/*
 * Copyright (c) 2022 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.
 */

#include "background_task_mgr_stub.h"

#include <ipc_skeleton.h>
#include <string_ex.h>

#include "hitrace_meter.h"
#include "bgtaskmgr_inner_errors.h"
#include "bgtaskmgr_log_wrapper.h"
#include "delay_suspend_info.h"
#include "ibackground_task_mgr_ipc_interface_code.h"

using namespace std;

namespace OHOS {
namespace BackgroundTaskMgr {

ErrCode BackgroundTaskMgrStub::OnRemoteRequest(uint32_t code,
    MessageParcel& data, MessageParcel& reply, MessageOption& option)
{
    std::u16string descriptor = BackgroundTaskMgrStub::GetDescriptor();
    std::u16string remoteDescriptor = data.ReadInterfaceToken();
    if (descriptor != remoteDescriptor) {
        BGTASK_LOGE("BackgroundTaskMgrStub: Local descriptor not match remote.");
        return ERR_TRANSACTION_FAILED;
    }

    return HandleOnRemoteResquestFunc(code, data, reply, option);
}

void BackgroundTaskMgrStub::HandleContinuousTask(uint32_t code, MessageParcel& data, MessageParcel& reply)
{
    switch (code) {
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::START_BACKGROUND_RUNNING):
            HandleStartBackgroundRunning(data, reply);
            break;
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::UPDATE_BACKGROUND_RUNNING):
            HandleUpdateBackgroundRunning(data, reply);
            break;
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::STOP_BACKGROUND_RUNNING):
            HandleStopBackgroundRunning(data, reply);
            break;
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::GET_CONTINUOUS_TASK_APPS):
            HandleGetContinuousTaskApps(data, reply);
            break;
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::STOP_CONTINUOUS_TASK):
            HandleStopContinuousTask(data, reply);
            break;
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::REQUEST_BACKGROUND_RUNNING_FOR_INNER):
            HandleBackgroundRunningForInner(data, reply);
            break;
        default:
            BGTASK_LOGE("code is error");
    }
}

void BackgroundTaskMgrStub::HandleTransientTask(uint32_t code, MessageParcel& data, MessageParcel& reply)
{
    switch (code) {
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::REQUEST_SUSPEND_DELAY):
            HandleRequestSuspendDelay(data, reply);
            break;
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::CANCEL_SUSPEND_DELAY):
            HandleCancelSuspendDelay(data, reply);
            break;
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::GET_REMAINING_DELAY_TIME):
            HandleGetRemainingDelayTime(data, reply);
            break;
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::GET_TRANSIENT_TASK_APPS):
            HandleGetTransientTaskApps(data, reply);
            break;
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::PAUSE_TRANSIENT_TASK_TIME_FOR_INNER):
            HandlePauseTransientTaskTimeForInner(data, reply);
            break;
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::START_TRANSIENT_TASK_TIME_FOR_INNER):
            HandleStartTransientTaskTimeForInner(data, reply);
            break;
        default:
            BGTASK_LOGE("code is error");
    }
}

