//
//  KMHomeOpenView.swift
//  PDF Reader Pro
//
//  Created by Niehaoyu on 2024/10/8.
//

import Cocoa
import KMComponentLibrary


class KMHomeOpenView: BaseXibView {
    
    @IBOutlet weak var contendView: NSView!
    @IBOutlet weak var openFileButton: ComponentButton!
    @IBOutlet weak var createFileDropdown: ComponentDropdown!
    
    var groupView: ComponentGroup!
    
    override func draw(_ dirtyRect: NSRect) {
        super.draw(dirtyRect)
        
        // Drawing code here.
    }
    
    public required init?(coder decoder: NSCoder) {
        super.init(coder: decoder)
        
    }
    
    override init(frame frameRect: NSRect) {
        super.init(frame: frameRect)
    }
    
    public override func awakeFromNib() {
        super.awakeFromNib()
        
        self.setUpButtonProperty()
    }
    
    func setUpButtonProperty() {
        openFileButton.properties = ComponentButtonProperty(type: .primary,
                                                            size: .m,
                                                            state: .normal,
                                                            buttonText: KMLocalizedString("Open Files", comment: ""))
        openFileButton.setTarget(self, action: #selector(openFileAction(_:)))
        
        createFileDropdown.properties = ComponentDropdownProperty(type: .default_defaultTertiary,
                                                                  size: .m,
                                                                  state: .normal,
                                                                  split: false,
                                                                  disabled: false,
                                                                  text: KMLocalizedString("Create PDF", comment: ""))
        createFileDropdown.componentDelegate = self
    }
    
    //MARK: - GroupView
    func showGroupView() {
        var viewHeight: CGFloat = 8
        var menuItemArr: [ComponentMenuitemProperty] = []
        for i in ["New From File", "New Blank Page", "New From Web Page", "New From Clipboard", " ", "Import From Scanner"] {
            if i == " " {
                let property: ComponentMenuitemProperty = ComponentMenuitemProperty.divider()
                menuItemArr.append(property)
                viewHeight += 8
            } else {
                let properties_Menuitem: ComponentMenuitemProperty = ComponentMenuitemProperty(multipleSelect: false, itemSelected: false, isDisabled: false, leftIcon: false, rightIcon: false, keyEquivalent: nil, text: KMLocalizedString(i, comment: ""))
                menuItemArr.append(properties_Menuitem)
                viewHeight += 36
            }
        }
        
        if groupView == nil {
            groupView = ComponentGroup.createFromNib(in: ComponentLibrary.shared.componentBundle())
        }
        groupView.groupDelegate = self
        groupView?.frame = CGRectMake(310, 0, CGRectGetWidth(self.bounds), viewHeight)
        groupView.updateGroupInfo(menuItemArr)
        groupView?.showWithPoint(createFileDropdown.frame.origin, inView: self)
        
        createFileDropdown.properties.state = .pressed
        createFileDropdown.reloadData()
        
    }
    
    func removeGroupView() {
        if groupView != nil {
            groupView.removeFromSuperview()
        }
        createFileDropdown.properties.state = .normal
        createFileDropdown.reloadData()
        
    }
    
    //MARK: - Action
    @objc func openFileAction(_ sender: NSView) {
        let openPanel = NSOpenPanel()
        openPanel.allowedFileTypes = ["pdf", "PDF"]
        openPanel.allowsMultipleSelection = false
        openPanel.beginSheetModal(for: self.window!) { result in
             if result == NSApplication.ModalResponse.OK {
                 if let url = openPanel.url {
                      
                 }
            }
        }
    }
    
    func newFromFile() {
        let createWC: KMCreatePDFWindowController = KMCreatePDFWindowController(windowNibName: "KMCreatePDFWindowController")
        self.window?.beginSheet(createWC.window!, completionHandler: { result in
            
        })
    }
    
    func newBlankPage() {
        let panel = NSSavePanel()
        panel.allowedFileTypes = ["pdf"]
        let resp = panel.runModal()
        if resp != .OK {
            return
        }
        let saveUrl = panel.url!
        let pdfDocument = CPDFDocument()
        pdfDocument?.insertPage(CGSize(width: 595, height: 842), at: 0)
        pdfDocument?.write(toFile: saveUrl.path)
        
        
    }
    
    func newFromWebPage() {
        let createWC: KMCreatePDFWindowController = KMCreatePDFWindowController(windowNibName: "KMCreatePDFWindowController")
        self.window?.beginSheet(createWC.window!, completionHandler: { result in
            
        })
    }
    
    func newFromClipboard() {
        
    }
    
    func importFromScanner() {
        let vc = KMDeviceBrowserWindowController.shared
        vc.window?.center()
        vc.type = .scanner
        vc.importScannerFileCallback = { [weak self] (url: NSURL) -> Void in

        }
        vc.showWindow(NSApp.mainWindow)
    }
    
}

//MARK: - ComponentDropdownDelegate
extension KMHomeOpenView: ComponentDropdownDelegate {
    func componentDropdownDidShowMenuItem(dropdown: ComponentDropdown) {
        self.showGroupView()
    }
    
}

//MARK: - ComponentGroupDelegate
extension KMHomeOpenView: ComponentGroupDelegate {
    func componentGroupDidDismiss(group: ComponentGroup?) {
        
        self.removeGroupView()
    }
    
    func componentGroupDidSelect(group: ComponentGroup?, menuItemProperty: ComponentMenuitemProperty?) {
        if let selItem = menuItemProperty {
            let index = group?.menuItemArr.firstIndex(of: selItem)
            if index == 0 {
                self.newFromFile()
            } else if index == 1 {
                self.newBlankPage()
            } else if index == 2 {
                self.newFromWebPage()
            } else if index == 3 {
                self.newFromClipboard()
            } else if index == 5 {
                self.importFromScanner()
            }
        }
    }
}