/*
 * Copyright (C) 2020-2025 Intel Corporation
 *
 * SPDX-License-Identifier: MIT
 *
 */

#pragma once
#include "shared/source/command_stream/command_stream_receiver.h"
#include "shared/source/command_stream/command_stream_receiver_hw.h"
#include "shared/source/command_stream/submission_status.h"
#include "shared/source/command_stream/submissions_aggregator.h"
#include "shared/source/command_stream/wait_status.h"
#include "shared/source/execution_environment/execution_environment.h"
#include "shared/source/helpers/flush_stamp.h"
#include "shared/source/helpers/hw_info.h"
#include "shared/source/helpers/string.h"
#include "shared/source/memory_manager/graphics_allocation.h"
#include "shared/source/memory_manager/surface.h"
#include "shared/source/utilities/tag_allocator.h"
#include "shared/test/common/helpers/dispatch_flags_helper.h"
#include "shared/test/common/test_macros/mock_method_macros.h"

#include <optional>
#include <vector>

namespace NEO {
struct CommandBuffer;
}

using namespace NEO;

class MockCommandStreamReceiver : public CommandStreamReceiver {
  public:
    using BaseClass = CommandStreamReceiver;
    using CommandStreamReceiver::activePartitions;
    using CommandStreamReceiver::baseWaitFunction;
    using CommandStreamReceiver::checkForNewResources;
    using CommandStreamReceiver::checkImplicitFlushForGpuIdle;
    using CommandStreamReceiver::cleanupResources;
    using CommandStreamReceiver::CommandStreamReceiver;
    using CommandStreamReceiver::globalFenceAllocation;
    using CommandStreamReceiver::gpuHangCheckPeriod;
    using CommandStreamReceiver::heaplessStateInitialized;
    using CommandStreamReceiver::immWritePostSyncWriteOffset;
    using CommandStreamReceiver::internalAllocationStorage;
    using CommandStreamReceiver::latestFlushedTaskCount;
    using CommandStreamReceiver::latestSentTaskCount;
    using CommandStreamReceiver::localMemoryEnabled;
    using CommandStreamReceiver::newResources;
    using CommandStreamReceiver::numClients;
    using CommandStreamReceiver::osContext;
    using CommandStreamReceiver::ownershipMutex;
    using CommandStreamReceiver::preemptionAllocation;
    using CommandStreamReceiver::primaryCsr;
    using CommandStreamReceiver::requiresInstructionCacheFlush;
    using CommandStreamReceiver::tagAddress;
    using CommandStreamReceiver::tagsMultiAllocation;
    using CommandStreamReceiver::taskCount;
    using CommandStreamReceiver::timestampPacketAllocator;
    using CommandStreamReceiver::timeStampPostSyncWriteOffset;
    using CommandStreamReceiver::useGpuIdleImplicitFlush;
    using CommandStreamReceiver::useNewResourceImplicitFlush;

    MockCommandStreamReceiver(ExecutionEnvironment &executionEnvironment, uint32_t rootDeviceIndex, const DeviceBitfield deviceBitfield)
        : CommandStreamReceiver(executionEnvironment, rootDeviceIndex, deviceBitfield) {
        CommandStreamReceiver::tagAddress = &mockTagAddress[0];
        memset(const_cast<TagAddressType *>(CommandStreamReceiver::tagAddress), 0xFFFFFFFF, tagSize * sizeof(TagAddressType));
        gpuHangCheckPeriod = {};
    }

    WaitStatus waitForCompletionWithTimeout(const WaitParams &params, TaskCountType taskCountToWait) override {
        waitForCompletionWithTimeoutCalled++;
        return waitForCompletionWithTimeoutReturnValue;
    }

    void fillReusableAllocationsList() override {
        fillReusableAllocationsListCalled++;
    }

    SubmissionStatus flush(BatchBuffer &batchBuffer, ResidencyContainer &allocationsForResidency) override;

