/*
 * Copyright (c) 2025 Huawei Technologies Co., Ltd.
 * openUBMC is licensed under Mulan PSL v2.
 * You can use this software according to the terms and conditions of the Mulan PSL v2.
 * You may obtain a copy of Mulan PSL v2 at:
 *         http://license.coscl.org.cn/MulanPSL2
 * 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 FIT FOR A PARTICULAR PURPOSE.
 * See the Mulan PSL v2 for more details.
 */

#include <devmon/driver_abi.h>
#include <mc/log.h>

#include "ina.h"

using namespace dev;

extern "C" {

driver_handle_t create_ina(void* service, const char* name)
{
    try {
        if (service == nullptr || name == nullptr) {
            return nullptr;
        }

        ina_object* device = new ina_object();
        device->set_service(static_cast<mc::engine::service*>(service));
        device->set_object_name(name);
        return (void*)device;
    } catch (const std::exception& e) {
        elog("Error creating Ina: ${error}", ("error", e.what()));
        return nullptr;
    }
}

status_t init_ina(driver_handle_t device, void* csr_object, void* connector)
{
    if (device == nullptr || csr_object == nullptr || connector == nullptr) {
        elog("Error initializing Ina: invalid parameters");
        return STATUS_ERROR;
    }

    ina_object*       device_object  = static_cast<ina_object*>(device);
    mc::mutable_dict* csr_object_ptr = static_cast<mc::mutable_dict*>(csr_object);
    mc::dict*         connector_ptr  = static_cast<mc::dict*>(connector);

    bool ret = device_object->init(*csr_object_ptr, *connector_ptr);
    return ret ? STATUS_OK : STATUS_ERROR;
}

status_t start_ina(driver_handle_t device)
{
    return STATUS_OK;
}

status_t stop_ina(driver_handle_t device)
{
    return STATUS_OK;
}

const char* dump_ina(driver_handle_t device)
{
    static thread_local std::string buffer;
    buffer.clear();

    if (device == nullptr) {
        elog("Error dumping pca9555: device is null");
        return buffer.c_str();
    }

    try {
        ina_object* device_object = static_cast<ina_object*>(device);
        buffer                    = device_object->dump();
        return buffer.c_str();
    } catch (const std::exception& e) {
        elog("dump_ina failed: ${exception}", ("exception", e.what()));
        buffer.clear();
        return buffer.c_str();
    } catch (...) {
        elog("dump_ina failed: unknown exception");
        buffer.clear();
        return buffer.c_str();
    }
}

device_driver_t ina_device_driver = {
    .device_name = "Ina", .ctor = create_ina, .init = init_ina, .start = start_ina, .stop = stop_ina, .dump = dump_ina};

device_driver_t ina_device_driver_list[] = {ina_device_driver};

status_t register_device_driver(device_driver_t** device_driver, uint8_t* count)
{
    *device_driver = ina_device_driver_list;
    *count         = sizeof(ina_device_driver_list) / sizeof(ina_device_driver_list[0]);
    return STATUS_OK;
}

} // extern "C"