//
//  KMBackgroundPropertyInfoController.swift
//  PDF Master
//
//  Created by tangchao on 2022/12/23.
//

import Cocoa

protocol KMBackgroundPropertyInfoDelegate: NSObjectProtocol {
    func propertyInfoDidChange(model: KMBackgroundModel)
}

class KMBackgroundPropertyInfoController: NSViewController {
    
    @IBOutlet weak var colorBox: NSBox!
    var colorView = KMBackgroundColorView()
    @IBOutlet weak var outsideBox: NSBox!
    var outsideView = KMBackgroundOutsideView()
    @IBOutlet weak var positionBox: NSBox!
    var positionView = KMWatermarkAdjectivePositionView.createFromNib()
    @IBOutlet weak var pageRangeBox: NSBox!
    var pagePageView = KMConvertPageRangeSettingItemView.createFromNib()
    
    weak var delegate: KMBackgroundPropertyInfoDelegate!
    
    private var myModel: KMBackgroundModel!
    var model: KMBackgroundModel {
        get {
            return myModel
        }
        set {
            myModel = newValue
            
            self.colorView.color = newValue.color!
            
            self.outsideView.rComboBox.stringValue = "\(abs(Int(-newValue.rotation)))"
            self.outsideView.alphaComboBox.stringValue = "\(Int(newValue.opacity*100))%"
            self.outsideView.pageTargetScaleComboBox.stringValue = "\(Int(newValue.scale*100))"
            
            if (newValue.horizontalMode == 0) {
                if (model.verticalMode == 0) {
                    self.positionView?.myPositionView.selectPosition(positon: .leftTop)
                } else if (model.verticalMode == 1) {
                    self.positionView?.myPositionView.selectPosition(positon: .top)
                } else if (model.verticalMode == 2) {
                    self.positionView?.myPositionView.selectPosition(positon: .rightTop)
                }
            }
            
            if (newValue.horizontalMode == 1) {
                if (model.verticalMode == 0) {
                    self.positionView?.myPositionView.selectPosition(positon: .leftMiddle)
                } else if (model.verticalMode == 1) {
                    self.positionView?.myPositionView.selectPosition(positon: .middle)
                } else if (model.verticalMode == 2) {
                    self.positionView?.myPositionView.selectPosition(positon: .rightMiddle)
                }
            }
            
            if (newValue.horizontalMode == 2) {
                if (model.verticalMode == 0) {
                    self.positionView?.myPositionView.selectPosition(positon: .leftBottom)
                } else if (model.verticalMode == 1) {
                    self.positionView?.myPositionView.selectPosition(positon: .bottom)
                } else if (model.verticalMode == 2) {
                    self.positionView?.myPositionView.selectPosition(positon: .rightBottom)
                }
            }
            
            self.positionView!.xOffsetStepper.value = newValue.horizontalSpace
            self.positionView!.yOffsetStepper.value = newValue.verticalSpace
        }
    }

    override func viewDidLoad() {
        super.viewDidLoad()
        self.outsideBox.enclosingScrollView?.drawsBackground = false
        
        let colorView = self.colorView
        colorView.frame = self.colorBox.contentView!.bounds
        colorView.autoresizingMask = NSView.AutoresizingMask(rawValue: 18)
        self.colorBox.contentView?.addSubview(colorView)
        self.colorView = colorView
        colorView.itemClick = { [weak self] (index: Int, color: NSColor) in
            self!.model.color = color
            
            if (self!.delegate != nil) {
                self!.delegate.propertyInfoDidChange(model: self!.model)
            }
        }
        colorView.colorPlateClick = { [weak self] in
            let panel = NSColorPanel.shared
            panel.setTarget(self!)
            panel.setAction(#selector(self!.colorPanelAction))
            panel.orderFront(nil)
        }
        
        let outsideView = self.outsideView
        outsideView.frame = self.outsideBox.contentView!.bounds
        outsideView.autoresizingMask = NSView.AutoresizingMask(rawValue: 18)
        self.outsideBox.contentView?.addSubview(outsideView)
        outsideView.itemClick = { [weak self] (itemID: Int, itemValue: Any) in
            if (itemID == 1) { /// 旋转
                self!.model.rotation = -(itemValue as! Int)
            } else if (itemID == 2) { /// 透明度
                self!.model.opacity = CGFloat(itemValue as! Int)/100.0
            } else if (itemID == 4) { /// 缩放
                self!.model.scale = CGFloat((itemValue as! Int))/100.0
            }
            
