import QtQuick
import Quickshell
import Quickshell.Services.Pipewire
import qs.Common
import qs.Services
import qs.Widgets
import "../widgets"

FocusScope {
    id: root

    property var overlayRef: null

    readonly property var daemon: overlayRef ? overlayRef.daemon : null
    readonly property var pluginData: (daemon && daemon.pluginData) ? daemon.pluginData : ({})
    readonly property var targetScreen: overlayRef ? overlayRef.effectiveScreen : null
    readonly property real edgeMargin: Theme.spacingM
    // Changes when the overlay lands on a different monitor (or that monitor
    // changes resolution); widgets re-read their saved spot when it does.
    readonly property string screenKey: daemon ? daemon.screenKey(root.targetScreen) : ""
    readonly property real topLimit: topBar.y + topBar.height + Theme.spacingM

    property int windowZCounter: 1

    function nextWindowZ() {
        root.windowZCounter = root.windowZCounter + 1;
        return root.windowZCounter;
    }

    function requestClose() {
        if (overlayRef)
            overlayRef.requestClose();
    }

    function isWidgetVisible(widgetId) {
        return daemon ? daemon.isWidgetVisible(widgetId) : false;
    }

    function toggleWidget(widgetId) {
        if (daemon)
            daemon.toggleWidget(widgetId);
    }

    function widgetPosition(widgetId) {
        if (daemon)
            return daemon.widgetPosition(root.targetScreen, widgetId, root.width, root.height);

        return {
            "x": root.width * 0.1,
            "y": root.height * 0.15
        };
    }

    function saveWidgetPosition(widgetId, x, y) {
        if (daemon)
            daemon.saveWidgetPosition(root.targetScreen, widgetId, x, y);
    }

    anchors.fill: parent
    focus: true

    // The modal's own Escape handler sits on a sibling focus scope, so the key
    // never reaches it once this content holds focus - handle it here instead.
    Keys.onEscapePressed: event => {
        root.requestClose();
        event.accepted = true;
    }

    Component.onCompleted: root.forceActiveFocus()

    // Keeps the default sink/source properties live while the overlay is open.
    PwObjectTracker {
        objects: [AudioService.sink, AudioService.source].filter(node => !!node)
    }

    // Clicking empty space closes, like clicking outside a dialog.
    MouseArea {
        anchors.fill: parent
        onClicked: root.requestClose()
    }

    TopBar {
        id: topBar

        panel: root
        anchors.top: parent.top
        anchors.topMargin: Theme.spacingL
        anchors.horizontalCenter: parent.horizontalCenter
    }

    Repeater {
        model: root.daemon ? root.daemon.widgetDefs : []

        delegate: WidgetWindow {
            required property var modelData

            panel: root
            widgetId: modelData.id
            title: modelData.title
            icon: modelData.icon
            widgetWidth: modelData.width
            widgetHeight: modelData.height
            minimumY: root.topLimit
            shown: root.isWidgetVisible(modelData.id)
            contentComponent: {
                switch (modelData.id) {
                case "audio":
                    return audioWidgetComponent;
                case "apps":
                    return appsWidgetComponent;
                case "timer":
                    return timerWidgetComponent;
                case "capture":
                    return captureWidgetComponent;
                case "media":
                    return mediaWidgetComponent;
                case "visualizer":
                    return visualizerWidgetComponent;
                case "bluetooth":
                    return bluetoothWidgetComponent;
                case "notepad":
                    return notepadWidgetComponent;
                case "home":
                    return homeWidgetComponent;
                case "system":
                    return systemWidgetComponent;
                }
                return null;
            }
        }
    }

    Component {
        id: audioWidgetComponent

        AudioWidget {}
    }

    Component {
        id: appsWidgetComponent

        AppMixer {}
    }

    Component {
        id: timerWidgetComponent

        TimerWidget {
            service: root.daemon ? root.daemon.timerService : null
        }
    }

    Component {
        id: captureWidgetComponent

        CaptureWidget {
            service: root.daemon ? root.daemon.captureService : null
            panel: root
        }
    }

    Component {
        id: visualizerWidgetComponent

        VisualizerWidget {}
    }

    Component {
        id: bluetoothWidgetComponent

        BluetoothWidget {}
    }

    Component {
        id: notepadWidgetComponent

        NotepadWidget {}
    }

    Component {
        id: mediaWidgetComponent

        MediaWidget {}
    }

    Component {
        id: homeWidgetComponent

        HomeWidget {
            service: root.daemon ? root.daemon.homeService : null
        }
    }

    Component {
        id: systemWidgetComponent

        SystemWidget {}
    }
}