/* ************************************************************************
 * Copyright (C) 2016-2024 Advanced Micro Devices, Inc. All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell cop-
 * ies of the Software, and to permit persons to whom the Software is furnished
 * to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IM-
 * PLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNE-
 * CTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 * ************************************************************************ */

#pragma once

#include "int64_helpers.hpp"
#include "logging.hpp"
#include "rocblas_gemmt.hpp"
#include "utility.hpp"

namespace
{
    template <typename>
    constexpr char rocblas_gemmt_name[] = "unknown";
    template <>
    constexpr char rocblas_gemmt_name<float>[] = ROCBLAS_API_STR(rocblas_sgemmt);
    template <>
    constexpr char rocblas_gemmt_name<double>[] = ROCBLAS_API_STR(rocblas_dgemmt);
    template <>
    constexpr char rocblas_gemmt_name<rocblas_float_complex>[] = ROCBLAS_API_STR(rocblas_cgemmt);
    template <>
    constexpr char rocblas_gemmt_name<rocblas_double_complex>[] = ROCBLAS_API_STR(rocblas_zgemmt);

    template <typename API_INT, typename T>
    rocblas_status rocblas_gemmt_impl(rocblas_handle    handle,
                                      rocblas_fill      uplo,
                                      rocblas_operation transA,
                                      rocblas_operation transB,
                                      API_INT           n,
                                      API_INT           k,
                                      const T*          alpha,
                                      const T*          A,
                                      API_INT           lda,
                                      const T*          B,
                                      API_INT           ldb,
                                      const T*          beta,
                                      T*                C,
                                      API_INT           ldc)
    {
        if(!handle)
            return rocblas_status_invalid_handle;

        RETURN_ZERO_DEVICE_MEMORY_SIZE_IF_QUERIED(handle);

        auto   layer_mode     = handle->layer_mode;
        auto   check_numerics = handle->check_numerics;
        Logger logger;
        if(layer_mode
           & (rocblas_layer_mode_log_trace | rocblas_layer_mode_log_bench
              | rocblas_layer_mode_log_profile))
        {
            auto uplo_letter   = rocblas_fill_letter(uplo);
            auto transA_letter = rocblas_transpose_letter(transA);
            auto transB_letter = rocblas_transpose_letter(transB);

            if(layer_mode & rocblas_layer_mode_log_trace)
                logger.log_trace(handle,
                                 rocblas_gemmt_name<T>,
                                 uplo,
                                 transA,
                                 transB,
                                 n,
                                 k,
                                 LOG_TRACE_SCALAR_VALUE(handle, alpha),
                                 A,
                                 lda,
                                 B,
                                 ldb,
                                 LOG_TRACE_SCALAR_VALUE(handle, beta),
                                 C,
                                 ldc);

            if(layer_mode & rocblas_layer_mode_log_bench)
                logger.log_bench(handle,
                                 "ROCBLAS_API_BENCH -f gemmt -r",
                                 rocblas_precision_string<T>,
                                 "--uplo",
                                 uplo_letter,
                                 "--transposeA",
                                 transA_letter,
                                 "--transposeB",
                                 transB_letter,
                                 "-n",
                                 n,
                                 "-k",
                                 k,
                                 LOG_BENCH_SCALAR_VALUE(handle, alpha),
                                 "--lda",
                                 lda,
                                 "--ldb",
                                 ldb,
                                 LOG_BENCH_SCALAR_VALUE(handle, beta),
                                 "--ldc",
                                 ldc);

            if(layer_mode & rocblas_layer_mode_log_profile)
                logger.log_profile(handle,
                                   rocblas_gemmt_name<T>,
                                   "uplo",
                                   uplo_letter,
                                   "--transposeA",
                                   transA_letter,
                                   "--transposeB",
                                   transB_letter,
                                   "N",
                                   n,
                                   "K",
                                   k,
                                   "lda",
                                   lda,
                                   "ldb",
                                   ldb,
                                   "ldc",
                                   ldc);
        }

