ios - 如何快速从选定的tableviewcell中过滤数组?
问题描述
我对如何构建关于如何从tableviewcell
. 下面JSON
是 tableview 的内容,显示如下
[
{
"hospitalNumber": "00000001",
"patientName": "Test Patient",
"totalAmount": 1111.3
},
{
"hospitalNumber": "00000002",
"patientName": "Test Patient 2",
"totalAmount": 1312
},
{
"hospitalNumber": "00000003",
"patientName": "Test Patient 3",
"totalAmount": 475
}
]
问题是如何显示选定的hospitalNumber
和patientName
在下一个View Controller
,它将显示为
这就是我的“PaymentDetailsViewController”所拥有的:
var patientList: [Patient]! {
didSet {
latestCreditedAmountTableView.reloadData()
}
}
override func viewDidLoad() {
super.viewDidLoad()
getPatientList()
}
override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
if segue.identifier == "showPatientPaymentDetailsVC" {
if let patientPaymentDetailsVC = segue.destination as? PatientPaymentDetailsViewController {
patientPaymentDetailsVC.isBrowseAll = self.isBrowseAll
if !isBrowseAll {
patientPaymentDetailsVC.patientPayoutDetails = self.selectedPatientPayment
patientPaymentDetailsVC.currentRemittance = self.currentRemittance
patientPaymentDetailsVC.doctorNumber = self.doctorNumber
}
}
}
}
func getPatientList() {
SVProgressHUD.setDefaultMaskType(.black)
SVProgressHUD.show(withStatus: "Retrieving Patient List")
APIService.PatientList.getPatientList(doctorNumber: doctorNumber, periodId: currentRemittance.periodId) { (patientListArray, error) in
guard let patientListPerPayout = patientListArray, error == nil else {
if let networkError = error {
switch networkError {
case .noRecordFound:
let alertController = UIAlertController(title: "No Record Found", message: "You don't have current payment remittance", preferredStyle: .alert)
alertController.addAction(UIAlertAction(title: "OK", style: .default))
self.present(alertController, animated: true, completion: nil)
case .noNetwork:
let alertController = UIAlertController(title: "No Network", message: "\(networkError.rawValue)", preferredStyle: .alert)
alertController.addAction(UIAlertAction(title: "OK", style: .default))
self.present(alertController, animated: true, completion: nil)
default:
let alertController = UIAlertController(title: "Error", message: "There is something went wrong. Please try again", preferredStyle: .alert)
alertController.addAction(UIAlertAction(title: "OK", style: .default))
self.present(alertController, animated: true, completion: nil)
}
}
SVProgressHUD.dismiss()
return
}
self.patientList = patientListPerPayout
self.latestCreditedAmountTableView.reloadData()
SVProgressHUD.dismiss()
return
}
}
**getPerPatientPAyoutDetails(from: String) function**
func getPerPatientPayoutDetails(from: String) {
SVProgressHUD.setDefaultMaskType(.black)
SVProgressHUD.showInfo(withStatus: "Retrieving Patient Details")
APIService.PatientList.getPatientDetailsPerPayout(periodId: currentRemittance.periodId, doctorNumber: doctorNumber, parameterName: .selectedByHospitalNumber, hospitalNumber: from) { (patientPayout, error) in
guard let patientPerPayoutDetails = patientPayout, error == nil else {
if let networkError = error {
switch networkError {
case .noRecordFound:
let alertController = UIAlertController(title: "No Record Found", message: "You don't have current payment remittance", preferredStyle: .alert)
alertController.addAction(UIAlertAction(title: "OK", style: .default))
case .noNetwork:
let alertController = UIAlertController(title: "No Network", message: "\(networkError.rawValue)", preferredStyle: .alert)
alertController.addAction(UIAlertAction(title: "OK", style: .default))
self.present(alertController, animated: true, completion: nil)
default:
let alertController = UIAlertController(title: "Error", message: "There is something went wrong. Please try again", preferredStyle: .alert)
alertController.addAction(UIAlertAction(title: "OK", style: .default))
self.present(alertController, animated: true, completion: nil)
}
}
SVProgressHUD.dismiss()
return
}
self.selectedPatientPayment = patientPerPayoutDetails
print(self.selectedPatientPayment)
SVProgressHUD.dismiss()
return
}
}
基于该gePatientList()
功能,它只会拉取患者的完整列表。我不知道如何将所选患者的数据传递给另一个 VC。希望您能够帮助我。太感谢了。
可能有助于理解我的代码流程的代码
func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
switch indexPath.section {
case 0: break
case 1: let selectedpatient = patientList[indexPath.row].hospitalNumber
print(selectedpatient!)
