//
//  KMLineController.swift
//  PDF Reader Pro
//
//  Created by Niehaoyu on 2024/11/26.
//

import Cocoa
import KMComponentLibrary

class KMLineController: NSViewController {
    //Color
    @IBOutlet var colorBGView: NSView!
    @IBOutlet var colorLabel: NSTextField!
    @IBOutlet var colorGroup: ComponentCColorGroup!
    @IBOutlet var colorSlider: ComponentSlider!
    @IBOutlet var colorOpacitySelect: ComponentSelect!
    
    //Line
    @IBOutlet var lineBGView: NSView!
    @IBOutlet var lineLabel: NSTextField!
    @IBOutlet var lineTypeSelector: ComponentCSelectorGroup!
    @IBOutlet var lineWidthSlider: ComponentSlider!
    @IBOutlet var lineWidthSelect: ComponentSelect!
    @IBOutlet var linedashInfoView: NSView!
    @IBOutlet var lineDashSlider: ComponentSlider!
    @IBOutlet var lineDashSelect: ComponentSelect!
    
    private let solidProperty = ComponentCSelectorProperty.init(size: .s, state: .normal, text: "", iconImage: NSImage(named: "lineStyle_solid"))
    private let dashProperty = ComponentCSelectorProperty.init(size: .s, state: .normal, text: "", iconImage: NSImage(named: "lineStyle_dash"))
    
    private var annotations: [CPDFLineAnnotation] = []
    
    var pdfView: CPDFListView?
    
    //MARK: - func
    override func viewDidAppear() {
        super.viewDidAppear()
        
        
        colorSlider.reloadData()
        
        lineWidthSlider.reloadData()
        
        lineDashSlider.reloadData()
    }
    
    override func viewDidLoad() {
        super.viewDidLoad()
        // Do view setup here.
        
        setupProperty()
    }
    
    func setupProperty() {
        
        //Color
        colorLabel.stringValue = KMLocalizedString("Color")
        colorLabel.textColor = ComponentLibrary.shared.getComponentColorFromKey("colorText/2")
        colorLabel.font = ComponentLibrary.shared.getFontFromKey("mac/body-s-medium")
        
        let colorAProperty = ComponentCColorProperty(colorType: .color, state: .normal, isCustom: false, color: KMPDFWatermarkData.watermarkDefaultColors()[0])
        let colorBProperty = ComponentCColorProperty(colorType: .color, state: .normal, isCustom: false, color: KMPDFWatermarkData.watermarkDefaultColors()[1])
        let colorCProperty = ComponentCColorProperty(colorType: .color, state: .normal, isCustom: false, color: KMPDFWatermarkData.watermarkDefaultColors()[2])
        let colorDProperty = ComponentCColorProperty(colorType: .color, state: .normal, isCustom: false, color: KMPDFWatermarkData.watermarkDefaultColors()[3])
        let colorEProperty = ComponentCColorProperty(colorType: .color, state: .normal, isCustom: true, color: KMPDFWatermarkData.watermarkDefaultColors()[4])
        colorGroup.setUpWithColorPropertys([colorAProperty, colorBProperty, colorCProperty, colorDProperty], customItemProperty: colorEProperty)
        colorGroup.delegate = self
        
        colorSlider.properties = ComponentSliderProperty(size: .m, percent: 1)
        colorSlider.delegate = self
        
        colorOpacitySelect.properties = ComponentSelectProperties(size: .s,
                                                                  state: .normal,
                                                                  creatable: true,
                                                                  text: "100%",
                                                                  textUnit: "%",
                                                                  regexString: "0123456789%")
        if true {
            var opacityItems: [ComponentMenuitemProperty] = []
            for string in ["25%", "50%", "75%", "100%"] {
                let item = ComponentMenuitemProperty(type: .normal, text: string)
                opacityItems.append(item)
            }
            colorOpacitySelect.updateMenuItemsArr(opacityItems)
        }
        colorOpacitySelect.delegate = self
        
