1 files changed, 34 insertions, 0 deletions
diff --git a/telegram/utils.go b/telegram/utils.go
index 865c4d4..641f6d6 100644
--- a/telegram/utils.go
+++ b/telegram/utils.go
@@ -580,3 +580,37 @@ func (c *Client) ProcessOutgoingMessage(chatID int64, text string, messageID int
 func (c *Client) StatusesRange() chan *cache.Status {
 	return c.cache.StatusesRange()
 }
+
+func (c *Client) addResource(resource string) {
+	if resource == "" {
+		return
+	}
+	c.locks.resourcesLock.Lock()
+	defer c.locks.resourcesLock.Unlock()
+
+	c.resources[resource] = true
+}
+
+func (c *Client) deleteResource(resource string) {
+	c.locks.resourcesLock.Lock()
+	defer c.locks.resourcesLock.Unlock()
+
+	if _, ok := c.resources[resource]; ok {
+		delete(c.resources, resource)
+	}
+}
+
+// refresh roster
+func (c *Client) refresh(resource string) {
+	if _, ok := c.resources[resource]; ok {
+		return
+	}
+
+	log.Warnf("Refreshing roster for resource %v", resource)
+
+	for _, chat := range c.cache.ChatsKeys() {
+		c.ProcessStatusUpdate(chat, "", "")
+	}
+
+	c.addResource(resource)
+}