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#pragma once

#include <set>
#include <unordered_map>

#include <miopen/conv/solvers.hpp>
#include <miopen/conv/problem_description.hpp>

#include "gtest_common.hpp"
#include "unit_conv_ConvolutionDescriptor.hpp"
#include "unit_TensorDescriptor.hpp"

namespace miopen {
namespace unit_tests {

// Enum class to represent all compute types including TF32
enum class TestDataType
{
    I8,
    FP8,
    BF8,
    FP16,
    BF16,
    FP32,
    TF32,
    FP64,
    I64
};

// Helper function to convert TestDataType to miopenDataType_t
constexpr miopenDataType_t GetDataType(TestDataType type)
{
    constexpr miopenDataType_t type_map[] = {
        miopenInt8,
        miopenFloat8_fnuz,
        miopenBFloat8_fnuz,
        miopenHalf,
        miopenBFloat16,
        miopenFloat,
        miopenFloat,
        miopenDouble,
        miopenInt64,
    };
    return type_map[static_cast<int>(type)];
}

//************************************************************************************
// ConvTestCase
//************************************************************************************

struct ConvTestCase
{
    ConvTestCase();

    ConvTestCase(std::vector<size_t>&& x,
                 std::vector<size_t>&& w,
                 std::vector<int>&& pad,
                 std::vector<int>&& stride,
                 std::vector<int>&& dilation,
                 miopenDataType_t type);

    ConvTestCase(std::vector<size_t>&& x,
                 std::vector<size_t>&& w,
                 std::vector<int>&& pad,
                 std::vector<int>&& stride,
                 std::vector<int>&& dilation,
                 int groups,
                 miopenDataType_t type);

    ConvTestCase(std::vector<size_t>&& x,
                 std::vector<size_t>&& w,
                 std::vector<int>&& pad,
                 std::vector<int>&& stride,
                 std::vector<int>&& dilation,
                 miopenDataType_t type_x,
                 miopenDataType_t type_w,
                 miopenDataType_t type_y);

    ConvTestCase(TensorDescriptorParams&& x,
                 TensorDescriptorParams&& w,
                 miopenDataType_t type_y,
                 ConvolutionDescriptorParams&& conv);

    miopen::TensorDescriptor GetXTensorDescriptor() const;
    miopen::TensorDescriptor GetWTensorDescriptor() const;

    miopenDataType_t GetXDataType() const;
    miopenDataType_t GetWDataType() const;
    miopenDataType_t GetYDataType() const;

    miopen::ConvolutionDescriptor GetConv() const;
    miopen::conv::ProblemDescription GetProblemDescription(miopen::conv::Direction direction) const;

    friend std::ostream& operator<<(std::ostream& os, const ConvTestCase& tc);

private:
    TensorDescriptorParams x;
    TensorDescriptorParams w;
    miopenDataType_t type_y;
    ConvolutionDescriptorParams conv;
};

//************************************************************************************
// Unit test for convolution solver
//************************************************************************************

struct Tolerances
{
    void Set(Gpu gpu, miopenDataType_t type, float value);
    float Get(Gpu gpu, miopenDataType_t type) const;

    friend std::ostream& operator<<(std::ostream& os, const Tolerances& t);

private:
    static uint64_t GetKey(Gpu gpu, miopenDataType_t type);
    std::unordered_map<uint64_t, float> values;
};

struct UnitTestConvSolverParams
{
    UnitTestConvSolverParams();
    UnitTestConvSolverParams(Gpu supported_devs_);

    void UseCpuRef();
    void UseGpuRef();
    void EnableDeprecatedSolvers();
    void Tunable(std::size_t iterations_max);
    void CheckXnackDisabled();
    void SetConvAttrFp16Alt(uint64_t value);
    void SetTolerance(Gpu gpu, miopenDataType_t type, float value);
    void ExcludeDevice(std::string_view name);
    void UsesCKDynamicLib();

    friend std::ostream& operator<<(std::ostream& os, const UnitTestConvSolverParams& p);

    Gpu supported_devs;
    bool use_cpu_ref;
    bool use_gpu_ref;
    bool tunable;
    bool check_xnack_disabled;
    std::size_t tuning_iterations_max;
    std::optional<uint64_t> conv_attr_fp16_alt;
    bool uses_ck_dynamic_lib;
    Tolerances tolerances;
    std::set<std::string, std::less<>> excluded_devices;
};

class UnitTestConvSolverBase
{
public:
    void RunTestImpl(const miopen::solver::conv::ConvSolverInterface& solver,
                     const UnitTestConvSolverParams& params,
                     miopen::conv::Direction direction,
                     const ConvTestCase& conv_config,
                     miopenConvAlgorithm_t algo);

protected:
    void SetUpImpl(const UnitTestConvSolverParams& params);
};

