//
//  CustomStampRightToolbar.swift
//  PDF Reader Pro
//
//  Created by Niehaoyu on 2024/6/20.
//

import Cocoa

protocol CSRightToolbarDelegate {
    
    func csRightToolbar(_ toolbar: CustomStampRightToolbar, didAnnotationUpdate annotation: CPDFAnnotation?)
    
    func csRightToolbar(didPDFClip toolbar: CustomStampRightToolbar)
    func csRightToolbar(_ toolbar: CustomStampRightToolbar, didDeleteAnnotation annotation: CPDFAnnotation?)
    func csRightToolbar(_ toolbar: CustomStampRightToolbar, didAnnotationClear annotation: CPDFAnnotation?)
    
}

class CustomStampRightToolbar: NSView, NibLoadable {
    
    @IBOutlet var contendView: NSView!
    @IBOutlet var topContendView: NSView!
    @IBOutlet var infoContendView: NSView!
    @IBOutlet var titleLabel: NSTextField!
    
    @IBOutlet var clipBox: NSBox!
    @IBOutlet var clipButton: NSButton!
    
    @IBOutlet var deleteBox: NSBox!
    @IBOutlet var deleteButton: NSButton!
    
    @IBOutlet var clearBox: NSBox!
    @IBOutlet var clearButton: NSButton!
    
    
    @IBOutlet var emptyContendView: NSView!
    @IBOutlet var emptyLabel: NSTextField!
    
    @IBOutlet var emptyInfoView: NSView!
    @IBOutlet var emptyInfoLabel: NSTextField!
    
    
    
    var pdfView: CPDFListView!
    var _currentAnnotation: CPDFAnnotation?

    var delegate: CSRightToolbarDelegate?
    
    var textPropertyView: CSTextPropertyView!
    var imagePropertyView: CSImagePropertyView!
    
    override func draw(_ dirtyRect: NSRect) {
        super.draw(dirtyRect)

        // Drawing code here.
    }
    
    override func awakeFromNib() {
        super.awakeFromNib()
        
        self.infoContendView.wantsLayer = true
        
        self.textPropertyView = CSTextPropertyView.createFromNib()
        self.textPropertyView.frame = self.infoContendView.bounds
        self.textPropertyView.autoresizingMask = [.width, .height]
        self.infoContendView.addSubview(self.textPropertyView)
        
        self.imagePropertyView = CSImagePropertyView.createFromNib()
        self.imagePropertyView.frame = self.infoContendView.bounds
        self.imagePropertyView.autoresizingMask = [.width, .height]
        self.infoContendView.addSubview(self.imagePropertyView)
        self.imagePropertyView.updateHandle = {[weak self] annotation in
             
        }
        
        self.configUI()
        
        self.reloadData()
        
        self.updateViewColor()
    }
    
    //MARK: Setter
    var currentAnnotation: CPDFAnnotation? {
        get {
            return _currentAnnotation
        }
        set {
            _currentAnnotation = newValue
            
            self.reloadData()
        }
    }
    
    
    //MARK: ConfigUI
    func configUI() {
        
        self.contendView.wantsLayer = true
        self.titleLabel.stringValue = NSLocalizedString("Tools", comment: "")
        self.emptyLabel.stringValue = NSLocalizedString("Properties", comment: "")
        self.emptyInfoLabel.stringValue = NSLocalizedString("No Properties", comment: "")
        self.clipButton.title = NSLocalizedString("Crop Border", comment: "")
        self.deleteButton.title = NSLocalizedString("Delete", comment: "")
        self.clearButton.title = NSLocalizedString("Clear", comment: "")
        
        self.emptyInfoView.wantsLayer = true
        self.emptyInfoView.layer?.cornerRadius = 6
        self.emptyInfoView.layer?.borderWidth = 1
        self.emptyInfoView.layer?.masksToBounds = true
        
        for box in [self.clipBox, self.deleteBox, self.clearBox] {
            box?.borderWidth = 1
            box?.cornerRadius = 4
        }
        
    }
    
    func updateViewColor() {
        
        if KMAppearance.isDarkMode() {
            self.emptyInfoView.layer?.backgroundColor = NSColor.white.withAlphaComponent(0.05).cgColor
            self.emptyInfoView.layer?.borderColor = NSColor.white.withAlphaComponent(0.05).cgColor
            
            for box in [self.clipBox, self.deleteBox, self.clearBox] {
                box?.fillColor = NSColor(red: 110/255, green: 109/255, blue: 112/255, alpha: 1)
                box?.borderColor = NSColor(red: 255/255, green: 255/255, blue: 255/255, alpha: 0.12)
            }
            self.emptyInfoLabel.textColor = KMAppearance.Layout.h1Color()
            self.titleLabel.textColor = NSColor(red: 200/255, green: 201/255, blue: 204/255, alpha: 1)
            self.emptyLabel.textColor = NSColor(red: 200/255, green: 201/255, blue: 204/255, alpha: 1)
            
