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#ifndef SRC_DAWN_NATIVE_WEBGPU_QUEUEWGPU_H_
#define SRC_DAWN_NATIVE_WEBGPU_QUEUEWGPU_H_

#include <deque>
#include <utility>
#include "dawn/common/MutexProtected.h"
#include "dawn/native/Queue.h"

#include "dawn/native/webgpu/Forward.h"

namespace dawn::native::webgpu {

class Device;

class Queue final : public QueueBase {
  public:
    static ResultOrError<Ref<Queue>> Create(Device* device, const QueueDescriptor* descriptor);

  private:
    Queue(Device* device, const QueueDescriptor* descriptor);
    ~Queue() override;
    MaybeError SubmitImpl(uint32_t commandCount, CommandBufferBase* const* commands) override;
    MaybeError WriteBufferImpl(BufferBase* buffer,
                               uint64_t bufferOffset,
                               const void* data,
                               size_t size) override;
    ResultOrError<ExecutionSerial> CheckAndUpdateCompletedSerials() override;
    void ForceEventualFlushOfCommands() override;
    bool HasPendingCommands() const override;
    MaybeError SubmitPendingCommandsImpl() override;
    ResultOrError<bool> WaitForQueueSerial(ExecutionSerial serial, Nanoseconds timeout) override;
    MaybeError WaitForIdleForDestruction() override;
    MaybeError SubmitFutureSync();

    WGPUQueue mInnerQueue = nullptr;
    MutexProtected<std::deque<std::pair<WGPUFuture, ExecutionSerial>>> mFuturesInFlight;
    bool mHasPendingCommands = false;
};

}  // namespace dawn::native::webgpu

#endif  // SRC_DAWN_NATIVE_WEBGPU_QUEUEWGPU_H_