/* ************************************************************************
 * 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 "handle.hpp"
#include "int64_helpers.hpp"
#include "logging.hpp"
#include "rocblas_hpr.hpp"
#include "utility.hpp"

namespace
{
    template <typename>
    constexpr char rocblas_hpr_strided_batched_name[] = "unknown";
    template <>
    constexpr char rocblas_hpr_strided_batched_name<rocblas_float_complex>[]
        = ROCBLAS_API_STR(rocblas_chpr_strided_batched);
    template <>
    constexpr char rocblas_hpr_strided_batched_name<rocblas_double_complex>[]
        = ROCBLAS_API_STR(rocblas_zhpr_strided_batched);

    template <typename API_INT, typename T, typename U>
    rocblas_status rocblas_hpr_strided_batched_impl(rocblas_handle handle,
                                                    rocblas_fill   uplo,
                                                    API_INT        n,
                                                    const U*       alpha,
                                                    const T*       x,
                                                    API_INT        incx,
                                                    rocblas_stride stridex,
                                                    T*             AP,
                                                    rocblas_stride strideA,
                                                    API_INT        batch_count)
    {
        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);

            if(layer_mode & rocblas_layer_mode_log_trace)
                logger.log_trace(handle,
                                 rocblas_hpr_strided_batched_name<T>,
                                 uplo,
                                 n,
                                 LOG_TRACE_SCALAR_VALUE(handle, alpha),
                                 x,
                                 incx,
                                 stridex,
                                 AP,
                                 batch_count);

            if(layer_mode & rocblas_layer_mode_log_bench)
                logger.log_bench(handle,
                                 ROCBLAS_API_BENCH " -f hpr_strided_batched -r",
                                 rocblas_precision_string<T>,
                                 "--uplo",
                                 uplo_letter,
                                 "-n",
                                 n,
                                 LOG_BENCH_SCALAR_VALUE(handle, alpha),
                                 "--incx",
                                 incx,
                                 "--stride_x",
                                 stridex,
                                 "--stride_a",
                                 strideA,
                                 "--batch_count",
                                 batch_count);

            if(layer_mode & rocblas_layer_mode_log_profile)
                logger.log_profile(handle,
                                   rocblas_hpr_strided_batched_name<T>,
                                   "uplo",
                                   uplo_letter,
                                   "N",
                                   n,
                                   "incx",
                                   incx,
                                   "stride_x",
                                   stridex,
                                   "stride_a",
                                   strideA,
                                   "batch_count",
                                   batch_count);
        }

        static constexpr rocblas_stride offset_x = 0, offset_A = 0;

        rocblas_status arg_status = rocblas_hpr_arg_check(
            handle, uplo, n, alpha, x, offset_x, incx, stridex, AP, offset_A, strideA, batch_count);
        if(arg_status != rocblas_status_continue)
            return arg_status;

        if(check_numerics)
        {
            bool           is_input = true;
            rocblas_status hpr_check_numerics_status
                = rocblas_hpr_check_numerics(rocblas_hpr_strided_batched_name<T>,
                                             handle,
                                             n,
                                             AP,
                                             offset_A,
                                             strideA,
                                             x,
                                             offset_x,
                                             incx,
                                             stridex,
                                             batch_count,
                                             check_numerics,
                                             is_input);
            if(hpr_check_numerics_status != rocblas_status_success)
                return hpr_check_numerics_status;
        }

        rocblas_status status = ROCBLAS_API(rocblas_hpr_launcher)(
            handle, uplo, n, alpha, x, offset_x, incx, stridex, AP, offset_A, strideA, batch_count);
        if(status != rocblas_status_success)
            return status;

        if(check_numerics)
        {
            bool           is_input = false;
            rocblas_status hpr_check_numerics_status
                = rocblas_hpr_check_numerics(rocblas_hpr_strided_batched_name<T>,
                                             handle,
                                             n,
                                             AP,
                                             offset_A,
                                             strideA,
                                             x,
                                             offset_x,
                                             incx,
                                             stridex,
                                             batch_count,
                                             check_numerics,
                                             is_input);
            if(hpr_check_numerics_status != rocblas_status_success)
                return hpr_check_numerics_status;
        }
        return status;
    }

}

/*
 * ===========================================================================
 *    C wrapper
 * ===========================================================================
 */

#ifdef IMPL
#error IMPL ALREADY DEFINED
#endif

#define IMPL(routine_name_, TI_, TA_, T_)                                        \
    rocblas_status routine_name_(rocblas_handle handle,                          \
                                 rocblas_fill   uplo,                            \
                                 TI_            n,                               \
                                 const TA_*     alpha,                           \
                                 const T_*      x,                               \
                                 TI_            incx,                            \
                                 rocblas_stride stridex,                         \
                                 T_*            AP,                              \
                                 rocblas_stride strideA,                         \
                                 TI_            batch_count)                     \
    try                                                                          \
    {                                                                            \
        return rocblas_hpr_strided_batched_impl<TI_>(                            \
            handle, uplo, n, alpha, x, incx, stridex, AP, strideA, batch_count); \
    }                                                                            \
    catch(...)                                                                   \
    {                                                                            \
        return exception_to_rocblas_status();                                    \
    }

#define INST_HPR_STRIDED_BATCHED_C_API(TI_)                                               \
    extern "C" {                                                                          \
    IMPL(ROCBLAS_API(rocblas_chpr_strided_batched), TI_, float, rocblas_float_complex);   \
    IMPL(ROCBLAS_API(rocblas_zhpr_strided_batched), TI_, double, rocblas_double_complex); \
    } // extern "C"
