/**
 * Copyright (c) 2025 Huawei Technologies Co., Ltd.
 * This program is free software, you can redistribute it and/or modify it under the terms and conditions of
 * CANN Open Software License Agreement Version 2.0 (the "License").
 * Please refer to the License for details. You may not use this file except in compliance with the License.
 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED,
 * INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
 * See LICENSE in the root of the software repository for the full text of the License.
 */
#include "utils/assert.h"
#include "log/log.h"
#include "base_inner_api.h"
#include "utils/ops_base.h"
#include "aclnnop/aclnn_slice.h"
#include "acl_meta.h"

using namespace Mki;
using namespace AsdSip;

namespace AsdSip {

AspbStatus Slice(const Tensor &inTensor, Tensor &outTensor, int64_t dim, int64_t start,
                 int64_t end, int64_t step, void *stream, uint8_t *deviceBuffer)
{
    SVector<int64_t> outDims = inTensor.desc.dims;
    outDims.at(dim) = end - start;

    outTensor.desc = {inTensor.desc.dtype, inTensor.desc.format, outDims, {}, 0};

    uint64_t workspaceSize = 0;
    aclOpExecutor* executor = nullptr;
    aclTensor *inAclTensor = nullptr;
    aclTensor *outAclTensor = nullptr;
    toAclTensor(inTensor, inAclTensor);
    if (inAclTensor == nullptr) {
        ASDSIP_LOG(ERROR) << "Fail to convert in mki tensor to acltensor.";
        return ErrorType::ACL_ERROR_INTERNAL_ERROR;
    }

    toAclTensor(outTensor, outAclTensor);
    if (outAclTensor == nullptr) {
        aclDestroyTensor(inAclTensor);
        ASDSIP_LOG(ERROR) << "Fail to convert out mki tensor to acltensor.";
        return ErrorType::ACL_ERROR_INTERNAL_ERROR;
    }

    auto ret = aclnnSliceGetWorkspaceSize(inAclTensor, dim, start, end, step,
        outAclTensor, &workspaceSize, &executor);
    if (ret != ::ACL_SUCCESS) {
        ASDSIP_LOG(ERROR) << "aclnnSliceGetWorkspaceSize failed. ERROR: " << ret;
        aclDestroyTensor(inAclTensor);
        aclDestroyTensor(outAclTensor);
        if (executor != nullptr) {
            aclDestroyAclOpExecutor(executor);
            executor = nullptr;
        }
        return ErrorType::ACL_ERROR_INTERNAL_ERROR;
    }

    ret = aclnnSlice(deviceBuffer, workspaceSize, executor, stream);
    if (ret != ::ACL_SUCCESS) {
        ASDSIP_LOG(ERROR) << "aclnnSlice failed. ERROR: " << ret;
        aclDestroyTensor(inAclTensor);
        aclDestroyTensor(outAclTensor);
        return ErrorType::ACL_ERROR_INTERNAL_ERROR;
    }

    aclDestroyTensor(inAclTensor);
    aclDestroyTensor(outAclTensor);
    ASDSIP_LOG(INFO) << "Execute Slice success.";
    return ErrorType::ACL_SUCCESS;
}
}