/*

 * Copyright (c) 2024 Huawei Device Co., Ltd.

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *     http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */



/**

 * @addtogroup OH_BatteryInfo

 * @{

 *

 * @brief Provides the definition of the C interface for the BatteryInfo module.

 *

 * @since 13

 * @version 1.0

 */

/**

 * @file ohbattery_info.h

 *

 * @brief Declares the battery APIs that are used to obtain the current battery capacity and power supply type and

 * define common battery events.

 * @library libohbattery_info.so

 * @kit BasicServicesKit

 * @syscap SystemCapability.PowerManager.BatteryManager.Core

 * @since 13

 * @version 1.0

 */



#ifndef OHBATTERY_INFO_HEADER

#define OHBATTERY_INFO_HEADER

#include <stdint.h>

#ifdef __cplusplus

extern "C" {

#endif /* __cplusplus */



/**

 * @brief Defines the common event indicating a battery capacity change.

 *

 * @since 13

 * @version 1.0

 */

static const char* COMMON_EVENT_KEY_CAPACITY = "soc";

/**

 * @brief Defines the common event indicating a charging status change.

 *

 * @since 13

 * @version 1.0

 */

static const char* COMMON_EVENT_KEY_CHARGE_STATE = "chargeState";

/**

 * @brief Defines the common event indicating a battery plugged type change.

 *

 * @since 13

 * @version 1.0

 */

static const char* COMMON_EVENT_KEY_PLUGGED_TYPE = "pluggedType";



/**

 * @brief Enumerates the battery plugged types.

 *

 * @since 13

 * @version 1.0

 */

typedef enum {

    /**

     * No power supply.

     *

     * @since 13

     */

    PLUGGED_TYPE_NONE,

    /**

     * AC charging.

     *

     * @since 13

     */

    PLUGGED_TYPE_AC,

    /**

     * USB DC charging.

     *

     * @since 13

     */

    PLUGGED_TYPE_USB,

    /**

     * Wireless charging.

     *

     * @since 13

     */

    PLUGGED_TYPE_WIRELESS,

    /**

     * Unknown type.

     *

     * @since 13

     */

    PLUGGED_TYPE_BUTT

} BatteryInfo_BatteryPluggedType;



/**

 * @brief Obtains the current battery capacity in percent.

 *

 * @return A number in the range from 0 to 100.

 * @since 13

 */

int32_t OH_BatteryInfo_GetCapacity();



/**

 * @brief Obtains the battery plugged type.

 *

 * @return <ul>

 *         <li>{@link PLUGGED_TYPE_NONE} if there is no power supply;</li>

 *         <li>{@link PLUGGED_TYPE_AC} if the power supply is in AC charging mode;</li>

 *         <li>{@link PLUGGED_TYPE_USB} if the power supply is in USB DC charging mode;</li>

 *         <li>{@link PLUGGED_TYPE_WIRELESS} if the power supply is in wireless charging mode;</li>

 *         <li>{@link PLUGGED_TYPE_BUTT} if the battery plugged type is unknown.</li>

 *         </ul>

 * @since 13

 */

BatteryInfo_BatteryPluggedType OH_BatteryInfo_GetPluggedType();

#ifdef __cplusplus

}

#endif /* __cplusplus */

#endif /* OHBATTERY_INFO_HEADER */



/** @} */