//
//  KMPDFViewController.swift
//  PDF Reader Pro
//
//  Created by Niehaoyu on 2024/10/18.
//

import Cocoa

class KMPDFViewController: NSViewController {

    @IBOutlet var contendBox: NSBox!
    
    @IBOutlet var toolbarBox: NSBox! //工具栏Box
    
    @IBOutlet var sidebarBox: NSBox! //左侧边栏Box
    
    @IBOutlet var infoContendBox: NSBox! //
    
    @IBOutlet var bottomContendBox: NSBox! //
    
    @IBOutlet var toolbarBoxHeightConst: NSLayoutConstraint!
    
    var viewManager: KMPDFViewManager = KMPDFViewManager.init()
    var toolbarManager: KMPDFToolbarManager = KMPDFToolbarManager.init()
    
    var pdfView: CPDFListView!
    var document: CPDFDocument?
    var myDocument: NSDocument?
    
    var insertDocuments: Set<CPDFDocument> = [] //插入新文档时,SDK会出现崩溃,临时记录

    //工具栏
    private var pdfToolbarController: KMPDFToolbarController?
    
    //BOTA SideBar
    private var sideBarController: KMPDFSideBarController?
    
    //页面编辑
    private var pageEditViewController: KMNPageEditViewController?
    
    private var displaySettingController: KMNDisplayViewController?

    override func viewDidLoad() {
        super.viewDidLoad()
        // Do view setup here.
        
        toolbarManager.pdfViewManager = viewManager
    }
    
    override func viewDidAppear() {
        super.viewDidAppear()
        
        setupUI()
        
    }
    
    func setupUI() {
        
        initPDFView()
        
        initToolbar()
        
        initSideBar()
        
        infoContendBox.borderWidth = 0
    }
    
    //MARK: - PDFView
    func initPDFView() {
        if pdfView == nil {
            pdfView = CPDFListView.init(frame: infoContendBox.bounds)
            pdfView?.autoresizingMask = [.width, .height]
        }
        infoContendBox.addSubview(pdfView)
        pdfView.document = self.document
        
        pdfView.delegate = self
        pdfView.pdfListViewDelegate = self
        
    }
    
    
    
    //MARK: - 工具栏
    func initToolbar() {
        toolbarBox.borderWidth = 0
        
        if pdfToolbarController == nil {
            pdfToolbarController = KMPDFToolbarController.init()
        }
        pdfToolbarController?.view.frame = toolbarBox.bounds
        pdfToolbarController?.view.autoresizingMask = [.width, .height]
        pdfToolbarController?.delegate = self
        toolbarBox.contentView = pdfToolbarController?.view
        
        pdfToolbarController?.viewManager = viewManager
        pdfToolbarController?.toolbarManager = toolbarManager
        pdfToolbarController?.pdfView = pdfView
        pdfToolbarController?.setUpData()
        
        refreshToolbarView()
    }
    
    func refreshToolbarView() {
        
        let _manager = viewManager
        
        if _manager.toolMode == .Markup ||
            _manager.toolMode == .Edit ||
            _manager.toolMode == .Form ||
            _manager.toolMode == .Fill ||
            _manager.toolMode == .Convert ||
            _manager.toolMode == .Protect ||
            _manager.toolMode == .Tools {
            
            toolbarBoxHeightConst.constant = 80
        } else {
            if _manager.isPageEditMode {
                toolbarBoxHeightConst.constant = 80
            } else {
                toolbarBoxHeightConst.constant = 40
            }
        }
        
    }
    
    //MARK: - 侧边栏
    func initSideBar() {
        sidebarBox.borderWidth = 0
        
        if sideBarController == nil {
            sideBarController = KMPDFSideBarController.init()
        }
        sideBarController?.view.frame = sidebarBox.bounds
        sideBarController?.view.autoresizingMask = [.width, .height]
        sidebarBox.contentView = sideBarController?.view
        
        sideBarController?.pdfView = pdfView
        sideBarController?.delegate = self
        sideBarController?.pdfViewManager = viewManager
        
        sideBarController?.reloadData()
    }
    
    //MARK: - PDFDisplayView
    func updatePDFDisplaySettingView() {
        if viewManager.showDisplayView {
            if displaySettingController == nil {
                displaySettingController = KMNDisplayViewController.init()
            }
            displaySettingController?.view.frame = CGRectMake(0, 0, 264, CGRectGetHeight(bottomContendBox.frame))
            displaySettingController?.view.autoresizingMask = [.height, .maxXMargin]
            bottomContendBox.addSubview(displaySettingController!.view, positioned: .above, relativeTo: infoContendBox)
            displaySettingController?.pdfView = self.pdfView
            
            displaySettingController?.reloadData()
            
        } else {
            displaySettingController?.view.removeFromSuperview()
            
