ChatEngine

@objc(ZDKChatEngine)
public final class ChatEngine : NSObject, Engine, Loggable, NotificationCenterObserver
extension ChatEngine: MessagingAPI.Observable

ChatEngine is the access point for the UI of the Chat SDK. It is the ChatEngine.

Engine properties

  • id

    Product Identifier

    Declaration

    Swift

    @objc
public let id: String

  • Information describing the Engine

    Declaration

    Swift

    public let transferOptionDescription: TransferOptionDescription

  • Declaration

    Swift

    public var onUpdate: ([ObservableIdentifier : (Update) -> Void])

  • Allows the Messaging SDK to see if there’s a conversation on-going.

    Declaration

    Swift

    @objc
public func isConversationOngoing(_ completion: @escaping (Bool) -> Void)

  • Initialize the ChatEngine

    Throws

    ChatError.chatIsNotInitialized error, if Chat was not previously initialized

    Declaration

    Swift

    @objc
public static func engine() throws -> ChatEngine

  • This method is called when the end-user omits an event. The Chat engine will then decide how to handle this event.

    Warning

    This method needs to be exposed for the MessagingSDK, and should not be invoked by integrators

    Declaration

    Swift

    public func onEvent(_ event: Event)

    Parameters

    event

    An event that is emitted by an end-user action.

Chat life-cycle

  • Notifies the engine to start taking over the support process.

    Declaration

    Swift

    public func start(messagingAPI: MessagingAPIProtocol)

  • MessagingSDK calls this when the current session ends.

    Declaration

    Swift

    public func stop()

Observe Chat

  • Allows Messaging SDK to listen to updates emitted bytthe Chat Engine

    Warning

    This method needs to be exposed for the MessagingSDK to work as expected, and should not be invoked by integrators. Be careful not to call cancel() on the ObservationToken associated with this subscription.

    Declaration

    Swift

    public func observeUpdates(_ completion: @escaping (Update) -> Void) -> MessagingAPI.ObservationToken

    Parameters

    completion

    Block that is invoked everytime there is an update from the engine.

    Return Value

    An ObservationToken that can cancel the subscription to the Engine UpdateEvents.