API Reference of GS2-Exchange SDK for Game Engine

    var domain = gs2.Exchange.Namespace(
        namespaceName: "namespace-0001"
    ).Me(
        gameSession: GameSession
    ).Await(
        awaitName: "await-0001"
    );
    var future = domain.AcquireFuture(
    );
    yield return future;
    if (future.Error != null)
    {
        onError.Invoke(future.Error, null);
        yield break;
    }
    // New Experience ではスタンプシートはSDKレベルで自動的に実行されます。
    // エラーが発生すると TransactionException がスローされます。
    // TransactionException::Retry() でリトライが可能です。
    // In New Experience, stamp sheets are automatically executed at the SDK level.
    // If an error occurs, a TransactionException is thrown.
    // you can retry with TransactionException::Retry().

    const auto Domain = Gs2->Exchange->Namespace(
        "namespace-0001" // namespaceName
    )->Me(
        GameSession
    )->Await(
        "await-0001" // awaitName
    );
    const auto Future = Domain->Acquire(
    );
    Future->StartSynchronousTask();
    if (Future->GetTask().IsError())
    {
        return false;
    }

    var domain = gs2.Exchange.Namespace(
        namespaceName: "namespace-0001"
    ).Me(
        gameSession: GameSession
    ).Await(
        awaitName: "await-0001"
    );
    var future = domain.DeleteAwaitFuture(
    );
    yield return future;
    if (future.Error != null)
    {
        onError.Invoke(future.Error, null);
        yield break;
    }

    const auto Domain = Gs2->Exchange->Namespace(
        "namespace-0001" // namespaceName
    )->Me(
        GameSession
    )->Await(
        "await-0001" // awaitName
    );
    const auto Future = Domain->DeleteAwait(
    );
    Future->StartSynchronousTask();
    if (Future->GetTask().IsError())
    {
        return false;
    }
    const auto Result = Future->GetTask().Result();

    var domain = gs2.Exchange.Namespace(
        namespaceName: "namespace-0001"
    ).Me(
        gameSession: GameSession
    ).Await(
        awaitName: "await-0001"
    );
    var future = domain.Model();
    yield return future;
    var item = future.Result;

    const auto Domain = Gs2->Exchange->Namespace(
        "namespace-0001" // namespaceName
    )->Me(
        GameSession
    )->Await(
        "await-0001" // awaitName
    );
    const auto Future = Domain->Model();
    Future->StartSynchronousTask();
    if (Future->GetTask().IsError())
    {
        return false;
    }

    var domain = gs2.Exchange.Namespace(
        namespaceName: "namespace-0001"
    ).Me(
        gameSession: GameSession
    ).Await(
        awaitName: "await-0001"
    );
    var future = domain.Model();
    yield return future;
    var item = future.Result;

    const auto Domain = Gs2->Exchange->Namespace(
        "namespace-0001" // namespaceName
    )->Me(
        GameSession
    )->Await(
        "await-0001" // awaitName
    );
    
    // Start event handling
    const auto CallbackId = Domain->Subscribe(
        [](TSharedPtr<Gs2::Exchange::Model::FAwait> value) {
            // Called when the value changes
            // The "value" is passed the value after the change.
        }
    );

    // Stop event handling
    Domain->Unsubscribe(CallbackId);

    var domain = gs2.Exchange.Namespace(
        namespaceName: "namespace-0001"
    ).Me(
        gameSession: GameSession
    );
    var it = domain.Awaits(
        rateName: "material_n_to_r"
    );
    List<EzAwait> items = new List<EzAwait>();
    while (it.HasNext())
    {
        yield return it.Next();
        if (it.Error != null)
        {
            onError.Invoke(it.Error, null);
            break;
        }
        if (it.Current != null)
        {
            items.Add(it.Current);
        }
        else
        {
            break;
        }
    }

    const auto Domain = Gs2->Exchange->Namespace(
        "namespace-0001" // namespaceName
    )->Me(
        GameSession
    );
    const auto It = Domain->Awaits(
        "material_n_to_r" // rateName
    );
    TArray<Gs2::UE5::Exchange::Model::FEzAwaitPtr> Result;
    for (auto Item : *It)
    {
        if (Item.IsError())
        {
            return false;
        }
        Result.Add(Item.Current());
    }

    var domain = gs2.Exchange.Namespace(
        namespaceName: "namespace-0001"
    ).Me(
        gameSession: GameSession
    );
    var it = domain.Awaits(
        rateName: "material_n_to_r"
    );
    List<EzAwait> items = new List<EzAwait>();
    while (it.HasNext())
    {
        yield return it.Next();
        if (it.Error != null)
        {
            onError.Invoke(it.Error, null);
            break;
        }
        if (it.Current != null)
        {
            items.Add(it.Current);
        }
        else
        {
            break;
        }
    }

    const auto Domain = Gs2->Exchange->Namespace(
        "namespace-0001" // namespaceName
    )->Me(
        GameSession
    );
    
