From 6dd22fa847cfe032e62feced4358f6efa9b61e4e Mon Sep 17 00:00:00 2001
From: Radu Ioan Fericean <radu@fericean.ro>
Date: Mon, 7 Apr 2014 12:11:09 +0300
Subject: [PATCH] =?UTF-8?q?zero=20cost=20fix=20(=E2=99=A5=20DigiDaz)?=
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---
 engine/balances.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/engine/balances.go b/engine/balances.go
index ade1fbbc2..2f285c633 100644
--- a/engine/balances.go
+++ b/engine/balances.go
@@ -168,7 +168,7 @@ func (b *Balance) DebitMinutes(cc *CallCost, count bool, ub *Account, moneyBalan
 				if seconds == 1 {
 					amount = increment.Duration.Seconds()
 				}
-				if b.Value >= amount { // balance has at least 60 seconds
+				if b.Value >= amount {
 					newTs := ts
 					inc := increment
 					if seconds > 1 { // we need to recreate increments
@@ -240,7 +240,7 @@ func (b *Balance) DebitMinutes(cc *CallCost, count bool, ub *Account, moneyBalan
 							break
 						}
 					}
-					if moneyBal != nil && b.Value >= seconds {
+					if (cost == 0 || moneyBal != nil) && b.Value >= seconds {
 						b.SubstractAmount(seconds)
 						nInc.BalanceInfo.MinuteBalanceUuid = b.Uuid
 						nInc.BalanceInfo.AccountId = ub.Id