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105 lines
3.2 KiB
Go
105 lines
3.2 KiB
Go
/*
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Rating system designed to be used in VoIP Carriers World
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Copyright (C) 2013 ITsysCOM
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>
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*/
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package engine
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import (
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"errors"
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"fmt"
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"sort"
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"time"
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)
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type RatingProfile struct {
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Id string
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FallbackKey string // FallbackKey is used as complete combination of Tenant:TOR:Direction:Subject
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RatingPlanActivations RatingPlanActivations
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Tag, Tenant, TOR, Direction, Subject string // used only for loading
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DestRatesTimingTag, RatesFallbackSubject, ActivationTime string // used only for loading
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}
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type RatingPlanActivation struct {
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ActivationTime time.Time
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RatingPlanId string
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}
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func (rpa *RatingPlanActivation) Equal(orpa *RatingPlanActivation) bool {
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return rpa.ActivationTime == orpa.ActivationTime && rpa.RatingPlanId == orpa.RatingPlanId
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}
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type RatingPlanActivations []*RatingPlanActivation
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func (rpas RatingPlanActivations) Len() int {
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return len(rpas)
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}
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func (rpas RatingPlanActivations) Swap(i, j int) {
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rpas[i], rpas[j] = rpas[j], rpas[i]
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}
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func (rpas RatingPlanActivations) Less(i, j int) bool {
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return rpas[i].ActivationTime.Before(rpas[j].ActivationTime)
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}
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func (rpas RatingPlanActivations) Sort() {
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sort.Sort(rpas)
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}
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type RatingInfo struct {
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ActivationTime time.Time
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RateIntervals RateIntervalList
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}
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// TODO: what happens if there is no match for part of the call
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func (rp *RatingProfile) GetRatingPlansForPrefix(cd *CallDescriptor) (foundPrefixes []string, ris []*RatingInfo, err error) {
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rp.RatingPlanActivations.Sort()
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for _, rpa := range rp.RatingPlanActivations {
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if rpa.ActivationTime.Before(cd.TimeEnd) {
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rpl, err := storageGetter.GetRatingPlan(rpa.RatingPlanId)
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if err != nil || rpl == nil {
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Logger.Err(fmt.Sprintf("Error checking destination: %v", err))
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continue
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}
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bestPrecision := 0
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var rps RateIntervalList
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for dId, _ := range rpl.DestinationRates {
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//precision, err := storageGetter.DestinationContainsPrefix(dId, cd.Destination)
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d, err := storageGetter.GetDestination(dId)
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if err != nil {
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Logger.Err(fmt.Sprintf("Error checking destination: %v", err))
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continue
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}
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precision := d.containsPrefix(cd.Destination)
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if precision > bestPrecision {
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bestPrecision = precision
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rps = rpl.RateIntervalList(dId)
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}
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}
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if bestPrecision > 0 {
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ris = append(ris, &RatingInfo{rpa.ActivationTime, rps})
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foundPrefixes = append(foundPrefixes, cd.Destination[:bestPrecision])
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}
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}
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}
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if len(ris) > 0 {
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return foundPrefixes, ris, nil
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}
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return nil, nil, errors.New("not found")
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}
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