import QtQuick
import Quickshell

ShellRoot {
    // Top-left corner - Overview
    PanelWindow {
        id: topLeftCorner
        anchors {
            top: true
            left: true
        }
        width: 1
        height: 1
        
        Rectangle {
            width: 20
            height: 20
            color: "transparent"
            
            MouseArea {
                anchors.fill: parent
                hoverEnabled: true
                
                onEntered: {
                    // Trigger overview
                    triggerCornerAction("top-left")
                }
            }
        }
    }
    
    // Top-right corner - Brightness control
    PanelWindow {
        id: topRightCorner
        anchors {
            top: true
            right: true
        }
        width: 1
        height: 1
        
        Rectangle {
            width: 20
            height: 20
            color: "transparent"
            
            MouseArea {
                anchors.fill: parent
                hoverEnabled: true
                
                onWheel: {
                    // Brightness control
                    var delta = wheel.angleDelta.y > 0 ? 5 : -5
                    adjustBrightness(delta)
                }
                
                onEntered: {
                    // Show brightness OSD
                    showBrightnessOSD()
                }
            }
        }
    }
    
    // Bottom-left corner - Sidebar
    PanelWindow {
        id: bottomLeftCorner
        anchors {
            bottom: true
            left: true
        }
        width: 1
        height: 1
        
        Rectangle {
            width: 20
            height: 20
            color: "transparent"
            
            MouseArea {
                anchors.fill: parent
                hoverEnabled: true
                
                onEntered: {
                    // Toggle left sidebar
                    triggerCornerAction("bottom-left")
                }
            }
        }
    }
    
    // Bottom-right corner - Session menu
    PanelWindow {
        id: bottomRightCorner
        anchors {
            bottom: true
            right: true
        }
        width: 1
        height: 1
        
        Rectangle {
            width: 20
            height: 20
            color: "transparent"
            
            MouseArea {
                anchors.fill: parent
                hoverEnabled: true
                
                onEntered: {
                    // Show session menu
                    triggerCornerAction("bottom-right")
                }
            }
        }
    }
    
    function triggerCornerAction(corner) {
        switch(corner) {
            case "top-left":
                // Show overview
                Process.start("quickshell", ["-c", "overview"])
                break
            case "top-right":
                // Show brightness OSD
                showBrightnessOSD()
                break
            case "bottom-left":
                // Toggle sidebar
                Process.start("quickshell", ["-c", "toggle-sidebar"])
                break
            case "bottom-right":
                // Show session menu
                Process.start("quickshell", ["-c", "session-menu"])
                break
        }
    }
    
    function adjustBrightness(delta) {
        // Brightness adjustment implementation
        var currentBrightness = getCurrentBrightness()
        var newBrightness = Math.max(0, Math.min(100, currentBrightness + delta))
        setBrightness(newBrightness)
        showBrightnessOSD()
    }
    
    function getCurrentBrightness() {
        // Get current brightness (placeholder)
        return 50
    }
    
    function setBrightness(value) {
        // Set brightness (placeholder)
        Process.start("brightnessctl", ["set", value + "%"])
    }
    
    function showBrightnessOSD() {
        // Show brightness OSD (placeholder)
        Process.start("quickshell", ["-c", "brightness-osd"])
    }
}