From 4e50fd864921c556988c919269448efdb90fa961 Mon Sep 17 00:00:00 2001
From: Wim <wim@42.be>
Date: Mon, 10 Aug 2020 00:29:54 +0200
Subject: Use mattermost v5 module (#1192)

---
 .../mattermost-server/v5/model/mention_map.go      | 80 ++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 vendor/github.com/mattermost/mattermost-server/v5/model/mention_map.go

(limited to 'vendor/github.com/mattermost/mattermost-server/v5/model/mention_map.go')

diff --git a/vendor/github.com/mattermost/mattermost-server/v5/model/mention_map.go b/vendor/github.com/mattermost/mattermost-server/v5/model/mention_map.go
new file mode 100644
index 00000000..2f3444dd
--- /dev/null
+++ b/vendor/github.com/mattermost/mattermost-server/v5/model/mention_map.go
@@ -0,0 +1,80 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+
+package model
+
+import (
+	"fmt"
+	"net/url"
+)
+
+type UserMentionMap map[string]string
+type ChannelMentionMap map[string]string
+
+const (
+	userMentionsKey       = "user_mentions"
+	userMentionsIdsKey    = "user_mentions_ids"
+	channelMentionsKey    = "channel_mentions"
+	channelMentionsIdsKey = "channel_mentions_ids"
+)
+
+func UserMentionMapFromURLValues(values url.Values) (UserMentionMap, error) {
+	return mentionsFromURLValues(values, userMentionsKey, userMentionsIdsKey)
+}
+
+func (m UserMentionMap) ToURLValues() url.Values {
+	return mentionsToURLValues(m, userMentionsKey, userMentionsIdsKey)
+}
+
+func ChannelMentionMapFromURLValues(values url.Values) (ChannelMentionMap, error) {
+	return mentionsFromURLValues(values, channelMentionsKey, channelMentionsIdsKey)
+}
+
+func (m ChannelMentionMap) ToURLValues() url.Values {
+	return mentionsToURLValues(m, channelMentionsKey, channelMentionsIdsKey)
+}
+
+func mentionsFromURLValues(values url.Values, mentionKey, idKey string) (map[string]string, error) {
+	mentions, mentionsOk := values[mentionKey]
+	ids, idsOk := values[idKey]
+
+	if !mentionsOk && !idsOk {
+		return map[string]string{}, nil
+	}
+
+	if !mentionsOk {
+		return nil, fmt.Errorf("%s key not found", mentionKey)
+	}
+
+	if !idsOk {
+		return nil, fmt.Errorf("%s key not found", idKey)
+	}
+
+	if len(mentions) != len(ids) {
+		return nil, fmt.Errorf("keys %s and %s have different length", mentionKey, idKey)
+	}
+
+	mentionsMap := make(map[string]string)
+	for i, mention := range mentions {
+		id := ids[i]
+
+		if oldId, ok := mentionsMap[mention]; ok && oldId != id {
+			return nil, fmt.Errorf("key %s has two different values: %s and %s", mention, oldId, id)
+		}
+
+		mentionsMap[mention] = id
+	}
+
+	return mentionsMap, nil
+}
+
+func mentionsToURLValues(mentions map[string]string, mentionKey, idKey string) url.Values {
+	values := url.Values{}
+
+	for mention, id := range mentions {
+		values.Add(mentionKey, mention)
+		values.Add(idKey, id)
+	}
+
+	return values
+}
-- 
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