OpenHarmony-v5.0.3-Release/s

/*
 * 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.
 */

#include <parameters.h>
#include <hisysevent.h>

#include "fold_screen_controller/fold_screen_policy.h"
#include "fold_screen_controller/sensor_fold_state_manager/single_display_sensor_pocket_fold_state_manager.h"
#include "fold_screen_controller/sensor_fold_state_manager/sensor_fold_state_manager.h"
#include "session/screen/include/screen_session.h"
#include "screen_scene_config.h"

#include "window_manager_hilog.h"
#include "app_mgr_client.h"
#include "session_manager/include/screen_rotation_property.h"
#include "screen_session_manager.h"

#ifdef POWER_MANAGER_ENABLE
#include <power_mgr_client.h>
#endif

namespace OHOS::Rosen {
using OHOS::AppExecFwk::AppStateData;
using OHOS::AppExecFwk::ApplicationState;
namespace {
constexpr HiviewDFX::HiLogLabel LABEL = {LOG_CORE, HILOG_DOMAIN_DISPLAY, "SingleDisplaySensorPocketFoldStateManager"};
const std::string CAMERA_NAME = "camera";
constexpr float ANGLE_MIN_VAL = 0.0F;
constexpr float ALTA_HALF_FOLDED_MAX_THRESHOLD = 140.0F;
constexpr float CLOSE_ALTA_HALF_FOLDED_MIN_THRESHOLD = 70.0F;
constexpr float OPEN_ALTA_HALF_FOLDED_MIN_THRESHOLD = 25.0F;
constexpr float ALTA_HALF_FOLDED_BUFFER = 10.0F;
constexpr float LARGER_BOUNDARY_FOR_ALTA_THRESHOLD = 90.0F;
constexpr float CAMERA_MAX_VAL = 100.0F;
constexpr int32_t LARGER_BOUNDARY_FLAG = 1;
constexpr int32_t SMALLER_BOUNDARY_FLAG = 0;
constexpr int32_t HALL_THRESHOLD = 1;
constexpr int32_t HALL_FOLDED_THRESHOLD = 0;
constexpr float TENT_MODE_EXIT_MIN_THRESHOLD = 5.0F;
constexpr float TENT_MODE_EXIT_MAX_THRESHOLD = 175.0F;
constexpr float HOVER_STATUS_EXIT_MIN_THRESHOLD = 5.0F;
constexpr float HOVER_STATUS_EXIT_MAX_THRESHOLD = 175.0F;
} // namespace

SingleDisplaySensorPocketFoldStateManager::SingleDisplaySensorPocketFoldStateManager()
{
    auto stringListConfig = ScreenSceneConfig::GetStringListConfig();
    if (stringListConfig.count("hallSwitchApp") != 0) {
        hallSwitchPackageNameList_ = stringListConfig["hallSwitchApp"];
    }
}
SingleDisplaySensorPocketFoldStateManager::~SingleDisplaySensorPocketFoldStateManager() {}

void SingleDisplaySensorPocketFoldStateManager::HandleAngleChange(float angle, int hall,
    sptr<FoldScreenPolicy> foldScreenPolicy)
{
    currentAngle_ = angle;
    SetCameraFoldStrategy(angle);
    if (isInCameraFoldStrategy_) {
        HandleSensorChange(FoldStatus::FOLDED, angle, foldScreenPolicy);
        SetCameraRotationStatusChange(angle, hall);
        return;
    }
    SetCameraRotationStatusChange(angle, hall);
    if (IsTentMode()) {
        return TentModeHandleSensorChange(angle, hall, foldScreenPolicy);
    }
    FoldStatus nextState = GetNextFoldState(angle, hall);
    HandleSensorChange(nextState, angle, foldScreenPolicy);
}

void SingleDisplaySensorPocketFoldStateManager::HandleHallChange(float angle, int hall,
    sptr<FoldScreenPolicy> foldScreenPolicy)
{
    currentHall_ = hall;
    TLOGI(WmsLogTag::DMS, "isInCameraFoldStrategy_:%{public}d", isInCameraFoldStrategy_);
    SetCameraFoldStrategy(angle);
    if (isInCameraFoldStrategy_) {
        HandleSensorChange(FoldStatus::FOLDED, angle, foldScreenPolicy);
        SetCameraRotationStatusChange(angle, hall);
        if (hall == HALL_THRESHOLD) {
            PowerMgr::PowerMgrClient::GetInstance().WakeupDeviceAsync();
        }
        return;
    }
    SetCameraRotationStatusChange(angle, hall);
    if (IsTentMode()) {
        return TentModeHandleSensorChange(angle, hall, foldScreenPolicy);
    }
    FoldStatus nextState = GetNextFoldState(angle, hall);
    HandleSensorChange(nextState, angle, foldScreenPolicy);
}

