통화 자동화를 사용하여 통화를 제어하고 조정하는 방법

var client = new CallAutomationClient("<resource_connection_string>"); 

 CallAutomationClient client = new CallAutomationClientBuilder().connectionString("<resource_connection_string>").buildClient();

const client = new CallAutomationClient("<resource_connection_string>");

call_automation_client = CallAutomationClient.from_connection_string("<resource_connection_string>")

Uri callbackUri = new Uri("https://<myendpoint>/Events"); //the callback endpoint where you want to receive subsequent events 
var callerIdNumber = new PhoneNumberIdentifier("+16044561234"); // This is the Azure Communication Services provisioned phone number for the caller  
var callThisPerson = new CallInvite(new PhoneNumberIdentifier("+16041234567"), callerIdNumber); // person to call
CreateCallResult response = await client.CreateCallAsync(callThisPerson, callbackUri);

String callbackUri = "https://<myendpoint>/Events"; //the callback endpoint where you want to receive subsequent events
PhoneNumberIdentifier callerIdNumber = new PhoneNumberIdentifier("+18001234567"); // This is the Azure Communication Services provisioned phone number for the caller  
CallInvite callInvite = new CallInvite(new PhoneNumberIdentifier("+16471234567"), callerIdNumber); // person to call
CreateCallResult response = client.createCall(callInvite, callbackUri).block();

const callInvite = {
    targetParticipant: { phoneNumber: "+18008008800" }, // person to call
    sourceCallIdNumber: { phoneNumber: "+18888888888" } // This is the Azure Communication Services provisioned phone number for the caller
};
const callbackUri = "https://<myendpoint>/Events"; // the callback endpoint where you want to receive subsequent events 
const response = await client.createCall(callInvite, callbackUri);

callback_uri = "https://<myendpoint>/Events"  # the callback endpoint where you want to receive subsequent events
caller_id_number = PhoneNumberIdentifier(
    "+18001234567"
)  # This is the Azure Communication Services provisioned phone number for the caller
call_invite = CallInvite(
    target=PhoneNumberIdentifier("+16471234567"),
    source_caller_id_number=caller_id_number,
)
call_connection_properties = client.create_call(call_invite, callback_uri)

Uri callbackUri = new Uri("https://<myendpoint>/Events"); //the callback endpoint where you want to receive subsequent events 
var pstnEndpoint = new PhoneNumberIdentifier("+16041234567");
var voipEndpoint = new CommunicationUserIdentifier("<user_id_of_target>"); //user id looks like 8:a1b1c1-...
var groupCallOptions = new CreateGroupCallOptions(new List<CommunicationIdentifier>{ pstnEndpoint, voipEndpoint }, callbackUri)
{
    SourceCallerIdNumber = new PhoneNumberIdentifier("+16044561234"), // This is the Azure Communication Services provisioned phone number for the caller
};
CreateCallResult response = await client.CreateGroupCallAsync(groupCallOptions);

String callbackUri = "https://<myendpoint>/Events"; //the callback endpoint where you want to receive subsequent events
PhoneNumberIdentifier callerIdNumber = new PhoneNumberIdentifier("+18001234567"); // This is the Azure Communication Services provisioned phone number for the caller
List<CommunicationIdentifier> targets = new ArrayList<>(Arrays.asList(new PhoneNumberIdentifier("+16471234567"), new CommunicationUserIdentifier("<user_id_of_target>")));
CreateGroupCallOptions groupCallOptions = new CreateGroupCallOptions(targets, callbackUri);
groupCallOptions.setSourceCallIdNumber(callerIdNumber);
Response<CreateCallResult> response = client.createGroupCallWithResponse(createGroupCallOptions).block();

const callbackUri = "https://<myendpoint>/Events"; // the callback endpoint where you want to receive subsequent events 
const participants = [
    { phoneNumber: "+18008008800" },
    { communicationUserId: "<user_id_of_target>" }, //user id looks like 8:a1b1c1-...
];
const createCallOptions = {
    sourceCallIdNumber: { phoneNumber: "+18888888888" }, // This is the Azure Communication Services provisioned phone number for the caller
};
const response = await client.createGroupCall(participants, callbackUri, createCallOptions);

