import QtQuick
import Quickshell.Services.Mpris
import qs.Common
import qs.Services
import qs.Widgets

Item {
    id: widget

    readonly property var activePlayer: MprisController.activePlayer
    readonly property var players: MprisController.availablePlayers || []
    readonly property bool hasPlayer: activePlayer !== null && activePlayer !== undefined
    readonly property bool isPlaying: hasPlayer && activePlayer.playbackState === MprisPlaybackState.Playing

    function formatTime(seconds) {
        const total = Math.max(0, Math.floor(seconds || 0));
        const mins = Math.floor(total / 60);
        const secs = total % 60;
        return mins + ":" + (secs < 10 ? "0" : "") + secs;
    }

    function playerName(player) {
        if (!player)
            return "";

        return player.identity || player.dbusName || "Player";
    }

    Item {
        id: content

        anchors.fill: parent
        visible: widget.hasPlayer

        DankAlbumArt {
            id: art

            anchors.left: parent.left
            anchors.top: parent.top
            width: 84
            height: 84
            activePlayer: widget.activePlayer
            showAnimation: widget.isPlaying
        }

        Column {
            id: meta

            anchors.left: art.right
            anchors.leftMargin: Theme.spacingM
            anchors.right: parent.right
            anchors.top: parent.top
            anchors.topMargin: Theme.spacingXS
            spacing: 2

            StyledText {
                width: parent.width
                text: (widget.activePlayer && widget.activePlayer.trackTitle) ? widget.activePlayer.trackTitle : "Nothing playing"
                font.pixelSize: Theme.fontSizeLarge
                font.weight: Font.Medium
                color: Theme.surfaceText
                elide: Text.ElideRight
            }

            StyledText {
                width: parent.width
                text: (widget.activePlayer && widget.activePlayer.trackArtist) ? widget.activePlayer.trackArtist : ""
                font.pixelSize: Theme.fontSizeMedium
                color: Theme.surfaceVariantText
                elide: Text.ElideRight
                visible: text !== ""
            }

            StyledText {
                width: parent.width
                text: (widget.activePlayer && widget.activePlayer.trackAlbum) ? widget.activePlayer.trackAlbum : ""
                font.pixelSize: Theme.fontSizeSmall
                color: Theme.surfaceVariantText
                elide: Text.ElideRight
                visible: text !== ""
            }
        }

        DankSeekbar {
            id: seekbar

            anchors.left: parent.left
            anchors.right: parent.right
            anchors.top: art.bottom
            anchors.topMargin: Theme.spacingS
            height: 20
            activePlayer: widget.activePlayer
        }

        StyledText {
            id: positionLabel

            anchors.left: parent.left
            anchors.top: seekbar.bottom
            text: widget.formatTime(widget.activePlayer ? widget.activePlayer.position : 0)
            font.pixelSize: Theme.fontSizeSmall
            color: Theme.surfaceVariantText
        }

        StyledText {
            anchors.right: parent.right
            anchors.top: seekbar.bottom
            text: widget.formatTime(MprisController.activePlayerStableLength)
            font.pixelSize: Theme.fontSizeSmall
            color: Theme.surfaceVariantText
            visible: MprisController.activePlayerStableLength > 0
        }

        Row {
            id: transport

            anchors.horizontalCenter: parent.horizontalCenter
            anchors.top: positionLabel.bottom
            anchors.topMargin: Theme.spacingXS
            spacing: Theme.spacingM

            DankActionButton {
                anchors.verticalCenter: parent.verticalCenter
                iconName: "skip_previous"
                buttonSize: 38
                iconSize: 22
                iconColor: Theme.surfaceText
                enabled: widget.hasPlayer && widget.activePlayer.canGoPrevious
                onClicked: MprisController.previousOrRewind()
            }

            Rectangle {
                anchors.verticalCenter: parent.verticalCenter
                width: 46
                height: 46
                radius: width / 2
                color: Theme.primary
                opacity: (widget.hasPlayer && widget.activePlayer.canTogglePlaying) ? 1 : 0.5

                DankIcon {
                    anchors.centerIn: parent
                    name: widget.isPlaying ? "pause" : "play_arrow"
                    size: 26
                    color: Theme.onPrimary
                    weight: 500
                }

                MouseArea {
                    anchors.fill: parent
                    enabled: widget.hasPlayer && widget.activePlayer.canTogglePlaying
                    cursorShape: enabled ? Qt.PointingHandCursor : Qt.ArrowCursor
                    onClicked: widget.activePlayer.togglePlaying()
                }
            }

            DankActionButton {
                anchors.verticalCenter: parent.verticalCenter
                iconName: "skip_next"
                buttonSize: 38
                iconSize: 22
                iconColor: Theme.surfaceText
                enabled: widget.hasPlayer && widget.activePlayer.canGoNext
                onClicked: MprisController.next()
            }
        }

        // Source switcher - one chip per MPRIS player that is currently around.
        DankFlickable {
            id: sourceRow

            anchors.left: parent.left
            anchors.right: parent.right
            anchors.bottom: parent.bottom
            height: 30
            clip: true
            contentHeight: height
            contentWidth: sourceChips.width
            flickableDirection: Flickable.HorizontalFlick
            visible: widget.players.length > 1

            Row {
                id: sourceChips

                height: sourceRow.height
                spacing: Theme.spacingXS

                Repeater {
                    model: widget.players

                    delegate: Rectangle {
                        id: chip

                        required property var modelData

                        readonly property bool current: modelData === widget.activePlayer

                        width: chipLabel.implicitWidth + Theme.spacingM * 2
                        height: 26
                        anchors.verticalCenter: parent.verticalCenter
                        radius: height / 2
                        color: current ? Theme.primarySelected : (chipArea.containsMouse ? Theme.surfaceHover : Theme.withAlpha(Theme.surfaceLight, Theme.popupTransparency))
                        border.color: current ? Theme.primary : Theme.outlineLight
                        border.width: current ? 1 : Theme.layerOutlineWidth

                        StyledText {
                            id: chipLabel

                            anchors.centerIn: parent
                            text: widget.playerName(chip.modelData)
                            font.pixelSize: Theme.fontSizeSmall
                            font.weight: chip.current ? Font.Medium : Font.Normal
                            color: chip.current ? Theme.primary : Theme.surfaceText
                        }

                        MouseArea {
                            id: chipArea

                            anchors.fill: parent
                            hoverEnabled: true
                            cursorShape: Qt.PointingHandCursor
                            onClicked: MprisController.setActivePlayer(chip.modelData)
                        }
                    }
                }
            }
        }
    }

    Column {
        anchors.centerIn: parent
        spacing: Theme.spacingS
        visible: !widget.hasPlayer

        DankIcon {
            anchors.horizontalCenter: parent.horizontalCenter
            name: "music_off"
            size: Theme.iconSizeLarge
            color: Theme.surfaceVariantText
        }

        StyledText {
            anchors.horizontalCenter: parent.horizontalCenter
            text: "No media player running"
            font.pixelSize: Theme.fontSizeSmall
            color: Theme.surfaceVariantText
        }
    }
}