void SingleDisplaySensorPocketFoldStateManager::UpdateSwitchScreenBoundaryForLargeFoldDevice(float angle, int hall)
{
    if (hall == HALL_FOLDED_THRESHOLD) {
        allowUserSensorForLargeFoldDevice = SMALLER_BOUNDARY_FLAG;
    } else if (angle >= LARGER_BOUNDARY_FOR_ALTA_THRESHOLD) {
        allowUserSensorForLargeFoldDevice = LARGER_BOUNDARY_FLAG;
    }
}

void SingleDisplaySensorPocketFoldStateManager::SetCameraFoldStrategy(float angle)
{
    FoldStatus currentState = GetCurrentState();

    if (angle >= CAMERA_MAX_VAL) {
        if (isInCameraFoldStrategy_ != false) {
            isInCameraFoldStrategy_ = false;
            TLOGI(WmsLogTag::DMS, "Disable CameraFoldStrategy, angle: %{public}f, currentFoldState: %{public}d. ",
                angle, currentState);
        }
        return;
    }
    if (applicationStateObserver_ == nullptr) {
        return;
    }
    if (applicationStateObserver_->GetForegroundApp().empty()) {
        return;
    }
    if (applicationStateObserver_->GetForegroundApp().find(CAMERA_NAME) != std::string::npos &&
        currentState == FoldStatus::FOLDED) {
        if (isInCameraFoldStrategy_ != true) {
            isInCameraFoldStrategy_ = true;
            TLOGI(WmsLogTag::DMS, "Enable CameraFoldStrategy, angle: %{public}f, currentFoldState: %{public}d, ",
                angle, currentState);
        }
    }
}

void SingleDisplaySensorPocketFoldStateManager::SetCameraRotationStatusChange(float angle, int hall)
{
    if (hall == HALL_FOLDED_THRESHOLD) {
        if (isCameraRotationStrategy_) {
            TLOGI(WmsLogTag::DMS, "hall is %{public}d, exit cemera status", hall);
            ScreenRotationProperty::HandleHoverStatusEventInput(DeviceHoverStatus::CAMERA_STATUS_CANCEL);
            isCameraRotationStrategy_ = false;
        }
        return;
    }

    if ((std::isless(angle, HOVER_STATUS_EXIT_MIN_THRESHOLD)) ||
        (std::isgreater(angle, HOVER_STATUS_EXIT_MAX_THRESHOLD))) {
        if (isCameraRotationStrategy_) {
            TLOGI(WmsLogTag::DMS, "angle is:%{public}f, exit camera status", angle);
            ScreenRotationProperty::HandleHoverStatusEventInput(DeviceHoverStatus::CAMERA_STATUS_CANCEL);
            isCameraRotationStrategy_ = false;
        }
        return;
    }

    if (applicationStateObserver_ == nullptr) {
        return;
    }
    if ((angle > ANGLE_MIN_VAL) && (angle < CAMERA_MAX_VAL) &&
        (applicationStateObserver_->GetForegroundApp().find(CAMERA_NAME) != std::string::npos)) {
        // "< 1e-6" means validSensorRotation is 0.
        if (fabsf(ScreenSessionManager::GetInstance().GetScreenSession(0)->GetValidSensorRotation() - 0.f) < 1e-6) {
            TLOGI(WmsLogTag::DMS, "angle is:%{public}f and is camera app, but SensorRotation is 0,"
                "not into camera status", angle);
        } else {
            if (!isCameraRotationStrategy_) {
                TLOGI(WmsLogTag::DMS, "angle is:%{public}f and is camera app, into camera status", angle);
                ScreenRotationProperty::HandleHoverStatusEventInput(DeviceHoverStatus::CAMERA_STATUS);
                isCameraRotationStrategy_ = true;
            }
        }
    } else {
        if (isCameraRotationStrategy_) {
            TLOGI(WmsLogTag::DMS, "angle is:%{public}f or is not camera app, exit camera status", angle);
            if (std::isgreater(angle, CAMERA_MAX_VAL)) {
                ScreenRotationProperty::HandleHoverStatusEventInput(DeviceHoverStatus::CAMERA_STATUS_CANCEL, false);
            } else {
                ScreenRotationProperty::HandleHoverStatusEventInput(DeviceHoverStatus::CAMERA_STATUS_CANCEL);
            }
            isCameraRotationStrategy_ = false;
        }
    }
}

