/*
 * Copyright (C) 2023, KylinSoft Co., Ltd.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 *
 */

import QtQuick 2.12
import QtQuick.Layouts 1.12
import QtQuick.Controls 2.5
import AppControls2 1.0 as AppControls2
import org.ukui.menu.core 1.0

SwipeView {
    id: root
    interactive: false
    // 5.15
    // required property AppPageHeader appPageHeader
    // 5.12
    property AppPageHeader appPageHeader: null
    property bool isAppListShow: appList.visible

    function resetFocus() {
        if (appList.visible) {
            appList.resetListFocus();
        } else {
            selectionPage.viewFocusEnable();
        }
    }

    Item {
        id: appListBase
        AppList {
            id: appList
            anchors.fill: parent
            anchors.leftMargin: 4
            onLabelItemClicked: {
                appList.visible = false;
                selectionPage.viewShowStart();
            }
            onTitleChanged: {
                appPageHeader.title = title;
            }
        }

        SelectionPage {
            id: selectionPage
            anchors.fill: parent
            anchors.bottomMargin: 54
            visible: !appList.visible
            onViewHideFinished: appList.visible = true
            onLabelSelected: appList.labelSelection(labelId)
        }
    }

    Loader {
        id: folderPageLoader
        active: false
        sourceComponent: Component {
            AppListView {
                model: modelManager.getFolderModel()
                delegate: Component {
                    Loader {
                        width: ListView.view ? ListView.view.width : 0; height: 40
                        property string id: model.id
                        property string name: model.name
                        property string icon: model.icon
                        sourceComponent: AppControls2.AppItem {
                            acceptedButtons: Qt.LeftButton | Qt.RightButton
                            onClicked: {
                                if (mouse.button === Qt.RightButton) {
                                    menuManager.showMenu(id, MenuInfo.FolderPage);
                                    return;
                                }
                                if (mouse.button === Qt.LeftButton) {
                                    appManager.launchApp(id);
                                    return;
                                }
                            }
                        }
                    }
                }
            }
        }

        function showFolderPage(folderId, folderName) {
            active = true;
            item.model.setFolderId(folderId);
            appPageHeader.title = folderName;
            appPageHeader.content = folderPageHeader;
            root.currentIndex = SwipeView.index;
        }
        function hideFolderPage() {
            root.currentIndex = appListBase.SwipeView.index;
            appPageHeader.title = appList.title;
            appPageHeader.content = null;
            //active = false;
        }

        Component.onCompleted: {
            appList.openFolderPageSignal.connect(showFolderPage);
        }
    }

    Component {
        id: folderPageHeader
        Item {
            RowLayout {
                anchors.fill: parent
                anchors.leftMargin: 12
                anchors.rightMargin: 30
                spacing: 2

                ThemeIcon {
                    Layout.fillWidth: true
                    Layout.fillHeight: true
                    Layout.maximumWidth: 16
                    Layout.maximumHeight: 16
                    Layout.alignment: Qt.AlignVCenter
                    source: "image://appicon/ukui-start-symbolic"
                    MouseArea {
                        anchors.fill: parent
                        onClicked: folderPageLoader.hideFolderPage();
                    }
                }

                EditText {
                    Layout.fillWidth: true
                    Layout.fillHeight: true
                }
            }
        }
    }
}