Announce presses

server.py

@@ -198,6 +198,9 @@ def load_state():
             );
             CREATE INDEX IF NOT EXISTS chat_player_messages ON chat_messages (player_id, id);
         """)
+        columns = {row["name"] for row in connection.execute("PRAGMA table_info(chat_messages)")}
+        if "kind" not in columns:
+            connection.execute("ALTER TABLE chat_messages ADD COLUMN kind TEXT NOT NULL DEFAULT 'message'")
         # Serialize initialization. A committed game row is the migration marker,
         # not merely the existence of a possibly empty or interrupted database.
         connection.execute("BEGIN IMMEDIATE")
@@ -249,7 +252,7 @@ failed_logins = {}  # lowercase name -> (failure count, first failure ms)
 def chat_messages():
     with database() as connection:
         rows = connection.execute(
-            "SELECT id, name, at, message FROM chat_messages ORDER BY id DESC LIMIT ?",
+            "SELECT id, name, at, message, kind FROM chat_messages ORDER BY id DESC LIMIT ?",
             (CHAT_HISTORY_LIMIT,),
         ).fetchall()
     return [dict(row) for row in reversed(rows)]
@@ -481,7 +484,7 @@ class Handler(BaseHTTPRequestHandler):
                     connection.execute("BEGIN IMMEDIATE")
                     t = now_ms()
                     last = connection.execute(
-                        "SELECT at FROM chat_messages WHERE player_id = ? ORDER BY id DESC LIMIT 1", (pid,),
+                        "SELECT at FROM chat_messages WHERE player_id = ? AND kind = 'message' ORDER BY id DESC LIMIT 1", (pid,),
                     ).fetchone()
                     if last is not None and t - last["at"] < CHAT_COOLDOWN_MS:
                         return self.send_json(HTTPStatus.TOO_MANY_REQUESTS, {"error": "Please wait two seconds between messages"})
@@ -490,7 +493,7 @@ class Handler(BaseHTTPRequestHandler):
                         "INSERT INTO chat_messages (player_id, name, at, message) VALUES (?, ?, ?, ?)",
                         (pid, name, t, message),
                     )
-                    posted = {"id": cursor.lastrowid, "name": name, "at": t, "message": message}
+                    posted = {"id": cursor.lastrowid, "name": name, "at": t, "message": message, "kind": "message"}
             return self.send_json(HTTPStatus.CREATED, posted)
 
         if path == "/api/register":
@@ -589,7 +592,25 @@ class Handler(BaseHTTPRequestHandler):
                 }
                 state["presses"].append(press)
                 state["deadline"] = t + DURATION_MS
-                save_state(state)
+                hours, remainder = divmod(max(0, remaining), 3600000)
+                minutes, remainder = divmod(remainder, 60000)
+                seconds, milliseconds = divmod(remainder, 1000)
+                time_left = f"{hours:02d}:{minutes:02d}:{seconds:02d}.{milliseconds:03d}"
+                name = state["players"][pid]["name"]
+                points = press["points"]
+                announcement = f"{name} pushed the button with {time_left} remaining and received {points} {'point' if points == 1 else 'points'}."
+                try:
+                    with database() as connection:
+                        write_state(connection, state)
+                        connection.execute(
+                            "INSERT INTO chat_messages (player_id, name, at, message, kind) VALUES (?, ?, ?, ?, 'press')",
+                            (pid, "The Button", t, announcement),
+                        )
+                except Exception:
+                    # Keep memory consistent with the rolled-back database snapshot.
+                    state["presses"].pop()
+                    state["deadline"] = t + remaining
+                    raise
                 return self.send_json(HTTPStatus.OK, {
                     "press": {k: press[k] for k in ("at", "remaining_ms", "zone", "points")},
                     "deadline": state["deadline"],