FoldStatus SingleDisplaySensorPocketFoldStateManager::GetNextFoldState(float angle, int hall)
{
    UpdateSwitchScreenBoundaryForLargeFoldDevice(angle, hall);
    FoldStatus currentState = GetCurrentState();
    if (std::isless(angle, ANGLE_MIN_VAL)) {
        return currentState;
    }
    FoldStatus state;

    if (allowUserSensorForLargeFoldDevice == SMALLER_BOUNDARY_FLAG) {
        if (hall == HALL_FOLDED_THRESHOLD) {
            state = FoldStatus::FOLDED;
        } else if (std::islessequal(angle, ALTA_HALF_FOLDED_MAX_THRESHOLD - ALTA_HALF_FOLDED_BUFFER) &&
            hall == HALL_THRESHOLD) {
            state = FoldStatus::HALF_FOLD;
        } else if (std::isgreaterequal(angle, ALTA_HALF_FOLDED_MAX_THRESHOLD)) {
            state = FoldStatus::EXPAND;
        } else {
            state = currentState;
            if (state == FoldStatus::UNKNOWN) {
                state = FoldStatus::HALF_FOLD;
            }
        }
        return state;
    }

    if (hall == HALL_THRESHOLD && angle == OPEN_ALTA_HALF_FOLDED_MIN_THRESHOLD) {
        state = currentState;
    } else if (std::islessequal(angle, CLOSE_ALTA_HALF_FOLDED_MIN_THRESHOLD)) {
        state = FoldStatus::FOLDED;
    } else if (std::islessequal(angle, ALTA_HALF_FOLDED_MAX_THRESHOLD - ALTA_HALF_FOLDED_BUFFER) &&
        std::isgreater(angle, CLOSE_ALTA_HALF_FOLDED_MIN_THRESHOLD + ALTA_HALF_FOLDED_BUFFER)) {
        state = FoldStatus::HALF_FOLD;
    } else if (std::isgreaterequal(angle, ALTA_HALF_FOLDED_MAX_THRESHOLD)) {
        state = FoldStatus::EXPAND;
    } else {
        state = currentState;
        if (state == FoldStatus::UNKNOWN) {
            state = FoldStatus::HALF_FOLD;
        }
    }
    return state;
}

void SingleDisplaySensorPocketFoldStateManager::RegisterApplicationStateObserver()
{
    applicationStateObserver_ = new (std::nothrow) ApplicationStatePocketObserver();
    auto appMgrClient_ = DelayedSingleton<AppExecFwk::AppMgrClient>::GetInstance();
    if (applicationStateObserver_ == nullptr) {
        TLOGI(WmsLogTag::DMS, "applicationStateObserver_ is nullptr.");
        return;
    }
    if (appMgrClient_ == nullptr) {
        TLOGE(WmsLogTag::DMS, "appMgrClient_ is nullptr.");
    } else {
        auto flag = static_cast<int32_t>(
            appMgrClient_->RegisterApplicationStateObserver(applicationStateObserver_, hallSwitchPackageNameList_));
        if (flag != ERR_OK) {
            TLOGE(WmsLogTag::DMS, "Register app debug listener failed.");
        } else {
            TLOGI(WmsLogTag::DMS, "Register app debug listener success.");
        }
    }
    applicationStateObserver_->RegisterCameraForegroundChanged([&]() {
        TLOGI(WmsLogTag::DMS, "onCameraForeground, angle: %{public}f, hall: %{public}d", currentAngle_, currentHall_);
        if (GetCurrentState() == FoldStatus::FOLDED) {
            SetCameraFoldStrategy(currentAngle_);
            SetCameraRotationStatusChange(currentAngle_, currentHall_);
        }
    });
}

void SingleDisplaySensorPocketFoldStateManager::HandleTentChange(bool isTent,
    sptr<FoldScreenPolicy> foldScreenPolicy, int32_t hall)
{
    bool isNotRepeated = isTent ^ IsTentMode();
    if (!isNotRepeated) {
        WLOGI("Repeat reporting tent mode:%{public}s, no processing", (isTent == true) ? "on" : "off");
        return;
    }

