LonelyWolfSlackBot.swift

import UIKit
import Foundation
import SlackKit

class LonelyWolf {
    
    let bot: SlackKit
    
    init(token: String) {
        bot = SlackKit()
        bot.addRTMBotWithAPIToken(token)
        bot.addWebAPIAccessWithToken(token)
        bot.notificationForEvent(.message) { [weak self] (event, client) in
            guard let message = event.message else { return }
            self?.handleMessage(message)
        }
    }
    // MARK: Bot logic
    private func handleMessage(_ message: Message) {
        if let text = message.text, let channel = message.channel, text.contains("개빡친다") || text.contains("개빡쳐") {
            let reaction = "워 워 진정하세요"
            bot.webAPI?.sendMessage(channel: channel, text: reaction, success: nil, failure: nil)
            return
        }
        return
    }
}

class ViewController: UIViewController {
    
    let bot = SlackKit()
    
    override func viewDidLoad() {
        super.viewDidLoad()
        // With API token
        let slackbot = LonelyWolf(token: "Your Token")
        RunLoop.main.run()
    }
}