From b083cc8775d27eb0fde52bea3beeb46297ad62e4 Mon Sep 17 00:00:00 2001
From: pacien
Date: Sun, 1 Aug 2021 13:23:42 +0200
Subject: app/wallet: forbid money transfers to oneself

---
 app/app_wallet.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/app/app_wallet.py b/app/app_wallet.py
index 922c683..9154dcc 100644
--- a/app/app_wallet.py
+++ b/app/app_wallet.py
@@ -51,6 +51,9 @@ def wallet_transfer(
             if recipient_user is None:
                 raise LookupError('Could not find recipient')
 
+            if recipient_user.id == session.get_user_id():
+                raise LookupError('Cannot transfer money to oneself.')
+
             tx.transfer(
                 from_user_id=session.get_user_id(),
                 to_user_id=recipient_user.id,
-- 
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