callback_uri = "https://<myendpoint>/Events"  # the callback endpoint where you want to receive subsequent events
caller_id_number = PhoneNumberIdentifier(
    "+18888888888"
)  # This is the Azure Communication Services provisioned phone number for the caller
pstn_endpoint = PhoneNumberIdentifier("+18008008800")
voip_endpoint = CommunicationUserIdentifier(
    "<user_id_of_target>"
)  # user id looks like 8:a1b1c1-...
call_connection_properties = client.create_group_call(
    target_participants=[voip_endpoint, pstn_endpoint],
    callback_url=callback_uri,
    source_caller_id_number=caller_id_number,
)

Uri callbackUri = new Uri("https://<myendpoint>/Events"); //the callback endpoint where you want to receive subsequent events
CallLocator serverCallLocator = new ServerCallLocator("<ServerCallId>");
ConnectCallResult response = await client.ConnectCallAsync(serverCallLocator, callbackUri);

String callbackUri = "https://<myendpoint>/Events"; //the callback endpoint where you want to receive subsequent events
CallLocator serverCallLocator =  new ServerCallLocator("<ServerCallId>");
ConnectCallResult response = client.connectCall(serverCallLocator, callbackUri).block();

const callbackUri = "https://<myendpoint>/Events"; // the callback endpoint where you want to receive subsequent events 
const serverCallLocator = { kind: "serverCallLocator", id: "<serverCallId>" };
const response = await client.connectCall(serverCallLocator, callbackUri);

callback_uri = "https://<myendpoint>/Events"  # the callback endpoint where you want to receive subsequent events
server_call_locator = ServerCallLocator("<server_call_id>")
call_connection_properties = client.connect_call(call_locator=server_call_locator, callback_url=callback_uri)

Uri callbackUri = new Uri("https://<myendpoint>/Events"); //the callback endpoint where you want to receive subsequent events
CallLocator roomCallLocator = new RoomCallLocator("<RoomId>");
ConnectCallResult response = await client.ConnectCallAsync(roomCallLocator, callbackUri);

String callbackUri = "https://<myendpoint>/Events"; //the callback endpoint where you want to receive subsequent events
CallLocator roomCallLocator =  new RoomCallLocator("<RoomId>");
ConnectCallResult response = client.connectCall(roomCallLocator, callbackUri).block();

const roomCallLocator = { kind: "roomCallLocator", id: "<RoomId>" };
const callbackUri = "https://<myendpoint>/Events"; // the callback endpoint where you want to receive subsequent events 
const response = await client.connectCall(roomCallLocator, callbackUri);

callback_uri = "https://<myendpoint>/Events"  # the callback endpoint where you want to receive subsequent events
room_call_locator = RoomCallLocator("<room_id>")
call_connection_properties = client.connect_call(call_locator=room_call_locator, callback_url=callback_uri)

string incomingCallContext = "<IncomingCallContext_From_IncomingCall_Event>"; 
Uri callBackUri = new Uri("https://<myendpoint_where_I_want_to_receive_callback_events"); 

var answerCallOptions = new AnswerCallOptions(incomingCallContext, callBackUri);  
AnswerCallResult answerResponse = await client.AnswerCallAsync(answerCallOptions);
CallConnection callConnection = answerResponse.CallConnection; 

String incomingCallContext = "<IncomingCallContext_From_IncomingCall_Event>";
String callbackUri = "https://<myendpoint>/Events"; 
 
AnswerCallOptions answerCallOptions = new AnswerCallOptions(incomingCallContext, callbackUri); 
Response<AnswerCallResult> response = client.answerCallWithResponse(answerCallOptions).block(); 

const incomingCallContext = "<IncomingCallContext_From_IncomingCall_Event>";
const callbackUri = "https://<myendpoint>/Events";

const { callConnection } = await client.answerCall(incomingCallContext, callbackUri);

incoming_call_context = "<IncomingCallContext_From_IncomingCall_Event>"
callback_uri = "https://<myendpoint>/Events"  # the callback endpoint where you want to receive subsequent events
call_connection_properties = client.answer_call(
    incoming_call_context=incoming_call_context, callback_url=callback_uri
)

string incomingCallContext = "<IncomingCallContext_From_IncomingCall_Event>"; 
var rejectOption = new RejectCallOptions(incomingCallContext); 
rejectOption.CallRejectReason = CallRejectReason.Forbidden; 
_ = await client.RejectCallAsync(rejectOption); 

