pragma ComponentBehavior: Bound

import QtQuick
import QtQuick.Controls
import Quickshell
import Quickshell.Hyprland
import ZShell.Config
import qs.Modules.Bar.Components.Workspaces
import qs.Components
import qs.Services

Item {
	id: root

	property real activeWorkspaceMargin: Tokens.padding.extraSmall / 2
	readonly property int spacing: Tokens.spacing.extraSmall / 2
	readonly property int effectiveActiveWorkspaceId: monitor?.activeWorkspace?.id ?? 1
	required property bool horizontal
	readonly property HyprlandMonitor monitor: Hyprland.monitorFor(root.screen)
	required property ShellScreen screen
	readonly property real shortSize: Math.max(Config.bar.height, Tokens.sizes.bar.innerSize)
	readonly property real size: (workspaceButtonWidth * workspacesShown) + (spacing * Math.max(0, workspacesShown - 1)) + activeWorkspaceMargin * 2
	property int workspaceButtonWidth: (horizontal ? bgRect.implicitHeight : bgRect.implicitWidth) - root.activeWorkspaceMargin * 2
	property int workspaceIndexInGroup: (effectiveActiveWorkspaceId - 1) % root.workspacesShown
	readonly property list<var> workspaces: Hyprland.workspaces.values.filter(w => w.monitor === root.monitor)
	readonly property int workspacesShown: workspaces.length

	implicitHeight: horizontal ? shortSize : size
	implicitWidth: horizontal ? size : shortSize

	Behavior on implicitHeight {
		enabled: !root.horizontal

		Anim {}
	}
	Behavior on implicitWidth {
		enabled: root.horizontal

		Anim {}
	}

	CustomRect {
		// qmllint disable Quick.anchor-combinations
		id: bgRect

		anchors.bottom: root.horizontal ? undefined : parent.bottom
		anchors.horizontalCenter: root.horizontal ? undefined : parent.horizontalCenter
		anchors.left: root.horizontal ? parent.left : undefined
		anchors.right: root.horizontal ? parent.right : undefined
		anchors.top: root.horizontal ? undefined : parent.top
		anchors.verticalCenter: root.horizontal ? parent.verticalCenter : undefined
		color: Colors.tPalette.m3surfaceContainer
		implicitHeight: root.horizontal ? root.implicitHeight : 0
		implicitWidth: root.horizontal ? 0 : root.implicitWidth
		radius: height / 2

		// qmllint enable Quick.anchor-combinations
		Grid {
			id: grid

			anchors.fill: parent
			anchors.margins: root.activeWorkspaceMargin
			columnSpacing: root.spacing
			columns: root.horizontal ? root.workspacesShown : 1
			rowSpacing: root.spacing
			rows: root.horizontal ? 1 : root.workspacesShown
			layer.enabled: true
			layer.mipmap: true

			Repeater {
				model: root.workspaces

				CustomRect {
					id: button

					required property int index
					required property HyprlandWorkspace modelData

					implicitHeight: indicator.indicatorThickness
					implicitWidth: indicator.indicatorThickness
					radius: Tokens.rounding.full

					CustomText {
						anchors.centerIn: parent
						color: Colors.palette.m3onSecondaryContainer
						text: button.modelData?.name ?? ""
					}

					StateLayer {
						onPressed: {
							const ws = button.modelData.name;
							Hyprland.dispatch(Hyprland.usingLua ? `hl.dsp.focus({ workspace= "${ws}"})` : `workspace ${ws}`);
						}
					}
				}
			}
		}

		CustomRect {
			id: indicator

			readonly property real step: root.workspaceButtonWidth + root.spacing

			property real indicatorLength: (Math.abs(idxPair.idx1 - idxPair.idx2) + 1) * root.workspaceButtonWidth + Math.abs(idxPair.idx1 - idxPair.idx2) * root.spacing
			property real indicatorPosition: Math.min(idxPair.idx1, idxPair.idx2) * step + root.activeWorkspaceMargin
			property real indicatorThickness: root.workspaceButtonWidth

			anchors.horizontalCenter: root.horizontal ? undefined : parent.horizontalCenter
			anchors.verticalCenter: root.horizontal ? parent.verticalCenter : undefined
			clip: true
			color: Colors.palette.m3primary
			implicitHeight: root.horizontal ? indicatorThickness : indicatorLength
			implicitWidth: root.horizontal ? indicatorLength : indicatorThickness
			radius: Tokens.rounding.full
			x: root.horizontal ? indicatorPosition : 0
			y: root.horizontal ? 0 : indicatorPosition

			AnimatedTabIndexPair {
				id: idxPair

				index: root.workspaces.findIndex(w => w.active)
			}

			Coloriser {
				colorizationColor: Colors.palette.m3onPrimary
				implicitHeight: grid.height
				implicitWidth: grid.width
				source: grid
				autoPaddingEnabled: false
				sourceColor: Colors.palette.m3onSurface
				x: root.horizontal ? -indicator.x + root.activeWorkspaceMargin : 0
				y: root.horizontal ? 0 : -indicator.y + root.activeWorkspaceMargin
			}
		}
	}
}