메세지 보낸 시간 만들기
//
// ChatModel.swift
// FreeTalk
//
// Created by stayfoolish on 2018. 9. 10..
// Copyright © 2018년 stayfoolish. All rights reserved.
//
import ObjectMapper
class ChatModel: Mappable {
@objc public var users :Dictionary<String,Bool> = [:] //채팅방에 참여한 사람들
public var comments :Dictionary<String,Comment> = [:] //채팅방의 대화내용
required init?(map: Map) {
}
func mapping(map: Map) {
users <- map["users"]
comments <- map["comments"]
}
public class Comment :Mappable{
@objc public var uid : String?
@objc public var message : String?
public var timestamp : Int?
public required init?(map: Map) {
}
public func mapping(map: Map) {
uid <- map["uid"]
message <- map["message"]
timestamp <- map["timestamp"]
}
}
}
//
// ChatViewController.swift
// FreeTalk
//
// Created by stayfoolish on 2018. 9. 10..
// Copyright © 2018년 stayfoolish. All rights reserved.
//
import UIKit
import Firebase
class ChatViewController: UIViewController,UITableViewDelegate,UITableViewDataSource {
@IBOutlet weak var tableview: UITableView!
@IBOutlet weak var textfield_message: UITextField!
@IBOutlet weak var sendButton: UIButton!
var uid : String?
var chatRoomUid : String?
var comments : [ChatModel.Comment] = []
var userModel :UserModel?
override func viewDidLoad() {
super.viewDidLoad()
uid = Auth.auth().currentUser?.uid
sendButton.addTarget(self, action: #selector(createRoom), for: .touchUpInside)
checkChatRoom()
self.tabBarController?.tabBar.isHidden = true
// Do any additional setup after loading the view.
}
//종료
override func viewWillDisappear(_ animated: Bool) {
self.tabBarController?.tabBar.isHidden = false
}
func keyboardWillShow(notification : Notification){
UIView.animate(withDuration: 0 , animations: {
self.view.layoutIfNeeded()
}, completion: {
(complete) in
if self.comments.count > 0 {
self.tableview.scrollToRow(at: IndexPath(item: self.comments.count - 1 , section: 0), at: UITableViewScrollPosition.bottom, animated: true)
}
})
}
/*
if let keyboardSize = (notification.userInfo![UIKeyboardFrameEndUserInfoKey] as? NSValue)?.cgRectValue{
self.bottomContraint.constant = keyboardSize.height
}
func keyboardWillHide(notification: Notification){
self.bottomContraint.constant = 20
self.view.layoutIfNeeded()
}
*/
func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
return comments.count
}
func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
if(self.comments[indexPath.row].uid == uid){
let view = tableView.dequeueReusableCell(withIdentifier: "MyMessageCell", for: indexPath) as! MyMessageCell
view.label_message.text = self.comments[indexPath.row].message
view.label_message.numberOfLines = 0
if let time = self.comments[indexPath.row].timestamp{
view.label_timestamp.text = time.toDayTime
}
return view
}else{
let view = tableView.dequeueReusableCell(withIdentifier: "DestinationMessageCell", for: indexPath) as! DestinationMessageCell
view.label_name.text = userModel?.userName
view.label_message.text = self.comments[indexPath.row].message
view.label_message.numberOfLines = 0;
let url = URL(string:(self.userModel?.profileImageUrl)!)
URLSession.shared.dataTask(with: url!, completionHandler: { (data, response, err) in
DispatchQueue.main.async {
view.imageview_profile.image = UIImage(data: data!)
view.imageview_profile.layer.cornerRadius = view.imageview_profile.frame.width/2
view.imageview_profile.clipsToBounds = true
}
}).resume()
if let time = self.comments[indexPath.row].timestamp{
view.label_timestamp.text = time.toDayTime
}
return view
}
return UITableViewCell()
}
func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat {
return UITableViewAutomaticDimension
}
public var destinationUid :String? // 나중에 내가 채팅할 대상의 uid
override func didReceiveMemoryWarning() {
super.didReceiveMemoryWarning()
// Dispose of any resources that can be recreated.
