Add irccat command

tools/ps_irc_command.py

@@ -0,0 +1,35 @@
+#!/usr/bin/env -S uv run -q
+# /// script
+# dependencies = [
+#   "httpx",
+#   "arrow",
+# ]
+# ///
+#
+# Called by IRCCat to handle the ?ps command in IRC.
+
+import httpx
+import arrow
+
+data = httpx.get("https://london.pubstandards.com/next.json").json()
+
+event = None
+
+for e in data:
+    datetime = arrow.get(e["date"] + " " + e["time"])
+    event = e
+    if datetime.date() >= arrow.now().date():
+        break
+
+if event is None:
+    print("No upcoming events.")
+    exit()
+
+if datetime < arrow.now():
+    msg = f"{event['title']} is happening right now at {event['location']}. Get to the pub!"
+else:
+    friendly_date = datetime.humanize(granularity=["day", "hour"])
+    msg = f"{event['title']} is happening at {event['location']} {friendly_date}: "
+    msg += f"https://london.pubstandards.com/event/{event['slug']}"
+
+print(msg.encode("utf-8"))