        } else {
            self.emptyInfoView.layer?.backgroundColor = NSColor.black.withAlphaComponent(0.05).cgColor
            self.emptyInfoView.layer?.borderColor = NSColor(red: 248/255, green: 248/255, blue: 248/255, alpha: 1).cgColor
            
            for box in [self.clipBox, self.deleteBox, self.clearBox] {
                box?.fillColor = NSColor.white
                box?.borderColor = NSColor(red: 223/255, green: 225/255, blue: 229/255, alpha: 1)
            }
            self.emptyInfoLabel.textColor = NSColor.black.withAlphaComponent(0.85)
            self.titleLabel.textColor = NSColor.black.withAlphaComponent(0.85)
            self.emptyLabel.textColor = NSColor.black.withAlphaComponent(0.85)
        }
        
        
    }
    
    
    //MARK:
    func reloadData() {
        
        self.imagePropertyView.pdfView = self.pdfView
        self.textPropertyView.pdfView = self.pdfView
        
        self.emptyContendView.isHidden = false
        self.imagePropertyView.isHidden = true
        self.textPropertyView.isHidden = true
        
        self.updateButtonState()
        
        guard let annotation = self.currentAnnotation else {
            return
        }
        self.emptyContendView.isHidden = true
        
        if self.currentAnnotation is CPDFFreeTextAnnotation {
            self.textPropertyView.isHidden = false
            self.textPropertyView.currentAnnotation = annotation
        } else if self.currentAnnotation is CPDFStampAnnotation {
            self.imagePropertyView.isHidden = false
            self.imagePropertyView.currentAnnotation = annotation
        }
        
        
    }
    
    func updateButtonState() {
        
        var enableColor = NSColor.white
        var disableColor = NSColor(red: 237/255, green: 238/255, blue: 240/255, alpha: 1)
        var enableTextColor = NSColor(red: 37/255, green: 38/255, blue: 41/255, alpha: 1)
        var disableTextColor = NSColor(red: 177/255, green: 179/255, blue: 184/255, alpha: 1)
        
        if KMAppearance.isDarkMode() {
            enableColor = NSColor(red: 110/255, green: 109/255, blue: 112/255, alpha: 1)
            disableColor = NSColor(red: 110/255, green: 109/255, blue: 112/255, alpha: 1)
            
            enableTextColor = NSColor(red: 255/255, green: 255/255, blue: 255/255, alpha: 0.85)
            disableTextColor = NSColor(red: 255/255, green: 255/255, blue: 255/255, alpha: 0.25)
        }
        
        
        let page = self.pdfView?.document?.page(at: 0)
        if page?.annotations.isEmpty == false {
            self.clearButton.isEnabled = true
            self.clearButton.setTitleColor(enableTextColor)
            self.clearBox.fillColor = enableColor
            
            self.clipButton.isEnabled = true
            self.clipButton.setTitleColor(enableTextColor)
            self.clipBox.fillColor = enableColor
            
        } else {
            self.clearButton.isEnabled = false
            self.clearButton.setTitleColor(disableTextColor)
            self.clearBox.fillColor = disableColor
            
            self.clipButton.isEnabled = false
            self.clipButton.setTitleColor(disableTextColor)
            self.clipBox.fillColor = disableColor
        }
        
        self.deleteButton.isEnabled = false
        self.deleteButton.setTitleColor(disableTextColor)
        self.deleteBox.fillColor = disableColor
        
        guard self.currentAnnotation != nil else {
            return
        }
        
        self.deleteButton.isEnabled = true
        self.deleteButton.setTitleColor(enableTextColor)
        self.deleteBox.fillColor = enableColor
    }
 
    //MARK: IBAction
    @IBAction func clipAction(_ sender: Any) {
        if self.delegate != nil {
            self.delegate?.csRightToolbar(didPDFClip: self)
        }
    }
    
    @IBAction func deleteAction(_ sender: Any) {
        if self.delegate != nil {
            self.delegate?.csRightToolbar(self, didDeleteAnnotation: self.currentAnnotation)
        }
    }
    
    @IBAction func clearAction(_ sender: Any) {
        if self.delegate != nil {
            self.delegate?.csRightToolbar(self, didAnnotationClear: self.currentAnnotation)
        }
    }
}