self.isBrowseAll = false
getPerPatientPayoutDetails(from: selectedpatient!)
default: break
}
}
下面是另一个View Controller
将显示patientName
和hospitalNumber
患者付款详情VC
class PatientPaymentDetailsViewController: UIViewController {
@IBOutlet weak var patientProcedureTableView: UITableView!
@IBOutlet weak var hospitalNumberLabel: UILabel!
@IBOutlet weak var patientNameLabel: UILabel!
var currentRemittance: CurrentRemittance!
var doctorNumber: String!
var isBrowseAll: Bool!
var patientList: [Patient]!
var patientPayoutDetails: [PatientPayoutDetails]!
override func viewDidLoad() {
super.viewDidLoad()
setupPatientInfo()
}
//MARK: FUNCTION
func setupPatientInfo() {
self.patientNameLabel.text = patient.patientName
self.hospitalNumberLabel.text = patient.hospitalNumber
}
getPerPatientPayoutDetails
从 函数下拉取的数据didselect
会显示在 中PatientPaymentDetailsVC
。下面是输出,如您所见,我可以将数据拉到下面,但getPerPatientPayoutDetails
不显示数据。patientName
hospitalNumber
解决方案
首先不要从table view cell中获取数据,从数据源中获取
- 将 segue 连接到单元格。
- 删除整个方法
didSelectRowAt
- 当
prepare(for segue
被调用时,sender
参数是cell
. - 从单元格中获取索引路径并在该索引路径处获取患者。
- 与其传递多个参数,不如
var patient : Patient!
在目标控制器中声明一个属性并移交patient
实例。
override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
guard segue.identifier == "showPatientPaymentDetailsVC",
let cell = sender as? UITableViewCell,
let indexPath = tableView.indexPath(for: cell) else { return }
let patient = patientList[indexPath.row]
getPerPatientPayoutDetails(from: patient.hospitalNumber)
let patientPaymentDetailsVC = segue.destination as! PatientPaymentDetailsViewController
patientPaymentDetailsVC.patient = patient
patientPaymentDetailsVC.patientPayoutDetails = self.selectedPatientPayment
patientPaymentDetailsVC.currentRemittance = self.currentRemittance
patientPaymentDetailsVC.doctorNumber = self.doctorNumber
}
class PatientPaymentDetailsViewController: UIViewController {
@IBOutlet weak var patientProcedureTableView: UITableView!
@IBOutlet weak var hospitalNumberLabel: UILabel!
@IBOutlet weak var patientNameLabel: UILabel!
var currentRemittance: CurrentRemittance!
var doctorNumber = ""
var isBrowseAll = false
var patient : Patient!
var patientPayoutDetails: [PatientPayoutDetails]!
override func viewDidLoad() {
super.viewDidLoad()
setupPatientInfo()
}
//MARK: FUNCTION
func setupPatientInfo() {
self.patientNameLabel.text = patient.patientName
self.hospitalNumberLabel.text = patient.hospitalNumber
}
边注:
不要声明patientList
为隐式解包可选,将其声明为非可选空数组
var patientList : [Patient]()
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