//
//  KMPDFSideBarController.swift
//  PDF Reader Pro
//
//  Created by Niehaoyu on 2024/10/22.
//

import Cocoa
import KMComponentLibrary

@objc protocol KMPDFSideBarControllerDelegate: AnyObject {
    
    //BOTA模式刷新回调
    @objc optional func kmPDFSideBarControllerDidSidebarTypeUpdated(_ view: KMPDFSideBarController)
    
    @objc optional func kmPDFSideBarControllerDidGotoPage(_ view: KMPDFSideBarController, _ pageIndex: Int)
}

class KMPDFSideBarController: NSViewController {
    
    @IBOutlet var contendBox: NSBox!
    @IBOutlet var rightDivider: ComponentDivider!
    @IBOutlet weak var searchItem: ComponentSideBarItem!
    @IBOutlet weak var thumbnailItem: ComponentSideBarItem!
    @IBOutlet weak var outlineItem: ComponentSideBarItem!
    @IBOutlet weak var bookmarkItem: ComponentSideBarItem!
    @IBOutlet weak var annotationItem: ComponentSideBarItem!
    @IBOutlet var aiToolItem: ComponentSideBarItem!
    
    @IBOutlet weak var pageTurnerView: ComponentSidebarPageTurner!
    
    weak open var delegate: KMPDFSideBarControllerDelegate?

    var pdfViewManager: KMPDFViewManager?
    
    var pdfView: CPDFListView?
    
    let searchProperty: ComponentSideBarItemProperty = ComponentSideBarItemProperty(state: .normal, icon: ComponentLibrary.shared.image(forResource: "Sidebar_search"))
    let thumbnailProperty: ComponentSideBarItemProperty = ComponentSideBarItemProperty(state: .normal, icon: ComponentLibrary.shared.image(forResource: "Sidebar_thumbnails"))
    let outlineProperty: ComponentSideBarItemProperty = ComponentSideBarItemProperty(state: .normal, icon: ComponentLibrary.shared.image(forResource: "Sidebar_outline"))
    let bookmarkProperty: ComponentSideBarItemProperty = ComponentSideBarItemProperty(state: .normal, icon: ComponentLibrary.shared.image(forResource: "Sidebar_bookmark"))
    let annotationProperty: ComponentSideBarItemProperty = ComponentSideBarItemProperty(state: .normal, icon: ComponentLibrary.shared.image(forResource: "Sidebar_annotation"))
    let aiToolProperty: ComponentSideBarItemProperty = ComponentSideBarItemProperty(state: .normal, icon: NSImage(named: "toolbar_ai"))

    let firstPageProperty = ComponentMenuitemProperty(lefticon: NSImage(named: "first_vertical"), righticon: nil, text: KMLocalizedString("First Page"))
    let lastPageProperty = ComponentMenuitemProperty(lefticon: NSImage(named: "last_vertical"), righticon: nil, text: KMLocalizedString("Last Page"))
    let previouseProperty = ComponentMenuitemProperty(lefticon: NSImage(named: "arrow_left"), righticon: nil, text: KMLocalizedString("Previous Page"))
    let nextProperty = ComponentMenuitemProperty(lefticon: NSImage(named: "arrow_right"), righticon: nil, text: KMLocalizedString("Next Page"))
    
    private var groupView: ComponentGroup!
    
    var firstPage_show: Bool = false {
        didSet {
            UserDefaults.standard.setValue(firstPage_show, forKey: "sidebar_firstPage_show_key")
            UserDefaults.standard.synchronize()
        }
    }
    
    var lastPage_show: Bool = false {
        didSet {
            UserDefaults.standard.setValue(lastPage_show, forKey: "sidebar_lastPage_show_key")
            UserDefaults.standard.synchronize()
        }
    }
    
    var previous_show: Bool = false {
        didSet {
            UserDefaults.standard.setValue(previous_show, forKey: "sidebar_previous_show_key")
            UserDefaults.standard.synchronize()
        }
    }
    
    var next_show: Bool = false {
        didSet {
            UserDefaults.standard.setValue(next_show, forKey: "sidebar_next_show_key")
            UserDefaults.standard.synchronize()
        }
    }
    
    override func viewDidLoad() {
        super.viewDidLoad()
        // Do view setup here.
        
