单元格中的UIButton无法执行到另一个视图控制器的筛选

Question

我正在尝试从自定义单元格中的按钮到另一个VC执行搜索。单元格内的按钮正在从查询中获取结果，并使用它们对Firebase进行另一个查询并在另一个VC中显示数据。单元格中的每个标签都有一个值，我不明白为什么SEGUE不能按预期工作。任何帮助是极大的赞赏。谢谢！

带有UIButton的单元格

class ptlistCell: UITableViewCell {

@IBOutlet private weak var ptnameLbl: UILabel!
@IBOutlet private weak var assignedmdLbl: UILabel!
@IBOutlet private weak var officemdLbl: UILabel!
@IBOutlet private weak var roomnumberLbl: UILabel!
@IBOutlet private weak var seenoseeLbl: UILabel!
@IBOutlet private weak var assigneddateLbl: UILabel!



var ptdatainfoRef: CollectionReference!
var query: Query?
var patdata = [PTData]()
var delegate: CellDelegate?

@IBOutlet weak var ptDataBtn: UIButton!


override func awakeFromNib() {
    super.awakeFromNib()

     ptdatainfoRef = Firestore.firestore().collection(PTLIST_REF)

}

func configureCell(ptlist: PTList) {

    ptnameLbl.text = ptlist.ptname
    assignedmdLbl.text = ptlist.assignedmd
    officemdLbl.text = ptlist.officemd
    roomnumberLbl.text = ptlist.room
    seenoseeLbl.text = ptlist.seenosee
    assigneddateLbl.text = ptlist.assigneddate 

}

@IBAction func ptdataTapped(_ sender: AnyObject) {

    let query = ptdatainfoRef.whereField("ptname", isEqualTo: 
(ptnameLbl.text!))
                             .whereField("assignedmd", isEqualTo: 
(assignedmdLbl.text!))
                             .whereField("officemd", isEqualTo: 
(officemdLbl.text!))
                             .whereField("room", isEqualTo: 
(roomnumberLbl.text!))
                             .whereField("seenosee", isEqualTo: 
(seenoseeLbl.text!))
                             .whereField("assigneddate", isEqualTo: 
(assigneddateLbl.text!))

    query.getDocuments { (snapshot, error) in
        if let err = error {
            debugPrint("error getting data: \(err)")
        } else {
            guard let snap = snapshot else { return }
            for document in snap.documents {
                let data = document.data()
                let ptname = data[PTNAME] as? String ?? ""
                let dob = data[DOB] as? String ?? ""
                let fin = data[FIN] as? String ?? ""
                let officemd = data[OFFICEMD] as? String ?? ""
                let assignedmd = data[ASSIGNEDMD] as? String ?? ""
                let assigneddate = data[ASSIGNEDDATE] as? String ?? 
""
                let room = data[ROOM] as? String ?? ""
                let diagnoses = data[DIAGNOSES] as? String ?? ""
                let reasonforadmitorconsult = 
data[REASONFORADMITORCONSULT] as? String ?? ""
                let goalofhospitalization = 
data[GOALOFHOSPITALIZATION] as? String ?? ""
                let seenosee = data[SEENOSEE] as? String ?? ""
                let notestocbo = data[NOTESTOCBO] as? String ?? ""
                let comments = data[COMMENTS] as? String ?? ""

                let hosp = data[HOSP] as? String ?? ""
                let team = data[TEAM] as? String ?? ""

               let newPtdata = PTData (ptname: ptname, dob: dob, 
fin: fin, officemd: officemd, assignedmd: assignedmd, assigneddate: 
assigneddate, room: room, diagnoses: diagnoses, 
reasonforadmitorconsult: reasonforadmitorconsult, 
goalofhospitalization: goalofhospitalization, seenosee: seenosee, 
notestocbo: notestocbo, comments: comments, hosp: hosp, team: team)

                self.patdata.append(newPtdata)
                print(document.data()) //data shows in the console
            }
        }

        self.delegate?.callSegueFromCell(cellData: AnyObject.self 
as AnyObject)
    }
}

}

**单元格**

class ptdataCell2: UITableViewCell {

@IBOutlet weak var ptnameLbl3: UILabel!
@IBOutlet weak var dobLbl3: UILabel!
@IBOutlet weak var finLbl3: UILabel!
@IBOutlet weak var officemdLbl3: UILabel!
@IBOutlet weak var assignedmdLbl3: UILabel!
@IBOutlet weak var assigneddateLbl3: UILabel!
@IBOutlet weak var roomLbl3: UILabel!
@IBOutlet weak var diagnosesLbl3: UILabel!
@IBOutlet weak var reasonforadmitorconsultLbl3: UILabel!
@IBOutlet weak var goalofhospitalizationLbl3: UILabel!
@IBOutlet weak var seenoseeLbl3: UILabel!
@IBOutlet weak var notestocboLbl3: UILabel!
@IBOutlet weak var commentsLbl3: UILabel!

var ptdata: PTData!

override func awakeFromNib() {
    super.awakeFromNib()

}

func configureCell(ptdata: PTData) {

    ptnameLbl3.text = ptdata.ptname
    dobLbl3.text = ptdata.dob
    finLbl3.text = ptdata.fin
    officemdLbl3.text = ptdata.officemd
    assignedmdLbl3.text = ptdata.assignedmd
    assigneddateLbl3.text = ptdata.assigneddate
    roomLbl3.text = ptdata.room
    diagnosesLbl3.text = ptdata.diagnoses
    reasonforadmitorconsultLbl3.text = 
ptdata.reasonforadmitorconsult
    goalofhospitalizationLbl3.text = ptdata.goalofhospitalization
    seenoseeLbl3.text = ptdata.seenosee
    notestocboLbl3.text = ptdata.notestocbo
    commentsLbl3.text = ptdata.comments

}

}

** TableViewController **

protocol CellDelegate {
func callSegueFromCell(cellData dataobject: AnyObject)

}

class patdataTVC: UITableViewController, CellDelegate {

var patdata = [PTData]()

override func viewDidLoad() {
    super.viewDidLoad()

}

override func numberOfSections(in tableView: UITableView) -> Int {
    return patdata.count
}

override func tableView(_ tableView: UITableView, cellForRowAt 
indexPath: IndexPath) -> UITableViewCell {
    var cell = tableView.dequeueReusableCell(withIdentifier: 
"ptdataCell2", for: indexPath) as! ptlistCell
    cell.delegate = self

    return cell
}

func callSegueFromCell(cellData dataobject: AnyObject) {
    self.performSegue(withIdentifier: "gotoptdataTVC", sender: 
dataobject)
}

}