Files
cgrates/utils/eventcharges.go

115 lines
3.4 KiB
Go

/*
Real-time Online/Offline Charging System (OerS) for Telecom & ISP environments
Copyright (C) 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 utils
import (
"errors"
)
// NewEventChargers instantiates the EventChargers in a central place
func NewEventCharges() (ec *EventCharges) {
ec = &EventCharges{
Accounting: make(map[string]*AccountCharge),
UnitFactors: make(map[string]*UnitFactor),
Rating: make(map[string]*RateSInterval),
}
return
}
// EventCharges records the charges applied to an Event
type EventCharges struct {
Abstracts *Decimal // total abstract units charged
Concretes *Decimal // total concrete units charged
ChargingIntervals []*ChargingInterval
Accounts []*AccountProfile
Accounting map[string]*AccountCharge
UnitFactors map[string]*UnitFactor
Rating map[string]*RateSInterval
}
// Merge will merge the event charges into existing
func (ec *EventCharges) Merge(eCs ...*EventCharges) {
for _, nEc := range eCs {
if ec.Abstracts != nil {
ec.Abstracts = &Decimal{SumBig(ec.Abstracts.Big, nEc.Abstracts.Big)}
} else { // initial
ec.Abstracts = nEc.Abstracts
}
if ec.Concretes != nil {
ec.Concretes = &Decimal{SumBig(ec.Concretes.Big, nEc.Concretes.Big)}
} else { // initial
ec.Concretes = nEc.Concretes
}
}
}
// AsExtEventCharges converts EventCharges to ExtEventCharges
func (ec *EventCharges) AsExtEventCharges() (eEc *ExtEventCharges, err error) {
eEc = new(ExtEventCharges)
if ec.Abstracts != nil {
if flt, ok := ec.Abstracts.Big.Float64(); !ok {
return nil, errors.New("cannot convert decimal Abstracts to float64")
} else {
eEc.Abstracts = &flt
}
}
if ec.Concretes != nil {
if flt, ok := ec.Concretes.Big.Float64(); !ok {
return nil, errors.New("cannot convert decimal Concretes to float64")
} else {
eEc.Concretes = &flt
}
}
// add here code for the rest of the fields
return
}
// ExtEventCharges is a generic EventCharges used in APIs
type ExtEventCharges struct {
Abstracts *float64
Concretes *float64
}
type ChargingInterval struct {
Increments []*ChargingIncrement // specific increments applied to this interval
CompressFactor int
}
// ChargingIncrement represents one unit charged inside an interval
type ChargingIncrement struct {
Units *Decimal
AccountChargeID string // Account charging information
CompressFactor int
}
// AccountCharge represents one Account charge
type AccountCharge struct {
AccountID string
BalanceID string
Units *Decimal
BalanceLimit *Decimal // the minimum balance value accepted
UnitFactorID string // identificator in ChargingUnitFactors
AttributeIDs []string // list of attribute profiles matched
RatingID string // identificator in cost increments
JoinedChargeIDs []string // identificator of extra account charges
}