    SubmissionStatus flushTagUpdate() override { return SubmissionStatus::success; };
    void updateTagFromWait() override{};
    bool submitDependencyUpdate(TagNodeBase *tag) override {
        submitDependencyUpdateCalledTimes++;
        return submitDependencyUpdateReturnValue;
    }
    bool isUpdateTagFromWaitEnabled() override { return false; };

    void writeMemoryAub(aub_stream::AllocationParams &allocationParams) override {
        writeMemoryAubCalled++;
    }

    void initializeEngine() override {
        initializeEngineCalled++;
    }

    bool isMultiOsContextCapable() const override { return multiOsContextCapable; }

    bool isGpuHangDetected() const override {
        if (isGpuHangDetectedReturnValue.has_value()) {
            return *isGpuHangDetectedReturnValue;
        } else {
            return CommandStreamReceiver::isGpuHangDetected();
        }
    }

    bool testTaskCountReady(volatile TagAddressType *pollAddress, TaskCountType taskCountToWait) override {
        if (testTaskCountReadyReturnValue.has_value()) {
            return *testTaskCountReadyReturnValue;
        } else {
            return CommandStreamReceiver::testTaskCountReady(pollAddress, taskCountToWait);
        }
    }

    MemoryCompressionState getMemoryCompressionState(bool auxTranslationRequired) const override {
        return MemoryCompressionState::notApplicable;
    };

    TagAllocatorBase *getTimestampPacketAllocator() override { return nullptr; }
    std::unique_ptr<TagAllocatorBase> createMultiRootDeviceTimestampPacketAllocator(const RootDeviceIndicesContainer &rootDeviceIndices) override { return std::unique_ptr<TagAllocatorBase>(nullptr); }

    CompletionStamp flushTask(
        LinearStream &commandStream,
        size_t commandStreamStart,
        const IndirectHeap *dsh,
        const IndirectHeap *ioh,
        const IndirectHeap *ssh,
        TaskCountType taskLevel,
        DispatchFlags &dispatchFlags,
        Device &device) override;

    CompletionStamp flushTaskStateless(
        LinearStream &commandStream,
        size_t commandStreamStart,
        const IndirectHeap *dsh,
        const IndirectHeap *ioh,
        const IndirectHeap *ssh,
        TaskCountType taskLevel,
        DispatchFlags &dispatchFlags,
        Device &device) override;

    CompletionStamp flushImmediateTask(
        LinearStream &immediateCommandStream,
        size_t immediateCommandStreamStart,
        ImmediateDispatchFlags &dispatchFlags,
        Device &device) override;

    CompletionStamp flushImmediateTaskStateless(
        LinearStream &immediateCommandStream,
        size_t immediateCommandStreamStart,
        ImmediateDispatchFlags &dispatchFlags,
        Device &device) override;

    CompletionStamp flushBcsTask(LinearStream &commandStreamTask, size_t commandStreamTaskStart,
                                 const DispatchBcsFlags &dispatchBcsFlags, const HardwareInfo &hwInfo) override;

    SubmissionStatus sendRenderStateCacheFlush() override {
        return SubmissionStatus::success;
    }

    bool flushBatchedSubmissions() override {
        if (flushBatchedSubmissionsCallCounter) {
            (*flushBatchedSubmissionsCallCounter)++;
        }
        return true;
    }

    WaitStatus waitForTaskCountWithKmdNotifyFallback(TaskCountType taskCountToWait, FlushStamp flushStampToWait, bool quickKmdSleep, QueueThrottle throttle) override {
        return WaitStatus::ready;
    }

    WaitStatus waitForTaskCountWithKmdNotifyFallback(TaskCountType taskCountToWait, FlushStamp flushStampToWait, bool quickKmdSleep, bool forcePowerSavingMode) {
        return WaitStatus::ready;
    }

    TaskCountType flushBcsTask(const BlitPropertiesContainer &blitPropertiesContainer, bool blocking, Device &device) override { return taskCount; };

    CommandStreamReceiverType getType() const override {
        return commandStreamReceiverType;
    }

    void downloadAllocations(bool blockingWait, TaskCountType taskCount) override {
        downloadAllocationsCalledCount++;
    }

    void programHardwareContext(LinearStream &cmdStream) override {
        programHardwareContextCalled = true;
    }
    size_t getCmdsSizeForHardwareContext() const override {
        return 0;
    }

    void programComputeBarrierCommand(LinearStream &cmdStream) override {
        programComputeBarrierCommandCalled = true;
    }
    size_t getCmdsSizeForComputeBarrierCommand() const override {
        return 0;
    }
    void programStallingCommandsForBarrier(LinearStream &cmdStream, TimestampPacketContainer *barrierTimestampPacketNodes, const bool isDcFlushRequired) override {
        programStallingCommandsForBarrierCalled = true;
    }

    void stopDirectSubmission(bool blocking) override {
        this->blockingStopDirectSubmissionCalled = blocking;
        stopDirectSubmissionCalledTimes++;
    }

    bool createPreemptionAllocation() override {
        if (createPreemptionAllocationParentCall) {
            return CommandStreamReceiver::createPreemptionAllocation();
        }
        return createPreemptionAllocationReturn;
    }

