AiKeyboard2025/ios/AiKeyboard/KeyboardViewController.swift

//
//  KeyboardViewController.swift
//  AiKeyboard
//
//  Created by Destiny on 2025/4/23.
//

import UIKit
import Lottie
import SnapKit
import MarqueeLabel

enum KeyboardType: Int {
    case help     = 0  // 帮聊
    case teach    = 1  // 教你说
    case prologue = 2  // 开场白
}

class KeyboardViewController: UIInputViewController {
    
    struct UX {
        static let keyboardHeight = 292.0
    }
    
    // 选择的键盘类型
    var chooseType: KeyboardType = .help {
        didSet {
            self.updateMainViewUI()
        }
    }
    // 键盘列表
    var keyboardList: [KeyboardModel]?
    // 选择的键盘
    var chooseKeyboard: KeyboardModel?
    // 人设列表
    var characterList: [CharacterModel]?
    // 开场白列表
    var prologueList: [PrologueModel]?
    
    // 开始持续删除
    private var deleteTimer: Timer?
    private var deleteAcceleration: TimeInterval = 0.1
    
    var heightConstriaint: NSLayoutConstraint?
    
    lazy var bgImageView: UIImageView = {
       
        let imageView = UIImageView()
        imageView.image = UIImage(named: "keyboard_bg")
        return imageView
    }()
    
    lazy var menuBtn: UIButton = {
       
        let button = UIButton()
        button.setImage(UIImage(named: "keyboard_menu_btn"), for: .normal)
        button.addTarget(self, action: #selector(menuBtnClickAction), for: .touchUpInside)
        return button
    }()
    
    lazy var heartAnimation: LottieAnimationView = {
       
        let animate = LottieAnimationView(name: "heart")
        animate.loopMode = .loop
        animate.backgroundColor = .clear
        return animate
    }()
    
    lazy var exchangeBtn: UIButton = {
        
        let button = UIButton()
        button.setImage(UIImage(named: "keyboard_exchange_btn"), for: .normal)
        return button
    }()
    
    lazy var chooseView: UIView = {
       
        let view = UIView()
        view.backgroundColor = .white
        view.layer.cornerRadius = 17
        return view
    }()
    
    lazy var functionView: UIView = {
        
        let view = UIView()
        view.backgroundColor = .hexStringColor(hexString: "#DDCFFD")
        view.layer.cornerRadius = 16
        
        view.isUserInteractionEnabled = true
        let tap = UITapGestureRecognizer(target: self, action: #selector(functionBtnClickAction))
        view.addGestureRecognizer(tap)
        return view
    }()
    
    lazy var functionLabel: UILabel = {
       
        let label = UILabel()
        label.text = "帮聊"
        label.font = .boldSystemFont(ofSize: 12)
        label.textColor = .hexStringColor(hexString: "#000000", alpha: 0.8)
        return label
    }()
    
    lazy var arrowIcon: UIImageView = {
       
        let imageView = UIImageView()
        imageView.image = UIImage(named: "icon_arrow_down")
        return imageView
    }()
    
    lazy var userChangeBtn: UIButton = {
        
        let btn = UIButton()
        btn.setTitle("小蕾", for: .normal)
        btn.titleLabel?.font = .systemFont(ofSize: 12, weight: .medium)
        btn.setTitleColor(.hexStringColor(hexString: "#000000").withAlphaComponent(0.8), for: .normal)
        btn.setImage(UIImage(named: "keyboard_user_change_icon"), for: .normal)
        btn.setImageTitleLayout(.imgRight, spacing: 8)
        btn.addTarget(self, action: #selector(changeBtnClickAction), for: .touchUpInside)
        return btn
    }()
    
    lazy var userChangeView: UIView = {
        
        let view = UIView()
        let tap = UITapGestureRecognizer(target: self, action: #selector(changeBtnClickAction))
        view.addGestureRecognizer(tap)
        return view
    }()
    
    lazy var userChangeLabel: MarqueeLabel = {
       
        let label = MarqueeLabel(frame: .zero, duration: 3.0, fadeLength: 0)
        label.type = .leftRight
        label.text = "通用键盘"
        label.font = .systemFont(ofSize: 12)
        label.textColor = .hexStringColor(hexString: "#000000")
        label.textAlignment = .center
        return label
    }()
    
