// // IMChatViewController.swift // O2Platform // // Created by FancyLou on 2020/6/8. // Copyright © 2020 zoneland. All rights reserved. // import UIKit import CocoaLumberjack import O2OA_Auth_SDK class IMChatViewController: UIViewController { // MARK: - IBOutlet //消息列表 @IBOutlet weak var tableView: UITableView! //消息输入框 @IBOutlet weak var messageInputView: UITextField! //底部工具栏的高度约束 @IBOutlet weak var bottomBarHeightConstraint: NSLayoutConstraint! //底部工具栏 @IBOutlet weak var bottomBar: UIView! private let emojiBarHeight = 256 //表情窗口 private lazy var emojiBar: IMChatEmojiBarView = { let view = Bundle.main.loadNibNamed("IMChatEmojiBarView", owner: self, options: nil)?.first as! IMChatEmojiBarView view.frame = CGRect(x: 0, y: 0, width: SCREEN_WIDTH, height: emojiBarHeight.toCGFloat) return view }() private lazy var viewModel: IMViewModel = { return IMViewModel() }() // MARK: - properties var conversation: IMConversationInfo? = nil private var chatMessageList: [IMMessageInfo] = [] private var page = 1 private var isShowEmoji = false private var bottomBarHeight = 64 // MARK: - functions override func viewDidLoad() { super.viewDidLoad() self.tableView.delegate = self self.tableView.dataSource = self self.tableView.register(UINib(nibName: "IMChatMessageViewCell", bundle: nil), forCellReuseIdentifier: "IMChatMessageViewCell") self.tableView.register(UINib(nibName: "IMChatMessageSendViewCell", bundle: nil), forCellReuseIdentifier: "IMChatMessageSendViewCell") self.tableView.separatorStyle = .none self.tableView.rowHeight = UITableView.automaticDimension self.tableView.estimatedRowHeight = 144 self.messageInputView.delegate = self //底部安全距离 老机型没有 self.bottomBarHeight = Int(iPhoneX ? 64 + IPHONEX_BOTTOM_SAFE_HEIGHT: 64) self.bottomBarHeightConstraint.constant = self.bottomBarHeight.toCGFloat self.bottomBar.topBorder(width: 1, borderColor: base_gray_color.alpha(0.5)) self.messageInputView.backgroundColor = base_gray_color //标题 if self.conversation?.type == o2_im_conversation_type_single { if let c = self.conversation { var person = "" c.personList?.forEach({ (p) in if p != O2AuthSDK.shared.myInfo()?.distinguishedName { person = p } }) if !person.isEmpty { self.title = person.split("@").first ?? "" } } }else { self.title = self.conversation?.title } //获取聊天数据 self.loadMsgList(page: page) //阅读 self.viewModel.readConversation(conversationId: self.conversation?.id) } override func viewWillAppear(_ animated: Bool) { NotificationCenter.default.addObserver(self, selector: #selector(receiveMessageFromWs(notice:)), name: OONotification.websocket.notificationName, object: nil) } override func viewWillDisappear(_ animated: Bool) { NotificationCenter.default.removeObserver(self) } @objc private func receiveMessageFromWs(notice: Notification) { DDLogDebug("接收到websocket im 消息") if let message = notice.object as? IMMessageInfo { if message.conversationId == self.conversation?.id { self.chatMessageList.append(message) self.scrollMessageToBottom() self.viewModel.readConversation(conversationId: self.conversation?.id) } } } //获取消息 private func loadMsgList(page: Int) { if let c = self.conversation, let id = c.id { self.viewModel.myMsgPageList(page: page, conversationId: id).then { (list) in self.chatMessageList = list self.scrollMessageToBottom() } } else { self.showError(title: "参数错误！！！") } } //刷新tableview 滚动到底部 private func scrollMessageToBottom() { DispatchQueue.main.async { self.tableView.reloadData() if self.chatMessageList.count > 0 { self.tableView.scrollToRow(at: IndexPath(row: self.chatMessageList.count-1, section: 0), at: .bottom, animated: true) } } } //发送文本消息 private func sendTextMessage() { guard let msg = self.messageInputView.text else { return } self.messageInputView.text = "" let body = IMMessageBodyInfo() body.type = o2_im_msg_type_text body.body = msg sendMessage(body: body) } //发送表情消息 private func sendEmojiMessage(emoji: String) { let body = IMMessageBodyInfo() body.type = o2_im_msg_type_emoji body.body = emoji sendMessage(body: body) } //发送消息到服务器 private func sendMessage(body: IMMessageBodyInfo) { let message = IMMessageInfo() message.body = body.toJSONString() message.id = UUID().uuidString message.conversationId = self.conversation?.id message.createPerson = O2AuthSDK.shared.myInfo()?.distinguishedName message.createTime = Date().formatterDate(formatter: "yyyy-MM-dd HH:mm:ss") //添加到界面 self.chatMessageList.append(message) self.scrollMessageToBottom() //发送消息到服务器 self.viewModel.sendMsg(msg: message) .then { (result) in DDLogDebug("发送消息成功 \(result)") self.viewModel.readConversation(conversationId: self.conversation?.id) }.catch { (error) in DDLogError(error.localizedDescription) self.showError(title: "发送消息失败!") } } // MARK: - IBAction //点击表情按钮 @IBAction func clickEmojiBtn(_ sender: UIButton) { self.isShowEmoji.toggle() self.view.endEditing(true) if self.isShowEmoji { self.bottomBarHeightConstraint.constant = self.bottomBarHeight.toCGFloat + self.emojiBarHeight.toCGFloat self.emojiBar.delegate = self self.emojiBar.translatesAutoresizingMaskIntoConstraints = false self.bottomBar.addSubview(self.emojiBar) let top = NSLayoutConstraint(item: self.emojiBar, attribute: .top, relatedBy: .equal, toItem: self.emojiBar.superview!, attribute: .top, multiplier: 1, constant: CGFloat(self.bottomBarHeight)) let width = NSLayoutConstraint(item: self.emojiBar, attribute: .width, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1, constant: SCREEN_WIDTH) let height = NSLayoutConstraint(item: self.emojiBar, attribute: .height, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1, constant: self.emojiBarHeight.toCGFloat) NSLayoutConstraint.activate([top, width, height]) } else { self.bottomBarHeightConstraint.constant = self.bottomBarHeight.toCGFloat self.emojiBar.removeFromSuperview() } self.view.layoutIfNeeded() } } // MARK: - 表情点击 delegate extension IMChatViewController: IMChatEmojiBarClickDelegate { func clickEmoji(emoji: String) { DDLogDebug("发送表情消息 \(emoji)") self.sendEmojiMessage(emoji: emoji) } } // MARK: - tableview delegate extension IMChatViewController: UITableViewDelegate, UITableViewDataSource { func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int { return self.chatMessageList.count } func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell { let msg = self.chatMessageList[indexPath.row] if msg.createPerson == O2AuthSDK.shared.myInfo()?.distinguishedName { //发送者 if let cell = tableView.dequeueReusableCell(withIdentifier: "IMChatMessageSendViewCell", for: indexPath) as? IMChatMessageSendViewCell { cell.setContent(item: self.chatMessageList[indexPath.row]) return cell } }else { if let cell = tableView.dequeueReusableCell(withIdentifier: "IMChatMessageViewCell", for: indexPath) as? IMChatMessageViewCell { cell.setContent(item: self.chatMessageList[indexPath.row]) return cell } } return UITableViewCell() } func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) { tableView.deselectRow(at: indexPath, animated: false) } } // MARK: - textField delegate extension IMChatViewController: UITextFieldDelegate { func textFieldShouldBeginEditing(_ textField: UITextField) -> Bool { DDLogDebug("准备开始输入......") closeEmoji() return true } private func closeEmoji() { self.isShowEmoji = false self.bottomBarHeightConstraint.constant = self.bottomBarHeight.toCGFloat self.view.layoutIfNeeded() } func textFieldShouldReturn(_ textField: UITextField) -> Bool { DDLogDebug("回车。。。。") self.sendTextMessage() return true } }