xref: /ohos5.0/foundation/arkui/ace_engine/frameworks/core/components_ng/pattern/ui_extension/ui_extension_manager.cpp

/*
 * Copyright (c) 2023 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 "core/components_ng/pattern/ui_extension/ui_extension_manager.h"

#include "adapter/ohos/entrance/ace_container.h"
#include "core/components_ng/pattern/ui_extension/security_ui_extension_pattern.h"
#include "core/components_ng/pattern/ui_extension/ui_extension_pattern.h"

namespace OHOS::Ace::NG {
UIExtensionIdUtility::UIExtensionIdUtility() {}

UIExtensionIdUtility::~UIExtensionIdUtility() {}

int32_t UIExtensionIdUtility::ApplyExtensionId()
{
    std::lock_guard<std::mutex> poolMutex(poolMutex_);
    for (int32_t index = 0; index < UI_EXTENSION_ID_FIRST_MAX; index++) {
        if (!idPool_.test(index)) {
            idPool_.set(index, 1);
            return index + 1;
        }
    }
    return UI_EXTENSION_UNKNOW_ID;
}

void UIExtensionIdUtility::RecycleExtensionId(int32_t id)
{
    std::lock_guard<std::mutex> poolMutex(poolMutex_);
    if ((id > UI_EXTENSION_UNKNOW_ID) && (id <= UI_EXTENSION_ID_FIRST_MAX)) {
        idPool_.set(id - 1, 0);
    }
}

void UIExtensionManager::RegisterUIExtensionInFocus(
    const WeakPtr<UIExtensionPattern>& uiExtensionFocused, const WeakPtr<SessionWrapper>& sessionWrapper)
{
    securityUiExtensionFocused_ = nullptr;
    uiExtensionFocused_ = uiExtensionFocused;
    sessionWrapper_ = sessionWrapper;
}

void UIExtensionManager::RegisterSecurityUIExtensionInFocus(
    const WeakPtr<SecurityUIExtensionPattern>& uiExtensionFocused,
    const WeakPtr<SessionWrapper>& sessionWrapper)
{
    uiExtensionFocused_ = nullptr;
    securityUiExtensionFocused_ = uiExtensionFocused;
    sessionWrapper_ = sessionWrapper;
}

bool UIExtensionManager::OnBackPressed()
{
    auto sessionWrapper = sessionWrapper_.Upgrade();
    if (sessionWrapper) {
        return sessionWrapper->NotifyBackPressedSync();
    }

    return HandleUnfocusedModalUecBackPressed();
}

void UIExtensionManager::DumpUIExt()
{
    auto pattern = uiExtensionFocused_.Upgrade();
    CHECK_NULL_VOID(pattern);
    pattern->DumpOthers();
}

bool UIExtensionManager::HandleUnfocusedModalUecBackPressed()
{
    RefPtr<SessionWrapper> session = nullptr;
    {
        std::lock_guard<std::mutex> aliveUIExtensionMutex(aliveUIExtensionMutex_);
        for (auto item = aliveUIExtensions_.rbegin(); item != aliveUIExtensions_.rend(); ++item) {
            auto uiExtension = item->second.Upgrade();
            if (uiExtension == nullptr) {
                continue;
            }

            if (!uiExtension->IsModalUec()) {
                continue;
            }

            bool isForeground = uiExtension->IsForeground();
            bool isLastModal = IsLastModalUec(uiExtension->GetHost());
            TAG_LOGI(AceLogTag::ACE_UIEXTENSIONCOMPONENT, "HandleUnfocusedModalUecBackPressed,"
                " sessionId: %{public}d, isForeground: %{public}d, isLastModal: %{public}d",
                uiExtension->GetSessionId(), isForeground, isLastModal);
            if (!isForeground || !isLastModal) {
                continue;
            }

            session = uiExtension->GetSessionWrapper();
            break;
        }
    }

    if (session) {
        return session->NotifyBackPressedSync();
    }

    return false;
}

bool UIExtensionManager::IsLastModalUec(const RefPtr<FrameNode>& frameNode)
{
    CHECK_NULL_RETURN(frameNode, false);
    auto parentNode = frameNode->GetParent();
    CHECK_NULL_RETURN(parentNode, false);
    if (parentNode->GetTag() != V2::MODAL_PAGE_TAG) {
        TAG_LOGW(AceLogTag::ACE_UIEXTENSIONCOMPONENT,
            "parentNode not modalPage, parentNode tag: %{public}s",
            parentNode->GetTag().c_str());
        return false;
    }

    auto grandpaNode = parentNode->GetParent();
    if (grandpaNode == nullptr) {
        TAG_LOGW(AceLogTag::ACE_UIEXTENSIONCOMPONENT, "ModalPage no parent.");
        return false;
    }

    auto lastChild = grandpaNode->GetLastChild();
    if (lastChild == nullptr) {
        TAG_LOGW(AceLogTag::ACE_UIEXTENSIONCOMPONENT, "LastChild is null.");
        return false;
    }

    if (lastChild != parentNode) {
        TAG_LOGW(AceLogTag::ACE_UIEXTENSIONCOMPONENT, "ModalPage is not the last "
            "child of rootNode, lastChild tag: %{public}s, parentNode tag: %{public}s",
            lastChild->GetTag().c_str(), parentNode->GetTag().c_str());
        return false;
    }

    return true;
}

bool UIExtensionManager::IsWrapExtensionAbilityId(int64_t elementId)
{
    return elementId > UI_EXTENSION_OFFSET_MIN;
}