    lazy var userChangeIcon: UIImageView = {
       
        let icon = UIImageView()
        icon.image = UIImage(named: "keyboard_user_change_icon")
        return icon
    }()
    
    lazy var helpView: KeyboardHelpView = {
       
        let view = KeyboardHelpView()
        view.delegate = self
        view.helpDelegate = self
        return view
    }()
    
    lazy var teachView: KeyboardTeachView = {
        
        let view = KeyboardTeachView()
        view.delegate = self
        view.teachDelegate = self
        view.isHidden = true
        return view
    }()
    
    lazy var prologueView: KeyboardPrologueView = {
       
        let view = KeyboardPrologueView()
        view.delegate = self
        view.prologueDelegate = self
        view.isHidden = true
        return view
    }()
    
    lazy var exchangeView: KeyboardExchangeView = {
        
        let view = KeyboardExchangeView()
        view.isHidden = true
        view.delegate = self
        return view
    }()
    
    lazy var menuView: KeyboardMenuView = {
        
        let view = KeyboardMenuView()
        view.delegate = self
        return view
    }()
    
    var nowShowView: UIView?
    
    override func viewWillAppear(_ animated: Bool) {
        super.viewWillAppear(animated)
        self.prepareHeightConstraint()
    }
    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        setUI()
        
        KeyboardApi.initParams()
        requestKeyboardList()
        requestPrologueList()
        startMonitoringPasteboard()
//        self.nextKeyboardButton.leftAnchor.constraint(equalTo: self.view.leftAnchor).isActive = true
//        self.nextKeyboardButton.bottomAnchor.constraint(equalTo: self.view.bottomAnchor).isActive = true
    }
    
    override func viewWillLayoutSubviews() {
        super.viewWillLayoutSubviews()
    }
    
    override func updateViewConstraints() {
        super.updateViewConstraints()
        
        if self.view.frame.size.width == 0 && self.view.frame.size.height == 0 {
            return
        }
        
        self.prepareHeightConstraint()
    }
    
    override func textWillChange(_ textInput: UITextInput?) {
        // The app is about to change the document's contents. Perform any preparation here.
    }
    
    override func textDidChange(_ textInput: UITextInput?) {
        // The app has just changed the document's contents, the document context has been updated.
        
        var textColor: UIColor
        let proxy = self.textDocumentProxy
        if proxy.keyboardAppearance == UIKeyboardAppearance.dark {
            textColor = UIColor.white
        } else {
            textColor = UIColor.black
        }
    }

    func prepareHeightConstraint() {
        
        if self.heightConstriaint == nil {
        
            if let view = self.view {
                self.heightConstriaint = NSLayoutConstraint(item: view, attribute: NSLayoutConstraint.Attribute.height, relatedBy: NSLayoutConstraint.Relation.equal, toItem: nil, attribute: NSLayoutConstraint.Attribute.notAnAttribute, multiplier: 0.0, constant: UX.keyboardHeight)
                self.heightConstriaint?.priority = UILayoutPriority(750)
                self.view.addConstraint(self.heightConstriaint!)
            }
        } else {
            self.heightConstriaint?.constant = UX.keyboardHeight
        }
    }
}

// MARK: - 网络请求
extension KeyboardViewController {
    
    // 获取键盘列表
    func requestKeyboardList() {
        
        KeyboardNetworkManager.request(.keyboard_list(params: [:])) { response in
            
            if let keyboardInfos = try? response.mapArray(KeyboardModel.self, atKeyPath: "data.keyboardInfos") {
                self.keyboardList = keyboardInfos
                self.updateUserChangeBtnUI()
                self.requestCharacterList()
                print("成功解析数组，数量：\(keyboardInfos.count)")
            }
        } fail: { code, error in
            
            self.view.toast(text: error)
            print(error)
        }
    }
    
    // 获取键盘人设列表
    func requestCharacterList() {
        
        var params: [String: Any] = [String: Any]()
        if let chooseKeyboard = self.chooseKeyboard {
            params = ["keyboardId": chooseKeyboard.id ?? ""]
        }
        KeyboardNetworkManager.request(.character_list(params: params)) { response in
            
            if let characterInfos = try? response.mapArray(CharacterModel.self, atKeyPath: "data.characterInfos") {
                self.characterList = characterInfos
                self.updateCharacterUI()
                print("成功解析数组，数量：\(characterInfos.count)")
            }
        } fail: { code, error in
            