    // Start event handling
    const auto CallbackId = Domain->SubscribeAwaits(
        []() {
            // Called when an element of the list changes.
        }
    );

    // Stop event handling
    Domain->UnsubscribeAwaits(CallbackId);

    var domain = gs2.Exchange.Namespace(
        namespaceName: "namespace-0001"
    ).RateModel(
        rateName: "character-level"
    );
    var future = domain.Model();
    yield return future;
    var item = future.Result;

    const auto Domain = Gs2->Exchange->Namespace(
        "namespace-0001" // namespaceName
    )->RateModel(
        "character-level" // rateName
    );
    const auto Future = Domain->Model();
    Future->StartSynchronousTask();
    if (Future->GetTask().IsError())
    {
        return false;
    }

    var domain = gs2.Exchange.Namespace(
        namespaceName: "namespace-0001"
    ).RateModel(
        rateName: "character-level"
    );
    var future = domain.Model();
    yield return future;
    var item = future.Result;

    const auto Domain = Gs2->Exchange->Namespace(
        "namespace-0001" // namespaceName
    )->RateModel(
        "character-level" // rateName
    );
    
    // Start event handling
    const auto CallbackId = Domain->Subscribe(
        [](TSharedPtr<Gs2::Exchange::Model::FRateModel> value) {
            // Called when the value changes
            // The "value" is passed the value after the change.
        }
    );

    // Stop event handling
    Domain->Unsubscribe(CallbackId);

    var domain = gs2.Exchange.Namespace(
        namespaceName: "namespace-0001"
    );
    var it = domain.RateModels(
    );
    List<EzRateModel> items = new List<EzRateModel>();
    while (it.HasNext())
    {
        yield return it.Next();
        if (it.Error != null)
        {
            onError.Invoke(it.Error, null);
            break;
        }
        if (it.Current != null)
        {
            items.Add(it.Current);
        }
        else
        {
            break;
        }
    }

    const auto Domain = Gs2->Exchange->Namespace(
        "namespace-0001" // namespaceName
    );
    const auto It = Domain->RateModels(
    );
    TArray<Gs2::UE5::Exchange::Model::FEzRateModelPtr> Result;
    for (auto Item : *It)
    {
        if (Item.IsError())
        {
            return false;
        }
        Result.Add(Item.Current());
    }

    var domain = gs2.Exchange.Namespace(
        namespaceName: "namespace-0001"
    );
    var it = domain.RateModels(
    );
    List<EzRateModel> items = new List<EzRateModel>();
    while (it.HasNext())
    {
        yield return it.Next();
        if (it.Error != null)
        {
            onError.Invoke(it.Error, null);
            break;
        }
        if (it.Current != null)
        {
            items.Add(it.Current);
        }
        else
        {
            break;
        }
    }

    const auto Domain = Gs2->Exchange->Namespace(
        "namespace-0001" // namespaceName
    );
    
    // Start event handling
    const auto CallbackId = Domain->SubscribeRateModels(
        []() {
            // Called when an element of the list changes.
        }
    );

    // Stop event handling
    Domain->UnsubscribeRateModels(CallbackId);

    var domain = gs2.Exchange.Namespace(
        namespaceName: "namespace-0001"
    ).IncrementalRateModel(
        rateName: "character-level"
    );
    var future = domain.Model();
    yield return future;
    var item = future.Result;

    const auto Domain = Gs2->Exchange->Namespace(
        "namespace-0001" // namespaceName
    )->IncrementalRateModel(
        "character-level" // rateName
    );
    const auto Future = Domain->Model();
    Future->StartSynchronousTask();
    if (Future->GetTask().IsError())
    {
        return false;
    }

    var domain = gs2.Exchange.Namespace(
        namespaceName: "namespace-0001"
    ).IncrementalRateModel(
        rateName: "character-level"
    );
    var future = domain.Model();
    yield return future;
    var item = future.Result;

    const auto Domain = Gs2->Exchange->Namespace(
        "namespace-0001" // namespaceName
    )->IncrementalRateModel(
        "character-level" // rateName
    );
    