        //Line
        lineLabel.stringValue = KMLocalizedString("Line")
        lineLabel.textColor = ComponentLibrary.shared.getComponentColorFromKey("colorText/2")
        lineLabel.font = ComponentLibrary.shared.getFontFromKey("mac/body-s-medium")
        
        lineTypeSelector.updateItemProperty([solidProperty, dashProperty])
        lineTypeSelector.delegate = self
        
        lineWidthSlider.properties = ComponentSliderProperty(size: .m, percent: 1)
        lineWidthSlider.delegate = self
        
        lineWidthSelect.properties = ComponentSelectProperties(size: .s,
                                                               state: .normal,
                                                               creatable: true,
                                                               text: "2",
                                                               textUnit: " pt",
                                                               regexString: "0123456789 pt")
        if true {
            var opacityItems: [ComponentMenuitemProperty] = []
            for string in ["1 pt", "3 pt", "6 pt", "9 pt", "12 pt", "15 pt", "18 pt"] {
                let item = ComponentMenuitemProperty(type: .normal, text: string)
                opacityItems.append(item)
            }
            lineWidthSelect.updateMenuItemsArr(opacityItems)
        }
        lineWidthSelect.delegate = self
        
        lineDashSlider.properties = ComponentSliderProperty(size: .m, percent: 1)
        lineDashSlider.delegate = self
        
        lineDashSelect.properties = ComponentSelectProperties(size: .s,
                                                              state: .normal,
                                                              creatable: true,
                                                              text: "2",
                                                              textUnit: " pt",
                                                              regexString: "0123456789 pt")
        if true {
            var opacityItems: [ComponentMenuitemProperty] = []
            for string in ["1 pt", "3 pt", "6 pt", "9 pt", "12 pt", "15 pt", "18 pt"] {
                let item = ComponentMenuitemProperty(type: .normal, text: string)
                opacityItems.append(item)
            }
            lineDashSelect.updateMenuItemsArr(opacityItems)
        }
        lineDashSelect.delegate = self
        
    }
    
    func reloadData() {
        guard let pdfView = self.pdfView else {
            return
        }
        
        self.annotations.removeAll()
        let allAnnotations: [CPDFAnnotation] = pdfView.activeAnnotations as? [CPDFAnnotation] ?? []
        for annotation in allAnnotations {
            if annotation is CPDFLineAnnotation {
                annotations.append((annotation as! CPDFLineAnnotation))
            }
        }
        if annotations.count == 0 {
            return
        }
        guard let firstAnnotation = annotations.first else {
            return
        }
        
        if annotations.count == 1 {
            colorGroup.currentColor = firstAnnotation.color
            colorGroup.refreshUI()
            
            let opacity = firstAnnotation.opacity
            colorSlider.properties.percent = opacity
            colorSlider.reloadData()
            
            colorOpacitySelect.properties.text = String(format: "%.0f%@", opacity*100, "%")
            colorOpacitySelect.reloadData()
            
            let border: CPDFBorder = firstAnnotation.border
            
            dashProperty.state = .normal
            solidProperty.state = .normal
            if border.style == .dashed {
                dashProperty.state = .pressed
            } else if border.style == .solid {
                solidProperty.state = .pressed
            }
            lineTypeSelector.reloadData()
            
            let percent = (border.lineWidth - 1)/17
            lineWidthSlider.properties.percent = percent
            lineWidthSlider.reloadData()
            
            lineWidthSelect.properties.text = String(format: "%.0f%@", border.lineWidth, " pt")
            lineWidthSelect.reloadData()
            
            linedashInfoView.isHidden = true
            if border.style == .dashed {
                linedashInfoView.isHidden = false
                
                var dash = 1.0
                for dashPattern in border.dashPattern {
                    if let value = dashPattern as? CGFloat {
                        dash = value
                        break
                    }
                }
                let percent: CGFloat = (CGFloat(dash) - 1)/17
                lineDashSlider.properties.percent = percent
                lineDashSlider.reloadData()
                
