Add /insult command

src/main/java/eu/mikroskeem/bot/maerahn/commands/InsultCommand.java

@@ -0,0 +1,40 @@
+package eu.mikroskeem.bot.maerahn.commands;
+
+import eu.mikroskeem.bot.maerahn.Bot;
+import org.slf4j.Logger;
+import org.telegram.telegrambots.TelegramApiException;
+import org.telegram.telegrambots.api.methods.send.SendMessage;
+import org.telegram.telegrambots.api.objects.Chat;
+import org.telegram.telegrambots.api.objects.User;
+import org.telegram.telegrambots.bots.AbsSender;
+import org.telegram.telegrambots.bots.commands.BotCommand;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.Random;
+
+public class InsultCommand extends BotCommand {
+    private Random randomGenerator = new Random();
+    Logger logger;
+    private final List<String> insults = Arrays.asList(
+            "https://i.imgur.com/Tg7Ayp6.png",
+            "https://i.imgur.com/wovZxfq.png",
+            "https://i.imgur.com/7h4CQoH.png",
+            "https://i.imgur.com/4aRm55r.png"
+    );
+    public InsultCommand(Bot bot){
+        super("insult", "Send random insult");
+        logger = bot.logger;
+    }
+    @Override public void execute(AbsSender absSender, User user, Chat chat, String[] strings) {
+        SendMessage message = new SendMessage();
+        message.setChatId(chat.getId().toString());
+        message.setText(insults.get(randomGenerator.nextInt(insults.size())));
+        try {
+            absSender.sendMessage(message);
+        } catch (TelegramApiException e){
+            logger.error("Failed to send reply for /insult command!");
+            e.printStackTrace();
+        }
+    }
+}