    // Start event handling
    const auto CallbackId = Domain->Subscribe(
        [](TSharedPtr<Gs2::Exchange::Model::FIncrementalRateModel> value) {
            // Called when the value changes
            // The "value" is passed the value after the change.
        }
    );

    // Stop event handling
    Domain->Unsubscribe(CallbackId);

    var domain = gs2.Exchange.Namespace(
        namespaceName: "namespace-0001"
    );
    var it = domain.IncrementalRateModels(
    );
    List<EzIncrementalRateModel> items = new List<EzIncrementalRateModel>();
    while (it.HasNext())
    {
        yield return it.Next();
        if (it.Error != null)
        {
            onError.Invoke(it.Error, null);
            break;
        }
        if (it.Current != null)
        {
            items.Add(it.Current);
        }
        else
        {
            break;
        }
    }

    const auto Domain = Gs2->Exchange->Namespace(
        "namespace-0001" // namespaceName
    );
    const auto It = Domain->IncrementalRateModels(
    );
    TArray<Gs2::UE5::Exchange::Model::FEzIncrementalRateModelPtr> Result;
    for (auto Item : *It)
    {
        if (Item.IsError())
        {
            return false;
        }
        Result.Add(Item.Current());
    }

    var domain = gs2.Exchange.Namespace(
        namespaceName: "namespace-0001"
    );
    var it = domain.IncrementalRateModels(
    );
    List<EzIncrementalRateModel> items = new List<EzIncrementalRateModel>();
    while (it.HasNext())
    {
        yield return it.Next();
        if (it.Error != null)
        {
            onError.Invoke(it.Error, null);
            break;
        }
        if (it.Current != null)
        {
            items.Add(it.Current);
        }
        else
        {
            break;
        }
    }

    const auto Domain = Gs2->Exchange->Namespace(
        "namespace-0001" // namespaceName
    );
    
    // Start event handling
    const auto CallbackId = Domain->SubscribeIncrementalRateModels(
        []() {
            // Called when an element of the list changes.
        }
    );

    // Stop event handling
    Domain->UnsubscribeIncrementalRateModels(CallbackId);

    var domain = gs2.Exchange.Namespace(
        namespaceName: "namespace-0001"
    ).Me(
        gameSession: GameSession
    ).Exchange(
    );
    var future = domain.ExchangeFuture(
        rateName: "rate-0001",
        count: 1,
        config: null
    );
    yield return future;
    if (future.Error != null)
    {
        onError.Invoke(future.Error, null);
        yield break;
    }
    // New Experience ではスタンプシートはSDKレベルで自動的に実行されます。
    // エラーが発生すると TransactionException がスローされます。
    // TransactionException::Retry() でリトライが可能です。
    // In New Experience, stamp sheets are automatically executed at the SDK level.
    // If an error occurs, a TransactionException is thrown.
    // you can retry with TransactionException::Retry().

    const auto Domain = Gs2->Exchange->Namespace(
        "namespace-0001" // namespaceName
    )->Me(
        GameSession
    )->Exchange(
    );
    const auto Future = Domain->Exchange(
        "rate-0001", // rateName
        1 // count
        // config
    );
    Future->StartSynchronousTask();
    if (Future->GetTask().IsError())
    {
        return false;
    }

    var domain = gs2.Exchange.Namespace(
        namespaceName: "namespace-0001"
    ).Me(
        gameSession: GameSession
    ).Exchange(
    );
    var future = domain.IncrementalExchangeFuture(
        rateName: "rate-0001",
        count: 1,
        config: null
    );
    yield return future;
    if (future.Error != null)
    {
        onError.Invoke(future.Error, null);
        yield break;
    }
    // New Experience ではスタンプシートはSDKレベルで自動的に実行されます。
    // エラーが発生すると TransactionException がスローされます。
    // TransactionException::Retry() でリトライが可能です。
    // In New Experience, stamp sheets are automatically executed at the SDK level.
    // If an error occurs, a TransactionException is thrown.
    // you can retry with TransactionException::Retry().

    const auto Domain = Gs2->Exchange->Namespace(
        "namespace-0001" // namespaceName
    )->Me(
        GameSession
    )->Exchange(
    );
    const auto Future = Domain->IncrementalExchange(
        "rate-0001", // rateName
        1 // count
        // config
    );
    Future->StartSynchronousTask();
    if (Future->GetTask().IsError())
    {
        return false;
    }