Demo TableView

import UIKit
import SVProgressHUD

class TopViewController: BaseViewController {

    @IBOutlet weak var eventTableView: UITableView!
    var eventList = [Event]()

    override func viewDidLoad() {
        super.viewDidLoad()
        self.navigationTitle = LocalizationHelper.shared.localized("MY_CFN")
        self.eventTableView!.register(UINib(nibName: "EventTableViewCell", bundle: nil), forCellReuseIdentifier: EventTableViewCell.identifier)
        self.eventTableView.separatorStyle = .none
        self.eventTableView.dataSource = self
        self.eventTableView.delegate = self
        self.getListEvent()
    }

    override func viewWillTransition(to size: CGSize, with coordinator: UIViewControllerTransitionCoordinator) {
        self.eventTableView.reloadData()
    }

    func getListEvent() {
        self.eventList.removeAll()
        SVProgressHUD.show()
        HttpClient.shared.request(method: HttpClient.METHOD.POST, api: HttpClient.API.Events, params: nil) { (json: String?, errorCode: HttpClient.ErrorCode?) in
            DispatchQueue.main.async(execute: {
                SVProgressHUD.dismiss()
            })
            if let err = errorCode , err == HttpClient.ErrorCode.OK {
                if var response = JsonParser.parseRawToObject(json) {
                    if let status = response["status"] as? Int, let statusCode = HttpClient.ErrorCode(rawValue: status) {
                        switch statusCode {
                        case HttpClient.ErrorCode.OK:
                            if let events = response["events"] as? [Dictionary<String, Any>] {
                                for event in events {
                                    if let e = Event.parse(from: event) {
                                        self.eventList.append(e)
                                    }
                                }
                            }
                            DispatchQueue.main.async {
                                self.eventTableView.reloadData()
                            }
                            break
                        default:
                            if let message = response["message"] as? String {
                                DispatchQueue.main.async {
                                    ErrorHandler.shared.showError(message: message)
                                }
                            }
                            break
                        }
                    }
                }
            }
        }
    }

    override func onUpdateLocale() {
        super.onUpdateLocale()
        self.getListEvent()
    }
}

extension TopViewController: UITableViewDelegate, UITableViewDataSource {

    func numberOfSections(in tableView: UITableView) -> Int {
        return 1
    }

    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        return self.eventList.count
    }

    func tableView(_ tableView: UITableView, estimatedHeightForRowAt indexPath: IndexPath) -> CGFloat {
        return 200
    }

    func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat {
        return UITableViewAutomaticDimension
    }

    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        let cell = tableView.dequeueReusableCell(withIdentifier: EventTableViewCell.identifier) as! EventTableViewCell
        cell.selectionStyle = .none
        cell.showCompanyList = {(_ event: Event?) -> (Void) in
            self.showCompanyList(event)
        }
        cell.update(with: eventList[indexPath.item])
        return cell
    }

    func showCompanyList(_ event: Event?) {
        let companyListViewController = CompanyListViewController()
        self.navigationController?.pushViewController(companyListViewController, animated: true)
    }
}