        contendBox.fillColor = ComponentLibrary.shared.getComponentColorFromKey("colorBg/layout-middle")
        
        setupProperty()
        
        setUpPageTurnerData()
        
        reloadData()
    }
    
    func setupProperty() {
        
        firstPage_show = UserDefaults.standard.bool(forKey: "sidebar_firstPage_show_key")
        lastPage_show = UserDefaults.standard.bool(forKey: "sidebar_lastPage_show_key")
        previous_show = UserDefaults.standard.bool(forKey: "sidebar_previous_show_key")
        next_show = UserDefaults.standard.bool(forKey: "sidebar_next_show_key")
        
        rightDivider.properties = ComponentDividerProperty(type: .vertical)
        
        searchItem.properties = searchProperty
        thumbnailItem.properties = thumbnailProperty
        outlineItem.properties = outlineProperty
        bookmarkItem.properties = bookmarkProperty
        annotationItem.properties = annotationProperty
        aiToolItem.properties = aiToolProperty
        aiToolItem.properties.propertyInfo.cornerRadius = ComponentLibrary.shared.getComponentValueFromKey("radius/xs") as? CGFloat ?? 4
        aiToolItem.properties.propertyInfo.color_active = ComponentLibrary.shared.getComponentColorFromKey("colorAi/purple-light")
        
        searchItem.setTarget(self, action: #selector(sidebarItemClicked(_ :)))
        thumbnailItem.setTarget(self, action: #selector(sidebarItemClicked(_ :)))
        outlineItem.setTarget(self, action: #selector(sidebarItemClicked(_ :)))
        bookmarkItem.setTarget(self, action: #selector(sidebarItemClicked(_ :)))
        annotationItem.setTarget(self, action: #selector(sidebarItemClicked(_ :)))
        aiToolItem.setTarget(self, action: #selector(sidebarItemClicked(_ :)))
        
    }
    
    
    //MARK: - reloadData
    func reloadData() {
        reloadBOTAData()
        
        reloadPageTurnerData()
    }
    
    //MARK: - BOTA
    func reloadBOTAData() {
        searchProperty.state = .normal
        thumbnailProperty.state = .normal
        outlineProperty.state = .normal
        bookmarkProperty.state = .normal
        annotationProperty.state = .normal
        aiToolProperty.state = .normal
        
        if pdfViewManager?.pdfSideBarType == .search {
            searchProperty.state = .pressed
        } else if pdfViewManager?.pdfSideBarType == .thumbnail {
            thumbnailProperty.state = .pressed
        } else if pdfViewManager?.pdfSideBarType == .outline {
            outlineProperty.state = .pressed
        } else if pdfViewManager?.pdfSideBarType == .bookmark {
            bookmarkProperty.state = .pressed
        } else if pdfViewManager?.pdfSideBarType == .annotation {
            annotationProperty.state = .pressed
        } else if pdfViewManager?.pdfSideBarType == .aiTools {
            aiToolProperty.state = .pressed
        }
        searchItem.reloadData()
        thumbnailItem.reloadData()
        outlineItem.reloadData()
        bookmarkItem.reloadData()
        annotationItem.reloadData()
        aiToolItem.reloadData()
    }
    
    //MARK: - PageTurner
    func setUpPageTurnerData() {
        var count = 1
        if let pdfView = self.pdfView {
            count = Int(pdfView.document.pageCount)
        }
        let turnerProperty: ComponentSidebarPageTurnerProperty = ComponentSidebarPageTurnerProperty(currentIndex: 1, totalCount: count)
        turnerProperty.firstPage_show = self.firstPage_show
        turnerProperty.lastPage_show = self.lastPage_show
        turnerProperty.previous_show = self.previous_show
        turnerProperty.next_show = next_show
        
        pageTurnerView.properties = turnerProperty
        pageTurnerView.delegate = self
        
    }
    
    func reloadPageTurnerData() {
        guard let pdfview = self.pdfView else {
            return
        }
        let curIndex = Int(pdfview.currentPageIndex) + 1
        pageTurnerView.properties.currentIndex = curIndex
        pageTurnerView.properties.totalCount = Int(pdfview.document.pageCount)
        pageTurnerView.reloadData()
    }
    
    public func beginEditing() {
        pageTurnerView.beginEditing()
    }
    
    //MARK: - PageTurner Menu
    func showPageTurnMenuWithPoint(_ point: CGPoint) {
        if (groupView?.superview) != nil {
            return
        }
        
        var items: [ComponentMenuitemProperty] = []
        
        items.append(firstPageProperty)
        items.append(lastPageProperty)
        items.append(previouseProperty)
        items.append(nextProperty)
        
        firstPageProperty.righticon = firstPage_show ? NSImage(named: "tick_Green") : nil
        lastPageProperty.righticon = lastPage_show ? NSImage(named: "tick_Green") : nil
        previouseProperty.righticon = previous_show ? NSImage(named: "tick_Green") : nil
        nextProperty.righticon = next_show ? NSImage(named: "tick_Green") : nil
        
        var viewHeight: CGFloat = 8.0
        for item in items {
            item.state = .normal
            item.itemSelected = false
            
            if item.type == .normal {
                viewHeight += 36
            } else if item.type == .divider {
                viewHeight += 8
            }
        }
        
        if groupView == nil {
            groupView = ComponentGroup.createFromNib(in: ComponentLibrary.shared.componentBundle())
        }
        groupView.clickedAutoHide = false
        groupView?.frame = CGRectMake(0, 0, 160, viewHeight)
        groupView?.reloadData()
        groupView.groupDelegate = self
        groupView.showWithPoint(point, relativeTo: nil)
        groupView?.updateGroupInfo(items)
         
