// SPDX-License-Identifier: GPL-3.0-or-later

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*
* Copyright (C) 2013 - 2024, nymea GmbH
* Copyright (C) 2024 - 2025, chargebyte austria GmbH
*
* This file is part of nymea-app-energy-overlay.
*
* nymea-app-energy-overlay 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.
*
* nymea-app-energy-overlay 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 nymea-app-energy-overlay. If not, see <https://www.gnu.org/licenses/>.
*
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

import QtQuick
import QtQuick.Controls
import QtQuick.Layouts

import Nymea as N
import "qrc:/ui/components"

Item {
    id: root

    property string title: ""
    property string iconSource: ""
    property string iconSourceActive: ""

    property int animationSpeed: 250
    property bool animationEnabled: false
    property bool activeTab: false

    readonly property real expandedWidth: iconContainer.width + textWidth
    readonly property real textWidth: textLabel.implicitWidth + 2 * N.Style.margins

    onActiveTabChanged: {
        if (activeTab) {
            print("Active tab:", title, "implicit width", root.expandedWidth)
        }
    }

    Rectangle {
        id: background
        anchors.centerIn: parent
        height: parent.height
        width: activeTab ? contentRow.width : height
        radius: height / 2
        color: activeTab ? N.Style.accentColor : "transparent"
    }

    Row {
        id: contentRow
        anchors.centerIn: parent
        height: parent.height
        spacing: 0

        property color color: N.Style.foregroundColor

        Item {
            id: iconContainer
            width: N.Style.iconSize + (root.height - N.Style.iconSize) / 2
            height: root.height
            anchors.verticalCenter: parent.verticalCenter
            visible: root.iconSource.length > 0

            ColorIcon {
                anchors.verticalCenter: parent.verticalCenter
                anchors.right: parent.right
                width: N.Style.iconSize
                height: width
                name: root.activeTab ? root.iconSourceActive : root.iconSource
                color: root.activeTab ? contentRow.color : N.Style.accentColor
            }
        }

        Item {
            id: textContainer
            height: root.height
            anchors.verticalCenter: parent.verticalCenter
            width: activeTab ? textWidth : 0
            opacity: 0

            Label {
                id: textLabel
                anchors.verticalCenter: parent.verticalCenter
                anchors.left: parent.left
                anchors.leftMargin: N.Style.margins / 2
                text: root.title
                color: contentRow.color

            }
        }
    }

    states: [
        State {
            name: "active"
            when: root.activeTab == true

            PropertyChanges {
                target: textContainer
                width: textWidth
            }

            PropertyChanges {
                target: textContainer
                opacity: 1
            }
        },
        State {
            name: "inactive"
            when: root.activeTab == false

            PropertyChanges {
                target: textContainer
                width: 0
            }

            PropertyChanges {
                target: textContainer
                opacity: 0
            }
        }
    ]

    transitions: [
        Transition {
            from: "active"
            to: "inactive"
            // No transition, just do it...
        },
        Transition {
            from: "inactive"
            to: "active"

            SequentialAnimation {
                NumberAnimation {
                    properties: "width"
                    duration: root.animationSpeed
                    easing.type: Easing.Linear
                }
                SmoothedAnimation  {
                    properties: "opacity"
                    duration: root.animationSpeed
                }
            }
        }
    ]
}