import QtQuick
import Quickshell
import Quickshell.Wayland
import "." as M

// Rendered in niri's overview backdrop via place-within-backdrop layer rule.
// Visible between workspace rows during overview.
PanelWindow {
    id: root

    required property var screen

    color: "transparent"

    WlrLayershell.layer: WlrLayer.Background
    WlrLayershell.exclusiveZone: -1
    WlrLayershell.namespace: "nova-overview-backdrop"
    mask: Region {}

    anchors.top: true
    anchors.left: true
    anchors.right: true
    anchors.bottom: true

    // Test pattern — diagonal gradient with centered label
    Rectangle {
        anchors.fill: parent
        gradient: Gradient {
            orientation: Gradient.Horizontal
            GradientStop {
                position: 0
                color: Qt.rgba(M.Theme.base0C.r, M.Theme.base0C.g, M.Theme.base0C.b, 0.15)
            }
            GradientStop {
                position: 0.5
                color: Qt.rgba(M.Theme.base0E.r, M.Theme.base0E.g, M.Theme.base0E.b, 0.1)
            }
            GradientStop {
                position: 1
                color: Qt.rgba(M.Theme.base09.r, M.Theme.base09.g, M.Theme.base09.b, 0.15)
            }
        }
    }

    // Grid of dots as a test pattern
    Grid {
        anchors.fill: parent
        columns: Math.floor(width / 80)
        rows: Math.floor(height / 80)

        Repeater {
            model: parent.columns * parent.rows
            Rectangle {
                width: 80
                height: 80
                color: "transparent"
                Rectangle {
                    anchors.centerIn: parent
                    width: 4
                    height: 4
                    radius: 2
                    color: M.Theme.base0D
                    opacity: 0.2
                }
            }
        }
    }

    Text {
        anchors.centerIn: parent
        text: "nova-shell overview backdrop"
        color: M.Theme.base05
        opacity: 0.3
        font.pixelSize: 24
        font.family: M.Theme.fontFamily
        font.letterSpacing: 6
    }
}