String incomingCallContext = "<IncomingCallContext_From_IncomingCall_Event>";  
RejectCallOptions rejectCallOptions = new RejectCallOptions(incomingCallContext) 
        .setCallRejectReason(CallRejectReason.BUSY); 
Response<Void> response = client.rejectCallWithResponse(rejectCallOptions).block(); 

const incomingCallContext = "<IncomingCallContext_From_IncomingCall_Event>";
const rejectOptions = {
    callRejectReason: KnownCallRejectReason.Forbidden,
};
await client.rejectCall(incomingCallContext, rejectOptions);

incoming_call_context = "<IncomingCallContext_From_IncomingCall_Event>"
client.reject_call(
    incoming_call_context=incoming_call_context,
    call_reject_reason=CallRejectReason.FORBIDDEN,
)

string incomingCallContext = "<IncomingCallContext_From_IncomingCall_Event>"; 
var target = new CallInvite(new CommunicationUserIdentifier("<user_id_of_target>")); //user id looks like 8:a1b1c1-... 
_ = await client.RedirectCallAsync(incomingCallContext, target); 

String incomingCallContext = "<IncomingCallContext_From_IncomingCall_Event>"; 
CallInvite target = new CallInvite(new CommunicationUserIdentifier("<user_id_of_target>")); //user id looks like 8:a1b1c1-... 
RedirectCallOptions redirectCallOptions = new RedirectCallOptions(incomingCallContext, target); 
Response<Void> response = client.redirectCallWithResponse(redirectCallOptions).block();

const incomingCallContext = "<IncomingCallContext_From_IncomingCall_Event>";
const target = { targetParticipant: { communicationUserId: "<user_id_of_target>" } }; //user id looks like 8:a1b1c1-...
await client.redirectCall(incomingCallContext, target);

incoming_call_context = "<IncomingCallContext_From_IncomingCall_Event>"
call_invite = CallInvite(
    CommunicationUserIdentifier("<user_id_of_target>")
  )  # user id looks like 8:a1b1c1-...
client.redirect_call(
    incoming_call_context=incoming_call_context, target_participant=call_invite
)

var callerIdNumber = new PhoneNumberIdentifier("+16044561234"); // This is the Azure Communication Services provisioned phone number for the caller
var target = new CallInvite(new PhoneNumberIdentifier("+16041234567"), callerIdNumber);

PhoneNumberIdentifier callerIdNumber = new PhoneNumberIdentifier("+16044561234"); // This is the Azure Communication Services provisioned phone number for the caller
CallInvite target = new CallInvite(new PhoneNumberIdentifier("+18001234567"), callerIdNumber);

const callerIdNumber = { phoneNumber: "+16044561234" };
const target = {
    targetParticipant: { phoneNumber: "+16041234567" }, 
    sourceCallIdNumber: callerIdNumber,
};

caller_id_number = PhoneNumberIdentifier(
    "+18888888888"
)  # This is the Azure Communication Services provisioned phone number for the caller
call_invite = CallInvite(
    target=PhoneNumberIdentifier("+16471234567"),
    source_caller_id_number=caller_id_number,
)

var transferDestination = new CommunicationUserIdentifier("<user_id>"); 
var transferOption = new TransferToParticipantOptions(transferDestination) {
    OperationContext = "<Your_context>",
    OperationCallbackUri = new Uri("<uri_endpoint>") // Sending event to a non-default endpoint.
};
// adding customCallingContext
transferOption.CustomCallingContext.AddVoip("customVoipHeader1", "customVoipHeaderValue1");
transferOption.CustomCallingContext.AddVoip("customVoipHeader2", "customVoipHeaderValue2");

TransferCallToParticipantResult result = await callConnection.TransferCallToParticipantAsync(transferOption);

