VIDEO_CLIENT_ERR_PROXY_AUTHENTICATION_FAILED:
+            self = .proxyAuthenticationFailed
+        case VIDEO_CLIENT_ERR_THREAD_CREATE_FAILED:
+            self = .threadCreateFailed
+        case VIDEO_CLIENT_ERR_VIDEO_CAPTURER_CREATE_FAILED:
+            self = .videoCapturerCreateFailed
+        default:
+            self = .unknown
+        }
+    }
+    
+    public var description: String {
+        switch self {
+        case .videoClientOK:
+            return "videoClientOK"
+        case .maxRetryPeriodExceeded:
+            return "maxRetryPeriodExceeded"
+        case .peerConnectionCreateFailed:
+            return "peerConnectionCreateFailed"
+        case .peerConnectionFactoryCreateFailed:
+            return "peerConnectionFactoryCreateFailed"
+        case .proxyAuthenticationFailed:
+            return "proxyAuthenticationFailed"
+        case .threadCreateFailed:
+            return "threadCreateFailed"
+        case .videoCapturerCreateFailed:
+            return "videoCapturerCreateFailed"
+        case .unknown:
+            return "unknown"
+        }
+    }
+}
diff --git a/AmazonChimeSDK/AmazonChimeSDKTests/analytics/DefaultEventAnalyticsControllerTests.swift b/AmazonChimeSDK/AmazonChimeSDKTests/analytics/DefaultEventAnalyticsControllerTests.swift
@@ -64,6 +64,15 @@ class DefaultEventAnalyticsControllerTests: CommonTestCase {
                        mockMeetingReconnectDurationMs)
     }
     
+    func testPublishEvent_ShouldAddMeetingStats_WhenSignalingDropped() {
+        let eventCaptor = ArgumentCaptor<SDKEvent>()
+        eventAnalyticsController.publishEvent(name: .signalingDropped)
+        verify(eventReporterMock.report(event: eventCaptor.any())).wasCalled()
+        
+        XCTAssertEqual(eventCaptor.value?.eventAttributes[EventAttributeName.meetingStartDurationMs] as! Int,
+                       mockMeetingStartDurationMs)
+    }
+    
     func testPublishEvent_ShouldNotContainReconnectDurationAttribute_WhenEventIsNotMeetingReconnected() {
         let eventCaptor = ArgumentCaptor<SDKEvent>()
         eventAnalyticsController.publishEvent(name: .meetingStartFailed)
diff --git a/AmazonChimeSDK/AmazonChimeSDKTests/analytics/EventAttributeNameTests.swift b/AmazonChimeSDK/AmazonChimeSDKTests/analytics/EventAttributeNameTests.swift
@@ -36,5 +36,6 @@ class EventAttributeNameTests: XCTestCase {
         XCTAssertEqual(EventAttributeName.retryCount.description, "retryCount")
         XCTAssertEqual(EventAttributeName.audioInputError.description, "audioInputError")
         XCTAssertEqual(EventAttributeName.videoInputError.description, "videoInputError")
+        XCTAssertEqual(EventAttributeName.signalingDroppedError.description, "signalingDroppedError")
     }
 }
diff --git a/AmazonChimeSDK/AmazonChimeSDKTests/analytics/EventNameTests.swift b/AmazonChimeSDK/AmazonChimeSDKTests/analytics/EventNameTests.swift
@@ -20,6 +20,7 @@ class EventNameTests: XCTestCase {
         XCTAssertEqual(EventName.meetingStartFailed.description, "meetingStartFailed")
         XCTAssertEqual(EventName.meetingFailed.description, "meetingFailed")
         XCTAssertEqual(EventName.meetingEnded.description, "meetingEnded")
+        XCTAssertEqual(EventName.signalingDropped.description, "signalingDropped")
         XCTAssertEqual(EventName.unknown.description, "unknown")
     }
     
