//
// Copyright 2015 Ettus Research LLC
// Copyright 2018 Ettus Research, a National Instruments Company
//
// SPDX-License-Identifier: GPL-3.0-or-later
//

#include <uhd/types/sensors.h>
#include <string.h>
#include <stdexcept>
#include <string>

uhd_error uhd_sensor_value_make(uhd_sensor_value_handle* h)
{
    try {
        *h = new uhd_sensor_value_t;
    } catch (...) {
        return UHD_ERROR_UNKNOWN;
    }

    UHD_SAFE_C_SAVE_ERROR(
        (*h), (*h)->sensor_value_cpp = new uhd::sensor_value_t("", false, "", "");)
}

uhd_error uhd_sensor_value_make_from_bool(uhd_sensor_value_handle* h,
    const char* name,
    bool value,
    const char* utrue,
    const char* ufalse)
{
    try {
        *h = new uhd_sensor_value_t;
    } catch (...) {
        return UHD_ERROR_UNKNOWN;
    }

    UHD_SAFE_C_SAVE_ERROR(
        (*h),
        (*h)->sensor_value_cpp = new uhd::sensor_value_t(name, value, utrue, ufalse);)
}

uhd_error uhd_sensor_value_make_from_int(uhd_sensor_value_handle* h,
    const char* name,
    int value,
    const char* unit,
    const char* formatter)
{
    try {
        *h = new uhd_sensor_value_t;
    } catch (...) {
        return UHD_ERROR_UNKNOWN;
    }

    UHD_SAFE_C_SAVE_ERROR(
        (*h), std::string fmt(formatter); if (fmt.empty()) {
            (*h)->sensor_value_cpp = new uhd::sensor_value_t(name, value, unit);
        } else {
            (*h)->sensor_value_cpp = new uhd::sensor_value_t(name, value, unit, fmt);
        })
}

uhd_error uhd_sensor_value_make_from_realnum(uhd_sensor_value_handle* h,
    const char* name,
    double value,
    const char* unit,
    const char* formatter)
{
    try {
        *h = new uhd_sensor_value_t;
    } catch (...) {
        return UHD_ERROR_UNKNOWN;
    }

    UHD_SAFE_C_SAVE_ERROR(
        (*h), std::string fmt(formatter); if (fmt.empty()) {
            (*h)->sensor_value_cpp = new uhd::sensor_value_t(name, value, unit);
        } else {
            (*h)->sensor_value_cpp = new uhd::sensor_value_t(name, value, unit, fmt);
        })
}

uhd_error uhd_sensor_value_make_from_string(
    uhd_sensor_value_handle* h, const char* name, const char* value, const char* unit)
{
    try {
        *h = new uhd_sensor_value_t;
    } catch (...) {
        return UHD_ERROR_UNKNOWN;
    }

    UHD_SAFE_C_SAVE_ERROR(
        (*h), (*h)->sensor_value_cpp = new uhd::sensor_value_t(name, value, unit);)
}

uhd_error uhd_sensor_value_free(uhd_sensor_value_handle* h)
{
    UHD_SAFE_C(delete (*h)->sensor_value_cpp; delete *h; *h = NULL;)
}

uhd_error uhd_sensor_value_to_bool(uhd_sensor_value_handle h, bool* value_out)
{
    UHD_SAFE_C_SAVE_ERROR(h, *value_out = h->sensor_value_cpp->to_bool();)
}

uhd_error uhd_sensor_value_to_int(uhd_sensor_value_handle h, int* value_out)
{
    UHD_SAFE_C_SAVE_ERROR(h, *value_out = h->sensor_value_cpp->to_int();)
}

uhd_error uhd_sensor_value_to_realnum(uhd_sensor_value_handle h, double* value_out)
{
    UHD_SAFE_C_SAVE_ERROR(h, *value_out = h->sensor_value_cpp->to_real();)
}

uhd_error uhd_sensor_value_name(
    uhd_sensor_value_handle h, char* name_out, size_t strbuffer_len)
{
    UHD_SAFE_C_SAVE_ERROR(h, memset(name_out, '\0', strbuffer_len); strncpy(
        name_out, h->sensor_value_cpp->name.c_str(), strbuffer_len);)
}

uhd_error uhd_sensor_value_value(
    uhd_sensor_value_handle h, char* value_out, size_t strbuffer_len)
{
    UHD_SAFE_C_SAVE_ERROR(h, memset(value_out, '\0', strbuffer_len); strncpy(
        value_out, h->sensor_value_cpp->value.c_str(), strbuffer_len);)
}

uhd_error uhd_sensor_value_unit(
    uhd_sensor_value_handle h, char* unit_out, size_t strbuffer_len)
{
    UHD_SAFE_C_SAVE_ERROR(h, memset(unit_out, '\0', strbuffer_len); strncpy(
        unit_out, h->sensor_value_cpp->unit.c_str(), strbuffer_len);)
}

uhd_error uhd_sensor_value_data_type(
    uhd_sensor_value_handle h, uhd_sensor_value_data_type_t* data_type_out)
{
    UHD_SAFE_C_SAVE_ERROR(
        h, *data_type_out = uhd_sensor_value_data_type_t(h->sensor_value_cpp->type);)
}

uhd_error uhd_sensor_value_to_pp_string(
    uhd_sensor_value_handle h, char* pp_string_out, size_t strbuffer_len)
{
    UHD_SAFE_C_SAVE_ERROR(
        h, std::string pp_string_cpp = h->sensor_value_cpp->to_pp_string();
        memset(pp_string_out, '\0', strbuffer_len);
        strncpy(pp_string_out, pp_string_cpp.c_str(), strbuffer_len);)
}

uhd_error uhd_sensor_value_last_error(
    uhd_sensor_value_handle h, char* error_out, size_t strbuffer_len)
{
    UHD_SAFE_C(memset(error_out, '\0', strbuffer_len);
               strncpy(error_out, h->last_error.c_str(), strbuffer_len);)
}