                lineDashSelect.properties.text = String(format: "%.0f%@", CGFloat(dash), " pt")
                lineDashSelect.reloadData()
            }
        } else {
//            if true {
//                var multiColor: Bool = false
//                for annotationA in annotations {
//                    for annotationB in annotations {
//                        if annotationA != annotationB {
//                            if annotationA.color != annotationB.color {
//                                multiColor = true
//                                break
//                            }
//                        }
//                    }
//                    if multiColor == true {
//                        break
//                    }
//                }
//                if multiColor == true {
//                    colorGroup.currentColor = NSColor.clear
//                } else {
//                    colorGroup.currentColor = firstAnnotation.color
//                }
//                colorGroup.refreshUI()
//            }
//            
//            if true {
//                var multiOpacity: Bool = false
//                for annotationA in annotations {
//                    for annotationB in annotations {
//                        if annotationA != annotationB {
//                            if annotationA.opacity != annotationB.opacity {
//                                multiOpacity = true
//                                break
//                            }
//                        }
//                    }
//                    if multiOpacity == true {
//                        break
//                    }
//                }
//                
//                if multiOpacity {
//                    colorSlider.properties.percent = 0
//                    colorSlider.reloadData()
//                    
//                    colorOpacitySelect.resetText("-")
//                } else {
//                    let opacity = firstAnnotation.opacity
//                    
//                    colorSlider.properties.percent = opacity
//                    colorSlider.reloadData()
//                    
//                    colorOpacitySelect.properties.text = String(format: "%.0f%@", opacity*100, "%")
//                    colorOpacitySelect.reloadData()
//                 }
//            }
//            
//            if true {
//                var multiStyle: Bool = false
//                for annotationA in annotations {
//                    for annotationB in annotations {
//                        if annotationA != annotationB {
//                            if annotationA.borderStyle() != annotationB.borderStyle() {
//                                multiStyle = true
//                                break
//                            }
//                        }
//                    }
//                    if multiStyle == true {
//                        break
//                    }
//                }
//                
//                linedashInfoView.isHidden = true
//                if multiStyle {
//                    dashProperty.state = .normal
//                    solidProperty.state = .normal
//                    
//                    lineTypeSelector.reloadData()
//                } else {
//                    let style = firstAnnotation.border.style
//                    dashProperty.state = .normal
//                    solidProperty.state = .normal
//                    if style == .dashed {
//                        dashProperty.state = .pressed
//                    } else if style == .solid {
//                        solidProperty.state = .pressed
//                    }
//                    lineTypeSelector.reloadData()
//                    
//                    if style == .dashed {
//                        linedashInfoView.isHidden = false
//                    }
//                }
//            }
//            
//            if true {
//                var multiLineWidth: Bool = false
//                for annotationA in annotations {
//                    for annotationB in annotations {
//                        if annotationA != annotationB {
//                            if annotationA.borderStyle() != annotationB.borderStyle() {
//                                multiLineWidth = true
//                                break
//                            }
//                        }
//                    }
//                    if multiLineWidth == true {
//                        break
//                    }
//                }
//                if multiLineWidth {
//                    lineWidthSlider.properties.percent = 0
//                    lineWidthSlider.reloadData()
//                    
//                    lineWidthSelect.resetText("-")
//                } else {
//                    let border: CPDFBorder = firstAnnotation.border
//                    
//                    let percent = (border.lineWidth - 1)/17
//                    lineWidthSlider.properties.percent = percent
//                    lineWidthSlider.reloadData()
//                    
//                    lineWidthSelect.properties.text = String(format: "%.0f%@", border.lineWidth, " pt")
//                    lineWidthSelect.reloadData()
//                }
//            }
//             
//            if true {
//                var multiLineDash: Bool = false
//                for annotationA in annotations {
//                    var dashA = 1.0
//                    for dashPattern in annotationA.border.dashPattern {
//                        if let value = dashPattern as? CGFloat {
//                            dashA = value
//                            break
//                        }
//                    }
//                    for annotationB in annotations {
//                        if annotationA != annotationB {
//                            var dashB = 1.0
//                            for dashPattern in annotationB.border.dashPattern {
//                                if let value = dashPattern as? CGFloat {
//                                    dashB = value
//                                    break
//                                }
//                            }
//                            if dashA != dashB {
//                                multiLineDash = true
//                                break
//                            }
//                        }
//                    }
//                    if multiLineDash == true {
//                        break
//                    }
//                }
//                if multiLineDash {
//                    lineDashSlider.properties.percent = 0
//                    lineDashSlider.reloadData()
//                    
//                    lineDashSelect.resetText("-")
//                } else {
//                    var dashA = 1.0
//                    for dashPattern in firstAnnotation.border.dashPattern {
//                        if let value = dashPattern as? CGFloat {
//                            dashA = value
//                            break
//                        }
//                    }
//                    
//                    let percent = (dashA - 1)/17
//                    lineDashSlider.properties.percent = percent
//                    lineDashSlider.reloadData()
//                    
//                    lineDashSelect.properties.text = String(format: "%.0f%@", dashA, " pt")
//                    lineDashSelect.reloadData()
//                }
//            }
        }
        
