//
//  AutoTestAdvanceSettingView.swift
//  KdanAuto
//
//  Created by 朱东勇 on 2022/11/25.
//

import Foundation
import AppKit

let kItemCountPerRow   = 3

public protocol AutoTestAdvanceSettingViewDelegate : NSObjectProtocol {
    func advanceSettingDidUpdate(_ settingView:NSView?)
}


class AutoTestAdvanceSettingView : NSView, NSTableViewDataSource, NSTableViewDelegate, TestFileCellViewDelegate {
    
    @IBOutlet var _titleLbl : NSTextField!
    @IBOutlet var _keyScrollView : NSScrollView!
    @IBOutlet var _keyContentView : NSView!
    
    @IBOutlet var _fileList : NSTableView!
    @IBOutlet var _replaceAllBtn : NSButton!
    
    @IBOutlet var _addBtn : NSButton!
    
    var _keyViews : NSMutableArray!
    var _autoTestObj : AutoTest?
    
    var _files : [String]! = []
    
    var _appleInterface : Any?
    
    var delegate : AutoTestAdvanceSettingViewDelegate?
    
    override func awakeFromNib() {
        self.wantsLayer = true;
        
        updateBGColor()
        
        _addBtn.isHidden = true;
        
        _appleInterface = DistributedNotificationCenter.default().addObserver(forName: Notification.Name("AppleInterfaceThemeChangedNotification"), object: nil, queue: nil) { notification in
            DispatchQueue.main.async {
                self.updateBGColor()
            }
        }
    }
    
    func isDarkMode() -> Bool {
        let apperace = NSApplication.shared.effectiveAppearance
        
        return apperace.bestMatch(from: [.darkAqua, .aqua]) == .darkAqua
    }
    
    func updateBGColor() {
        self.wantsLayer = true;
        if (isDarkMode()) {
            self.layer?.backgroundColor = NSColor(white: 0.196, alpha: 1).cgColor
        }else {
            self.layer?.backgroundColor = NSColor(white: 0.925, alpha: 1).cgColor
        }
//        self.layer?.backgroundColor = NSColor(named: "AdvanceBackgrougColor")?.cgColor
    }
    
    // Setter
    let kCheckBtnDefaultHeight = 25.0
    public func getAutoTestObj() -> AutoTest? {
        return _autoTestObj
    }
    
    public func setAutoTestObj(_ obj:AutoTest?) {
        _autoTestObj = obj;
        
        // Set Title
//        self.setAccessibilityEnabled((_autoTestObj?.isOriginFileExist() == true && _autoTestObj?.isCheckFileExist() == true))
//
        
        _addBtn.isHidden = nil == _autoTestObj;
        if nil != _autoTestObj {
            _titleLbl.stringValue = "【"+(_autoTestObj?.fileType() ?? "")+"】"+(_autoTestObj?.name() ?? "")
            let checkKeys = NSArray(array: _autoTestObj?.keys() ?? [])
            let selectKeys = NSArray(array: _autoTestObj?.selectedKeys() ?? [])
            
            if _keyViews == nil {
                _keyViews = NSMutableArray()
            }
            while (_keyViews.count != checkKeys.count) {
                if (_keyViews.count > checkKeys.count) {
                    (_keyViews.lastObject as! NSButton).removeFromSuperview()
                    _keyViews.removeLastObject()
                }else {
                    let checkBtn = NSButton(checkboxWithTitle: "", target: self, action: #selector(keyChecked))
                    
                    _keyContentView.addSubview(checkBtn);
                    _keyViews.add(checkBtn)
                }
            }
            
            var height = CGFloat((_keyViews.count + 1)/kItemCountPerRow * (Int(kCheckBtnDefaultHeight) + 5));
        
            //        _keyContentView.frame = NSRect(x: 0, y: 0, width: width, height: kTFDefaultHeight)
            if ((height+28) > _keyScrollView.frame.height) {
                _keyContentView.setFrameSize(NSSize.init(width: _keyScrollView.frame.width - 28, height: height))
            }else {
                height = _keyScrollView.frame.height - 28
                _keyContentView.setFrameSize(NSSize.init(width: _keyScrollView.frame.width - 28, height: height))
            }
            
            for btn in NSArray(array: _keyViews) {
                let i = _keyViews.index(of: btn)
                let checkBtn = btn as! NSButton
                
                checkBtn.title = checkKeys[i] as! String;
                