CommunicationIdentifier transferDestination = new CommunicationUserIdentifier("<user_id>");
TransferCallToParticipantOptions options = new TransferCallToParticipantOptions(transferDestination)
                .setOperationContext("<operation_context>")
                .setOperationCallbackUrl("<url_endpoint>"); // Sending event to a non-default endpoint.
// set customCallingContext
options.getCustomCallingContext().addVoip("voipHeaderName", "voipHeaderValue");

Response<TransferCallResult> transferResponse = callConnectionAsync.transferToParticipantCallWithResponse(options).block();

const transferDestination = { communicationUserId: "<user_id>" };
const options = { operationContext: "<Your_context>", operationCallbackUrl: "<url_endpoint>" };
// adding customCallingContext
const customCallingContext: CustomCallingContext = [];
customCallingContext.push({ kind: "voip", key: "customVoipHeader1", value: "customVoipHeaderValue1" })
options.customCallingContext = customCallingContext;

const result = await callConnection.transferCallToParticipant(transferDestination, options);

transfer_destination = CommunicationUserIdentifier("<user_id>")
call_connection_client = call_automation_client.get_call_connection("<call_connection_id_from_ongoing_call>")
# set custom context
voip_headers = {"customVoipHeader1", "customVoipHeaderValue1"}

result = call_connection_client.transfer_call_to_participant(
    target_participant=transfer_destination,
    voip_headers=voip_headers,
    opration_context="Your context",
    operationCallbackUrl="<url_endpoint>"
)

// Transfer User
var transferDestination = new CommunicationUserIdentifier("<user_id>");
var transferee = new CommunicationUserIdentifier("<transferee_user_id>"); 
var transferOption = new TransferToParticipantOptions(transferDestination);
transferOption.Transferee = transferee;

// adding customCallingContext
transferOption.CustomCallingContext.AddVoip("customVoipHeader1", "customVoipHeaderValue1");
transferOption.CustomCallingContext.AddVoip("customVoipHeader2", "customVoipHeaderValue2");

transferOption.OperationContext = "<Your_context>";
transferOption.OperationCallbackUri = new Uri("<uri_endpoint>");
TransferCallToParticipantResult result = await callConnection.TransferCallToParticipantAsync(transferOption);

// Transfer PSTN User
var transferDestination = new PhoneNumberIdentifier("<target_phoneNumber>");
var transferee = new PhoneNumberIdentifier("<transferee_phoneNumber>"); 
var transferOption = new TransferToParticipantOptions(transferDestination);
transferOption.Transferee = transferee;

// adding customCallingContext
transferOption.CustomCallingContext.AddSipUui("uuivalue");
transferOption.CustomCallingContext.AddSipX("header1", "headerValue");

transferOption.OperationContext = "<Your_context>";

// Sending event to a non-default endpoint.
transferOption.OperationCallbackUri = new Uri("<uri_endpoint>");

TransferCallToParticipantResult result = await callConnection.TransferCallToParticipantAsync(transferOption);

// Transfer User
CommunicationIdentifier transferDestination = new CommunicationUserIdentifier("<user_id>");
CommunicationIdentifier transferee = new CommunicationUserIdentifier("<transferee_user_id>"); 
TransferCallToParticipantOptions options = new TransferCallToParticipantOptions(transferDestination);
options.setTransferee(transferee);
options.setOperationContext("<Your_context>");
options.setOperationCallbackUrl("<url_endpoint>");

// set customCallingContext
options.getCustomCallingContext().addVoip("voipHeaderName", "voipHeaderValue");

Response<TransferCallResult> transferResponse = callConnectionAsync.transferToParticipantCallWithResponse(options).block();

// Transfer Pstn User
CommunicationIdentifier transferDestination = new PhoneNumberIdentifier("<taget_phoneNumber>");
CommunicationIdentifier transferee = new PhoneNumberIdentifier("<transferee_phoneNumber>"); 
TransferCallToParticipantOptions options = new TransferCallToParticipantOptions(transferDestination);
options.setTransferee(transferee);
options.setOperationContext("<Your_context>");
options.setOperationCallbackUrl("<url_endpoint>");

// set customCallingContext
options.getCustomCallingContext().addSipUui("UUIvalue");
options.getCustomCallingContext().addSipX("sipHeaderName", "value");