template <miopen::conv::Direction direction>
class UnitTestConvSolver
    : public UnitTestConvSolverBase,
      public ::testing::TestWithParam<
          std::tuple<UnitTestConvSolverParams, miopenConvAlgorithm_t, ConvTestCase>>
{
public:
    void RunTest(const miopen::solver::conv::ConvSolverInterface& solver)
    {
        UnitTestConvSolverParams params;
        miopenConvAlgorithm_t algo;
        ConvTestCase conv_config;
        std::tie(params, algo, conv_config) = GetParam();
        this->RunTestImpl(solver, params, direction, conv_config, algo);
    }

protected:
    void SetUp() override
    {
        UnitTestConvSolverParams params;
        std::tie(params, std::ignore, std::ignore) = GetParam();
        this->SetUpImpl(params);
    }
};

using UnitTestConvSolverFwd = UnitTestConvSolver<miopen::conv::Direction::Forward>;
using UnitTestConvSolverBwd = UnitTestConvSolver<miopen::conv::Direction::BackwardData>;
using UnitTestConvSolverWrw = UnitTestConvSolver<miopen::conv::Direction::BackwardWeights>;

//************************************************************************************
// This test is designed to detect the expansion of the solver's device applicability
//************************************************************************************

class UnitTestConvSolverDevApplicabilityBase
{
public:
    void RunTestImpl(const miopen::solver::conv::ConvSolverInterface& solver,
                     const UnitTestConvSolverParams& params,
                     miopen::conv::Direction direction,
                     const ConvTestCase& conv_config);
};

template <miopen::conv::Direction direction>
class UnitTestConvSolverDevApplicability
    : public UnitTestConvSolverDevApplicabilityBase,
      public ::testing::TestWithParam<std::tuple<UnitTestConvSolverParams, ConvTestCase>>
{
public:
    void RunTest(const miopen::solver::conv::ConvSolverInterface& solver)
    {
        UnitTestConvSolverParams params;
        ConvTestCase conv_config;
        std::tie(params, conv_config) = GetParam();
        this->RunTestImpl(solver, params, direction, conv_config);
    }
};

using UnitTestConvSolverDevApplicabilityFwd =
    UnitTestConvSolverDevApplicability<miopen::conv::Direction::Forward>;
using UnitTestConvSolverDevApplicabilityBwd =
    UnitTestConvSolverDevApplicability<miopen::conv::Direction::BackwardData>;
using UnitTestConvSolverDevApplicabilityWrw =
    UnitTestConvSolverDevApplicability<miopen::conv::Direction::BackwardWeights>;

} // namespace unit_tests
} // namespace miopen

//************************************************************************************
// Unit test for convolution solver
//************************************************************************************
using GPU_UnitTestConvSolverFwd_FP16 = miopen::unit_tests::UnitTestConvSolverFwd;
using GPU_UnitTestConvSolverBwd_FP16 = miopen::unit_tests::UnitTestConvSolverBwd;
using GPU_UnitTestConvSolverWrw_FP16 = miopen::unit_tests::UnitTestConvSolverWrw;

using GPU_UnitTestConvSolverFwd_BFP16 = miopen::unit_tests::UnitTestConvSolverFwd;
using GPU_UnitTestConvSolverBwd_BFP16 = miopen::unit_tests::UnitTestConvSolverBwd;
using GPU_UnitTestConvSolverWrw_BFP16 = miopen::unit_tests::UnitTestConvSolverWrw;

using GPU_UnitTestConvSolverFwd_FP32 = miopen::unit_tests::UnitTestConvSolverFwd;
using GPU_UnitTestConvSolverBwd_FP32 = miopen::unit_tests::UnitTestConvSolverBwd;
using GPU_UnitTestConvSolverWrw_FP32 = miopen::unit_tests::UnitTestConvSolverWrw;

using GPU_UnitTestConvSolverFwd_TF32 = miopen::unit_tests::UnitTestConvSolverFwd;
using GPU_UnitTestConvSolverBwd_TF32 = miopen::unit_tests::UnitTestConvSolverBwd;
using GPU_UnitTestConvSolverWrw_TF32 = miopen::unit_tests::UnitTestConvSolverWrw;

using GPU_UnitTestConvSolverFwd_I8 = miopen::unit_tests::UnitTestConvSolverFwd;
using GPU_UnitTestConvSolverBwd_I8 = miopen::unit_tests::UnitTestConvSolverBwd;
using GPU_UnitTestConvSolverWrw_I8 = miopen::unit_tests::UnitTestConvSolverWrw;

//************************************************************************************
// This test is designed to detect the expansion of the solver's device applicability
//************************************************************************************

using CPU_UnitTestConvSolverDevApplicabilityFwd_NONE =
    miopen::unit_tests::UnitTestConvSolverDevApplicabilityFwd;
using CPU_UnitTestConvSolverDevApplicabilityBwd_NONE =
    miopen::unit_tests::UnitTestConvSolverDevApplicabilityBwd;
using CPU_UnitTestConvSolverDevApplicabilityWrw_NONE =
    miopen::unit_tests::UnitTestConvSolverDevApplicabilityWrw;