        }
    }
    
    
    //MARK: - 页面编辑
    func enterPageEditMode() {
        pageEditViewController = KMNPageEditViewController(self.document)
        if(pageEditViewController != nil) {
            bottomContendBox.addSubview(pageEditViewController!.view)
            pageEditViewController?.view.frame = bottomContendBox.bounds
            pageEditViewController?.thumbnailBaseViewDelegate = self
            pageEditViewController?.view.autoresizingMask = [.width,.height]
        }
    }
    
    func exitPageEditMode() {
        if pageEditViewController != nil {
            pageEditViewController?.view.removeFromSuperview()
            pageEditViewController = nil
        }
    }
    
}

//MARK: - KMPDFSideBarControllerDelegate 左侧Sidebar代理
extension KMPDFViewController: KMPDFSideBarControllerDelegate {
    func kmPDFSideBarControllerDidSidebarTypeUpdated(_ view: KMPDFSideBarController) {
        
    }
    
    func kmPDFSideBarControllerDidGotoPage(_ view: KMPDFSideBarController, _ pageIndex: Int) {
        pdfView.go(toPageIndex: pageIndex, animated: true)
        
    }
    
}

//MARK: - KMPDFToolbarControllerDelegate 工具栏代理
extension KMPDFViewController: KMPDFToolbarControllerDelegate {
    func kmPDFToolbarControllerDidToolbarItemClicked(_ controller: KMPDFToolbarController, _ itemIdentifier: String) {
        
        print("toolbar点击", itemIdentifier)
        if itemIdentifier == KMPDFToolbar_ViewDisplay_Identifier {
            updatePDFDisplaySettingView()
        } else if itemIdentifier == KMPDFToolbar_PageEdit_Identifier {
            if viewManager.isPageEditMode == true {
                enterPageEditMode()
            } else {
                exitPageEditMode()
            }
        } else if itemIdentifier == KMPDFToolbar_convert_word_Identifier {
            let winC = KMConvertWordWindowController()
            let model = KMDocumentModel(url: self.pdfView.document.documentURL)
            winC.documentModel = model
            self.km_safe_beginSheet(windowC: winC)
        } else if itemIdentifier == KMPDFToolbar_PageEdit_InsertFile_Identifier {
            pageEditViewController?.insertFromPDFAction()
        } else if itemIdentifier == KMPDFToolbar_PageEdit_InsertBlank_Identifier {
            pageEditViewController?.insertFromBlankAction()
        } else if itemIdentifier == KMPDFToolbar_PageEdit_InsertClip_Identifier {
            pageEditViewController?.insertFromClipboardAction()
        } else if itemIdentifier == KMPDFToolbar_PageEdit_InsertScanner_Identifier {
            pageEditViewController?.insertFromScannerAction()
        } else if itemIdentifier == KMPDFToolbar_PageEdit_Extract_Identifier {
            pageEditViewController?.extractPDFAction()
        } else if itemIdentifier == KMPDFToolbar_PageEdit_Replace_Identifier {
            pageEditViewController?.replacePDFAction()
        } else if itemIdentifier == KMPDFToolbar_PageEdit_Split_Identifier {
            pageEditViewController?.splitPDFAction()
        } else if itemIdentifier == KMPDFToolbar_PageEdit_Reverse_Identifier {
            pageEditViewController?.reversePDFAction()
        } else if itemIdentifier == KMPDFToolbar_PageEdit_LeftRotate_Identifier {
            pageEditViewController?.rotatePageLeftAction()
        } else if itemIdentifier == KMPDFToolbar_PageEdit_RightRotate_Identifier{
            pageEditViewController?.rotatePageRightAction()
        } else if itemIdentifier == KMPDFToolbar_PageEdit_Delete_Identifier {
            pageEditViewController?.deletePageAction()
        } else if itemIdentifier == KMPDFToolbar_PageEdit_Reduce_Identifier {
            pageEditViewController?.zoomOutPageAction()
        } else if itemIdentifier == KMPDFToolbar_PageEdit_Increase_Identifier {
            pageEditViewController?.zoomInPageAction()
        }
        
        refreshToolbarView()
    }
}

//MARK: - CPDFViewDelegate PDFView代理
extension KMPDFViewController: CPDFViewDelegate {
    func pdfViewDocumentDidLoaded(_ pdfView: CPDFView!) {
        sideBarController?.reloadPageTurnerData()

    }
    
    func pdfViewCurrentPageDidChanged(_ pdfView: CPDFView!) {
        sideBarController?.reloadPageTurnerData()
        
    }
    
    func pdfViewScaleDidChanged(_ pdfView: CPDFView!) {
        pdfToolbarController?.reloadSelectZoomView()
        
    }
    
}

extension KMPDFViewController: CPDFListViewDelegate {
}
    
extension KMPDFViewController: KMNThumbnailBaseViewDelegate {
    func clickThumbnailViewControlle(pageEditVC:KMNThumbnailBaseViewController?,currentIndex:Int)  {
        exitPageEditMode()
        viewManager.isPageEditMode = false
        pdfToolbarController?.reloadPageEditView()
    }
    
    func insertPDFThumbnailViewControlle(pageEditVC: KMNThumbnailBaseViewController?, pdfDocment: CPDFDocument?) {
        if(pdfDocment != nil) {
            insertDocuments.insert(pdfDocment!)
        }
    }
}