Response<TransferCallResult> transferResponse = callConnectionAsync.transferToParticipantCallWithResponse(options).block();

// Transfer User
const transferDestination = { communicationUserId: "<user_id>" };
const transferee = { communicationUserId: "<transferee_user_id>" };
const options = { transferee: transferee, operationContext: "<Your_context>", operationCallbackUrl: "<url_endpoint>" };

// adding customCallingContext
const customCallingContext: CustomCallingContext = [];
customContext.push({ kind: "voip", key: "customVoipHeader1", value: "customVoipHeaderValue1" })
options.customCallingContext = customCallingContext;

const result = await callConnection.transferCallToParticipant(transferDestination, options);

// Transfer pstn User
const transferDestination = { phoneNumber: "<taget_phoneNumber>" };
const transferee = { phoneNumber: "<transferee_phoneNumber>" };
const options = { transferee: transferee, operationContext: "<Your_context>", operationCallbackUrl: "<url_endpoint>" };

// adding customCallingContext
const customCallingContext: CustomCallingContext = [];
customContext.push({ kind: "sipuui", key: "", value: "uuivalue" });
customContext.push({ kind: "sipx", key: "headerName", value: "headerValue" })
options.customCallingContext = customCallingContext;

const result = await callConnection.transferCallToParticipant(transferDestination, options);

# Transfer to user
transfer_destination = CommunicationUserIdentifier("<user_id>")
transferee = CommnunicationUserIdentifer("transferee_user_id")
call_connection_client = call_automation_client.get_call_connection("<call_connection_id_from_ongoing_call>")

# create custom context
voip_headers = {"customVoipHeader1", "customVoipHeaderValue1"}

result = call_connection_client.transfer_call_to_participant(
    target_participant=transfer_destination,
    transferee=transferee,
    voip_headers=voip_headers,
    opration_context="Your context",
    operationCallbackUrl="<url_endpoint>"
)

# Transfer to PSTN user
transfer_destination = PhoneNumberIdentifer("<target_phoneNumber>")
transferee = PhoneNumberIdentifer("transferee_phoneNumber")

# create custom context
sip_headers={}
sip_headers.add("X-MS-Custom-headerName", "headerValue")
sip_headers.add("User-To-User","uuivale")

call_connection_client = call_automation_client.get_call_connection("<call_connection_id_from_ongoing_call>")
result = call_connection_client.transfer_call_to_participant(
    target_participant=transfer_destination,
    transferee=transferee,
    sip_headers=sip_headers,
    opration_context="Your context",
    operationCallbackUrl="<url_endpoint>"
)

// Add user
var addThisPerson = new CallInvite(new CommunicationUserIdentifier("<user_id>"));
// add custom calling context
addThisPerson.CustomCallingContext.AddVoip("myHeader", "myValue");
AddParticipantsResult result = await callConnection.AddParticipantAsync(addThisPerson);

// Add PSTN user
var callerIdNumber = new PhoneNumberIdentifier("+16044561234"); // This is the Azure Communication Services provisioned phone number for the caller
var addThisPerson = new CallInvite(new PhoneNumberIdentifier("+16041234567"), callerIdNumber);
// add custom calling context
addThisPerson.CustomCallingContext.AddSipUui("value");
addThisPerson.CustomCallingContext.AddSipX("header1", "customSipHeaderValue1");

// Use option bag to set optional parameters
var addParticipantOptions = new AddParticipantOptions(new CallInvite(addThisPerson))
{
    InvitationTimeoutInSeconds = 60,
    OperationContext = "operationContext",
    OperationCallbackUri = new Uri("uri_endpoint"); // Sending event to a non-default endpoint.
};

AddParticipantsResult result = await callConnection.AddParticipantAsync(addParticipantOptions); 

// Add user
CallInvite callInvite = new CallInvite(new CommunicationUserIdentifier("<user_id>"));
// add custom calling context
callInvite.getCustomCallingContext().addVoip("voipHeaderName", "voipHeaderValue");
AddParticipantOptions addParticipantOptions = new AddParticipantOptions(callInvite)
                .setOperationContext("<operation_context>")
                .setOperationCallbackUrl("<url_endpoint>");
Response<AddParticipantResult> addParticipantResultResponse = callConnectionAsync.addParticipantWithResponse(addParticipantOptions).block();