            self.view.toast(text: error)
            print(error)
        }
    }
    
    // 获取键盘人设列表
    func requestPrologueList() {
        
        KeyboardNetworkManager.request(.prologue_list(params: [:])) { response in
            
            if let prologueList = try? response.mapArray(PrologueModel.self, atKeyPath: "data.prologues") {
                self.prologueList = prologueList
                self.updatePrologueUI()
            }
        } fail: { code, error in
            
            self.view.toast(text: error)
            print(error)
        }
    }
    
    // 选择键盘
    func requestChooseKeyboard(keyboardId: String, success: @escaping (() -> Void)) {
        
        var params: [String: Any] = [String: Any]()
        params = ["keyboardId": keyboardId]
        KeyboardNetworkManager.request(.keyboard_choose(params: params)) { response in
            
            self.view.toast(text: "保存成功")
            success()
        } fail: { code, error in
            
            self.view.toast(text: error)
            print(error)
        }
    }
    
    // 请求获取超会回
    func requestSuperReply(characterId: String, content: String, complete: @escaping ((String) -> ())) {
        
        var params: [String: Any] = [String: Any]()
        params = ["keyboardId": self.chooseKeyboard?.id ?? "",
                  "characterId": characterId,
                  "content": content]
        KeyboardNetworkManager.request(.chat_super_reply(params: params)) { response in
            
            if let contentModel = try? response.mapObject(ReplyModel.self, atKeyPath: "data") {
                complete(contentModel.content ?? "")
            } else {
                complete("")
            }
        } fail: { code, error in
            
            self.view.toast(text: error)
            print(error)
            complete("")
        }
    }
    
    // 请求获取超会说
    func requestSuperSpeak(characterId: String, content: String, complete: @escaping (([String]) -> ())) {
        
        var params: [String: Any] = [String: Any]()
        params = ["keyboardId": self.chooseKeyboard?.id ?? "",
                  "characterId": characterId,
                  "content": content]
        KeyboardNetworkManager.request(.chat_super_speak(params: params)) { response in
            
            if let contentModel = try? response.mapObject(SpeakModel.self, atKeyPath: "data"), let list = contentModel.list {
                complete(list)
            } else {
                complete([String]())
            }
        } fail: { code, error in
            
            self.view.toast(text: error)
            print(error)
            complete([String]())
        }
    }
    
    // 请求获取超会说
    func requestSuperPrologue(name: String, complete: @escaping (([String]) -> ())) {
        
        var params: [String: Any] = [String: Any]()
        params = ["name": name]
        KeyboardNetworkManager.request(.chat_super_prologue(params: params)) { response in
            
            if let contentModel = try? response.mapObject(SpeakModel.self, atKeyPath: "data"), let list = contentModel.list {
                complete(list)
            } else {
                complete([String]())
            }
        } fail: { code, error in
            
            self.view.toast(text: error)
            print(error)
            complete([String]())
        }
    }
}

// MARK: - 点击事件
extension KeyboardViewController: KeyboardMenuViewDelegate, KeyboardExchangeViewDelegate {
    
    // 功能按钮选择点击
    @objc func functionBtnClickAction() {
        
        KeyboardFunctionPopView.show(view: self.view, selectType: self.chooseType) { type in
            self.chooseType = type
        }
    }
    
    // 菜单按钮点击
    @objc func menuBtnClickAction() {
        
        clearPopView()
        
        self.view.addSubview(menuView)
        menuView.snp.makeConstraints { make in
            make.left.right.bottom.equalTo(0)
            make.top.equalTo(menuBtn.snp.bottom)
        }
    }
    
    // 菜单按钮返回
    func menuBackBtnClickAction() {
        
        clearPopView()
        self.nowShowView?.isHidden = false
    }
    
    // 选择键盘按钮点击
    @objc func changeBtnClickAction() {
        
        clearPopView()
        self.exchangeView.keyboardList = self.keyboardList
        self.exchangeView.isHidden = false
    }
    
    // 选择键盘后返回
    func exchangeViewBackClickAction() {
        
        clearPopView()
        self.nowShowView?.isHidden = false
    }
    
    // 点击保存按钮
    func exchangeViewSaveClickAction(keyboardList: [KeyboardModel], success: @escaping (() -> ())) {
        
        var keyboardId = ""
        for keyboard in keyboardList {
            if keyboard.isChoose == true {
                keyboardId = keyboard.id ?? ""
                break
            }
        }
        
        requestChooseKeyboard(keyboardId: keyboardId) {
            self.keyboardList = keyboardList
            for keyboard in keyboardList {
                if keyboard.isChoose == true {
                    self.chooseKeyboard = keyboard
                    break
                }
            }
            success()
            self.userChangeLabel.text = self.chooseKeyboard?.name
            self.clearPopView()
            self.nowShowView?.isHidden = false
        }
    }
    