            if (self!.delegate != nil) {
                self!.delegate.propertyInfoDidChange(model: self!.model)
            }
        }
        
        let positionView = self.positionView
        positionView?.frame = self.positionBox.contentView!.bounds
        positionView?.autoresizingMask = NSView.AutoresizingMask(rawValue: 18)
        self.positionBox.contentView?.addSubview(positionView!)
        
        positionView?.itemClick = { [weak self] (itemID: Int, itemValue: Any) in
            if (itemID == 1) {
                let position: KMWatermarkPosition = itemValue as! KMWatermarkPosition
                if (position == .leftTop || position == .top || position == .rightTop) {
                    self!.model.verticalMode = 0
                } else if (position == .leftMiddle || position == .middle || position == .rightMiddle) {
                    self!.model.verticalMode = 1
                } else if (position == .leftBottom || position == .bottom || position == .rightBottom) {
                    self!.model.verticalMode = 2
                }
                if (position == .leftTop || position == .leftMiddle || position == .leftBottom) {
                    self!.model.horizontalMode = 0
                } else if (position == .top || position == .middle || position == .bottom) {
                    self!.model.horizontalMode = 1
                } else if (position == .rightTop || position == .rightMiddle || position == .rightBottom) {
                    self!.model.horizontalMode = 2
                }
            } else if (itemID == 2) {
                self!.model.horizontalSpace = CGFloat(itemValue as! Double)
            } else if (itemID == 3) {
                self!.model.verticalSpace =  CGFloat(itemValue as! Double)
            }
            
            if (self!.delegate != nil) {
                self!.delegate.propertyInfoDidChange(model: self!.model)
            }
        }
        
        let pageRangeView = self.pagePageView
        pageRangeView?.frame = self.pageRangeBox.contentView!.bounds
        pageRangeView?.autoresizingMask = NSView.AutoresizingMask(rawValue: 18)
        self.pageRangeBox.contentView?.addSubview(pageRangeView!)
        pageRangeView!.pageSizeComboBox.removeAllItems()
        pageRangeView!.pageSizeComboBox.addItems(withObjectValues: [NSLocalizedString("All Pages", comment: ""), NSLocalizedString("Odd Pages", comment: ""), NSLocalizedString("Even Pages", comment: ""), NSLocalizedString("Customized", comment: "")])
        pageRangeView!.pageSizeComboBox.selectItem(at: 0)
        
        pageRangeView?.isTextDidEndCallback = true
        
        pageRangeView?.itemClick = { [unowned self] index, _ in
            self.model.pageRangeType = index
            
            if (self.delegate != nil) {
                self.delegate.propertyInfoDidChange(model: self.model)
            }
        }
        
        pageRangeView?.textDidEndEditingCallback = { [weak self] (textString: String) in
            let array = KMPageRangeTools.findSelectPage(pageRangeString: textString, pageCount: self!.model.pageCount)
            if (array.count <= 0) {
                let alert = NSAlert()
                alert.alertStyle = .warning
                alert.messageText = NSLocalizedString("Invalid page range or the page number is out of range. Please try again.", comment: "")
                alert.runModal()
                return
            }

            var pageString: String = ""
            for i in 0 ..< array.count {
                pageString.append("\(array[i]-1)")

                if (i != array.count-1) {
                    pageString.append(",")
                }
            }
            self!.model.pageRangeString = pageString
            
            if (self!.delegate != nil) {
                self!.delegate.propertyInfoDidChange(model: self!.model)
            }
        }
    }
    
    @objc func colorPanelAction(sender: NSColorPanel) {
        self.model.color = sender.color
        
        self.colorView.colorView.layer?.backgroundColor = sender.color.cgColor
        self.colorView.dealItemViewsSelected(itemID: -1)
        if (self.delegate != nil) {
            self.delegate.propertyInfoDidChange(model: self.model)
        }
    }
}