    SetTentMode(isTent);
    if (foldScreenPolicy == nullptr) {
        WLOGE("foldScreenPolicy is nullptr");
        return;
    }

    if (isTent) {
        ReportTentStatusChange(ReportTentModeStatus::NORMAL_ENTER_TENT_MODE);
        HandleSensorChange(FoldStatus::FOLDED, currentAngle_, foldScreenPolicy);
        foldScreenPolicy->ChangeOnTentMode(FoldStatus::FOLDED);
        ScreenRotationProperty::HandleHoverStatusEventInput(DeviceHoverStatus::TENT_STATUS);
    } else {
        FoldStatus nextState = FoldStatus::UNKNOWN;
        if (hall == -1) {
            nextState = GetNextFoldState(currentAngle_, currentHall_);
        } else {
            nextState = GetNextFoldState(currentAngle_, hall);
        }
        HandleSensorChange(nextState, currentAngle_, foldScreenPolicy);
        ReportTentStatusChange(ReportTentModeStatus::NORMAL_EXIT_TENT_MODE);
        foldScreenPolicy->ChangeOffTentMode();
        ScreenRotationProperty::HandleHoverStatusEventInput(DeviceHoverStatus::TENT_STATUS_CANCEL);
    }
}

bool SingleDisplaySensorPocketFoldStateManager::TriggerTentExit(float angle, int hall)
{
    if (hall == HALL_FOLDED_THRESHOLD) {
        ReportTentStatusChange(ReportTentModeStatus::ABNORMAL_EXIT_TENT_MODE_DUE_TO_HALL);
        WLOGI("Exit tent mode due to hall sensor report folded");
        return true;
    }

    if (std::isless(angle, TENT_MODE_EXIT_MIN_THRESHOLD) || std::isgreater(angle, TENT_MODE_EXIT_MAX_THRESHOLD)) {
        ReportTentStatusChange(ReportTentModeStatus::ABNORMAL_EXIT_TENT_MODE_DUE_TO_ANGLE);
        WLOGI("Exit tent mode due to angle sensor report angle:%{public}f", angle);
        return true;
    }

    return false;
}

void SingleDisplaySensorPocketFoldStateManager::TentModeHandleSensorChange(float angle, int hall,
    sptr<FoldScreenPolicy> foldScreenPolicy)
{
    if (TriggerTentExit(angle, hall)) {
        FoldStatus nextState = GetNextFoldState(angle, hall);
        HandleSensorChange(nextState, angle, foldScreenPolicy);
        TLOGI(WmsLogTag::DMS, "exit tent mode. angle: %{public}f, hall: %{public}d", angle, hall);
        SetTentMode(false);
        ScreenRotationProperty::HandleHoverStatusEventInput(DeviceHoverStatus::TENT_STATUS_CANCEL);
    }
}

void SingleDisplaySensorPocketFoldStateManager::ReportTentStatusChange(ReportTentModeStatus tentStatus)
{
    int32_t status = static_cast<int32_t>(tentStatus);
    TLOGI(WmsLogTag::DMS, "report tentStatus: %{public}d", status);
    int32_t ret = HiSysEventWrite(
        OHOS::HiviewDFX::HiSysEvent::Domain::WINDOW_MANAGER,
        "FOLD_TENT_MODE",
        OHOS::HiviewDFX::HiSysEvent::EventType::BEHAVIOR,
        "FOLD_TENT_STATUS", status);
    if (ret != 0) {
        TLOGE(WmsLogTag::DMS, "Write HiSysEvent error, ret: %{public}d", ret);
    }
}

ApplicationStatePocketObserver::ApplicationStatePocketObserver() {}

void ApplicationStatePocketObserver::RegisterCameraForegroundChanged(std::function<void()> callback)
{
    onCameraForegroundChanged_ = callback;
}

void ApplicationStatePocketObserver::OnForegroundApplicationChanged(const AppStateData &appStateData)
{
    if (appStateData.state == static_cast<int32_t>(ApplicationState::APP_STATE_FOREGROUND)) {
        foregroundBundleName_ = appStateData.bundleName;
    }
    if (appStateData.state == static_cast<int32_t>(ApplicationState::APP_STATE_BACKGROUND)
        && foregroundBundleName_.compare(appStateData.bundleName) == 0) {
        foregroundBundleName_ = "" ;
    }
    if (appStateData.bundleName.find(CAMERA_NAME) != std::string::npos) {
        if (onCameraForegroundChanged_ == nullptr) {
            TLOGE(WmsLogTag::DMS, "onCameraForegroundChanged_ not register");
            return;
        }
        onCameraForegroundChanged_();
    }
}

std::string ApplicationStatePocketObserver::GetForegroundApp()
{
    return foregroundBundleName_;
}
} // namespace OHOS::Rosen