    GraphicsAllocation *getClearColorAllocation() override { return nullptr; }
    void makeResident(GraphicsAllocation &gfxAllocation) override {
        makeResidentCalledTimes++;
        if (makeResidentParentCall) {
            return CommandStreamReceiver::makeResident(gfxAllocation);
        }
    }

    std::unique_lock<CommandStreamReceiver::MutexType> obtainHostPtrSurfaceCreationLock() override {
        ++hostPtrSurfaceCreationMutexLockCount;
        return CommandStreamReceiver::obtainHostPtrSurfaceCreationLock();
    }
    bool createAllocationForHostSurface(HostPtrSurface &surface, bool requiresL3Flush) override {
        bool status = CommandStreamReceiver::createAllocationForHostSurface(surface, requiresL3Flush);
        if (status)
            surface.getAllocation()->hostPtrTaskCountAssignment--;
        return status;
    }
    void postInitFlagsSetup() override {}
    bool isOwnershipMutexLocked() {
        bool isLocked = !this->ownershipMutex.try_lock();
        if (!isLocked) {
            this->ownershipMutex.unlock();
        }
        return isLocked;
    }
    SubmissionStatus initializeDeviceWithFirstSubmission(Device &device) override { return SubmissionStatus::success; }

    QueueThrottle getLastDirectSubmissionThrottle() override {
        return getLastDirectSubmissionThrottleReturnValue;
    }

    bool getAcLineConnected(bool updateStatus) const override {
        return getAcLineConnectedReturnValue;
    }

    void unblockPagingFenceSemaphore(uint64_t pagingFenceValue) override {
        this->pagingFenceValueToUnblock = pagingFenceValue;
    }

    static constexpr size_t tagSize = 256;
    static volatile TagAddressType mockTagAddress[tagSize];
    std::vector<char> instructionHeapReserveredData;
    int *flushBatchedSubmissionsCallCounter = nullptr;
    uint32_t waitForCompletionWithTimeoutCalled = 0;
    uint32_t fillReusableAllocationsListCalled = 0;
    uint32_t writeMemoryAubCalled = 0;
    uint32_t initializeEngineCalled = 0;
    uint32_t makeResidentCalledTimes = 0;
    uint32_t downloadAllocationsCalledCount = 0;
    uint32_t submitDependencyUpdateCalledTimes = 0;
    uint32_t stopDirectSubmissionCalledTimes = 0;
    int hostPtrSurfaceCreationMutexLockCount = 0;
    bool multiOsContextCapable = false;
    bool memoryCompressionEnabled = false;
    bool programHardwareContextCalled = false;
    bool createPreemptionAllocationReturn = true;
    bool createPreemptionAllocationParentCall = false;
    bool makeResidentParentCall = false;
    bool programComputeBarrierCommandCalled = false;
    bool programStallingCommandsForBarrierCalled = false;
    bool blockingStopDirectSubmissionCalled = false;
    std::optional<bool> isGpuHangDetectedReturnValue{};
    std::optional<bool> testTaskCountReadyReturnValue{};
    WaitStatus waitForCompletionWithTimeoutReturnValue{WaitStatus::ready};
    CommandStreamReceiverType commandStreamReceiverType = CommandStreamReceiverType::hardware;
    BatchBuffer latestFlushedBatchBuffer = {};
    QueueThrottle getLastDirectSubmissionThrottleReturnValue = QueueThrottle::MEDIUM;
    bool getAcLineConnectedReturnValue = true;
    bool submitDependencyUpdateReturnValue = true;
    std::atomic<uint64_t> pagingFenceValueToUnblock{0u};
};

