/*
 * Copyright (C) 2018 The Android Open Source Project
 *
 * 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.
 */

#ifndef ANDROID_HARDWARE_THERMAL_V2_0_THERMAL_H
#define ANDROID_HARDWARE_THERMAL_V2_0_THERMAL_H

#include <android/hardware/thermal/2.0/IThermal.h>
#include <hidl/MQDescriptor.h>
#include <hidl/Status.h>

namespace android {
namespace hardware {
namespace thermal {
namespace V2_0 {
namespace implementation {

using ::android::sp;
using ::android::hardware::hidl_array;
using ::android::hardware::hidl_memory;
using ::android::hardware::hidl_string;
using ::android::hardware::hidl_vec;
using ::android::hardware::Return;
using ::android::hardware::Void;
using ::android::hardware::thermal::V1_0::CpuUsage;
using ::android::hardware::thermal::V2_0::CoolingType;
using ::android::hardware::thermal::V2_0::IThermal;
using CoolingDevice_1_0 = ::android::hardware::thermal::V1_0::CoolingDevice;
using CoolingDevice_2_0 = ::android::hardware::thermal::V2_0::CoolingDevice;
using Temperature_1_0 = ::android::hardware::thermal::V1_0::Temperature;
using Temperature_2_0 = ::android::hardware::thermal::V2_0::Temperature;
using ::android::hardware::thermal::V2_0::IThermalChangedCallback;
using ::android::hardware::thermal::V2_0::TemperatureThreshold;
using ::android::hardware::thermal::V2_0::TemperatureType;

struct CallbackSetting {
    CallbackSetting(sp<IThermalChangedCallback> callback, bool is_filter_type, TemperatureType type)
        : callback(callback), is_filter_type(is_filter_type), type(type) {}
    sp<IThermalChangedCallback> callback;
    bool is_filter_type;
    TemperatureType type;
};

class Thermal : public IThermal {
   public:
    // Methods from ::android::hardware::thermal::V1_0::IThermal follow.
    Return<void> getTemperatures(getTemperatures_cb _hidl_cb) override;
    Return<void> getCpuUsages(getCpuUsages_cb _hidl_cb) override;
    Return<void> getCoolingDevices(getCoolingDevices_cb _hidl_cb) override;

    // Methods from ::android::hardware::thermal::V2_0::IThermal follow.
    Return<void> getCurrentTemperatures(bool filterType, TemperatureType type,
                                        getCurrentTemperatures_cb _hidl_cb) override;
    Return<void> getTemperatureThresholds(bool filterType, TemperatureType type,
                                          getTemperatureThresholds_cb _hidl_cb) override;
    Return<void> registerThermalChangedCallback(
        const sp<IThermalChangedCallback>& callback, bool filterType, TemperatureType type,
        registerThermalChangedCallback_cb _hidl_cb) override;
    Return<void> unregisterThermalChangedCallback(
        const sp<IThermalChangedCallback>& callback,
        unregisterThermalChangedCallback_cb _hidl_cb) override;
    Return<void> getCurrentCoolingDevices(bool filterType, CoolingType type,
                                          getCurrentCoolingDevices_cb _hidl_cb) override;

   private:
    std::mutex thermal_callback_mutex_;
    std::vector<CallbackSetting> callbacks_;
};

}  // namespace implementation
}  // namespace V2_0
}  // namespace thermal
}  // namespace hardware
}  // namespace android

#endif  // ANDROID_HARDWARE_THERMAL_V2_0_THERMAL_H