mirror of
https://github.com/42wim/matterbridge.git
synced 2024-12-24 17:41:59 -08:00
43 lines
849 B
Go
43 lines
849 B
Go
|
// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
|
||
|
|
// See LICENSE.txt for license information.
|
||
|
|
|
||
|
|
package model
|
||
|
|
|
||
|
|
import (
|
||
|
|
"crypto/md5"
|
||
|
|
"fmt"
|
||
|
|
"sort"
|
||
|
|
"strconv"
|
||
|
|
)
|
||
|
|
|
||
|
|
type ChannelCounts struct {
|
||
|
|
Counts map[string]int64 `json:"counts"`
|
||
|
|
CountsRoot map[string]int64 `json:"counts_root"`
|
||
|
|
UpdateTimes map[string]int64 `json:"update_times"`
|
||
|
|
}
|
||
|
|
|
||
|
|
func (o *ChannelCounts) Etag() string {
|
||
|
|
// we don't include CountsRoot in ETag calculation, since it's a deriviative
|
||
|
|
ids := []string{}
|
||
|
|
for id := range o.Counts {
|
||
|
|
ids = append(ids, id)
|
||
|
|
}
|
||
|
|
sort.Strings(ids)
|
||
|
|
|
||
|
|
str := ""
|
||
|
|
for _, id := range ids {
|
||
|
|
str += id + strconv.FormatInt(o.Counts[id], 10)
|
||
|
|
}
|
||
|
|
|
||
|
|
md5Counts := fmt.Sprintf("%x", md5.Sum([]byte(str)))
|
||
|
|
|
||
|
|
var update int64 = 0
|
||
|
|
for _, u := range o.UpdateTimes {
|
||
|
|
if u > update {
|
||
|
|
update = u
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return Etag(md5Counts, update)
|
||
|
|
}
|