}

extension KeyboardViewController: KeyboardHelpViewDelegate, KeyboardTeachViewDelegate, KeyboardPrologueViewDelegate {

    // 帮聊点击cell
    func helpCollectionViewDidSelectItem(characterId: String, content: String, complete: @escaping (() -> ())) {
        
        self.requestSuperReply(characterId: characterId, content: content) { text in
            self.insertText(text)
            complete()
        }
    }
    
    // 教你说点击cell
    func teachCollectionViewDidSelectItem(characterId: String, content: String, complete: @escaping (([String]) -> ())) {
        
        self.requestSuperSpeak(characterId: characterId, content: content) { list in
            complete(list)
        }
    }
    
    // 教你说点击 TableViewCell
    func teachTableViewDidSelectItem(content: String) {
        
        self.insertText(content)
    }
    
    // 开场白点击cell
    func prologueCollectionViewDidSelectItem(name: String, complete: @escaping (([String]) -> ())) {
        
        self.requestSuperPrologue(name: name) { list in
            complete(list)
        }
    }
    
    // 开场白点击 TableViewCell
    func prologueTableViewDidSelectItem(content: String) {
        
        self.insertText(content)
    }

}

// MARK: - 处理键盘操作
extension KeyboardViewController: KeyboardBaseViewDelegate {
    
    // 插入文字
    func insertText(_ text: String) {
        
        self.textDocumentProxy.insertText(text)
    }

    // 点击粘贴按钮
    func pasteBtnClickAction() {
        
        detectPasteboardPermissionAlert { isShowing in
            if isShowing {
                print("系统正在显示剪贴板权限弹窗")
                self.view.toast(text: "请允许访问剪贴板")
            }
            if let content = self.getPasteboardContent() {
                print("获取到剪贴板内容: \(content)")
                self.view.toast(text: "获取到剪贴板内容")
                self.helpView.setPasteStr(content: content)
                self.teachView.setPasteStr(content: content)
            } else {
                print("无法获取剪贴板内容")
                self.view.toast(text: "无法获取剪贴板内容")
            }
        }
    }
    
    // 删除按钮
    func deleteBtnClickAction() {
        
        self.textDocumentProxy.deleteBackward()
    }
    
    // 清除按钮
    func clearBtnClickAction() {
        
        // 获取当前文本
        let proxy = self.textDocumentProxy
        
        // 清空所有文本
        for _ in 0..<100 {
            proxy.deleteBackward()
        }
    }
    
    // 发送按钮
    func sendBtnClickAction() {
        
        self.textDocumentProxy.insertText("\n")
    }
    
    func deleteBtnLongPressBegin() {
        
        // 停止已有的定时器
        stopContinuousDelete()
        
        // 创建新的定时器，初始间隔为0.5秒
        deleteTimer = Timer.scheduledTimer(timeInterval: 0.5, target: self, selector: #selector(continuousDeleteAction), userInfo: nil, repeats: false)
    }
    
    func deleteBtnLongPressEnd() {
        stopContinuousDelete()
    }
    
    // 停止删除
    func stopContinuousDelete() {
        deleteTimer?.invalidate()
        deleteTimer = nil
        deleteAcceleration = 0.1 // 重置加速度
    }
    
    @objc func continuousDeleteAction() {
        // 执行删除操作
        self.textDocumentProxy.deleteBackward()
        
        // 停止当前定时器
        deleteTimer?.invalidate()
        
        // 加速删除（最快0.05秒一次）
        let newInterval = max(0.05, 0.5 - deleteAcceleration)
        deleteAcceleration += 0.05 // 每次加速0.05秒
        
        // 创建新的更快的定时器
        deleteTimer = Timer.scheduledTimer(timeInterval: newInterval, target: self, selector: #selector(continuousDeleteAction), userInfo: nil, repeats: false)
    }
    
    // 监听剪贴板变化
    func startMonitoringPasteboard() {
        
        // 记录当前剪贴板变化计数
       var initialChangeCount = UIPasteboard.general.changeCount
       // 记录上一次的剪贴板内容
       var lastPasteboardContent: String? = UIPasteboard.general.string
        
