wordbot: Add special cases for 1, 2, 3, and 4+ word scores

This groups multiple words into the same message and also adds a little
bit of fun for multi-word scores.

Signed-off-by: Alek Ratzloff <alekratz@gmail.com>

plugins/wordbot.py

@@ -1,18 +1,17 @@
 import asyncio
 import itertools
 import logging
-from pathlib import Path
 import random
 import re
 import sqlite3
 import time
+from pathlib import Path
 from typing import Set
 
 from asyncirc.protocol import IrcProtocol
 from irclib.parser import Prefix
 from omnibot.plugin import Plugin
 
-
 log = logging.getLogger(__name__)
 
 
@@ -236,13 +235,36 @@ class Wordbot(Plugin):
                     # Don't try to score words for inactive games
                     return
                 words_in_line = set(re.findall(r"[a-z0-9-]+", line.lower()))
-                matches = words_in_line & self.db.unmatched_words(channel)
+                matches = list(words_in_line & self.db.unmatched_words(channel))
-                for word in matches:
+                if not matches:
+                    return
+                # "'foo', 'bar', and 'baz'"
+                words_list = (
+                    ", ".join([f"'{word}'" for word in matches[:-1]])
+                    + f" and '{matches[-1]}' are"
+                )
+
+                match len(matches):
+                    case 1:
+                        bark = "Congrats!"
+                        words_list = f"'{matches[-1]}' is"
+                    case 2:
+                        bark = "Doubles!"
+                    case 3:
+                        bark = "Hat trick!"
+                    case _:
+                        bark = "Cheater!"
+
+                points = f"{len(matches)} point"
+                if len(matches) > 1:
+                    points += "s"
+
                 self.send_to(
                     conn,
                     channel,
-                        f"{who.nick}: Congrats! '{word}' is good for 1 point.",
+                    f"{who.nick}: {bark} {words_list} good for {points}.",
                 )
+                for word in matches:
                     self.db.add_score(channel, who.nick, word, line)
 
     async def handle_command(