ErrCode BackgroundTaskMgrStub::HandleOnRemoteResquestFunc(uint32_t code,
    MessageParcel& data, MessageParcel& reply, MessageOption& option)
{
    switch (code) {
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::REQUEST_SUSPEND_DELAY):
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::CANCEL_SUSPEND_DELAY):
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::GET_REMAINING_DELAY_TIME):
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::GET_TRANSIENT_TASK_APPS):
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::PAUSE_TRANSIENT_TASK_TIME_FOR_INNER):
            [[fallthrough]];
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::START_TRANSIENT_TASK_TIME_FOR_INNER):
            HandleTransientTask(code, data, reply);
            break;
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::START_BACKGROUND_RUNNING):
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::UPDATE_BACKGROUND_RUNNING):
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::STOP_BACKGROUND_RUNNING):
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::GET_CONTINUOUS_TASK_APPS):
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::STOP_CONTINUOUS_TASK):
            [[fallthrough]];
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::REQUEST_BACKGROUND_RUNNING_FOR_INNER):
            HandleContinuousTask(code, data, reply);
            break;
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::SUBSCRIBE_BACKGROUND_TASK):
            HandleSubscribeBackgroundTask(data, reply);
            break;
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::UNSUBSCRIBE_BACKGROUND_TASK):
            HandleUnsubscribeBackgroundTask(data, reply);
            break;
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::APPLY_EFFICIENCY_RESOURCES):
            HandleApplyEfficiencyResources(data, reply);
            break;
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::RESET_ALL_EFFICIENCY_RESOURCES):
            HandleResetAllEfficiencyResources(data, reply);
            break;
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::GET_EFFICIENCY_RESOURCES_INFOS):
            HandleGetEfficiencyResourcesInfos(data, reply);
            break;
        case static_cast<uint32_t>(BackgroundTaskMgrStubInterfaceCode::SET_BGTASK_CONFIG):
            HandleSetBgTaskConfig(data, reply);
            break;
        default:
            BGTASK_LOGE("BackgroundTaskMgrStub: code is not match");
            return IRemoteStub::OnRemoteRequest(code, data, reply, option);
    }
    return ERR_OK;
}

ErrCode BackgroundTaskMgrStub::HandleRequestSuspendDelay(MessageParcel& data, MessageParcel& reply)
{
    HitraceScoped traceScoped(HITRACE_TAG_OHOS,
        "BackgroundTaskManager::TransientTask::Stub::HandleRequestSuspendDelay");

    std::u16string reason = data.ReadString16();
    sptr<IRemoteObject> callback = data.ReadRemoteObject();
    if (callback == nullptr) {
        BGTASK_LOGE("HandleRequestSuspendDelay Read callback fail.");
        return ERR_BGTASK_PARCELABLE_FAILED;
    }

    std::shared_ptr<DelaySuspendInfo> info;
    ErrCode result = RequestSuspendDelay(reason, iface_cast<IExpiredCallback>(callback), info);
    if (!reply.WriteInt32(result)) {
        BGTASK_LOGE("HandleRequestSuspendDelay Write result failed, ErrCode=%{public}d", result);
        return ERR_BGTASK_PARCELABLE_FAILED;
    }

    if (info == nullptr || !info->Marshalling(reply)) {
        BGTASK_LOGE("HandleRequestSuspendDelay Write result fail.");
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    return ERR_OK;
}

ErrCode BackgroundTaskMgrStub::HandleCancelSuspendDelay(MessageParcel& data, MessageParcel& reply)
{
    HitraceScoped traceScoped(HITRACE_TAG_OHOS,
        "BackgroundTaskManager::TransientTask::Stub::HandleCancelSuspendDelay");

    int32_t id = data.ReadInt32();
    ErrCode result = CancelSuspendDelay(id);
    if (!reply.WriteInt32(result)) {
        BGTASK_LOGE("HandleCancelSuspendDelay Write result failed, ErrCode=%{public}d", result);
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    return ERR_OK;
}

ErrCode BackgroundTaskMgrStub::HandleGetRemainingDelayTime(MessageParcel& data, MessageParcel& reply)
{
    HitraceScoped traceScoped(HITRACE_TAG_OHOS,
        "BackgroundTaskManager::TransientTask::Stub::HandleGetRemainingDelayTime");

    int32_t id = data.ReadInt32();
    int32_t time = 0;
    ErrCode result =  GetRemainingDelayTime(id, time);
    if (!reply.WriteInt32(result)) {
        BGTASK_LOGE("HandleGetRemainingDelayTime Write result failed, ErrCode=%{public}d", result);
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    if (!reply.WriteInt32(time)) {
        BGTASK_LOGE("HandleGetRemainingDelayTime Write result fail.");
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    return ERR_OK;
}

