summaryrefslogtreecommitdiffstats
path: root/vendor/github.com/mattermost/mattermost-server/v5/model/channel_count.go
blob: 6230ab3d5312502429139c5d1876669c444ef6ad (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.

package model

import (
	"crypto/md5"
	"encoding/json"
	"fmt"
	"io"
	"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)
}

func (o *ChannelCounts) ToJson() string {
	b, _ := json.Marshal(o)
	return string(b)
}

func ChannelCountsFromJson(data io.Reader) *ChannelCounts {
	var o *ChannelCounts
	json.NewDecoder(data).Decode(&o)
	return o
}