pragma ComponentBehavior: Bound

import Quickshell
import Quickshell.Hyprland
import Quickshell.Wayland
import QtQuick
import qs.widgets.theme

// Variant 9 — asymmetric Blade application launcher.
Scope {
    id: root

    property bool active: false
    function toggle() { root.active = !root.active; }

    GlobalShortcut {
        name: "launcher9"
        description: "Toggle app launcher (Blade matrix)"
        onPressed: root.toggle()
    }

    PanelWindow {
        id: win
        visible: root.active
        WlrLayershell.layer: WlrLayer.Overlay
        WlrLayershell.keyboardFocus: WlrKeyboardFocus.Exclusive
        exclusionMode: ExclusionMode.Ignore
        color: Theme.textAlpha(0)

        anchors { top: true; left: true; right: true; bottom: true }

        property int selectedIndex: 0

        function clampSelection(index) {
            return model.apps.length === 0 ? 0 : Math.max(0, Math.min(model.apps.length - 1, index));
        }
        function move(delta) {
            const count = model.apps.length;
            if (count === 0)
                return;
            selectedIndex = ((selectedIndex + delta) % count + count) % count;
        }
        function launch(index) {
            if (model.launch(index))
                root.active = false;
        }

        onVisibleChanged: {
            if (visible) {
                content.clearSearch();
                selectedIndex = 0;
                content.focusSearch();
            }
        }

        AppModel { id: model; search: content.query }

        Rectangle {
            anchors.fill: parent
            color: Theme.surface
            opacity: 0.78
            MouseArea { anchors.fill: parent; onClicked: root.active = false }
        }

        BladeLauncherContent {
            id: content
            anchors.centerIn: parent
            width: 1120
            height: 640
            scale: Math.min(1, (parent.width - 56) / width, (parent.height - 56) / height)
            transformOrigin: Item.Center
            apps: model.apps
            selectedIndex: win.selectedIndex
            onSelectionRequested: index => win.selectedIndex = win.clampSelection(index)
            onMoveRequested: delta => win.move(delta)
            onLaunchRequested: index => win.launch(index)
            onDismissRequested: root.active = false
        }
    }
}