Add error handling in commands

handler/commands.py

@@ -13,8 +13,12 @@ class IRCCommands(object):
             Get details of open trades and post on IRC.
             """
             trades = agora.dashboard(send_irc=False)
+            if trades is False:
+                msg("Error getting trades.")
+                return
             if not trades:
                 msg("No open trades.")
+                return
             for trade_id in trades:
                 msg(trade_id)
 
@@ -44,8 +48,12 @@ class IRCCommands(object):
             """
             if length == 1:
                 messages = agora.get_all_messages(send_irc=False)
+                if messages is False:
+                    msg("Error getting messages.")
+                    return
                 if not messages:
                     msg("No messages.")
+                    return
                 for message_id in messages:
                     for message in messages[message_id]:
                         msg(f"{message_id}: {message}")
@@ -96,9 +104,15 @@ class IRCCommands(object):
         @staticmethod
         def run(cmd, spl, length, authed, msg, agora, revolut, tx):
             accounts = revolut.accounts()
+            accounts_posted = 0
+            if accounts is None:
+                msg("Error getting accounts.")
             for account in accounts:
                 if account["balance"] > 0:
                     msg(f"{account['name']} {account['currency']}: {account['balance']}")
+                    accounts_posted += 1
+            if accounts_posted == 0:
+                msg("No accounts with balances.")
 
     class total(object):
         name = "total"