API Reference of GS2-Mission SDK for Game Engine

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    ).Me(
        gameSession: GameSession
    ).Complete(
        missionGroupName: "mission-group-0001"
    );
    var future = domain.BatchReceiveRewardsFuture(
        missionTaskNames: new List<string> {
            "mission-task-0001",
            "mission-task-0002",
        }
    );
    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->Mission->Namespace(
        "namespace-0001" // namespaceName
    )->Me(
        GameSession
    )->Complete(
        "mission-group-0001" // missionGroupName
    );
    const auto Future = Domain->BatchReceiveRewards(
        []
        {
            auto v = TOptional<TArray<FString>>();
            v->Add("mission-task-0001");
            v->Add("mission-task-0002");
            return v;
        }() // missionTaskNames
    );
    Future->StartSynchronousTask();
    if (Future->GetTask().IsError())
    {
        return false;
    }

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    ).Me(
        gameSession: GameSession
    ).Complete(
        missionGroupName: "mission-group-0001"
    );
    var future = domain.Model();
    yield return future;
    var item = future.Result;

    const auto Domain = Gs2->Mission->Namespace(
        "namespace-0001" // namespaceName
    )->Me(
        GameSession
    )->Complete(
        "mission-group-0001" // missionGroupName
    );
    const auto Future = Domain->Model();
    Future->StartSynchronousTask();
    if (Future->GetTask().IsError())
    {
        return false;
    }

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    ).Me(
        gameSession: GameSession
    ).Complete(
        missionGroupName: "mission-group-0001"
    );
    var future = domain.Model();
    yield return future;
    var item = future.Result;

    const auto Domain = Gs2->Mission->Namespace(
        "namespace-0001" // namespaceName
    )->Me(
        GameSession
    )->Complete(
        "mission-group-0001" // missionGroupName
    );
    
    // Start event handling
    const auto CallbackId = Domain->Subscribe(
        [](TSharedPtr<Gs2::Mission::Model::FComplete> value) {
            // Called when the value changes
            // The "value" is passed the value after the change.
        }
    );

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

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    ).Me(
        gameSession: GameSession
    );
    var it = domain.Completes(
    );
    List<EzComplete> items = new List<EzComplete>();
    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->Mission->Namespace(
        "namespace-0001" // namespaceName
    )->Me(
        GameSession
    );
    const auto It = Domain->Completes(
    );
    TArray<Gs2::UE5::Mission::Model::FEzCompletePtr> Result;
    for (auto Item : *It)
    {
        if (Item.IsError())
        {
            return false;
        }
        Result.Add(Item.Current());
    }

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    ).Me(
        gameSession: GameSession
    );
    var it = domain.Completes(
    );
    List<EzComplete> items = new List<EzComplete>();
    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->Mission->Namespace(
        "namespace-0001" // namespaceName
    )->Me(
        GameSession
    );
    
    // Start event handling
    const auto CallbackId = Domain->SubscribeCompletes(
        []() {
            // Called when an element of the list changes.
        }
    );

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

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    ).Me(
        gameSession: GameSession
    ).Complete(
        missionGroupName: "mission-group-0001"
    );
    var future = domain.ReceiveRewardsFuture(
        missionTaskName: "mission-task-0001"
    );
    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->Mission->Namespace(
        "namespace-0001" // namespaceName
    )->Me(
        GameSession
    )->Complete(
        "mission-group-0001" // missionGroupName
    );
    const auto Future = Domain->ReceiveRewards(
        "mission-task-0001" // missionTaskName
    );
    Future->StartSynchronousTask();
    if (Future->GetTask().IsError())
    {
        return false;
    }

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    ).Me(
        gameSession: GameSession
    ).Counter(
        counterName: "quest_complete"
    );
    var future = domain.Model();
    yield return future;
    var item = future.Result;

    const auto Domain = Gs2->Mission->Namespace(
        "namespace-0001" // namespaceName
    )->Me(
        GameSession
    )->Counter(
        "quest_complete" // counterName
    );
    const auto Future = Domain->Model();
    Future->StartSynchronousTask();
    if (Future->GetTask().IsError())
    {
        return false;
    }