}
@objc func createRoom(){
let createRoomInfo : Dictionary<String,Any> = [ "users" : [
uid!: true,
destinationUid! :true
]
]
if(chatRoomUid == nil){
self.sendButton.isEnabled = false
// 방 생성 코드
Database.database().reference().child("chatrooms").childByAutoId().setValue(createRoomInfo, withCompletionBlock: { (err, ref) in
if(err == nil){
self.checkChatRoom()
}
})
}else{
let value :Dictionary<String,Any> = [
"uid" : uid!,
"message" : textfield_message.text!,
"timestamp" : ServerValue.timestamp()
]
Database.database().reference().child("chatrooms").child(chatRoomUid!).child("comments").childByAutoId().setValue(value, withCompletionBlock: { (err, ref) in
self.textfield_message.text = ""
})
}
}
func checkChatRoom(){
Database.database().reference().child("chatrooms").queryOrdered(byChild: "users/"+uid!).queryEqual(toValue: true).observeSingleEvent(of: DataEventType.value,with: { (datasnapshot) in
for item in datasnapshot.children.allObjects as! [DataSnapshot]{
if let chatRoomdic = item.value as? [String:AnyObject]{
let chatModel = ChatModel(JSON: chatRoomdic)
if(chatModel?.users[self.destinationUid!] == true){
self.chatRoomUid = item.key
self.sendButton.isEnabled = true
self.getDestinationInfo()
}
}
}
})
}
func getDestinationInfo(){
Database.database().reference().child("users").child(self.destinationUid!).observeSingleEvent(of: DataEventType.value, with: { (datasnapshot) in
self.userModel = UserModel()
self.userModel?.setValuesForKeys(datasnapshot.value as! [String:Any])
self.getMessageList()
})
}
func getMessageList(){
Database.database().reference().child("chatrooms").child(self.chatRoomUid!).child("comments").observe(DataEventType.value, with: { (datasnapshot) in
self.comments.removeAll()
for item in datasnapshot.children.allObjects as! [DataSnapshot]{
let comment = ChatModel.Comment(JSON: item.value as! [String:AnyObject])
self.comments.append(comment!)
}
self.tableview.reloadData()
if self.comments.count > 0{
self.tableview.scrollToRow(at: IndexPath(item:self.comments.count - 1,section:0), at: UITableViewScrollPosition.bottom, animated: true)
}
})
}
/*
// MARK: - Navigation
// In a storyboard-based application, you will often want to do a little preparation before navigation
override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
// Get the new view controller using segue.destinationViewController.
// Pass the selected object to the new view controller.
}
*/
}
extension Int{
var toDayTime :String{
let dateFormatter = DateFormatter()
dateFormatter.locale = Locale(identifier: "ko_KR")
dateFormatter.dateFormat = "yyyy.MM.dd HH:mm"
let date = Date(timeIntervalSince1970: Double(self)/1000)
return dateFormatter.string(from: date)
}
}
/*
extension Int{
var toDayTime :String{
let dateFormatter = DateFormatter()
dateFormatter.locale = Locale(identifier: "ko_KR")
dateFormatter.dateFormat = "yyyy.MM.dd HH:mm"
let date = Date(timeIntervalSince1970: Double(self)/1000)
return dateFormatter.string(from: date)
}
}
*/
class MyMessageCell: UITableViewCell{
@IBOutlet weak var label_message: UILabel!
@IBOutlet weak var label_timestamp: UILabel!
}
class DestinationMessageCell: UITableViewCell{
@IBOutlet weak var imageview_profile: UIImageView!
@IBOutlet weak var label_message: UILabel!
@IBOutlet weak var label_name: UILabel!
@IBOutlet weak var label_timestamp: UILabel!
}
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