Callautomation/release/beta2 features (#37485)

Beta 2 features implementation of PMA BETA2_2023_06_15_preview contract:

SendDtmf
DtmfSubscription
PlayTTS
PlaySSML
Recognize Choices
Recognize Freeform
Mute
BYO Cogsvc changes for Answer/CreateCall

sdk/communication/Azure.Communication.CallAutomation/CHANGELOG.md

@@ -1,6 +1,11 @@
 # Release History
 
 ## 1.1.0-beta.1 (Unreleased)
+- Play and recognize supports TTS and SSML source prompts.
+- Recognize supports choices and freeform speech.
+- Start/Stop continuous DTMF recognition by subscribing/unsubscribing to tones.
+- Send DTMF tones to a participant in the call.
+- Mute participants in the call.
 
 ### Features Added
 

sdk/communication/Azure.Communication.CallAutomation/src/CallAutomationClient.cs

@@ -209,6 +209,12 @@ private AnswerCallRequestInternal CreateAnswerCallRequest(AnswerCallOptions opti
         {
             AnswerCallRequestInternal request = new AnswerCallRequestInternal(options.IncomingCallContext, options.CallbackUri.AbsoluteUri);
 
+            // Add custom cognitive service domain name
+            if (options.AzureCognitiveServicesEndpointUri != null)
+            {
+                request.AzureCognitiveServicesEndpointUrl = options.AzureCognitiveServicesEndpointUri.AbsoluteUri;
+            }
+
             request.AnsweredBy = Source == null ? null : new CommunicationUserIdentifierModel(Source.Id);
             request.OperationContext = options.OperationContext;
 
@@ -615,6 +621,12 @@ private CreateCallRequestInternal CreateCallRequest(CreateCallOptions options)
                 Source = Source == null ? null : new CommunicationUserIdentifierModel(Source.Id),
             };
 
+            // Add custom cognitive service domain name
+            if (options.AzureCognitiveServicesEndpointUri != null)
+            {
+                request.AzureCognitiveServicesEndpointUrl = options.AzureCognitiveServicesEndpointUri.AbsoluteUri;
+            }
+
             request.OperationContext = options.OperationContext;
 
             return request;
@@ -633,6 +645,12 @@ private CreateCallRequestInternal CreateCallRequest(CreateGroupCallOptions optio
                 Source = Source == null ? null : new CommunicationUserIdentifierModel(Source.Id),
             };
 
+            // Add custom cognitive service domain name
+            if (options.AzureCognitiveServicesEndpointUri != null)
+            {
+                request.AzureCognitiveServicesEndpointUrl = options.AzureCognitiveServicesEndpointUri.AbsoluteUri;
+            }
+
             request.OperationContext = options.OperationContext;
             return request;
         }

sdk/communication/Azure.Communication.CallAutomation/src/CallAutomationClientOptions.cs

@@ -16,7 +16,7 @@ public class CallAutomationClientOptions : ClientOptions
         /// <summary>
         /// The latest version of the CallAutomation service.
         /// </summary>
-        internal const ServiceVersion LatestVersion = ServiceVersion.V2023_03_06;
+        internal const ServiceVersion LatestVersion = ServiceVersion.V2023_06_15_Preview;
 
         internal string ApiVersion { get; }
 
@@ -33,6 +33,7 @@ public CallAutomationClientOptions(ServiceVersion version = LatestVersion)
             ApiVersion = version switch
             {
                 ServiceVersion.V2023_03_06 => "2023-03-06",
+                ServiceVersion.V2023_06_15_Preview => "2023-06-15-preview",
                 _ => throw new ArgumentOutOfRangeException(nameof(version)),
             };
         }
@@ -46,7 +47,11 @@ public enum ServiceVersion
             /// The GA1 of the CallAutomation service.
             /// </summary>
 #pragma warning disable CA1707 // Identifiers should not contain underscores
-            V2023_03_06 = 1
+            V2023_03_06 = 1,
+            /// <summary>
+            /// The beta2 of the CallAutomation service.
+            /// </summary>
+            V2023_06_15_Preview = 2
 #pragma warning restore CA1707 // Identifiers should not contain underscores
         }
     }

sdk/communication/Azure.Communication.CallAutomation/src/CallAutomationEventProcessor/EventResult/SendDtmfEventResult.cs

@@ -0,0 +1,31 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+namespace Azure.Communication.CallAutomation
+{
+    /// <summary><see cref="SendDtmfEventResult"/> is returned from WaitForEvent of <see cref="SendDtmfResult"/>.</summary>
+    public class SendDtmfEventResult
+    {
+        /// <summary>
+        /// Indicates whether the returned event is considered successful or not.
+        /// </summary>
+        public bool IsSuccess { get; internal set; }
+
+        /// <summary>
+        /// <see cref="SendDtmfCompleted"/> event will be returned once the dtmf tones have been sent successfully.
+        /// </summary>
+        public SendDtmfCompleted SuccessResult { get; }
+
+        /// <summary>
+        /// <see cref="SendDtmfFailed"/> event will be returned if send dtmf tones completed unsuccessfully.
+        /// </summary>
+        public SendDtmfFailed FailureResult { get; }
+
+        internal SendDtmfEventResult(bool isSuccess, SendDtmfCompleted successResult, SendDtmfFailed failureResult)
+        {
+            IsSuccess = isSuccess;
+            SuccessResult = successResult;
+            FailureResult = failureResult;
+        }
+    }
+}