        
    }
    
    //MARK: - Mouse
    override func mouseDown(with event: NSEvent) {
        super.mouseDown(with: event)
        
        view.window?.makeFirstResponder(nil)
    }
    
}

//MARK: - ComponentCColorDelegate
extension KMLineController: ComponentCColorDelegate {
    func componentCColorDidChooseColor(_ view: NSView, _ color: NSColor?) {
        for annotation in self.annotations {
            annotation.updateColor(color, withPDFView: pdfView)
        }
        reloadData()
    }
}

//MARK: - ComponentSliderDelegate
extension KMLineController: ComponentSliderDelegate {
    func componentSliderDidUpdate(_ view: ComponentSlider) {
        if view == colorSlider {
            let percent = view.properties.percent
            for annotation in self.annotations {
                annotation.updateOpacity(percent, withPDFView: pdfView)
            }
        } else if view == lineWidthSlider {
            let percent = view.properties.percent * 17 + 1
            for annotation in self.annotations {
                annotation.updateLineWidth(percent, withPDFView: pdfView)
            }
        } else if view == lineDashSlider {
            let percent = view.properties.percent * 17 + 1
            for annotation in self.annotations {
                annotation.updateDashPattern(percent, withPDFView: pdfView)
            }
        }
        reloadData()
    }
}

//MARK: - ComponentSelectDelegate
extension KMLineController: ComponentSelectDelegate {
    func componentSelectTextDidEndEditing(_ view: ComponentSelect, removeUnit text: String?) {
        if let result = text {
            if view == colorOpacitySelect {
                let opacity = max(0, min(1, result.stringToCGFloat()/100))
                for annotation in self.annotations {
                    annotation.updateOpacity(opacity, withPDFView: pdfView)
                }
            } else if view == lineWidthSelect {
                var value = result.stringToCGFloat()
                if value > 18 {
                    value = 18
                } else if value < 1 {
                    value = 1
                }
                for annotation in self.annotations {
                    annotation.updateLineWidth(value, withPDFView: pdfView)
                }
            } else if view == lineDashSelect {
                var value = result.stringToCGFloat()
                if value > 18 {
                    value = 18
                } else if value < 1 {
                    value = 1
                }
                for annotation in self.annotations {
                    annotation.updateDashPattern(value, withPDFView: pdfView)
                }
            }
            reloadData()
        }
    }
    
    func componentSelectDidSelect(view: ComponentSelect?, menuItemProperty: ComponentMenuitemProperty?) {
        if var result = menuItemProperty?.text {
            if let textUnit = view?.properties.textUnit {
                result = result.stringByDeleteCharString(textUnit)
            }
            if view == colorOpacitySelect {
                let opacity = max(0, min(1, result.stringToCGFloat()/100))
                for annotation in self.annotations {
                    annotation.updateOpacity(opacity, withPDFView: pdfView)
                }
            } else if view == lineWidthSelect {
                var value = result.stringToCGFloat()
                if value > 18 {
                    value = 18
                } else if value < 1 {
                    value = 1
                }
                for annotation in self.annotations {
                    annotation.updateLineWidth(value, withPDFView: pdfView)
                }
            } else if view == lineDashSelect {
                var value = result.stringToCGFloat()
                if value > 18 {
                    value = 18
                } else if value < 1 {
                    value = 1
                }
                for annotation in self.annotations {
                    annotation.updateDashPattern(value, withPDFView: pdfView)
                }
            }
            reloadData()
        }
    }
}


//MARK: - ComponentCSelectorGroupDelegate
extension KMLineController: ComponentCSelectorGroupDelegate {
    func componentCSelectorGroupDidChoose(_ view: ComponentCSelectorGroup, _ item: ComponentCSelectorItem) {
        if item.properties == solidProperty {
            for annotation in self.annotations {
                annotation.updateStyle(.solid, withPDFView: pdfView)
            }
        } else if item.properties == dashProperty {
            for annotation in self.annotations {
                annotation.updateStyle(.dashed, withPDFView: pdfView)
            }
        }
        reloadData()
    }
}