                // Update Check Status
                if selectKeys.contains(checkKeys[i]) {
                    checkBtn.state = .on
                }else {
                    checkBtn.state = .off
                }
                
                checkBtn.sizeToFit()
                
                checkBtn.frame = CGRect.init(x: CGFloat(i % kItemCountPerRow) * _keyContentView.frame.size.width/CGFloat(kItemCountPerRow), y: CGFloat(height - kCheckBtnDefaultHeight), width: checkBtn.frame.width, height: kCheckBtnDefaultHeight)
                checkBtn.autoresizingMask = .maxXMargin.union(.minYMargin)
                
                if i % kItemCountPerRow == (kItemCountPerRow - 1) {
                    height = height - checkBtn.frame.height - 5
                }
            }
            
            _keyScrollView.documentView = _keyContentView;
            
            _files = DataModel.shared.originFilesFor(String(_autoTestObj?.fileType() ?? ""),
                                                     type: String(_autoTestObj?.type() ?? ""))
            _fileList.reloadData()
            
            _replaceAllBtn.isEnabled = _autoTestObj!.canUpdateRefImage()
        }else {
            _titleLbl.stringValue = ""
            if _keyViews == nil {
                _keyViews = NSMutableArray()
            }
            while (_keyViews.count != 0) {
                (_keyViews.lastObject as! NSView).removeFromSuperview()
                _keyViews.removeLastObject()
            }
            
            _files = []
            _fileList.reloadData()
            _replaceAllBtn.isEnabled = false
        }
    }
    
    
    /// IBActionn
    @IBAction func keyChecked(_ sender:NSButton) {
        let currentSelectedKeys = NSMutableArray()
        
        let checkKeys = NSArray(array: _autoTestObj?.keys() ?? [])
        
        for btn in NSArray(array: _keyViews) {
            let cBtn = btn as! NSButton
            
            if cBtn.state == .on {
                let index = _keyViews.index(of: btn)
                
                currentSelectedKeys.add(checkKeys[index])
            }
        }
        
        _autoTestObj?.setSelectedKeys(currentSelectedKeys)
        
        if delegate != nil {
            delegate?.advanceSettingDidUpdate(self)
        }
    }
    
    @IBAction func replaceAllAction(_ sender:NSButton) {
        if nil != _autoTestObj {
            _autoTestObj?.updateRefImage()
        }
        _fileList.reloadData();
        
        _replaceAllBtn.isEnabled = _autoTestObj!.canUpdateRefImage()
    }
    
    @IBAction func addFileAction(_ sender:NSButton) {
//        let files = _autoTestObj?.compareFiles() ?? []
//        
//        if nil != files && files.count > 0 {
//            let compareVC = CompareViewController.shared()
//            compareVC.setFiles(files)
//            compareVC.showIn(sender)
//        }
//        
//        return
        if nil == _autoTestObj {
            return
        }
        
        let originDirectory = _autoTestObj?.originFileDirectory()
        
        let openPanel = NSOpenPanel()
        
        openPanel.canChooseFiles = true
        openPanel.allowsMultipleSelection = true
        if #available(macOS 11.0, *) {
            openPanel.allowedContentTypes = [.pdf]
        } else {
            openPanel.allowedFileTypes = ["pdf", "PDF"]
        }
        openPanel.canChooseDirectories = true
        
        let comboBox = NSComboBox.init(frame: NSRect.init(x: 0, y: 0, width: 100, height: 25))
        comboBox.removeAllItems()
        comboBox.addItems(withObjectValues: ["添加超链接", "导入文件"])
        comboBox.selectItem(at: 0)
        openPanel.accessoryView = comboBox;
        
        if openPanel.runModal() == NSApplication.ModalResponse.OK {
            let paths = NSMutableArray()
            
            if openPanel.urls.count != 0 {
                for url in openPanel.urls {
                    var path = url.relativePath
                    if path.lengthOfBytes(using: .utf8) == 0 {
                        path = url.absoluteString
                    }
                    if path.lengthOfBytes(using: .utf8) != 0 {
                        paths.add(path)
                    }
                }
            }else {
                var path = openPanel.url?.relativePath
                if nil == path {
                    path = openPanel.url?.absoluteString
                }
                if nil != path {
                    paths.add(path!)
                }
                
            }
            
            for item in NSArray(array: paths) {
                let path = item as! String
                
                if comboBox.indexOfSelectedItem == 0 {
                    createSymbolicLink(path, toDirectory: originDirectory!)
                }else {
                    copyFile(path, toDirectory: originDirectory!)
                }
                