        // 创建定时器定期检查剪贴板变化
        Timer.scheduledTimer(withTimeInterval: 0.5, repeats: true) { [weak self] timer in
            guard let self = self else {
                timer.invalidate()
                return
            }
            
            let currentChangeCount = UIPasteboard.general.changeCount
            if currentChangeCount != initialChangeCount {
                // 剪贴板计数已变化，检查内容是否真的变化
                if let copiedString = UIPasteboard.general.string {
                    // 只有当内容真的不同时才处理
                    if !copiedString.isEmpty {
                        print("检测到新复制的内容: \(copiedString)")
                        // 更新记录的内容和计数
                        lastPasteboardContent = copiedString
                        initialChangeCount = currentChangeCount
                        // 处理复制的内容
                        self.handleCopiedContent(copiedString)
                    } else {
                        // 内容相同或为空，只更新计数
                        initialChangeCount = currentChangeCount
                        print("剪贴板计数变化但内容未变或为空")
                    }
                } else {
                    // 剪贴板内容为nil，更新计数
                    initialChangeCount = currentChangeCount
                    lastPasteboardContent = nil
                    print("剪贴板内容被清空")
                }
            }
        }
    }
    
    // 处理复制的内容
    func handleCopiedContent(_ content: String) {
        
        self.helpView.setPasteStr(content: content)
        self.teachView.setPasteStr(content: content)
    }
    
    // 检查键盘权限
    func checkPasteboardPermission() -> Bool {
         
        var hasPasteboardPermission = false
        // iOS 14及以上版本需要检查权限
        if #available(iOS 14.0, *) {
            // 尝试读取剪贴板内容来检查权限
            let pasteboard = UIPasteboard.general
            
            if let _ = pasteboard.string {
                hasPasteboardPermission = true
                print("键盘扩展有剪贴板访问权限")
            } else {
                hasPasteboardPermission = false
                print("键盘扩展没有剪贴板访问权限")
            }
        } else {
            // iOS 14以下版本默认有权限
            hasPasteboardPermission = true
        }

        return hasPasteboardPermission
    }
    
    // 检测系统是否弹出剪贴板权限弹窗
    func detectPasteboardPermissionAlert(completion: @escaping (Bool) -> Void) {
        // 记录访问前的时间
        let startTime = Date()
        
        // 尝试访问剪贴板
        let _ = UIPasteboard.general.string
        
        // 检查访问后的时间延迟
        let timeDelay = Date().timeIntervalSince(startTime)
        
        // 如果访问剪贴板的时间超过一定阈值，可能是因为系统弹出了权限弹窗
        // 通常正常访问剪贴板的时间应该很短，如果超过100毫秒，可能是弹出了弹窗
        if timeDelay > 0.1 {
            completion(true)
        } else {
            completion(false)
        }
    }
    
    // 获取剪贴板内容
    func getPasteboardContent() -> String? {
        let pasteboard = UIPasteboard.general
        return pasteboard.string
    }
    
}

extension KeyboardViewController {
    
    // 关闭其他弹出页
    func clearPopView() {
        
        self.menuView.removeFromSuperview()
        self.exchangeView.isHidden = true
        self.helpView.isHidden = true
        self.teachView.isHidden = true
        self.prologueView.isHidden = true
    }
    
    // 更新主要界面
    func updateMainViewUI() {
        
        clearPopView()
        
        switch chooseType {
        case .help:
//            self.helpView.characterList = self.characterList
            self.helpView.isHidden = false
            self.nowShowView = self.helpView
            self.functionLabel.text = "帮聊"
            break
        case .teach:
//            self.teachView.characterList = self.characterList
            self.teachView.isHidden = false
            self.nowShowView = self.teachView
            self.functionLabel.text = "教你说"
            break
        case .prologue:
            self.prologueView.isHidden = false
            self.nowShowView = self.prologueView
            self.functionLabel.text = "开场白"
            break
        }
    }
    
    // 更新人设列表
    func updateCharacterUI() {
        
        self.helpView.characterList = self.characterList
        self.teachView.characterList = self.characterList
    }
    
