Add balance command

handler/ux/commands.py

@@ -1009,3 +1009,13 @@ class IRCCommands(object):
                 uid = tx.ux.verify.create_uid(platform, username)
                 first, last = tx.ux.verify.get_external_user_id_details(uid)
                 msg(f"Name: {first} {last}")
+
+    class balance(object):
+        name = "balance"
+        authed = True
+        helptext = "Get the total balance of all fiat accounts."
+
+        @staticmethod
+        def run(cmd, spl, length, authed, msg, agora, tx, ux):
+            total = ux.sinks.get_total_usd()
+            msg(f"Fiat balance (USD): {total}")