ErrCode BackgroundTaskMgrStub::HandleBackgroundRunningForInner(MessageParcel &data, MessageParcel &reply)
{
    HitraceScoped traceScoped(HITRACE_TAG_OHOS,
        "BackgroundTaskManager::ContinuousTask::Stub::HandleBackgroundRunningForInner");

    sptr<ContinuousTaskParamForInner> taskParam = data.ReadParcelable<ContinuousTaskParamForInner>();
    if (taskParam == nullptr) {
        BGTASK_LOGE("ContinuousTaskParamForInner ReadParcelable failed");
        return ERR_BGTASK_PARCELABLE_FAILED;
    }

    ErrCode result = RequestBackgroundRunningForInner(taskParam);
    if (!reply.WriteInt32(result)) {
        BGTASK_LOGE("HandleBackgroundRunningForInner write result failed, ErrCode=%{public}d", result);
        return ERR_BGTASK_PARCELABLE_FAILED;
    }

    return ERR_OK;
}

ErrCode BackgroundTaskMgrStub::HandleStartBackgroundRunning(MessageParcel &data, MessageParcel &reply)
{
    HitraceScoped traceScoped(HITRACE_TAG_OHOS,
        "BackgroundTaskManager::ContinuousTask::Stub::HandleStartBackgroundRunning");

    sptr<ContinuousTaskParam> taskParam = data.ReadParcelable<ContinuousTaskParam>();
    if (taskParam == nullptr) {
        BGTASK_LOGE("ContinuousTaskParam ReadParcelable failed");
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    BGTASK_LOGI("HandleStartBackgroundRunning start");
    ErrCode result = StartBackgroundRunning(taskParam);
    if (!reply.WriteInt32(result)) {
        BGTASK_LOGE("HandleStartBackgroundRunning write result failed, ErrCode=%{public}d", result);
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    if (!reply.WriteInt32(taskParam->notificationId_)) {
        BGTASK_LOGE("HandleStartBackgroundRunning write notificatinId failed");
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    BGTASK_LOGI("write notificationId %{public}d", taskParam->notificationId_);
    return ERR_OK;
}

ErrCode BackgroundTaskMgrStub::HandleUpdateBackgroundRunning(MessageParcel &data, MessageParcel &reply)
{
    HitraceScoped traceScoped(HITRACE_TAG_OHOS,
        "BackgroundTaskManager::ContinuousTask::Stub::HandleUpdateBackgroundRunning");

    sptr<ContinuousTaskParam> taskParam = data.ReadParcelable<ContinuousTaskParam>();
    if (taskParam == nullptr) {
        BGTASK_LOGE("ContinuousTaskParam ReadParcelable failed");
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    BGTASK_LOGI("HandleUpdateBackgroundRunning start");
    ErrCode result = UpdateBackgroundRunning(taskParam);
    if (!reply.WriteInt32(result)) {
        BGTASK_LOGE("HandleUpdateBackgroundRunning write result failed, ErrCode=%{public}d", result);
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    if (!reply.WriteInt32(taskParam->notificationId_)) {
        BGTASK_LOGE("HandleUpdateBackgroundRunning write notificatinId failed");
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    BGTASK_LOGI("write notificationId %{public}d", taskParam->notificationId_);
    return ERR_OK;
}

ErrCode BackgroundTaskMgrStub::HandleStopBackgroundRunning(MessageParcel &data, MessageParcel &reply)
{
    HitraceScoped traceScoped(HITRACE_TAG_OHOS,
        "BackgroundTaskManager::ContinuousTask::Stub::HandleStopBackgroundRunning");

    std::u16string u16AbilityName;
    if (!data.ReadString16(u16AbilityName)) {
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    std::string abilityName = Str16ToStr8(u16AbilityName);
    sptr<IRemoteObject> abilityToken = data.ReadRemoteObject();
    int32_t abilityId = data.ReadInt32();
    ErrCode result = StopBackgroundRunning(abilityName, abilityToken, abilityId);
    if (!reply.WriteInt32(result)) {
        BGTASK_LOGE("HandleStopBackgroundRunning write result failed, ErrCode=%{public}d", result);
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    return ERR_OK;
}

