//
//  KMPreferenceMarkupController.swift
//  PDF Master
//
//  Created by tangchao on 2023/2/3.
//

import Cocoa
/// 偏好设置 Markup控制器
class KMPreferenceMarkupController: NSViewController {

    @IBOutlet weak var markupColorLabel: NSTextField!
    @IBOutlet weak var markupColorBox: NSBox!
    var markupColorView = KMPreferenceMarkupColorView()
    
    @IBOutlet weak var markupFontLabel: NSTextField!
    @IBOutlet weak var markupFontBox: NSBox!
    
    @IBOutlet weak var textLabel: NSTextField!
    @IBOutlet weak var textComboBox: NSComboBox!
    @IBOutlet weak var noteLabel: NSTextField!
    
    @IBOutlet weak var noteComboBox: NSComboBox!
    @IBOutlet weak var aligementView: KMPreferenceAligementView!
    var currentColorItemView: KMPreferenceMarkupColorItemView?
    
    lazy var fontNames = KMPreferenceManager.supportFonts
    
    deinit {
        KMPrint("KMPreferenceMarkupController 已释放.")
        if (NSColorPanel.sharedColorPanelExists) {
            let panel = NSColorPanel.shared
            panel.setTarget(nil)
            panel.setAction(nil)
            panel.close()
        }
    }
    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        self.markupColorLabel.stringValue = NSLocalizedString("Markup Default Color", comment: "")
        self.markupFontLabel.stringValue = NSLocalizedString("Markup Default Font", comment: "")
        self.textLabel.stringValue = NSLocalizedString("Text:", comment: "")
        self.noteLabel.stringValue = NSLocalizedString("Note", comment: "")
        
        self.markupColorBox.contentView?.addSubview(self.markupColorView)
        self.markupColorView.frame = self.markupColorBox.contentView!.bounds
        self.markupColorView.autoresizingMask = [.width, .height]
        let keys: [KMPreferenceMarkupColorKey] = [.highlight, .rectangleFill,
                                                  .strikthrough, .rectangleBorder,
                                                  .underline, .circleFill,
                                                  .pen, .circleBorder,
                                                  .text, .line,
                                                  .note, .arrow]
        self.markupColorView.initKeys(keys)
        self.markupColorView.itemClick = { [weak self] itemView in
            self!.currentColorItemView = itemView
            
            var color: NSColor?
            let cgColor = itemView?.button.layer?.backgroundColor
            if (cgColor != nil) {
                color = NSColor(cgColor: cgColor!)
            }

            let panel = NSColorPanel.shared
            if (color != nil) {
                panel.color = color!
            }
            
            panel.setTarget(self)
            panel.setAction(#selector(self!.colorPanelAction))
            panel.orderFront(nil)
        }
        
        let labels = [NSLocalizedString("Highlight:", comment: ""),
                      NSLocalizedString("Rectangle fill:", comment: ""),
                      "\(NSLocalizedString("Strikethrough", comment: "")):",
                      NSLocalizedString("Rectangle border:", comment: ""),
                      NSLocalizedString("Underline:", comment: ""),
                      NSLocalizedString("Circle fill:", comment: ""),
                      NSLocalizedString("Pen:", comment: ""),
                      NSLocalizedString("Circle border:", comment: ""),
                      NSLocalizedString("Text:", comment: ""),
                      NSLocalizedString("Line:", comment: ""),
                      NSLocalizedString("Anchored:", comment: ""),
                      NSLocalizedString("Arrow:", comment: "")]
        var i: Int = 0
        for itemView in self.markupColorView.itemViews {
            itemView.label.stringValue = labels[i]
            itemView.button.wantsLayer = true
            itemView.button.layer?.cornerRadius = 10
            itemView.button.layer?.borderWidth = 1
            itemView.button.layer?.borderColor = NSColor(hex: "#0000001A").cgColor
            
            i += 1
        }
        
        self.textComboBox.removeAllItems()
        self.textComboBox.addItems(withObjectValues: self.fontNames)
        self.noteComboBox.removeAllItems()
        self.noteComboBox.addItems(withObjectValues: self.fontNames)
        
        for comboBox in [self.textComboBox, self.noteComboBox] {
            comboBox?.delegate = self
        }
        
        self.aligementView.itemClick = { index in
            if (index == 0) {
                KMPreferenceManager.shared.markupFontTextAligment = .left
            } else if (index == 1) {
                KMPreferenceManager.shared.markupFontTextAligment = .center
            } else if (index == 2) {
                KMPreferenceManager.shared.markupFontTextAligment = .right
            }
        }
        
        self.initUIProperty()
        self.initData()
    }
    
    private func initUIProperty() {
        self.markupColorBox.borderColor = NSColor(white: 0, alpha: 0.05)
        self.markupColorBox.fillColor = NSColor.white
        self.markupColorView.vLine.layer?.backgroundColor = NSColor(white: 0, alpha: 0.1).cgColor
        
        self.markupFontBox.borderColor = NSColor(white: 0, alpha: 0.05)
        self.markupFontBox.fillColor = NSColor(white: 0, alpha: 0.05)
        
        self.markupColorLabel.textColor = NSColor(hex: "#252629")
        self.markupFontLabel.textColor = NSColor(hex: "#252629")
        self.textLabel.textColor = NSColor(hex: "#000000D9")
        self.noteLabel.textColor = NSColor(hex: "#000000D9")
        