class MockCommandStreamReceiverWithFailingSubmitBatch : public MockCommandStreamReceiver {
  public:
    MockCommandStreamReceiverWithFailingSubmitBatch(ExecutionEnvironment &executionEnvironment, uint32_t rootDeviceIndex, const DeviceBitfield deviceBitfield)
        : MockCommandStreamReceiver(executionEnvironment, rootDeviceIndex, deviceBitfield) {}
    SubmissionStatus submitBatchBuffer(BatchBuffer &batchBuffer, ResidencyContainer &allocationsForResidency) override {
        return SubmissionStatus::failed;
    }
};

class MockCommandStreamReceiverWithOutOfMemorySubmitBatch : public MockCommandStreamReceiver {
  public:
    MockCommandStreamReceiverWithOutOfMemorySubmitBatch(ExecutionEnvironment &executionEnvironment, uint32_t rootDeviceIndex, const DeviceBitfield deviceBitfield)
        : MockCommandStreamReceiver(executionEnvironment, rootDeviceIndex, deviceBitfield) {}
    SubmissionStatus submitBatchBuffer(BatchBuffer &batchBuffer, ResidencyContainer &allocationsForResidency) override {
        return SubmissionStatus::outOfMemory;
    }
};

class MockCommandStreamReceiverWithFailingFlush : public MockCommandStreamReceiver {
  public:
    MockCommandStreamReceiverWithFailingFlush(ExecutionEnvironment &executionEnvironment, uint32_t rootDeviceIndex, const DeviceBitfield deviceBitfield)
        : MockCommandStreamReceiver(executionEnvironment, rootDeviceIndex, deviceBitfield) {}
    SubmissionStatus flush(BatchBuffer &batchBuffer, ResidencyContainer &allocationsForResidency) override {
        return SubmissionStatus::failed;
    }
};

template <bool isRelaxedOrderingEnabled>
class MockCommandStreamReceiverWithDirectSubmissionRelaxedOrdering : public MockCommandStreamReceiver {
  public:
    using MockCommandStreamReceiver::MockCommandStreamReceiver;
    bool directSubmissionRelaxedOrderingEnabled() const override {
        return isRelaxedOrderingEnabled;
    }
};

template <typename GfxFamily>
class MockCsrHw2 : public CommandStreamReceiverHw<GfxFamily> {
  public:
    using CommandStreamReceiverHw<GfxFamily>::CommandStreamReceiverHw;
    using CommandStreamReceiverHw<GfxFamily>::csrSizeRequestFlags;
    using CommandStreamReceiverHw<GfxFamily>::flushStamp;
    using CommandStreamReceiverHw<GfxFamily>::postInitFlagsSetup;
    using CommandStreamReceiverHw<GfxFamily>::programL3;
    using CommandStreamReceiverHw<GfxFamily>::programVFEState;
    using CommandStreamReceiverHw<GfxFamily>::directSubmission;
    using CommandStreamReceiver::activePartitions;
    using CommandStreamReceiver::activePartitionsConfig;
    using CommandStreamReceiver::clearColorAllocation;
    using CommandStreamReceiver::commandStream;
    using CommandStreamReceiver::dispatchMode;
    using CommandStreamReceiver::feSupportFlags;
    using CommandStreamReceiver::globalFenceAllocation;
    using CommandStreamReceiver::heaplessStateInitialized;
    using CommandStreamReceiver::heapStorageRequiresRecyclingTag;
    using CommandStreamReceiver::immWritePostSyncWriteOffset;
    using CommandStreamReceiver::isPreambleSent;
    using CommandStreamReceiver::latestFlushedTaskCount;
    using CommandStreamReceiver::mediaVfeStateDirty;
    using CommandStreamReceiver::nTo1SubmissionModelEnabled;
    using CommandStreamReceiver::pageTableManagerInitialized;
    using CommandStreamReceiver::requiredScratchSlot0Size;
    using CommandStreamReceiver::sbaSupportFlags;
    using CommandStreamReceiver::streamProperties;
    using CommandStreamReceiver::tagAddress;
    using CommandStreamReceiver::taskCount;
    using CommandStreamReceiver::taskLevel;
    using CommandStreamReceiver::timestampPacketWriteEnabled;
    using CommandStreamReceiver::timeStampPostSyncWriteOffset;
    using CommandStreamReceiver::useGpuIdleImplicitFlush;
    using CommandStreamReceiver::useNewResourceImplicitFlush;

    MockCsrHw2(ExecutionEnvironment &executionEnvironment, uint32_t rootDeviceIndex, const DeviceBitfield deviceBitfield)
        : CommandStreamReceiverHw<GfxFamily>::CommandStreamReceiverHw(executionEnvironment, rootDeviceIndex, deviceBitfield) {
    }

