ApplePlatformBackgroundHttpManager.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
 
#include "BackgroundHttpManagerImpl.h"
#include "Interfaces/IBackgroundHttpRequest.h"
#include "IOS/ApplePlatformBackgroundHttpRequest.h"
 
typedef TWeakPtr<FApplePlatformBackgroundHttpRequest,ESPMode::ThreadSafe> FBackgroundHttpURLMappedRequestPtr;
 
DECLARE_DELEGATE(FIOSBackgroundHttpPostSessionWorkCallback);
 
class BACKGROUNDHTTP_API FApplePlatformBackgroundHttpManager
    : public FBackgroundHttpManagerImpl
{
public:
    FApplePlatformBackgroundHttpManager();
    virtual ~FApplePlatformBackgroundHttpManager();
 
    virtual void AddRequest(const FBackgroundHttpRequestPtr Request) override;
    virtual void RemoveRequest(const FBackgroundHttpRequestPtr Request) override;
    virtual void SetCellularPreference(int32 Value) override;
    virtual bool IsGenericImplementation() const override { return false; }
    virtual bool Tick(float DeltaTime) override;
 
private:
    TArray<FBackgroundHttpRequestPtr> PendingRemoveRequests;
    FRWLock PendingRemoveRequestLock;
    FDelegateHandle OnDownloadCompletedHandle;
    FDelegateHandle OnDownloadMetricsExtendedHandle;
    void OnDownloadCompleted(const uint64 DownloadId, const bool bSuccess);
    void OnDownloadMetricsExtended(const uint64 DownloadId, const FBackgroundHttpRequestMetricsExtended MetricsExtended);
};