import Quickshell
import QtQuick
import qs.Components
import qs.Config
import qs.Modules as BarPopouts

CustomMouseArea {
	id: root

	required property Item bar
	property bool dashboardShortcutActive
	property point dragStart
	property bool osdShortcutActive
	required property Panels panels
	required property BarPopouts.Wrapper popouts
	required property ShellScreen screen
	property bool utilitiesShortcutActive
	required property PersistentProperties visibilities

	function inBottomPanel(panel: Item, x: real, y: real): bool {
		return y > root.height - panel.height && withinPanelWidth(panel, x, y);
	}

	function inLeftPanel(panel: Item, x: real, y: real): bool {
		return x < panel.x + panel.width && withinPanelHeight(panel, x, y);
	}

	function inRightPanel(panel: Item, x: real, y: real): bool {
		return x > panel.x && withinPanelHeight(panel, x, y);
	}

	function inTopPanel(panel: Item, x: real, y: real): bool {
		return y < bar.implicitHeight + panel.height && withinPanelWidth(panel, x, y);
	}

	function onWheel(event: WheelEvent): void {
		if (event.x < bar.implicitWidth) {
			bar.handleWheel(event.y, event.angleDelta);
		}
	}

	function withinPanelHeight(panel: Item, x: real, y: real): bool {
		const panelY = panel.y + bar.implicitHeight;
		return y >= panelY && y <= panelY + panel.height;
	}

	function withinPanelWidth(panel: Item, x: real, y: real): bool {
		const panelX = panel.x;
		return x >= panelX && x <= panelX + panel.width;
	}

	anchors.fill: parent
	hoverEnabled: true

	//    onPressed: event => {
	// 	if ( root.popouts.hasCurrent && !inTopPanel( root.popouts, event.x, event.y )) {
	// 		root.popouts.hasCurrent = false;
	// 	} else if (root.visibilities.sidebar && !inRightPanel( panels.sidebar, event.x, event.y )) {
	// 		root.visibilities.sidebar = false;
	// 	} else if (root.visibilities.dashboard && !inTopPanel( panels.dashboard, event.x, event.y )) {
	// 		root.visibilities.dashboard = false;
	// 	}
	// }

	onContainsMouseChanged: {
		if (!containsMouse) {
			// Only hide if not activated by shortcut
			if (!osdShortcutActive) {
				visibilities.osd = false;
				root.panels.osd.hovered = false;
			}

			if (!popouts.currentName.startsWith("traymenu")) {
				popouts.hasCurrent = false;
			}

			if (Config.barConfig.autoHide && !root.visibilities.sidebar && !root.visibilities.dashboard)
				root.visibilities.bar = false;
		}
	}
	onPositionChanged: event => {
		if (popouts.isDetached)
			return;

		const x = event.x;
		const y = event.y;
		const dragX = x - dragStart.x;
		const dragY = y - dragStart.y;

		// Show bar in non-exclusive mode on hover
		if (!visibilities.bar && Config.barConfig.autoHide && y < bar.implicitHeight + bar.anchors.topMargin)
			visibilities.bar = true;

		if (panels.sidebar.width === 0) {
			// Show osd on hover
			const showOsd = inRightPanel(panels.osd, x, y);

			// // Always update visibility based on hover if not in shortcut mode
			if (!osdShortcutActive) {
				visibilities.osd = showOsd;
				root.panels.osd.hovered = showOsd;
			} else if (showOsd) {
				// If hovering over OSD area while in shortcut mode, transition to hover control
				osdShortcutActive = false;
				root.panels.osd.hovered = true;
			}

			// const showSidebar = pressed && dragStart.x > bar.implicitWidth + panels.sidebar.x;
			//
			// // Show/hide session on drag
			// if (pressed && inRightPanel(panels.session, dragStart.x, dragStart.y) && withinPanelHeight(panels.session, x, y)) {
			//     if (dragX < -Config.session.dragThreshold)
			//         visibilities.session = true;
			//     else if (dragX > Config.session.dragThreshold)
			//         visibilities.session = false;
			//
			//     // Show sidebar on drag if in session area and session is nearly fully visible
			//     if (showSidebar && panels.session.width >= panels.session.nonAnimWidth && dragX < -Config.sidebar.dragThreshold)
			//         visibilities.sidebar = true;
			// } else if (showSidebar && dragX < -Config.sidebar.dragThreshold) {
			//     // Show sidebar on drag if not in session area
			//     visibilities.sidebar = true;
			// }
		} else {
			const outOfSidebar = x < width - panels.sidebar.width;
			// Show osd on hover
			const showOsd = outOfSidebar && inRightPanel(panels.osd, x, y);