    SubmissionAggregator *peekSubmissionAggregator() {
        return this->submissionAggregator.get();
    }

    void overrideSubmissionAggregator(SubmissionAggregator *newSubmissionsAggregator) {
        this->submissionAggregator.reset(newSubmissionsAggregator);
    }

    uint64_t peekTotalMemoryUsed() {
        return this->totalMemoryUsed;
    }

    bool peekMediaVfeStateDirty() const { return mediaVfeStateDirty; }

    SubmissionStatus flush(BatchBuffer &batchBuffer, ResidencyContainer &allocationsForResidency) override {
        flushCalledCount++;
        if (recordedCommandBuffer) {
            recordedCommandBuffer->batchBuffer = batchBuffer;
        }
        copyOfAllocations = allocationsForResidency;
        flushStamp->setStamp(flushStamp->peekStamp() + 1);
        return SubmissionStatus::success;
    }

    CompletionStamp flushTask(LinearStream &commandStream, size_t commandStreamStart,
                              const IndirectHeap *dsh, const IndirectHeap *ioh,
                              const IndirectHeap *ssh, TaskCountType taskLevel, DispatchFlags &dispatchFlags, Device &device) override {
        passedDispatchFlags = dispatchFlags;

        recordedCommandBuffer = std::unique_ptr<CommandBuffer>(new CommandBuffer(device));
        auto completionStamp = CommandStreamReceiverHw<GfxFamily>::flushTask(commandStream, commandStreamStart,
                                                                             dsh, ioh, ssh, taskLevel, dispatchFlags, device);

        storeCommandStream(commandStream, commandStreamStart);

        return completionStamp;
    }

    CompletionStamp flushTaskStateless(LinearStream &commandStream, size_t commandStreamStart,
                                       const IndirectHeap *dsh, const IndirectHeap *ioh,
                                       const IndirectHeap *ssh, TaskCountType taskLevel, DispatchFlags &dispatchFlags, Device &device) override {
        passedDispatchFlags = dispatchFlags;

        recordedCommandBuffer = std::unique_ptr<CommandBuffer>(new CommandBuffer(device));
        auto completionStamp = CommandStreamReceiverHw<GfxFamily>::flushTaskStateless(commandStream, commandStreamStart,
                                                                                      dsh, ioh, ssh, taskLevel, dispatchFlags, device);
        storeCommandStream(commandStream, commandStreamStart);

        return completionStamp;
    }

    TaskCountType flushBcsTask(const BlitPropertiesContainer &blitPropertiesContainer, bool blocking, Device &device) override {
        if (!skipBlitCalls) {
            return CommandStreamReceiverHw<GfxFamily>::flushBcsTask(blitPropertiesContainer, blocking, device);
        }
        return taskCount;
    }

    void programHardwareContext(LinearStream &cmdStream) override {
        programHardwareContextCalled = true;
    }

  private:
    void storeCommandStream(LinearStream &commandStream, size_t commandStreamStart) {
        if (storeFlushedTaskStream && commandStream.getUsed() > commandStreamStart) {
            storedTaskStreamSize = commandStream.getUsed() - commandStreamStart;
            // Overfetch to allow command parser verify if "big" command is programmed at the end of allocation
            auto overfetchedSize = storedTaskStreamSize + MemoryConstants::cacheLineSize;
            storedTaskStream.reset(new uint8_t[overfetchedSize]);
            memset(storedTaskStream.get(), 0, overfetchedSize);
            memcpy_s(storedTaskStream.get(), storedTaskStreamSize,
                     ptrOffset(commandStream.getCpuBase(), commandStreamStart), storedTaskStreamSize);
        }
    }

  public:
    bool skipBlitCalls = false;
    bool storeFlushedTaskStream = false;
    std::unique_ptr<uint8_t[]> storedTaskStream;
    size_t storedTaskStreamSize = 0;

    uint32_t flushCalledCount = 0;
    std::unique_ptr<CommandBuffer> recordedCommandBuffer = nullptr;
    ResidencyContainer copyOfAllocations;
    DispatchFlags passedDispatchFlags = DispatchFlagsHelper::createDefaultDispatchFlags();
    bool programHardwareContextCalled = false;
};
