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import UIKit import Firebase import FirebaseAuth import FirebaseDatabase import SVProgressHUD class Const { static let MessagePath = "messages" } class MessageViewController: UIViewController, UITableViewDelegate, UITableViewDataSource { @IBOutlet weak var tableView: UITableView! @IBOutlet weak var formWrapperVIew: UIView! @IBOutlet weak var goButton: UIButton! @IBOutlet weak var messageTextField: UITextField! var messageArray = [Any]() override func viewDidLoad() { super.viewDidLoad() formWrapperVIew.layer.borderWidth = 1 formWrapperVIew.layer.borderColor = UIColor.black.cgColor goButton.layer.borderWidth = 1 goButton.layer.borderColor = UIColor.black.cgColor tableView.delegate = self tableView.dataSource = self tableView.dequeueReusableCell(withIdentifier: "Cell") SVProgressHUD.show() if FIRAuth.auth()?.currentUser != nil { let postsRef = FIRDatabase.database().reference().child(Const.MessagePath) postsRef.observe(.childAdded, with: { snapshot in SVProgressHUD.dismiss() if let _ = FIRAuth.auth()?.currentUser?.uid { let dictionary = snapshot.value as! [String: AnyObject] self.messageArray.insert(dictionary, at: 0) self.tableView.reloadData() } }) } } override func didReceiveMemoryWarning() { super.didReceiveMemoryWarning() // Dispose of any resources that can be recreated. } func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int { return messageArray.count } public func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell { let cell = tableView.dequeueReusableCell ( withIdentifier: "Cell", for: indexPath as IndexPath) let dictionary = messageArray[indexPath.row] as! [String: AnyObject] cell.textLabel?.text = dictionary["message"] as? String let time = dictionary["time"] as? String let username = dictionary["username"] as? String cell.detailTextLabel?.text = (time ?? "") + " : " + (username ?? "") return cell } @IBAction func pushGoButton(_ sender: Any) { if let currentUser = FIRAuth.auth()?.currentUser { if let message = messageTextField.text { // 2文字縛り if 2 < message.characters.count { SVProgressHUD.showError(withStatus: "Oops!") return } let time = NSDate.timeIntervalSinceReferenceDate let ref = FIRDatabase.database().reference().child(Const.MessagePath) let data = [ "message": message, "time": String(time), "username": currentUser.displayName] ref.childByAutoId().setValue(data) SVProgressHUD.showSuccess(withStatus: "Success!") } } } } |
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let ref = FIRDatabase.database().reference().child(Const.MessagePath) let data = [ "message": message, "time": String(time), "username": currentUser.displayName] ref.childByAutoId().setValue(data) |
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if FIRAuth.auth()?.currentUser != nil { let postsRef = FIRDatabase.database().reference().child(Const.MessagePath) postsRef.observe(.childAdded, with: { snapshot in SVProgressHUD.dismiss() if let _ = FIRAuth.auth()?.currentUser?.uid { let dictionary = snapshot.value as! [String: AnyObject] self.messageArray.insert(dictionary, at: 0) self.tableView.reloadData() } }) } |
