From 2acd4377e9dcc3dc925a8a79485d6add0472025d Mon Sep 17 00:00:00 2001
From: DanB <danb@cgrates.org>
Date: Fri, 16 May 2014 20:09:00 +0200
Subject: [PATCH] apier/costs.go file

---
 apier/costs.go | 59 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 apier/costs.go

diff --git a/apier/costs.go b/apier/costs.go
new file mode 100644
index 000000000..8eff50cf4
--- /dev/null
+++ b/apier/costs.go
@@ -0,0 +1,59 @@
+/*
+Real-time Charging System for Telecom & ISP environments
+Copyright (C) 2012-2014 ITsysCOM GmbH
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>
+*/
+
+package apier
+
+import (
+	"fmt"
+	"github.com/cgrates/cgrates/engine"
+	"github.com/cgrates/cgrates/utils"
+	"time"
+)
+
+type AttrGetDataCosts struct {
+	Direction                string
+	Category                 string
+	Tenant, Account, Subject string
+	StartTime                time.Time
+	Usage                    int64 // the call duration so far (till TimeEnd)
+}
+
+func (apier *ApierV1) GetDataCosts(attrs AttrGetDataCosts, reply *engine.DataCost) error {
+	usageAsDuration := time.Duration(attrs.Usage)
+	cd := engine.CallDescriptor{
+		Direction:     attrs.Direction,
+		Category:      attrs.Category,
+		Tenant:        attrs.Tenant,
+		Account:       attrs.Account,
+		Subject:       attrs.Subject,
+		TimeStart:     attrs.StartTime,
+		TimeEnd:       attrs.StartTime.Add(usageAsDuration),
+		DurationIndex: usageAsDuration,
+		TOR:           utils.DATA,
+	}
+	var cc engine.CallCost
+	if err := apier.Responder.GetCost(cd, &cc); err != nil {
+		return fmt.Errorf("%s:%s", utils.ERR_SERVER_ERROR, err.Error())
+	}
+	if dc, err := cc.ToDataCost(); err != nil {
+		return fmt.Errorf("%s:%s", utils.ERR_SERVER_ERROR, err.Error())
+	} else if dc != nil {
+		*reply = *dc
+	}
+	return nil
+}