sdk/communication/Azure.Communication.CallAutomation/src/CallConnection.cs

@@ -656,5 +656,113 @@ public virtual CallMedia GetCallMedia()
                 throw;
             }
         }
+
+        /// <summary>
+        /// Mute participant from the call.
+        /// Only Acs Users are currently supported.
+        /// </summary>
+        /// <param name="targetParticipant">Participant to mute.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <exception cref="RequestFailedException">The server returned an error. See <see cref="Exception.Message"/> for details returned from the server.</exception>
+        /// <exception cref="ArgumentNullException"> <paramref name="targetParticipant"/> is null. </exception>
+        /// <returns>A Response containing MuteParticipantsResponse.</returns>
+        public virtual Response<MuteParticipantsResult> MuteParticipants(CommunicationIdentifier targetParticipant, CancellationToken cancellationToken = default)
+        {
+            var options = new MuteParticipantsOptions(new List<CommunicationIdentifier> { targetParticipant });
+
+            return MuteParticipants(options, cancellationToken);
+        }
+
+        /// <summary>
+        /// Mute participants from the call.
+        /// Only Acs Users are currently supported.
+        /// </summary>
+        /// <param name="options">Options for the MuteParticipant operation.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <exception cref="RequestFailedException">The server returned an error. See <see cref="Exception.Message"/> for details returned from the server.</exception>
+        /// <exception cref="ArgumentNullException"> <paramref name="options"/> is null. </exception>
+        /// <returns>A Response containing MuteParticipantsResponse. </returns>
+        public virtual Response<MuteParticipantsResult> MuteParticipants(MuteParticipantsOptions options, CancellationToken cancellationToken = default)
+        {
+            using DiagnosticScope scope = _clientDiagnostics.CreateScope($"{nameof(CallConnection)}.{nameof(MuteParticipants)}");
+            scope.Start();
+            try
+            {
+                if (options == null)
+                    throw new ArgumentNullException(nameof(options));
+
+                MuteParticipantsRequestInternal request = new MuteParticipantsRequestInternal(
+                    options.TargetParticipants.Select(participant => CommunicationIdentifierSerializer.Serialize(participant)));
+                var repeatabilityHeaders = new RepeatabilityHeaders();
+
+                request.OperationContext = options.OperationContext;
+
+                return RestClient.Mute(
+                    CallConnectionId,
+                    request,
+                    repeatabilityHeaders.RepeatabilityRequestId,
+                    repeatabilityHeaders.RepeatabilityFirstSent,
+                    cancellationToken);
+            }
+            catch (Exception ex)
+            {
+                scope.Failed(ex);
+                throw;
+            }
+        }
+
+        /// <summary>
+        /// Mute participants on the call.
+        /// Only Acs Users are currently supported.
+        /// </summary>
+        /// <param name="targetParticipant">Participants to mute.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <exception cref="ArgumentNullException"> <paramref name="targetParticipant"/> is null. </exception>
+        /// <exception cref="RequestFailedException">The server returned an error. See <see cref="Exception.Message"/> for details returned from the server.</exception>
+        /// <returns></returns>
+        public async virtual Task<Response<MuteParticipantsResult>> MuteParticipantsAsync(CommunicationIdentifier targetParticipant, CancellationToken cancellationToken = default)
+        {
+            var options = new MuteParticipantsOptions(new List<CommunicationIdentifier> { targetParticipant });
+
+            return await MuteParticipantsAsync(options, cancellationToken).ConfigureAwait(false);
+        }
+
+        /// <summary>
+        /// Mute participants on the call.
+        /// </summary>
+        /// <param name="options">Options for the MuteParticipant operation.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <exception cref="ArgumentNullException"> <paramref name="options"/> is null. </exception>
+        /// <exception cref="ArgumentException"> <paramref name="options"/> OperationContext is too long. </exception>
+        /// <exception cref="RequestFailedException">The server returned an error. See <see cref="Exception.Message"/> for details returned from the server.</exception>
+        /// <returns></returns>
+        public async virtual Task<Response<MuteParticipantsResult>> MuteParticipantsAsync(MuteParticipantsOptions options, CancellationToken cancellationToken = default)
+        {
+            using DiagnosticScope scope = _clientDiagnostics.CreateScope($"{nameof(CallConnection)}.{nameof(MuteParticipants)}");
+            scope.Start();
+            try
+            {
+                if (options == null)
+                    throw new ArgumentNullException(nameof(options));
+
+                MuteParticipantsRequestInternal request = new MuteParticipantsRequestInternal(
+                    options.TargetParticipants.Select(participant => CommunicationIdentifierSerializer.Serialize(participant)));
+                var repeatabilityHeaders = new RepeatabilityHeaders();
+
+                request.OperationContext = options.OperationContext;
+
+                return await RestClient.MuteAsync(
+                    CallConnectionId,
+                    request,
+                    repeatabilityHeaders.RepeatabilityRequestId,
+                    repeatabilityHeaders.RepeatabilityFirstSent,
+                    cancellationToken).ConfigureAwait(false);
+            }
+            catch (Exception ex)
+            {
+                scope.Failed(ex);
+                throw;
+            }
+        }
     }
 }