        API_INT                         batch_count = 1;
        static constexpr rocblas_stride stride_c = 0, stride_a = 0, stride_b = 0;

        rocblas_status arg_status = rocblas_gemmt_arg_check(
            handle, uplo, transA, transB, n, k, alpha, A, lda, B, ldb, beta, C, ldc, batch_count);
        if(arg_status != rocblas_status_continue)
            return arg_status;

        if(check_numerics)
        {
            bool is_input = true;

            rocblas_status gemmt_check_numerics_status
                = rocblas_gemmt_check_numerics<T>(rocblas_gemmt_name<T>,
                                                  handle,
                                                  uplo,
                                                  transA,
                                                  transB,
                                                  n,
                                                  k,
                                                  A,
                                                  lda,
                                                  stride_a,
                                                  B,
                                                  ldb,
                                                  stride_b,
                                                  C,
                                                  ldc,
                                                  stride_c,
                                                  batch_count,
                                                  check_numerics,
                                                  is_input);

            if(gemmt_check_numerics_status != rocblas_status_success)
                return gemmt_check_numerics_status;
        }

        rocblas_status status = ROCBLAS_API(rocblas_internal_gemmt_launcher)<API_INT>(handle,
                                                                                      uplo,
                                                                                      transA,
                                                                                      transB,
                                                                                      n,
                                                                                      k,
                                                                                      alpha,
                                                                                      A,
                                                                                      lda,
                                                                                      stride_a,
                                                                                      B,
                                                                                      ldb,
                                                                                      stride_b,
                                                                                      beta,
                                                                                      C,
                                                                                      ldc,
                                                                                      stride_c,
                                                                                      batch_count);

        if(status != rocblas_status_success)
            return status;

        if(check_numerics)
        {
            bool is_input = false;

            rocblas_status gemmt_check_numerics_status
                = rocblas_gemmt_check_numerics<T>(rocblas_gemmt_name<T>,
                                                  handle,
                                                  uplo,
                                                  transA,
                                                  transB,
                                                  n,
                                                  k,
                                                  A,
                                                  lda,
                                                  stride_a,
                                                  B,
                                                  ldb,
                                                  stride_b,
                                                  C,
                                                  ldc,
                                                  stride_c,
                                                  batch_count,
                                                  check_numerics,
                                                  is_input);

            if(gemmt_check_numerics_status != rocblas_status_success)
                return gemmt_check_numerics_status;
        }
        return status;
    }
}
/*
 * ===========================================================================
 *    C wrapper
 * ===========================================================================
 */

#ifdef IMPL
#error IMPL ALREADY DEFINED
#endif

#define IMPL(routine_name_, TI_, T_)                                                  \
    rocblas_status routine_name_(rocblas_handle    handle,                            \
                                 rocblas_fill      uplo,                              \
                                 rocblas_operation transA,                            \
                                 rocblas_operation transB,                            \
                                 TI_               n,                                 \
                                 TI_               k,                                 \
                                 const T_*         alpha,                             \
                                 const T_*         A,                                 \
                                 TI_               lda,                               \
                                 const T_*         B,                                 \
                                 TI_               ldb,                               \
                                 const T_*         beta,                              \
                                 T_*               C,                                 \
                                 TI_               ldc)                               \
    try                                                                               \
    {                                                                                 \
        return rocblas_gemmt_impl(                                                    \
            handle, uplo, transA, transB, n, k, alpha, A, lda, B, ldb, beta, C, ldc); \
    }                                                                                 \
    catch(...)                                                                        \
    {                                                                                 \
        return exception_to_rocblas_status();                                         \
    }

#define INST_GEMMT_C_API(TI_)                                       \
    extern "C" {                                                    \
    IMPL(ROCBLAS_API(rocblas_sgemmt), TI_, float);                  \
    IMPL(ROCBLAS_API(rocblas_dgemmt), TI_, double);                 \
    IMPL(ROCBLAS_API(rocblas_cgemmt), TI_, rocblas_float_complex);  \
    IMPL(ROCBLAS_API(rocblas_zgemmt), TI_, rocblas_double_complex); \
    } // extern "C"

//#undef IMPL