			// Always update visibility based on hover if not in shortcut mode
			if (!osdShortcutActive) {
				visibilities.osd = showOsd;
				root.panels.osd.hovered = showOsd;
			} else if (showOsd) {
				// If hovering over OSD area while in shortcut mode, transition to hover control
				osdShortcutActive = false;
				root.panels.osd.hovered = true;
			}
			//
			// // Show/hide session on drag
			// if (pressed && outOfSidebar && inRightPanel(panels.session, dragStart.x, dragStart.y) && withinPanelHeight(panels.session, x, y)) {
			//     if (dragX < -Config.session.dragThreshold)
			//         visibilities.session = true;
			//     else if (dragX > Config.session.dragThreshold)
			//         visibilities.session = false;
			// }
			//
			// // Hide sidebar on drag
			// if (pressed && inRightPanel(panels.sidebar, dragStart.x, 0) && dragX > Config.sidebar.dragThreshold)
			//     visibilities.sidebar = false;
		}

		// Show launcher on hover, or show/hide on drag if hover is disabled
		// if (Config.launcher.showOnHover) {
		//     if (!visibilities.launcher && inBottomPanel(panels.launcher, x, y))
		//         visibilities.launcher = true;
		// } else if (pressed && inBottomPanel(panels.launcher, dragStart.x, dragStart.y) && withinPanelWidth(panels.launcher, x, y)) {
		//     if (dragY < -Config.launcher.dragThreshold)
		//         visibilities.launcher = true;
		//     else if (dragY > Config.launcher.dragThreshold)
		//         visibilities.launcher = false;
		// }
		//
		// // Show dashboard on hover
		// const showDashboard = Config.dashboard.showOnHover && inTopPanel(panels.dashboard, x, y);
		//
		// // Always update visibility based on hover if not in shortcut mode
		// if (!dashboardShortcutActive) {
		//     visibilities.dashboard = showDashboard;
		// } else if (showDashboard) {
		//     // If hovering over dashboard area while in shortcut mode, transition to hover control
		//     dashboardShortcutActive = false;
		// }
		//
		// // Show/hide dashboard on drag (for touchscreen devices)
		// if (pressed && inTopPanel(panels.dashboard, dragStart.x, dragStart.y) && withinPanelWidth(panels.dashboard, x, y)) {
		//     if (dragY > Config.dashboard.dragThreshold)
		//         visibilities.dashboard = true;
		//     else if (dragY < -Config.dashboard.dragThreshold)
		//         visibilities.dashboard = false;
		// }
		//
		// // Show utilities on hover
		// const showUtilities = inBottomPanel(panels.utilities, x, y);
		//
		// // Always update visibility based on hover if not in shortcut mode
		// if (!utilitiesShortcutActive) {
		//     visibilities.utilities = showUtilities;
		// } else if (showUtilities) {
		//     // If hovering over utilities area while in shortcut mode, transition to hover control
		//     utilitiesShortcutActive = false;
		// }

		// Show popouts on hover
		if (y < bar.implicitHeight) {
			bar.checkPopout(x);
		}
	}

	// Monitor individual visibility changes
	Connections {
		function onDashboardChanged() {
			if (root.visibilities.dashboard) {
				// Dashboard became visible, immediately check if this should be shortcut mode
				const inDashboardArea = root.inTopPanel(root.panels.dashboard, root.mouseX, root.mouseY);
				if (!inDashboardArea) {
					root.dashboardShortcutActive = true;
				}

				root.visibilities.sidebar = false;
				root.popouts.hasCurrent = false;
			} else {
				// Dashboard hidden, clear shortcut flag
				root.dashboardShortcutActive = false;
				// root.visibilities.bar = false;
			}
		}

		function onLauncherChanged() {
			// If launcher is hidden, clear shortcut flags for dashboard and OSD
			if (!root.visibilities.launcher) {
				root.dashboardShortcutActive = false;
				root.osdShortcutActive = false;
				root.utilitiesShortcutActive = false;

				// Also hide dashboard and OSD if they're not being hovered
				const inOsdArea = root.inRightPanel(root.panels.osd, root.mouseX, root.mouseY);

				if (!inOsdArea) {
					root.visibilities.osd = false;
					root.panels.osd.hovered = false;
				}
			}
		}

		function onOsdChanged() {
			if (root.visibilities.osd) {
				// OSD became visible, immediately check if this should be shortcut mode
				const inOsdArea = root.inRightPanel(root.panels.osd, root.mouseX, root.mouseY);
				if (!inOsdArea) {
					root.osdShortcutActive = true;
				}
			} else {
				// OSD hidden, clear shortcut flag
				root.osdShortcutActive = false;
			}
		}

		function onResourcesChanged() {
			if (root.visibilities.resources && root.popouts.currentName.startsWith("audio")) {
				root.popouts.hasCurrent = false;
			}
		}

		function onSidebarChanged() {
			if (root.visibilities.sidebar) {
				root.visibilities.dashboard = false;
				root.popouts.hasCurrent = false;
			}
		}

		function onUtilitiesChanged() {
			if (root.visibilities.utilities) {
				// Utilities became visible, immediately check if this should be shortcut mode
				const inUtilitiesArea = root.inBottomPanel(root.panels.utilities, root.mouseX, root.mouseY);
				if (!inUtilitiesArea) {
					root.utilitiesShortcutActive = true;
				}
			} else {
				// Utilities hidden, clear shortcut flag
				root.utilitiesShortcutActive = false;
			}
		}

		target: root.visibilities
	}
}