ErrCode BackgroundTaskMgrStub::HandleSubscribeBackgroundTask(MessageParcel& data, MessageParcel& reply)
{
    sptr<IRemoteObject> subscriber = data.ReadRemoteObject();
    if (subscriber == nullptr) {
        BGTASK_LOGE("HandleSubscribeBackgroundTask Read callback fail.");
        return ERR_BGTASK_PARCELABLE_FAILED;
    }

    ErrCode result = SubscribeBackgroundTask(iface_cast<IBackgroundTaskSubscriber>(subscriber));
    if (!reply.WriteInt32(result)) {
        BGTASK_LOGE("HandleSubscribeBackgroundTask Write result failed, ErrCode=%{public}d", result);
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    return ERR_OK;
}

ErrCode BackgroundTaskMgrStub::HandleUnsubscribeBackgroundTask(MessageParcel& data, MessageParcel& reply)
{
    sptr<IRemoteObject> subscriber = data.ReadRemoteObject();
    if (subscriber == nullptr) {
        BGTASK_LOGE("HandleUnsubscribeBackgroundTask Read callback fail.");
        return ERR_BGTASK_PARCELABLE_FAILED;
    }

    ErrCode result = UnsubscribeBackgroundTask(iface_cast<IBackgroundTaskSubscriber>(subscriber));
    if (!reply.WriteInt32(result)) {
        BGTASK_LOGE("HandleUnsubscribeBackgroundTask Write result failed, ErrCode=%{public}d", result);
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    return ERR_OK;
}

ErrCode BackgroundTaskMgrStub::HandleGetTransientTaskApps(MessageParcel& data, MessageParcel& reply)
{
    std::vector<std::shared_ptr<TransientTaskAppInfo>> appinfos;
    ErrCode result = GetTransientTaskApps(appinfos);
    if (!reply.WriteInt32(result)) {
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    reply.WriteInt32(appinfos.size());
    for (auto &info : appinfos) {
        if (info == nullptr) {
            return ERR_BGTASK_INVALID_PARAM;
        }
        if (!info->Marshalling(reply)) {
            return ERR_BGTASK_PARCELABLE_FAILED;
        }
    }
    return ERR_OK;
}

ErrCode BackgroundTaskMgrStub::HandlePauseTransientTaskTimeForInner(MessageParcel& data, MessageParcel& reply)
{
    int32_t uid = data.ReadInt32();
    ErrCode result = PauseTransientTaskTimeForInner(uid);
    if (!reply.WriteInt32(result)) {
        BGTASK_LOGE("HandlePauseTransientTaskTimeForInner write result failed, ErrCode=%{public}d", result);
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    return ERR_OK;
}

ErrCode BackgroundTaskMgrStub::HandleStartTransientTaskTimeForInner(MessageParcel& data, MessageParcel& reply)
{
    int32_t uid = data.ReadInt32();
    ErrCode result = StartTransientTaskTimeForInner(uid);
    if (!reply.WriteInt32(result)) {
        BGTASK_LOGE("HandleStartTransientTaskTimeForInner write result failed, ErrCode=%{public}d", result);
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    return ERR_OK;
}

ErrCode BackgroundTaskMgrStub::HandleGetContinuousTaskApps(MessageParcel& data, MessageParcel& reply)
{
    std::vector<std::shared_ptr<ContinuousTaskCallbackInfo>> appInfos;
    ErrCode result = GetContinuousTaskApps(appInfos);
    if (!reply.WriteInt32(result)) {
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    reply.WriteInt32(appInfos.size());
    for (auto &info : appInfos) {
        if (info == nullptr) {
            return ERR_BGTASK_INVALID_PARAM;
        }
        if (!info->Marshalling(reply)) {
            return ERR_BGTASK_PARCELABLE_FAILED;
        }
    }
    return ERR_OK;
}

ErrCode BackgroundTaskMgrStub::HandleApplyEfficiencyResources(MessageParcel& data, MessageParcel& reply)
{
    HitraceScoped traceScoped(HITRACE_TAG_OHOS,
        "BackgroundTaskManager::EfficiencyResource::Stub::HandleApplyEfficiencyResources");