// Add PSTN user
PhoneNumberIdentifier callerIdNumber = new PhoneNumberIdentifier("+16044561234"); // This is the Azure Communication Services provisioned phone number for the caller
CallInvite callInvite = new CallInvite(new PhoneNumberIdentifier("+16041234567"), callerIdNumber);
// add custom calling context
callInvite.getCustomCallingContext().addSipUui("value");
callInvite.getCustomCallingContext().addSipX("header1", "customSipHeaderValue1");
AddParticipantOptions addParticipantOptions = new AddParticipantOptions(callInvite)
                .setOperationContext("<operation_context>")
                .setOperationCallbackUrl("<url_endpoint>");
Response<AddParticipantResult> addParticipantResultResponse = callConnectionAsync.addParticipantWithResponse(addParticipantOptions).block();

// Add user
// add custom calling context
const customCallingContext: CustomCallingContext = [];
customContext.push({ kind: "voip", key: "voipHeaderName", value: "voipHeaderValue" })

const addThisPerson = {
    targetParticipant: { communicationUserId: "<acs_user_id>" },
    customCallingContext: customCallingContext,
};
const addParticipantResult = await callConnection.addParticipant(addThisPerson, {
            operationCallbackUrl: "<url_endpoint>",
            operationContext: "<operation_context>"
});

// Add PSTN user
const callerIdNumber = { phoneNumber: "+16044561234" }; // This is the Azure Communication Services provisioned phone number for the caller
// add custom calling context
const customCallingContext: CustomCallingContext = [];
customContext.push({ kind: "sipuui", key: "", value: "value" });
customContext.push({ kind: "sipx", key: "headerName", value: "headerValue" })
const addThisPerson = {
    targetParticipant: { phoneNumber: "+16041234567" }, 
    sourceCallIdNumber: callerIdNumber,
    customCallingContext: customCallingContext,
};
const addParticipantResult = await callConnection.addParticipant(addThisPerson, {
            operationCallbackUrl: "<url_endpoint>",
            operationContext: "<operation_context>"
});

# Add user
voip_headers = {"voipHeaderName", "voipHeaderValue"}
target = CommunicationUserIdentifier("<acs_user_id>")

call_connection_client = call_automation_client.get_call_connection(
    "<call_connection_id_from_ongoing_call>"
)
result = call_connection_client.add_participant(
    target,
    voip_headers=voip_headers,
    opration_context="Your context",
    operationCallbackUrl="<url_endpoint>"
)

# Add PSTN user
caller_id_number = PhoneNumberIdentifier(
    "+18888888888"
) # This is the Azure Communication Services provisioned phone number for the caller
sip_headers = {}
sip_headers["User-To-User"] = "value"
sip_headers["X-MS-Custom-headerName"] = "headerValue"
target = PhoneNumberIdentifier("+18008008800"),

call_connection_client = call_automation_client.get_call_connection(
    "<call_connection_id_from_ongoing_call>"
)
result = call_connection_client.add_participant(
    target,
    sip_headers=sip_headers,
    opration_context="Your context",
    operationCallbackUrl="<url_endpoint>",
    source_caller_id_number=caller_id_number
)

// add a participant
var addThisPerson = new CallInvite(new CommunicationUserIdentifier("<user_id>"));
var addParticipantResponse = await callConnection.AddParticipantAsync(addThisPerson);

// cancel the request with optional parameters
var cancelAddParticipantOperationOptions = new CancelAddParticipantOperationOptions(addParticipantResponse.Value.InvitationId)
{
    OperationContext = "operationContext",
    OperationCallbackUri = new Uri("uri_endpoint"); // Sending event to a non-default endpoint.
}
await callConnection.CancelAddParticipantOperationAsync(cancelAddParticipantOperationOptions);

// Add user
CallInvite callInvite = new CallInvite(new CommunicationUserIdentifier("<user_id>"));
AddParticipantOperationOptions addParticipantOperationOptions = new AddParticipantOptions(callInvite);
Response<AddParticipantResult> addParticipantOperationResultResponse = callConnectionAsync.addParticipantWithResponse(addParticipantOptions).block();