            }
            
            _files = DataModel.shared.originFilesFor(String(_autoTestObj?.fileType() ?? ""),
                                                     type: String(_autoTestObj?.type() ?? ""))
            _fileList.reloadData()
        }
    }
    
    func createSymbolicLink(_ path:String, toDirectory:String) {
        var isDirectory = ObjCBool(false)
        if FileManager.default.fileExists(atPath: path, isDirectory: &isDirectory) {
            if isDirectory.boolValue {
                // 文件夹
                let subpaths = try! FileManager.default.subpathsOfDirectory(atPath: path)
                for subpath in subpaths {
                    if (NSString(string: subpath).contains(".DS_Store") ||
                        !NSArray(array: ["PDF", "pdf"]).contains(NSString(string: subpath).pathExtension)) {
                        continue
                    }
                    let nPath = NSString(string: path).appendingPathComponent(subpath)
                    var isDirectory = ObjCBool(false)
                    if FileManager.default.fileExists(atPath: nPath, isDirectory: &isDirectory) && isDirectory.boolValue {
                        continue
                    }
                    
                    let resultPath = NSString(string: toDirectory).appendingPathComponent(NSString(string: path).lastPathComponent+"/"+subpath)
                    createSymbolicLink(nPath, toDirectory: NSString(string: resultPath).deletingLastPathComponent)
                }
            }else {
                if  !NSArray(array: ["PDF", "pdf"]).contains(NSString(string: path).pathExtension) {
                    return
                }
                
                let resultPath = NSString(string: toDirectory).appendingPathComponent(NSString(string: path).lastPathComponent)
                let directory = NSString(string: resultPath).deletingLastPathComponent
                
                // Create directory for
                var isDirectory = ObjCBool(false)
                if !FileManager.default.fileExists(atPath: directory, isDirectory: &isDirectory) || !isDirectory.boolValue {
                    try? FileManager.default.createDirectory(atPath: directory, withIntermediateDirectories: true)
                }
                
                if FileManager.default.fileExists(atPath: resultPath) {
                    try? FileManager.default.removeItem(atPath: resultPath)
                }
                
                try? FileManager.default.createSymbolicLink(atPath: resultPath, withDestinationPath: path)
            }
        }
    }
    
    func copyFile(_ path:String, toDirectory:String) {
        let resultPath = NSString(string: toDirectory).appendingPathComponent(NSString(string: path).lastPathComponent)
        
        if FileManager.default.fileExists(atPath: path) {
            let directory = NSString(string: resultPath).deletingLastPathComponent
            
            // Create directory for
            var isDirectory = ObjCBool(false)
            if !FileManager.default.fileExists(atPath: directory, isDirectory: &isDirectory) || !isDirectory.boolValue {
                try? FileManager.default.createDirectory(atPath: directory, withIntermediateDirectories: true)
            }
            
            if FileManager.default.fileExists(atPath: resultPath) {
                try? FileManager.default.removeItem(atPath: resultPath)
            }
            
            try? FileManager.default.copyItem(atPath: path, toPath: resultPath)
        }
    }
    
    
    // TableView Delegate
    func tableView(_ tableView: NSTableView, viewFor tableColumn: NSTableColumn?, row: Int) -> NSView? {
        let cellView = TestFileCellView.shared()
        
        if (_files.count >= row) {
            let title = _files[row]
            
            cellView?.setTitle(title)
            cellView?._delegate = self
            
            if _autoTestObj != nil {
                cellView?.setNeedReplaceBtn(_autoTestObj!.canUpdateRefImage(title))
            }else {
                cellView?.setNeedReplaceBtn(false)
            }
            
            if (_autoTestObj != nil) {
                cellView?.set((_autoTestObj!.status() == .Process &&
                               _autoTestObj!.convertFiles.contains(title) &&
                               !_autoTestObj!.compareFinishedFiles.contains(title)))
            }else {
                cellView?.set(false)
            }
            if _autoTestObj != nil &&
                (_autoTestObj?.status() == .Finished ||
                 _autoTestObj!.compareFinishedFiles.contains(title)) {
                cellView?.setNeedDegreeBtn(true)
                cellView?.setDegree((_autoTestObj?.degreeOfFile(title))!)
            }else {
                cellView?.setNeedDegreeBtn(false)
            }
        }
        
        return cellView
    }
    
    func selectionShouldChange(in tableView: NSTableView) -> Bool {
        
        return true
    }
    
    func tableView(_ tableView: NSTableView, shouldSelectRow row: Int) -> Bool {
        
        return false
    }
    
    func tableView(_ tableView: NSTableView, shouldSelect tableColumn: NSTableColumn?) -> Bool {
        
        return false
    }
    
    func tableView(_ tableView: NSTableView, mouseDownInHeaderOf tableColumn: NSTableColumn) {
        