        for itemView in self.markupColorView.itemViews {
            itemView.label.textColor = NSColor(hex: "#000000D9")
        }
    }
    
    private func initData() {
        for itemView in self.markupColorView.itemViews {
            var color: NSColor?
            if (itemView.key == .highlight) {
                color = KMPreferenceManager.shared.markupHighlightColor
            } else if (itemView.key == .rectangleFill) {
                color = KMPreferenceManager.shared.markupRectangleFillColor
            } else if  (itemView.key == .strikthrough) {
                color = KMPreferenceManager.shared.markupStrikthroughColor
            } else if (itemView.key == .rectangleBorder) {
                color = KMPreferenceManager.shared.markupRectangleBorderColor
            } else if (itemView.key == .underline) {
                color = KMPreferenceManager.shared.markupUnderlineColor
            } else if (itemView.key == .circleFill) {
                color = KMPreferenceManager.shared.markupCircleFillColor
            } else if (itemView.key == .pen) {
                color = KMPreferenceManager.shared.markupPenColor
            } else if (itemView.key == .circleBorder) {
                color = KMPreferenceManager.shared.markupCircleBorderColor
            } else if (itemView.key == .text) {
                color = KMPreferenceManager.shared.markupTextColor
            } else if (itemView.key == .line) {
                color = KMPreferenceManager.shared.markupLineColor
            } else if (itemView.key == .note) {
                color = KMPreferenceManager.shared.markupNoteColor
            } else if (itemView.key == .arrow) {
                color = KMPreferenceManager.shared.markupArrowColor
            }
            
            if (color != nil) {
                var red: CGFloat = 0.0
                var green: CGFloat = 0.0
                var blue: CGFloat = 0.0
                var alpha: CGFloat = 0.0
                color!.usingColorSpaceName(.calibratedRGB)?.getRed(&red, green: &green, blue: &blue, alpha: &alpha)
                if (red == 0 && green == 0 && blue == 0 && alpha == 0) {
                    itemView.button.image = NSImage(named: "KMImageNamePreferenceClearColor")
                } else {
                    itemView.button.image = nil
                    itemView.button.layer?.backgroundColor = color!.cgColor
                }
            }
        }
        
        self.textComboBox.stringValue = KMPreferenceManager.shared.markupFontTextString
        
        let aliigment = KMPreferenceManager.shared.markupFontTextAligment
        if (aliigment == .left) {
            self.aligementView.selectIndex(index: 0)
        } else if (aliigment == .center) {
            self.aligementView.selectIndex(index: 1)
        } else if (aliigment == .right) {
            self.aligementView.selectIndex(index: 2)
        }
        
        self.noteComboBox.stringValue = KMPreferenceManager.shared.markupFontNoteString
    }
    
    @objc private func colorPanelAction(sender: NSColorPanel) {
        if (self.currentColorItemView == nil) {
            return
        }
        
        let itemView = self.currentColorItemView!
        itemView.button.image = nil
        itemView.button.layer?.backgroundColor = sender.color.cgColor
        
        if (itemView.key == .highlight) {
            KMPreferenceManager.shared.markupHighlightColor = sender.color
        } else if (itemView.key == .rectangleFill) {
            KMPreferenceManager.shared.markupRectangleFillColor = sender.color
        } else if  (itemView.key == .strikthrough) {
             KMPreferenceManager.shared.markupStrikthroughColor = sender.color
        } else if (itemView.key == .rectangleBorder) {
            KMPreferenceManager.shared.markupRectangleBorderColor = sender.color
        } else if (itemView.key == .underline) {
            KMPreferenceManager.shared.markupUnderlineColor = sender.color
        } else if (itemView.key == .circleFill) {
            KMPreferenceManager.shared.markupCircleFillColor = sender.color
        } else if (itemView.key == .pen) {
            KMPreferenceManager.shared.markupPenColor = sender.color
        } else if (itemView.key == .circleBorder) {
            KMPreferenceManager.shared.markupCircleBorderColor = sender.color
        } else if (itemView.key == .text) {
            KMPreferenceManager.shared.markupTextColor = sender.color
        } else if (itemView.key == .line) {
            KMPreferenceManager.shared.markupLineColor = sender.color
        } else if (itemView.key == .note) {
            KMPreferenceManager.shared.markupNoteColor = sender.color
        } else if (itemView.key == .arrow) {
            KMPreferenceManager.shared.markupArrowColor = sender.color
        }
    }
}

extension KMPreferenceMarkupController: NSComboBoxDelegate {
    func comboBoxSelectionDidChange(_ notification: Notification) {
        if (self.textComboBox.isEqual(to: notification.object)) {
            var index = self.textComboBox.indexOfSelectedItem
            if (index < 0) {
                index = 0
            }
            KMPreferenceManager.shared.markupFontTextString = self.fontNames[index]
        } else if (self.noteComboBox.isEqual(to: notification.object)) {
            var index = self.noteComboBox.indexOfSelectedItem
            if (index < 0) {
                index = 0
            }
            KMPreferenceManager.shared.markupFontNoteString = self.fontNames[index]
        }
    }
}

extension KMPreferenceMarkupController: KMPreferenceDealDataChangeProtocol {
    func refreshUI() {
        DispatchQueue.main.async {
            self.initData()
        }
    }
}