// cancel the request
CancelAddParticipantOperationOptions cancelAddParticipantOperationOptions = new CancelAddParticipantOperationOptions(addParticipantResultResponse.invitationId)
                .setOperationContext("<operation_context>")
                .setOperationCallbackUrl("<url_endpoint>");
callConnectionAsync.cancelAddParticipantOperationWithResponse(cancelAddParticipantOperationOptions).block();

// Add user
const addThisPerson = {
    targetParticipant: { communicationUserId: "<acs_user_id>" },
};
const { invitationId } = await callConnection.addParticipant(addThisPerson, {
            operationCallbackUrl: "<url_endpoint>",
            operationContext: "<operation_context>"
});

// cancel the request
await callConnection.cancelAddParticipantOperation(invitationId, {
            operationCallbackUrl: "<url_endpoint>",
            operationContext: "<operation_context>"
});

# Add user
target = CommunicationUserIdentifier("<acs_user_id>")

call_connection_client = call_automation_client.get_call_connection(
    "<call_connection_id_from_ongoing_call>"
)
result = call_connection_client.add_participant(target)

# cancel the request
call_connection_client.cancel_add_participant_operation(result.invitation_id, opration_context="Your context", operationCallbackUrl="<url_endpoint>")

var removeThisUser = new CommunicationUserIdentifier("<user_id>"); 

// remove a participant from the call with optional parameters
var removeParticipantOptions = new RemoveParticipantOptions(removeThisUser)
{
    OperationContext = "operationContext",
    OperationCallbackUri = new Uri("uri_endpoint"); // Sending event to a non-default endpoint.
}

RemoveParticipantsResult result = await callConnection.RemoveParticipantAsync(removeParticipantOptions);

CommunicationIdentifier removeThisUser = new CommunicationUserIdentifier("<user_id>");
RemoveParticipantOptions removeParticipantOptions = new RemoveParticipantOptions(removeThisUser)
                .setOperationContext("<operation_context>")
                .setOperationCallbackUrl("<url_endpoint>");
Response<RemoveParticipantResult> removeParticipantResultResponse = callConnectionAsync.removeParticipantWithResponse(removeParticipantOptions).block();

const removeThisUser = { communicationUserId: "<user_id>" };
const removeParticipantResult = await callConnection.removeParticipant(removeThisUser, {
            operationCallbackUrl: "<url_endpoint>",
            operationContext: "<operation_context>"
});

remove_this_user = CommunicationUserIdentifier("<user_id>")
call_connection_client = call_automation_client.get_call_connection(
    "<call_connection_id_from_ongoing_call>"
)
result = call_connection_client.remove_participant(remove_this_user, opration_context="Your context", operationCallbackUrl="<url_endpoint>")

_ = await callConnection.HangUpAsync(forEveryone: true); 

Response<Void> response = callConnectionAsync.hangUpWithResponse(true).block();

await callConnection.hangUp(true);

call_connection_client.hang_up(is_for_everyone=True)

CallParticipant participantInfo = await callConnection.GetParticipantAsync(new CommunicationUserIdentifier("<user_id>"));

CallParticipant participantInfo = callConnection.getParticipant(new CommunicationUserIdentifier("<user_id>")).block();

const participantInfo = await callConnection.getParticipant({ communicationUserId: "<user_id>" });

participant_info = call_connection_client.get_participant(
    CommunicationUserIdentifier("<user_id>")
)

List<CallParticipant> participantList = (await callConnection.GetParticipantsAsync()).Value.ToList(); 

List<CallParticipant> participantList = Objects.requireNonNull(callConnection.listParticipants().block()).getValues();

const participantList = await callConnection.listParticipants();

participant_list = call_connection_client.list_participants()

CallConnectionProperties callConnectionProperties = await callConnection.GetCallConnectionPropertiesAsync(); 

CallConnectionProperties callConnectionProperties = callConnection.getCallProperties().block(); 

const callConnectionProperties = await callConnection.getCallConnectionProperties();

call_connection_properties = call_connection_client.get_call_properties()