Party Line: whoami command

groupchatbot/bot.py

@@ -83,10 +83,22 @@ def handle_logout(msg, r, from_known_sender, known_senders: Iterable):
             return
 
 
-def handle_help(msg):
+def handle_whoami(msg, _, from_known_sender, known_senders: Iterable):
+    if not from_known_sender:
+        msg.reply("You not logged in.")
+        return
+    for s in known_senders:
+        if s['hash'] == msg.sender:
+            msg.reply(f"Logged in as {s['nick']}.")
+            return
+    assert False
+
+
+def handle_help(msg, _, __, ___):
     msg.reply("""Supported commands:
 /login [NICK] [PASSWORD] - Logs user in. Partyline messages will be sent.
 /logout - Logs user out. Partyline messages will stop.
+/whoami - Tells you your nic if you're logged in.
 /help - Displays this message.""")
 
 
@@ -95,6 +107,15 @@ def send_to(text: str, receiver_hashes: Iterable[str]):
         bot.send(receiver, text)
 
 
+COMMANDS = {
+    "/login": handle_login,
+    "/logout": handle_logout,
+    "/whoami": handle_whoami,
+    "/help": handle_help,
+    "/": handle_help
+}
+
+
 @bot.received
 def handle_msg(msg):
     r = Redis(host='localhost', port=6379, db=0)
@@ -107,14 +128,9 @@ def handle_msg(msg):
                          known_senders, None)
     from_known_sender = sender_info is not None
     assert isinstance(msg.content, str)
-    if msg.content.startswith("/login"):
+    for cmd in COMMANDS:
-        return handle_login(msg, r, from_known_sender, known_senders)
+        if msg.content.startswith(cmd):
-    if msg.content.startswith("/logout"):
+            return COMMANDS[cmd](msg, r, from_known_sender, known_senders)
-        return handle_logout(msg, r, from_known_sender, known_senders)
-    if msg.content.startswith("/help"):
-        return handle_help(msg)
-    if msg.content.startswith("/"):
-        return handle_help(msg)
 
     if not from_known_sender:
         msg.reply("Please identify with `/login [NICK] [PASSWORD]`")