    }
    
    func tableView(_ tableView: NSTableView, didClick tableColumn: NSTableColumn) {
        
    }
    
    func tableView(_ tableView: NSTableView, didDrag tableColumn: NSTableColumn) {
        
    }
    
    func tableView(_ tableView: NSTableView, heightOfRow row: Int) -> CGFloat {
        return 30
    }
    
    func tableView(_ tableView: NSTableView, isGroupRow row: Int) -> Bool {
        return false
    }
    
    func tableView(_ tableView: NSTableView, sizeToFitWidthOfColumn column: Int) -> CGFloat {
        return tableView.frame.width
    }
    
    func tableView(_ tableView: NSTableView, rowActionsForRow row: Int, edge: NSTableView.RowActionEdge) -> [NSTableViewRowAction] {
        return []
    }
    
    func tableViewSelectionDidChange(_ notification: Notification) {
        
    }
    
    // TableView Data Source
    func numberOfRows(in tableView: NSTableView) -> Int {
        return _files.count
    }
    
    // TestFileCellViewDelegate
    func fileCellNeedReplace(_ cell: TestFileCellView, fileName: String) {
        if (_autoTestObj != nil) {
            _autoTestObj?.updateRefImage(fileName)
        }
        
        _replaceAllBtn.isEnabled = _autoTestObj!.canUpdateRefImage()
        
        _fileList.reloadData()
    }
    
    func fileCellNeedShowReport(_ cell: TestFileCellView, fileName: String, sender:NSButton) {
        let files = _autoTestObj?.compareFiles(fileName) ?? []
        
        if files.count > 0 {
            if (_autoTestObj as? StringAutoTest) != nil {
                var compareVC = StringCompareViewController.shared()
                compareVC.setFiles(files)
                let point = sender.convert(CGPoint(x: 0, y: 0), to: self)
                compareVC.showIn(self, rect: NSRect.init(origin: point, size: sender.frame.size))
            }else {
                let compareVC = CompareViewController.shared()
                compareVC.setFiles(files)
                let point = sender.convert(CGPoint(x: 0, y: 0), to: self)
                compareVC.showIn(self, rect: NSRect.init(origin: point, size: sender.frame.size))
            }
        }
    }
    
    func fileCellNeedShowInFinder(_ cell:TestFileCellView, fileName:String, type:TestFileType) {
        var nFileName = NSString(string: fileName)
        
        var directory = _autoTestObj?.originFileDirectory()
        if (type == .Result) {
            nFileName = NSString(string: nFileName.deletingPathExtension).appendingPathExtension(_autoTestObj?.extention() ?? "")! as NSString
            directory = _autoTestObj?.resultFileDirectory()
        }else if (type == .Compare) {
            nFileName = NSString(string: nFileName.deletingPathExtension).appendingPathExtension(_autoTestObj?.extention() ?? "")! as NSString
            directory = _autoTestObj?.checkFileDirectory()
        }
        
        var path = NSString(string: directory!).appendingPathComponent(nFileName as String);
        if (FileManager.default.fileExists(atPath: path)) {
            NSWorkspace.shared.activateFileViewerSelecting([URL(fileURLWithPath: path)])
        }else {
            path = NSString(string: path).deletingPathExtension.appending(".jpg")
            
            if (FileManager.default.fileExists(atPath: path)) {
                NSWorkspace.shared.activateFileViewerSelecting([URL(fileURLWithPath: path)])
            }else {
                NSWorkspace.shared.activateFileViewerSelecting([URL(fileURLWithPath: NSString(string: path).deletingLastPathComponent)])
            }
        }
    }
    
    func fileCellNeedDelete(_ cell:TestFileCellView, fileName:String) {
        let originDirectory = _autoTestObj?.originFileDirectory()
        let path = NSString(string: originDirectory!).appendingPathComponent(fileName);
        
        FileConverter.shared().cancelTaskForSrcPath(path);
        try? FileManager.default.removeItem(atPath: path);
        
        let index = _files.firstIndex(of: fileName)
        
        if (index != NSNotFound) {
            _files.remove(at: index!)
            _fileList.reloadData()
        }
    }
    
    func fileCellNeedCancelConvertTask(_ cell:TestFileCellView, fileName:String) {
        let originDirectory = _autoTestObj?.originFileDirectory()
        let path = NSString(string: originDirectory!).appendingPathComponent(fileName);
        
        FileConverter.shared().cancelTaskForSrcPath(path);
    }
}