bool UIExtensionManager::SendAccessibilityEventInfo(const Accessibility::AccessibilityEventInfo& eventInfo,
    int64_t uiExtensionOffset, const RefPtr<PipelineBase>& pipeline)
{
    CHECK_NULL_RETURN(pipeline, false);
    auto instanceId = pipeline->GetInstanceId();
    auto window = Platform::AceContainer::GetUIWindow(instanceId);
    CHECK_NULL_RETURN(window, false);
    OHOS::Rosen::WMError ret = window->TransferAccessibilityEvent(eventInfo, uiExtensionOffset);
    return ret == OHOS::Rosen::WMError::WM_OK;
}

std::pair<int64_t, int64_t> UIExtensionManager::UnWrapExtensionAbilityId(int64_t extensionOffset, int64_t elementId)
{
    if (extensionOffset == 0) {
        return std::pair<int64_t, int64_t>(0, 0);
    }
    int64_t index = elementId / extensionOffset;
    int64_t abilityId = elementId % extensionOffset;
    return std::pair<int64_t, int64_t>(index, abilityId);
}

const RefPtr<FrameNode> UIExtensionManager::GetFocusUiExtensionNode()
{
    auto uiExtensionFocused = uiExtensionFocused_.Upgrade();
    CHECK_NULL_RETURN(uiExtensionFocused, nullptr);
    return uiExtensionFocused->GetHost();
}

int32_t UIExtensionManager::ApplyExtensionId()
{
    return UIExtensionIdUtility::GetInstance().ApplyExtensionId();
}

void UIExtensionManager::RecycleExtensionId(int32_t id)
{
    UIExtensionIdUtility::GetInstance().RecycleExtensionId(id);
}

void UIExtensionManager::AddAliveUIExtension(int32_t nodeId, const WeakPtr<UIExtensionPattern>& uiExtension)
{
    std::lock_guard<std::mutex> aliveUIExtensionMutex(aliveUIExtensionMutex_);
    aliveUIExtensions_.try_emplace(nodeId, uiExtension);
}

void UIExtensionManager::AddAliveUIExtension(
    int32_t nodeId, const WeakPtr<SecurityUIExtensionPattern>& uiExtension)
{
    aliveSecurityUIExtensions_.try_emplace(nodeId, uiExtension);
}

void UIExtensionManager::TransferOriginAvoidArea(const Rosen::AvoidArea& avoidArea, uint32_t type)
{
    for (const auto& it : aliveUIExtensions_) {
        auto uiExtension = it.second.Upgrade();
        if (uiExtension) {
            uiExtension->DispatchOriginAvoidArea(avoidArea, type);
        }
    }

    for (const auto& it : aliveSecurityUIExtensions_) {
        auto uiExtension = it.second.Upgrade();
        if (uiExtension) {
            uiExtension->DispatchOriginAvoidArea(avoidArea, type);
        }
    }
}

void UIExtensionManager::RemoveDestroyedUIExtension(int32_t nodeId)
{
    {
        std::lock_guard<std::mutex> aliveUIExtensionMutex(aliveUIExtensionMutex_);
        auto it = aliveUIExtensions_.find(nodeId);
        if (it != aliveUIExtensions_.end()) {
            aliveUIExtensions_.erase(nodeId);
        }
    }

    auto iter = aliveSecurityUIExtensions_.find(nodeId);
    if (iter != aliveSecurityUIExtensions_.end()) {
        aliveSecurityUIExtensions_.erase(nodeId);
    }
}

bool UIExtensionManager::NotifyOccupiedAreaChangeInfo(const sptr<Rosen::OccupiedAreaChangeInfo>& info)
{
    int32_t keyboardHeight = static_cast<int32_t>(info->rect_.height_);
    if (keyboardHeight != 0) {
        auto sessionWrapper = sessionWrapper_.Upgrade();
        return sessionWrapper && sessionWrapper->NotifyOccupiedAreaChangeInfo(info, true);
    }
    // keyboardHeight is 0, broadcast it.
    bool ret = false;
    for (const auto& it : aliveUIExtensions_) {
        auto uiExtension = it.second.Upgrade();
        if (uiExtension) {
            auto session = uiExtension->GetSessionWrapper();
            if (session && session->IsSessionValid()) {
                ret |= session->NotifyOccupiedAreaChangeInfo(info);
            }
        }
    }
    return ret;
}

void UIExtensionManager::NotifySizeChangeReason(
    WindowSizeChangeReason type, const std::shared_ptr<Rosen::RSTransaction>& rsTransaction)
{
    for (const auto& it : aliveUIExtensions_) {
        auto uiExtension = it.second.Upgrade();
        if (uiExtension) {
            uiExtension->NotifySizeChangeReason(type, rsTransaction);
        }
    }

    for (const auto& it : aliveSecurityUIExtensions_) {
        auto uiExtension = it.second.Upgrade();
        if (uiExtension) {
            uiExtension->NotifySizeChangeReason(type, rsTransaction);
        }
    }
}

bool UIExtensionManager::IsShowPlaceholder(int32_t nodeId)
{
    auto it = aliveUIExtensions_.find(nodeId);
    if (it != aliveUIExtensions_.end()) {
        auto uiExtension = it->second.Upgrade();
        if (uiExtension) {
            return uiExtension->IsShowPlaceholder();
        }
    }
    return true;
}
} // namespace OHOS::Ace::NG