//
//  KMNOperationPopToolbarWindow.swift
//  PDF Reader Pro
//
//  Created by 丁林圭 on 2025/2/6.
//

import Cocoa

class KMNOperationPopToolbarWindow: NSWindow {
    
    static let shared = KMNOperationPopToolbarWindow()
    
    public var annotationPopMode:KMNAnnotationPopMode = KMNAnnotationPopMode(pdfAnnotations: [])
    
    convenience init() {
        let rect = NSRect(x: 0, y: 0, width: 400, height: 44)
        let styleMask: NSWindow.StyleMask = [.fullSizeContentView]
        self.init(contentRect: rect, styleMask: styleMask, backing: .buffered, defer: false)
    }
    
    override init(contentRect: NSRect, styleMask style: NSWindow.StyleMask, backing backingStoreType: NSWindow.BackingStoreType, defer flag: Bool) {
        super.init(contentRect: contentRect, styleMask: style, backing: backingStoreType, defer: flag)
        
        let contentViewC = KMNPopOperationViewController.shared
        
        self.contentViewController = contentViewC
        
        self.titlebarAppearsTransparent = true
        self.titleVisibility = .hidden
        self.isMovable = false
        
        self.contentView?.wantsLayer = true
        self.contentView?.layer?.cornerRadius = 4
        self.contentView?.layer?.masksToBounds = true
        
        self.backgroundColor = .clear
    }
    
    func show(relativeTo positioningRect: NSRect, of positioningView: CPDFListView, preferredEdge: NSRectEdge) {
        self.orderFront(nil)
       
    }
    
    //MARK: - Public
    public func updateFrame(listView:CPDFListView?,page:CPDFPage?) {
        let windowFram = listView?.window?.frame ?? CGRectZero
        
        let pageRect = listView?.currentSelectionRect() ?? NSRect.zero
        
        if page != nil {
            let positioningRect = listView?.convert(pageRect, from: page!) ?? NSRect.zero
            if (CGRectIntersectsRect(positioningRect, listView?.frame ?? CGRectZero)) {
                let view: NSView? = nil
                let position = listView?.convert(positioningRect, to: view) ?? NSRect.zero
                var positionNew = position.origin
                
                positionNew.x += windowFram.origin.x + position.width
                positionNew.y += windowFram.origin.y
                
                var positionRect = self.frame
                positionRect.origin.x = positionNew.x - positionRect.width
                positionRect.origin.y = positionNew.y - popOffSet - positionRect.height
                
                var listViewWindRect = listView?.convert(listView?.frame ?? CGRect.zero, to: view) ?? CGRect.zero
                listViewWindRect.origin.x += windowFram.origin.x
                listViewWindRect.origin.y += windowFram.origin.y
                
                if CGRectGetMinY(positionRect) < CGRectGetMinY(listViewWindRect) {
                    positionRect.origin.y = positionNew.y + popOffSet + position.height
                }
                
                if CGRectGetMinX(positionRect) < CGRectGetMinX(listViewWindRect) {
                    positionRect.origin.x = CGRectGetMinX(listViewWindRect)
                }
                
                if CGRectGetMaxX(positionRect) > CGRectGetMaxX(listViewWindRect) {
                    positionRect.origin.x = CGRectGetMaxX(listViewWindRect) - positionRect.width
                }
                self.setFrame(positionRect, display: true)
                let contentViewC = KMNPopOperationViewController.shared
                contentViewC.updateUILanguage()
            }
        }
        
    }
    
    public func closeWindow(listView:CPDFListView?) {
        if self.isVisible == true {
            listView?.window?.removeChildWindow(self)
            self.orderBack(nil)
        }
    }
    
}