PDF_Office/PDF Office/PDF Master/KMClass/Left/KMNLeftSideViewController.swift

//
//  KMNLeftSideViewController.swift
//  PDF Reader Pro
//
//  Created by 丁林圭 on 2024/11/2.
//

import Cocoa

import KMComponentLibrary

@objc protocol KMNLeftSideViewControllerDelegate: AnyObject {
    @objc optional func enterPageEditLeftSideViewController(leftSideViewController:KMNLeftSideViewController)
    
    @objc optional func changeSelectePageLeftSideViewController(leftSideViewController:KMNLeftSideViewController,pageIndex:Int)

}

class KMNLeftSideViewController: KMNBaseViewController {
    
    weak open var leftSideViewDelegate: KMNLeftSideViewControllerDelegate?

    @IBOutlet var backContentBox: NSBox!
    
    @IBOutlet var headerBox: NSBox!
    
    @IBOutlet var bottomBox: NSBox!
    
    private var currentDocument:CPDFDocument?
    
    public var thumnailViewController:KMNThumnailViewController?
    
    lazy var thumbnailHeaderViewController: KMNThumnailHeaderViewController = {
        let controller = KMNThumnailHeaderViewController(nibName: "KMNThumnailHeaderViewController", bundle: nil)
        controller.view.frame = headerBox.bounds
        controller.view.autoresizingMask = [.width, .height] // Use flexible for better resizing
        return controller
    }()
    
    public var leftsideType:KMPDFSidebarType = .none {
        didSet {
            switch leftsideType {
            case .search: break
            case .thumbnail:
                headerBox.contentView = thumbnailHeaderViewController.view
                bottomBox.contentView = thumnailViewController?.view
            case .bookmark:  break
                
            case .outline: break
                
            case .annotation: break
                
            default: break
            }
        }
    }
    
    public func changeDocument(document: CPDFDocument?) {
        currentDocument = document
    }
    
    public func changeLeftSideBounds() {
        thumnailViewController?.updateThumbnailSize()
    }
    
    init(_ document: CPDFDocument) {
        super.init(nibName: "KMNLeftSideViewController", bundle: nil)
        
        currentDocument = document
    }
    
    required init?(coder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        updateUIThemeColor()
        
        initThumnailView()
    }
    
    override func updateUIThemeColor() {
        super.updateUIThemeColor()
        
        headerBox.borderColor = ComponentLibrary.shared.getComponentColorFromKey("colorBorder/divider")
        headerBox.fillColor = ComponentLibrary.shared.getComponentColorFromKey("colorBg/layout-middle")
        bottomBox.fillColor = ComponentLibrary.shared.getComponentColorFromKey("colorBg/layout-middle")
    }
    
    private func initThumnailView() {
        thumnailViewController = KMNThumnailViewController.init(currentDocument)
        thumnailViewController?.view.frame = bottomBox.bounds
        thumnailViewController?.thumnailViewDelegate = self
        thumnailViewController?.thumbnailBaseViewDelegate = self
        thumnailViewController?.view.autoresizingMask = [.width, .height]
    }
    
}

extension KMNLeftSideViewController: KMNThumbnailBaseViewDelegate {
    func changeIndexPathsThumbnailViewControlle(pageEditVC:KMNThumbnailBaseViewController?,selectionIndexPaths: Set<IndexPath>,selectionStrings:String ) {
        
        if(selectionIndexPaths.count == 1) {
            leftSideViewDelegate?.changeSelectePageLeftSideViewController?(leftSideViewController: self, pageIndex: selectionIndexPaths.first?.item ?? 0)
        }
    }

}

extension KMNLeftSideViewController: KMNThumnailViewControllerDelegate {
    func enterPageEditThumnailViewController(thumnailViewController: KMNThumnailViewController) {
        leftSideViewDelegate?.enterPageEditLeftSideViewController?(leftSideViewController: self)
    }
}