    BGTASK_LOGD("start receive data in apply res function from bgtask proxy");
    sptr<EfficiencyResourceInfo> resourceInfoPtr = data.ReadParcelable<EfficiencyResourceInfo>();
    if (resourceInfoPtr == nullptr) {
        BGTASK_LOGE("EfficiencyResourceInfo ReadParcelable failed");
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    ErrCode result = ApplyEfficiencyResources(resourceInfoPtr);
    if (!reply.WriteInt32(result)) {
        BGTASK_LOGE("HandleApplyEfficiencyResources write result failed, ErrCode=%{public}d", result);
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    return ERR_OK;
}

ErrCode BackgroundTaskMgrStub::HandleResetAllEfficiencyResources(MessageParcel& data, MessageParcel& reply)
{
    HitraceScoped traceScoped(HITRACE_TAG_OHOS,
        "BackgroundTaskManager::EfficiencyResource::Stub::HandleResetAllEfficiencyResources");

    BGTASK_LOGD("start receive data in reset all res function from bgtask proxy");
    ErrCode result = ResetAllEfficiencyResources();
    if (!reply.WriteInt32(result)) {
        BGTASK_LOGE("HandleResetAllEfficiencyResources Write result failed, ErrCode=%{public}d", result);
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    return ERR_OK;
}

ErrCode BackgroundTaskMgrStub::HandleGetEfficiencyResourcesInfos(MessageParcel& data, MessageParcel& reply)
{
    std::vector<std::shared_ptr<ResourceCallbackInfo>> appInfos;
    std::vector<std::shared_ptr<ResourceCallbackInfo>> procInfos;
    ErrCode result = GetEfficiencyResourcesInfos(appInfos, procInfos);
    if (!reply.WriteInt32(result)) {
        BGTASK_LOGE("HandleGetEfficiencyResourcesInfos write result failed, ErrCode=%{public}d", result);
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    if (WriteInfoToParcel(appInfos, reply) != ERR_OK
        || WriteInfoToParcel(procInfos, reply) != ERR_OK) {
        BGTASK_LOGE("HandleGetEfficiencyResourcesInfos write result failed");
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    return ERR_OK;
}

ErrCode BackgroundTaskMgrStub::WriteInfoToParcel(
    const std::vector<std::shared_ptr<ResourceCallbackInfo>>& infoMap, MessageParcel& reply)
{
    reply.WriteInt32(infoMap.size());
    for (auto &info : infoMap) {
        if (info == nullptr) {
            return ERR_BGTASK_INVALID_PARAM;
        }
        if (!info->Marshalling(reply)) {
            return ERR_BGTASK_PARCELABLE_FAILED;
        }
    }
    return ERR_OK;
}

ErrCode BackgroundTaskMgrStub::HandleStopContinuousTask(MessageParcel& data, MessageParcel& reply)
{
    int32_t uid = data.ReadInt32();
    int32_t pid = data.ReadInt32();
    uint32_t taskType = data.ReadUint32();
    std::string key = data.ReadString();
    ErrCode result = StopContinuousTask(uid, pid, taskType, key);
    if (!reply.WriteInt32(result)) {
        BGTASK_LOGE("HandleStopContinuousTask write result failed, ErrCode=%{public}d", result);
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    return ERR_OK;
}

ErrCode BackgroundTaskMgrStub::HandleSetBgTaskConfig(MessageParcel& data, MessageParcel& reply)
{
    std::string configData;
    if (!data.ReadString(configData)) {
        BGTASK_LOGE("read parce configData error");
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    int32_t sourceType;
    if (!data.ReadInt32(sourceType)) {
        BGTASK_LOGE("read parce sourceType error");
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    ErrCode result = SetBgTaskConfig(configData, sourceType);
    if (!reply.WriteInt32(result)) {
        BGTASK_LOGE("HandleSetBgTaskConfig write result failed, ErrCode=%{public}d", result);
        return ERR_BGTASK_PARCELABLE_FAILED;
    }
    return ERR_OK;
}
}  // namespace BackgroundTaskMgr
}  // namespace OHOS