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    ).Me(
        gameSession: GameSession
    ).Counter(
        counterName: "quest_complete"
    );
    var future = domain.Model();
    yield return future;
    var item = future.Result;

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

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

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    ).Me(
        gameSession: GameSession
    );
    var it = domain.Counters(
    );
    List<EzCounter> items = new List<EzCounter>();
    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->Mission->Namespace(
        "namespace-0001" // namespaceName
    )->Me(
        GameSession
    );
    const auto It = Domain->Counters(
    );
    TArray<Gs2::UE5::Mission::Model::FEzCounterPtr> Result;
    for (auto Item : *It)
    {
        if (Item.IsError())
        {
            return false;
        }
        Result.Add(Item.Current());
    }

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    ).Me(
        gameSession: GameSession
    );
    var it = domain.Counters(
    );
    List<EzCounter> items = new List<EzCounter>();
    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->Mission->Namespace(
        "namespace-0001" // namespaceName
    )->Me(
        GameSession
    );
    
    // Start event handling
    const auto CallbackId = Domain->SubscribeCounters(
        []() {
            // Called when an element of the list changes.
        }
    );

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

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    ).CounterModel(
        counterName: "counter-0001"
    );
    var future = domain.Model();
    yield return future;
    var item = future.Result;

    const auto Domain = Gs2->Mission->Namespace(
        "namespace-0001" // namespaceName
    )->CounterModel(
        "counter-0001" // counterName
    );
    const auto Future = Domain->Model();
    Future->StartSynchronousTask();
    if (Future->GetTask().IsError())
    {
        return false;
    }

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    ).CounterModel(
        counterName: "counter-0001"
    );
    var future = domain.Model();
    yield return future;
    var item = future.Result;

    const auto Domain = Gs2->Mission->Namespace(
        "namespace-0001" // namespaceName
    )->CounterModel(
        "counter-0001" // counterName
    );
    
    // Start event handling
    const auto CallbackId = Domain->Subscribe(
        [](TSharedPtr<Gs2::Mission::Model::FCounterModel> value) {
            // Called when the value changes
            // The "value" is passed the value after the change.
        }
    );

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

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    );
    var it = domain.CounterModels(
    );
    List<EzCounterModel> items = new List<EzCounterModel>();
    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->Mission->Namespace(
        "namespace-0001" // namespaceName
    );
    const auto It = Domain->CounterModels(
    );
    TArray<Gs2::UE5::Mission::Model::FEzCounterModelPtr> Result;
    for (auto Item : *It)
    {
        if (Item.IsError())
        {
            return false;
        }
        Result.Add(Item.Current());
    }

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    );
    var it = domain.CounterModels(
    );
    List<EzCounterModel> items = new List<EzCounterModel>();
    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->Mission->Namespace(
        "namespace-0001" // namespaceName
    );
    
    // Start event handling
    const auto CallbackId = Domain->SubscribeCounterModels(
        []() {
            // Called when an element of the list changes.
        }
    );

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

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    ).MissionGroupModel(
        missionGroupName: "mission-group-0001"
    );
    var future = domain.Model();
    yield return future;
    var item = future.Result;

    const auto Domain = Gs2->Mission->Namespace(
        "namespace-0001" // namespaceName
    )->MissionGroupModel(
        "mission-group-0001" // missionGroupName
    );
    const auto Future = Domain->Model();
    Future->StartSynchronousTask();
    if (Future->GetTask().IsError())
    {
        return false;
    }

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    ).MissionGroupModel(
        missionGroupName: "mission-group-0001"
    );
    var future = domain.Model();
    yield return future;
    var item = future.Result;

    const auto Domain = Gs2->Mission->Namespace(
        "namespace-0001" // namespaceName
    )->MissionGroupModel(
        "mission-group-0001" // missionGroupName
    );
    
    // Start event handling
    const auto CallbackId = Domain->Subscribe(
        [](TSharedPtr<Gs2::Mission::Model::FMissionGroupModel> value) {
            // Called when the value changes
            // The "value" is passed the value after the change.
        }
    );