@@ -40,6 +41,8 @@ class EventNameTests: XCTestCase {
                        EventName.meetingFailed)
         XCTAssertEqual(EventName.toEventName(name: "meetingEnded"),
                        EventName.meetingEnded)
+        XCTAssertEqual(EventName.toEventName(name: "signalingDropped"),
+                       EventName.signalingDropped)
         XCTAssertEqual(EventName.toEventName(name: "invalidEventName"),
                        EventName.unknown)
     }
diff --git a/AmazonChimeSDK/AmazonChimeSDKTests/analytics/MeetingHistoryEventNameTests.swift b/AmazonChimeSDK/AmazonChimeSDKTests/analytics/MeetingHistoryEventNameTests.swift
@@ -21,5 +21,6 @@ class MeetingHistoryEventNameTests: XCTestCase {
         XCTAssertEqual(MeetingHistoryEventName.meetingEnded.description, "meetingEnded")
         XCTAssertEqual(MeetingHistoryEventName.meetingFailed.description, "meetingFailed")
         XCTAssertEqual(MeetingHistoryEventName.meetingReconnected.description, "meetingReconnected")
+        XCTAssertEqual(MeetingHistoryEventName.signalingDropped.description, "signalingDropped")
     }
 }
diff --git a/AmazonChimeSDK/AmazonChimeSDKTests/ingestion/IngestionEventConverterTests.swift b/AmazonChimeSDK/AmazonChimeSDKTests/ingestion/IngestionEventConverterTests.swift
@@ -61,4 +61,25 @@ class IngestionEventConverterTests: CommonTestCase {
         let resultErrorMessage = results.events.first!.payloads.first!.videoInputErrorMessage
         XCTAssertEqual(resultErrorMessage, String(describing: TestError.simulatedFailure))
     }
+    
+    func testToIngestionMeetingEvent_ShouldConvertSignalingDroppedError_IfExists() {
+        let event = SDKEvent(eventName: .signalingDropped, eventAttributes: [
+            EventAttributeName.signalingDroppedError: TestError.simulatedFailure
+        ])
+        let result = converter.toIngestionMeetingEvent(event: event,
+                                                       ingestionConfiguration: ingestionConfiguration)
+        
+        XCTAssertEqual(result.getSignalingDroppedErrorMessage(), String(describing: TestError.simulatedFailure))
+    }
+    
+    func testToIngestionRecord_ShouldReturnSignalingDroppedErrorMessage_IfExists() {
+        let ingestionMeetingEvent = IngestionMeetingEvent(name: EventName.signalingDropped.description, eventAttributes: [
+            EventAttributeName.signalingDroppedError.description: AnyCodable(String(describing: TestError.simulatedFailure))
+        ])
+        let meetingEvent = MeetingEventItem(id: "test", data: ingestionMeetingEvent)
+        let results = converter.toIngestionRecord(meetingEvents: [meetingEvent],
+                                                  ingestionConfiguration: ingestionConfiguration)
+        let resultErrorMessage = results.events.first!.payloads.first!.signalingDroppedErrorMessage
+        XCTAssertEqual(resultErrorMessage, String(describing: TestError.simulatedFailure))
+    }
 }
diff --git a/AmazonChimeSDK/AmazonChimeSDKTests/internal/utils/ConvertersTests.swift b/AmazonChimeSDK/AmazonChimeSDKTests/internal/utils/ConvertersTests.swift
@@ -302,6 +302,8 @@ class ConvertersTests: XCTestCase {
                        MeetingHistoryEventName.meetingStartFailed)
         XCTAssertEqual(Converters.MeetingEventName.toMeetingHistoryEventName(name: EventName.meetingFailed),
                        MeetingHistoryEventName.meetingFailed)
+        XCTAssertEqual(Converters.MeetingEventName.toMeetingHistoryEventName(name: EventName.signalingDropped),
+                       MeetingHistoryEventName.signalingDropped)
         XCTAssertEqual(Converters.MeetingEventName.toMeetingHistoryEventName(name: EventName.unknown),
                        MeetingHistoryEventName.unknown)
     }
diff --git a/AmazonChimeSDK/AmazonChimeSDKTests/utils/VideoClientErrorTests.swift b/AmazonChimeSDK/AmazonChimeSDKTests/utils/VideoClientErrorTests.swift
diff --git a/CHANGELOG.md b/CHANGELOG.md
diff --git a/guides/meeting_events.md b/guides/meeting_events.md

Original file line number	Diff line number	Diff line change
`@@ -62,6 +62,9 @@ import Foundation`
`62`	`62`	`case videoInputError`
`63`	`63`	`/// The error message that explains why the microphone failed.`
`64`	`64`	`case audioInputError`
	`65`	`+`
	`66`	`+ /// The error message that explains why the signaling dropped`
	`67`	`+ case signalingDroppedError`
`65`	`68`
`66`	`69`	`public var description: String {`
`67`	`70`	`switch self {`
`@@ -113,6 +116,8 @@ import Foundation`
`113`	`116`	`return "audioInputError"`
`114`	`117`	`case .videoInputError:`
`115`	`118`	`return "videoInputError"`
	`119`	`+ case .signalingDroppedError:`
	`120`	`+ return "signalingDroppedError"`
`116`	`121`	`}`
`117`	`122`	`}`
`118`	`123`	`}`
Original file line number	Diff line number	Diff line change
`@@ -78,4 +78,9 @@ extension IngestionMeetingEvent {`
`78`	`78`	`let item = eventAttributes[EventAttributeName.audioInputError.description]`
`79`	`79`	`return item??.value as? String`
`80`	`80`	`}`
	`81`	`+`
	`82`	`+ func getSignalingDroppedErrorMessage() -> String? {`
	`83`	`+ let item = eventAttributes[EventAttributeName.signalingDroppedError.description]`
	`84`	`+ return item??.value as? String`
	`85`	`+ }`
`81`	`86`	`}`
Original file line number	Diff line number	Diff line change
`@@ -38,6 +38,8 @@ import Foundation`
`38`	`38`	`return .meetingFailed`
`39`	`39`	`case .meetingEnded:`
`40`	`40`	`return .meetingEnded`
	`41`	`+ case .signalingDropped:`
	`42`	`+ return .signalingDropped`
`41`	`43`	`case .unknown:`
`42`	`44`	`return .unknown`
`43`	`45`	`}`