// Previously
[Carnival startEngine:@"Your_app_key"];

// Now
[[SailthruMobile new] startEngine:@"Your_app_key"];

// Previously
Carnival.startEngine("Your_app_key")

// Now
SailthruMobile().startEngine("Your_app_key")

// Previously
[CarnivalMessageStream setDelegate:self];

// Now
[[STMMessageStream new] setDelegate:self];

// Previously
CarnivalMessageStream.setDelegate(self)

// Now
STMMessageStream().setDelegate(self)

// Previously
CarnivalAttributes *attributes = [[CarnivalAttributes alloc] init];

CarnivalPurchaseItem *item = [[CarnivalPurchaseItem alloc] initWithQuantity:2 title:@"Made Up Object" price:1234 itemId:@"2345" itemUrl:itemUrl];

CarnivalPurchase *purchase = [[CarnivalPurchase alloc] initWithPurchaseItems:@[ item ]];


// Now
STMAttributes *attributes = [[STMAttributes alloc] init];

STMPurchaseItem *item = [[STMPurchaseItem alloc] initWithQuantity:2 title:@"Made Up Object" price:1234 itemId:@"2345" itemUrl:itemUrl];

STMPurchase *purchase = [[STMPurchase alloc] initWithPurchaseItems:@[ item ]];

// Previously
let attributes = CarnivalAttributes()

let item = CarnivalPurchaseItem(quantity: 2, title: "Made Up Object", price: 1234, itemId: "2345", itemUrl: url!)

// create purchase
let purchase = CarnivalPurchase(purchaseItems: [ item ])


// Now
let attributes = STMAttributes()

let item = STMPurchaseItem(quantity: 2, title: "Made Up Object", price: 1234, itemId: "2345", itemUrl: url!)

// create purchase
let purchase = STMPurchase(purchaseItems: [ item ])

// Previously
[CarnivalExtension startEngine:@"Your_app_key"];
CarnivalExtension *extension = [CarnivalExtension getInstanceForGroup:@"your.group.name"];

// Now
SailthruMobileExtension *extension = [[SailthruMobileExtension alloc] initWithAppKey:@"Your_app_key" groupName:@"your.group.name"];

// Previously
CarnivalExtension.startEngine("Your_app_key")
let extension = CarnivalExtension.getInstanceForGroup("your.group.name")

// Now
let extension = SailthruMobileExtension(appKey: "Your_app_key", groupName: "your.group.name")

// Previously
Carnival.startEngine("Your_app_key");

// Now
new SailthruMobile().startEngine("Your_app_key");

// Previously
Carnival.startEngine("Your_app_key")

// Now
SailthruMobile().startEngine("Your_app_key")

// Previously
Carnival.getMessages(new Carnival.MessagesHandler() {
    @Override
    public void onSuccess(ArrayList messages) {
        // Handle messages
    }
  
    @Override
    public void onFailure(Error error) {
        // Handle error
    }
});

// Now
new MessageStream().getMessages(new MessageStream.MessagesHandler() {
    @Override
    public void onSuccess(ArrayList messages) {
        // Handle messages
    }
  
    @Override
    public void onFailure(Error error) {
        // Handle error
    }
});

// Previously
Carnival.getMessages(object : Carnival.MessagesHandler {
    override fun onSuccess(messages: java.util.ArrayList?) {
        // Handle messages
    }

    override fun onFailure(error: java.lang.Error?) {
        // Handle error
    }
})

// Now
MessageStream().getMessages(object : MessageStream.MessagesHandler {
    override fun onSuccess(messages: ArrayList?) {
        // Handle messages
    }

    override fun onFailure(error: Error?) {
        // Handle error
    }
})

public void getUnreadMessageCount(MessageStream.MessageStreamHandler handler);

public void getMessages(MessageStream.MessagesHandler messagesHandler);

public void getMessage(String messageId, MessageStream.MessageStreamHandler messageHandler);

public void registerMessageImpression(ImpressionType type, Message message);

public void setMessageRead(Message message, MessageStream.MessagesReadHandler handler);

public void setMessagesRead(List messages, MessageStream.MessagesReadHandler handler);

public void deleteMessage(Message message, MessageStream.MessageDeletedHandler handler);

public void setOnInAppNotificationDisplayListener(MessageStream.OnInAppNotificationDisplayListener listener);

fun getUnreadMessageCount(handler: MessageStreamHandler<Int?>?)

fun getMessages(messagesHandler: MessagesHandler?)

fun getMessage(messageId: String?, messageHandler: MessageStreamHandler?)

fun registerMessageImpression(type: ImpressionType, message: Message?)

fun setMessageRead(message: Message?, handler: MessagesReadHandler?)

fun setMessagesRead(messages: List<Message?>?, handler: MessagesReadHandler?)

fun deleteMessage(message: Message?, handler: MessageDeletedHandler?)

fun setOnInAppNotificationDisplayListener(listener: OnInAppNotificationDisplayListener)