// SPDX-FileCopyrightText: 2020 George Florea Bănuș <georgefb899@gmail.com>
// SPDX-FileCopyrightText: 2026 Tri Vo Khac
// SPDX-License-Identifier: GPL-3.0-or-later

import QtQuick
import QtQuick.Controls
import QtQuick.Layouts
import org.kde.ki18n
import org.kde.kirigami as Kirigami

// One row of the playlist: row number, playing icon and file name.
Item {
    id: root

    required property int index
    required property url url
    required property string name
    required property bool isPlaying
    required property PlaylistModel playlist
    required property MpvItem mpv
    property real alpha: QtPotatoSettings.playlistOverlayVideo ? 0.6 : 1

    readonly property bool hovered: hoverHandler.hovered
    readonly property real fontSize: Kirigami.Theme.defaultFont.pointSize
    activeFocusOnTab: true

    function activate() {
        root.playlist.play(root.index)
    }

    function showContextMenu() {
        contextMenu.popup()
    }

    Keys.onReturnPressed: root.activate()
    Keys.onEnterPressed: root.activate()
    Keys.onMenuPressed: root.showContextMenu()
    Keys.onPressed: event => {
        if (event.key === Qt.Key_F10 && (event.modifiers & Qt.ShiftModifier)) {
            root.showContextMenu()
            event.accepted = true
        }
    }

    function labelColor(): color {
        if (root.isPlaying && !root.hovered) {
            return Kirigami.Theme.highlightedTextColor
        }
        return Kirigami.Theme.textColor
    }

    implicitWidth: ListView.view.width
    implicitHeight: fontSize * 3

    HoverHandler {
        id: hoverHandler
    }

    TapHandler {
        acceptedButtons: Qt.LeftButton
        onTapped: root.forceActiveFocus(Qt.MouseFocusReason)
        onDoubleTapped: root.playlist.play(root.index)
    }

    TapHandler {
        acceptedButtons: Qt.RightButton
        onTapped: contextMenu.popup()
    }

    Rectangle {
        anchors.fill: parent
        Kirigami.Theme.colorSet: Kirigami.Theme.View
        color: {
            if (root.isPlaying && !root.hovered) {
                return Qt.alpha(Kirigami.Theme.highlightColor, root.alpha)
            }
            if (root.hovered) {
                return Qt.alpha(Kirigami.Theme.hoverColor, root.alpha)
            }
            return Qt.alpha(Kirigami.Theme.backgroundColor, root.alpha)
        }

        border.width: root.activeFocus ? 2 : 0
        border.color: Kirigami.Theme.focusColor

        RowLayout {
            anchors.fill: parent
            spacing: Kirigami.Units.largeSpacing

            Label {
                text: root.index + 1
                color: root.labelColor()
                visible: QtPotatoSettings.playlistShowRowNumber
                font.pointSize: root.fontSize
                font.features: { "tnum": 1 }
                horizontalAlignment: Qt.AlignHCenter
                Layout.leftMargin: Kirigami.Units.largeSpacing
                Layout.preferredWidth: rowNumberMetrics.width
            }

            TextMetrics {
                id: rowNumberMetrics
                font.pointSize: root.fontSize
                text: String(root.playlist.count).replace(/./g, "0")
            }

            Rectangle {
                color: Qt.alpha(Kirigami.Theme.textColor, 0.2)
                visible: QtPotatoSettings.playlistShowRowNumber
                Layout.preferredWidth: 1
                Layout.fillHeight: true
                Layout.topMargin: Kirigami.Units.smallSpacing
                Layout.bottomMargin: Kirigami.Units.smallSpacing
            }

            Kirigami.Icon {
                source: "media-playback-start"
                color: root.labelColor()
                visible: root.isPlaying
                Layout.leftMargin: QtPotatoSettings.playlistShowRowNumber ? 0 : Kirigami.Units.largeSpacing
                Layout.preferredHeight: Kirigami.Units.iconSizes.smallMedium
                Layout.preferredWidth: Kirigami.Units.iconSizes.smallMedium
            }

            LabelWithTooltip {
                text: root.name
                toolTipText: root.url.toString().startsWith("file://") ? decodeURIComponent(root.url.toString().substring(7)) : root.url
                color: root.labelColor()
                elide: Text.ElideRight
                font.pointSize: root.fontSize
                font.bold: root.isPlaying
                verticalAlignment: Qt.AlignVCenter
                Layout.fillWidth: true
                Layout.leftMargin: !QtPotatoSettings.playlistShowRowNumber && !root.isPlaying ? Kirigami.Units.largeSpacing : 0
                Layout.rightMargin: Kirigami.Units.largeSpacing
            }

            Button {
                text: KI18n.i18nc("@action:button remove playlist item", "Remove")
                icon.name: "list-remove"
                display: AbstractButton.IconOnly
                flat: true
                Accessible.name: text
                ToolTip.text: text
                ToolTip.visible: hovered
                ToolTip.delay: Kirigami.Units.toolTipDelay
                Layout.preferredWidth: Kirigami.Units.iconSizes.smallMedium + Kirigami.Units.smallSpacing * 2
                Layout.rightMargin: Kirigami.Units.smallSpacing
                onClicked: root.playlist.remove(root.index)
            }
        }
    }

    AppMenu {
        id: contextMenu

        AppMenuItem {
            text: KI18n.i18nc("@action:inmenu", "Play")
            icon.name: "media-playback-start"
            onTriggered: root.playlist.play(root.index)
        }
        AppMenuItem {
            text: KI18n.i18nc("@action:inmenu", "Open Containing Folder")
            icon.name: "folder-open"
            enabled: root.url.toString().startsWith("file://")
            onTriggered: {
                const path = root.url.toString()
                Qt.openUrlExternally(path.substring(0, path.lastIndexOf("/")))
            }
        }
        MenuSeparator {}
        AppMenuItem {
            text: KI18n.i18nc("@action:inmenu", "Move Up")
            icon.name: "go-up"
            enabled: root.index > 0
            onTriggered: root.playlist.move(root.index, root.index - 1)
        }
        AppMenuItem {
            text: KI18n.i18nc("@action:inmenu", "Move Down")
            icon.name: "go-down"
            enabled: root.index < root.playlist.count - 1
            onTriggered: root.playlist.move(root.index, root.index + 1)
        }
        AppMenuItem {
            text: KI18n.i18nc("@action:inmenu", "Remove from Playlist")
            icon.name: "list-remove"
            onTriggered: root.playlist.remove(root.index)
        }
    }
}