    // 更新开场白
    func updatePrologueUI() {
        
        self.prologueView.prologueList = self.prologueList
    }
    
    // 更新键盘选择按钮
    func updateUserChangeBtnUI() {
        
        if self.keyboardList?.count == 1 {
            
            self.keyboardList?[0].isChoose = true
            self.chooseKeyboard = self.keyboardList?.first
        } else {
            
            if let keyboardList = self.keyboardList {
                for keyboard in keyboardList {
                    if keyboard.isChoose == true {
                        self.chooseKeyboard = keyboard
                    }
                }
            }
        }
        
        if let chooseKeyboard = self.chooseKeyboard {
            self.userChangeLabel.text = chooseKeyboard.name
        }
    }
    
    func setUI() {
        
        self.view.addSubview(bgImageView)
        bgImageView.snp.makeConstraints { make in
            make.edges.equalToSuperview()
        }
        
        self.view.addSubview(menuBtn)
        menuBtn.snp.makeConstraints { make in
            make.size.equalTo(CGSize(width: 32, height: 32))
            make.left.equalTo(13)
            make.top.equalTo(17)
        }
        
        self.view.addSubview(heartAnimation)
        heartAnimation.snp.makeConstraints { make in
            make.size.equalTo(CGSize(width: 35, height: 30))
            make.right.equalTo(-10)
            make.centerY.equalTo(menuBtn.snp.centerY)
        }
        heartAnimation.play()
        
        self.view.addSubview(exchangeBtn)
        exchangeBtn.snp.makeConstraints { make in
            make.size.equalTo(CGSize(width: 34, height: 34))
            make.right.equalTo(heartAnimation.snp.left).offset(-10)
            make.centerY.equalTo(menuBtn.snp.centerY)
        }
        
        self.view.addSubview(teachView)
        teachView.snp.makeConstraints { make in
            make.left.right.bottom.equalTo(0)
            make.top.equalTo(60)
        }
        
        self.view.addSubview(helpView)
        helpView.snp.makeConstraints { make in
            make.left.right.bottom.equalTo(0)
            make.top.equalTo(60)
        }
        
        self.view.addSubview(prologueView)
        prologueView.snp.makeConstraints { make in
            make.left.right.bottom.equalTo(0)
            make.top.equalTo(menuBtn.snp.bottom)
        }
        
        self.view.addSubview(chooseView)
        chooseView.snp.makeConstraints { make in
            make.width.equalTo(147)
            make.height.equalTo(34)
            make.left.equalTo(menuBtn.snp.right).offset(9)
            make.centerY.equalTo(menuBtn.snp.centerY)
        }
        
        self.view.addSubview(exchangeView)
        exchangeView.snp.makeConstraints { make in
            make.top.equalTo(menuBtn.snp.bottom)
            make.left.right.bottom.equalTo(0)
        }
        
        chooseView.addSubview(functionView)
        functionView.snp.makeConstraints { make in
            make.top.left.equalTo(1)
            make.bottom.equalTo(-1)
            make.width.equalTo(85)
        }
        
        functionView.addSubview(functionLabel)
        functionLabel.snp.makeConstraints { make in
            make.left.equalTo(12)
            make.centerY.equalToSuperview()
        }
        
        functionView.addSubview(arrowIcon)
        arrowIcon.snp.makeConstraints { make in
            make.size.equalTo(CGSize(width: 18, height: 18))
            make.centerY.equalToSuperview()
            make.right.equalTo(-5)
        }
        
        chooseView.addSubview(userChangeView)
        userChangeView.snp.makeConstraints { make in
            make.left.equalTo(functionView.snp.right)
            make.right.equalToSuperview()
            make.top.bottom.equalTo(0)
        }
        
        userChangeView.addSubview(userChangeIcon)
        userChangeIcon.snp.makeConstraints { make in
            make.size.equalTo(CGSize(width: 12, height: 12))
            make.centerY.equalToSuperview()
            make.right.equalTo(-8)
        }
        
        userChangeView.addSubview(userChangeLabel)
        userChangeLabel.snp.makeConstraints { make in
            make.right.equalTo(userChangeIcon.snp.left).offset(-4)
            make.left.equalTo(4)
            make.centerY.equalToSuperview()
        }
        
//        chooseView.addSubview(userChangeBtn)
//        userChangeBtn.snp.makeConstraints { make in
//            make.left.equalTo(functionView.snp.right)
//            make.right.equalToSuperview()
//            make.top.bottom.equalTo(0)
//        }
        
        self.nowShowView = self.helpView
    }
}