mirror of
https://github.com/cgrates/cgrates.git
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97 lines
2.3 KiB
Go
97 lines
2.3 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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"math"
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"sort"
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"time"
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)
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type MinuteBucket struct {
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Seconds float64
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Weight float64
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Price float64 // percentage from standard price or absolute value depending on Type
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PriceType string
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DestinationId string
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ExpirationDate time.Time
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precision int
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}
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const (
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PERCENT = "*percent"
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ABSOLUTE = "*absolute"
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)
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// Returns the available number of seconds for a specified credit
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func (mb *MinuteBucket) GetSecondsForCredit(credit float64) (seconds float64) {
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seconds = mb.Seconds
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if mb.Price > 0 {
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seconds = math.Min(credit/mb.Price, mb.Seconds)
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}
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return
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}
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// Creates a similar minute
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func (mb *MinuteBucket) Clone() *MinuteBucket {
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return &MinuteBucket{
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Seconds: mb.Seconds,
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Weight: mb.Weight,
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Price: mb.Price,
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PriceType: mb.PriceType,
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DestinationId: mb.DestinationId,
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}
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}
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// Equal method
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func (mb *MinuteBucket) Equal(o *MinuteBucket) bool {
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return mb.DestinationId == o.DestinationId &&
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mb.Weight == o.Weight &&
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mb.Price == o.Price &&
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mb.PriceType == o.PriceType &&
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mb.ExpirationDate.Equal(o.ExpirationDate)
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}
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func (mb *MinuteBucket) IsExpired() bool {
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return !mb.ExpirationDate.IsZero() && mb.ExpirationDate.Before(time.Now())
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}
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/*
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Structure to store minute buckets according to weight, precision or price.
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*/
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type bucketsorter []*MinuteBucket
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func (bs bucketsorter) Len() int {
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return len(bs)
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}
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func (bs bucketsorter) Swap(i, j int) {
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bs[i], bs[j] = bs[j], bs[i]
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}
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func (bs bucketsorter) Less(j, i int) bool {
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return bs[i].Weight < bs[j].Weight ||
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bs[i].precision < bs[j].precision ||
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bs[i].Price > bs[j].Price
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}
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func (bs bucketsorter) Sort() {
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sort.Sort(bs)
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}
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