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

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    );
    var it = domain.MissionGroupModels(
    );
    List<EzMissionGroupModel> items = new List<EzMissionGroupModel>();
    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->Mission->Namespace(
        "namespace-0001" // namespaceName
    );
    const auto It = Domain->MissionGroupModels(
    );
    TArray<Gs2::UE5::Mission::Model::FEzMissionGroupModelPtr> Result;
    for (auto Item : *It)
    {
        if (Item.IsError())
        {
            return false;
        }
        Result.Add(Item.Current());
    }

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    );
    var it = domain.MissionGroupModels(
    );
    List<EzMissionGroupModel> items = new List<EzMissionGroupModel>();
    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->Mission->Namespace(
        "namespace-0001" // namespaceName
    );
    
    // Start event handling
    const auto CallbackId = Domain->SubscribeMissionGroupModels(
        []() {
            // Called when an element of the list changes.
        }
    );

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

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    ).MissionGroupModel(
        missionGroupName: "mission-group-0001"
    ).MissionTaskModel(
        missionTaskName: "mission-task-0001"
    );
    var future = domain.Model();
    yield return future;
    var item = future.Result;

    const auto Domain = Gs2->Mission->Namespace(
        "namespace-0001" // namespaceName
    )->MissionGroupModel(
        "mission-group-0001" // missionGroupName
    )->MissionTaskModel(
        "mission-task-0001" // missionTaskName
    );
    const auto Future = Domain->Model();
    Future->StartSynchronousTask();
    if (Future->GetTask().IsError())
    {
        return false;
    }

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    ).MissionGroupModel(
        missionGroupName: "mission-group-0001"
    ).MissionTaskModel(
        missionTaskName: "mission-task-0001"
    );
    var future = domain.Model();
    yield return future;
    var item = future.Result;

    const auto Domain = Gs2->Mission->Namespace(
        "namespace-0001" // namespaceName
    )->MissionGroupModel(
        "mission-group-0001" // missionGroupName
    )->MissionTaskModel(
        "mission-task-0001" // missionTaskName
    );
    
    // Start event handling
    const auto CallbackId = Domain->Subscribe(
        [](TSharedPtr<Gs2::Mission::Model::FMissionTaskModel> value) {
            // Called when the value changes
            // The "value" is passed the value after the change.
        }
    );

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

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    ).MissionGroupModel(
        missionGroupName: "mission-group-0001"
    );
    var it = domain.MissionTaskModels(
    );
    List<EzMissionTaskModel> items = new List<EzMissionTaskModel>();
    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->Mission->Namespace(
        "namespace-0001" // namespaceName
    )->MissionGroupModel(
        "mission-group-0001" // missionGroupName
    );
    const auto It = Domain->MissionTaskModels(
    );
    TArray<Gs2::UE5::Mission::Model::FEzMissionTaskModelPtr> Result;
    for (auto Item : *It)
    {
        if (Item.IsError())
        {
            return false;
        }
        Result.Add(Item.Current());
    }

    var domain = gs2.Mission.Namespace(
        namespaceName: "namespace-0001"
    ).MissionGroupModel(
        missionGroupName: "mission-group-0001"
    );
    var it = domain.MissionTaskModels(
    );
    List<EzMissionTaskModel> items = new List<EzMissionTaskModel>();
    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->Mission->Namespace(
        "namespace-0001" // namespaceName
    )->MissionGroupModel(
        "mission-group-0001" // missionGroupName
    );
    
    // Start event handling
    const auto CallbackId = Domain->SubscribeMissionTaskModels(
        []() {
            // Called when an element of the list changes.
        }
    );

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

    gs2.Mission.OnCompleteNotification += notification =>
    {
        var namespaceName = notification.NamespaceName;
        var groupName = notification.GroupName;
        var userId = notification.UserId;
        var taskName = notification.TaskName;
    };

    Gs2->Mission->OnCompleteNotification().AddLambda([](const auto Notification)
    {
        const auto NamespaceName = Notification->NamespaceNameValue;
        const auto GroupName = Notification->GroupNameValue;
        const auto UserId = Notification->UserIdValue;
        const auto TaskName = Notification->TaskNameValue;
    });