    }
    
    func hideGroupView() {
        groupView?.removeGroupView()
        
    }
     
    //MARK: - Action
    @objc func sidebarItemClicked(_ sender: ComponentSideBarItem) {
        if sender == searchItem {
            if pdfViewManager?.pdfSideBarType == .search {
                pdfViewManager?.pdfSideBarType = .none
            } else {
                pdfViewManager?.pdfSideBarType = .search
            }
        } else if sender == thumbnailItem {
            if pdfViewManager?.pdfSideBarType == .thumbnail {
                pdfViewManager?.pdfSideBarType = .none
            } else {
                pdfViewManager?.pdfSideBarType = .thumbnail
            }
        } else if sender == outlineItem {
            if pdfViewManager?.pdfSideBarType == .outline {
                pdfViewManager?.pdfSideBarType = .none
            } else {
                pdfViewManager?.pdfSideBarType = .outline
            }
        } else if sender == bookmarkItem {
            if pdfViewManager?.pdfSideBarType == .bookmark {
                pdfViewManager?.pdfSideBarType = .none
            } else {
                pdfViewManager?.pdfSideBarType = .bookmark
            }
        } else if sender == annotationItem {
            if pdfViewManager?.pdfSideBarType == .annotation {
                pdfViewManager?.pdfSideBarType = .none
            } else {
                pdfViewManager?.pdfSideBarType = .annotation
            }
        } else if sender == aiToolItem {
            if pdfViewManager?.pdfSideBarType == .aiTools {
                pdfViewManager?.pdfSideBarType = .none
            } else {
                pdfViewManager?.pdfSideBarType = .aiTools
            }
        }
        
        reloadData()
        
        delegate?.kmPDFSideBarControllerDidSidebarTypeUpdated?(self)
    }
    
    //MARK: - MouseEvent
    override func mouseDown(with event: NSEvent) {
        super.mouseDown(with: event)
        
        view.window?.makeFirstResponder(self)
        
    }
    
    override func rightMouseUp(with event: NSEvent) {
        super.rightMouseUp(with: event)
        
        let point = self.view.convert(event.locationInWindow, from: nil)
        
        showPageTurnMenuWithPoint(point)
        
    }
}


//MARK: - ComponentSidebarDelegate
extension KMPDFSideBarController: ComponentSidebarDelegate {
    func componentSidebarPageTurnerDidValueChanged(pageTurner: ComponentSidebarPageTurner) {
        delegate?.kmPDFSideBarControllerDidGotoPage?(self, pageTurner.properties.currentIndex-1)
        
    }
    
    func componentSidebarPageTurnerDidPreviousButtonClicked(pageTurner: ComponentSidebarPageTurner) {
        
    }
    
    func componentSidebarPageTurnerDidNextButtonClicked(pageTurner: ComponentSidebarPageTurner) {
        
    }
    
}


//MARK: - ComponentGroupDelegate
extension KMPDFSideBarController: ComponentGroupDelegate {
    func componentGroupDidDismiss(group: ComponentGroup?) {
        
    }
    
    func componentGroupDidSelect(group: ComponentGroup?, menuItemProperty: ComponentMenuitemProperty?) {
        if menuItemProperty == firstPageProperty {
            firstPage_show = !firstPage_show
            
            firstPageProperty.righticon = firstPage_show ? NSImage(named: "tick_Green") : nil
            
        } else if menuItemProperty == lastPageProperty {
            lastPage_show = !lastPage_show
            
            lastPageProperty.righticon = lastPage_show ? NSImage(named: "tick_Green") : nil
            
        } else if menuItemProperty == previouseProperty {
            previous_show = !previous_show
            
            previouseProperty.righticon = previous_show ? NSImage(named: "tick_Green") : nil
            
        } else if menuItemProperty == nextProperty {
            next_show = !next_show
            
            nextProperty.righticon = next_show ? NSImage(named: "tick_Green") : nil
        }
        
        firstPageProperty.itemSelected = false
        lastPageProperty.itemSelected = false
        previouseProperty.itemSelected = false
        nextProperty.itemSelected = false
        
        group?.reloadData()
        
        setUpPageTurnerData()
    }
}