[MM-44475] Team Unarchive: Do not allow to unarchive if workspace has reached the limit of teams (#20281)

* Prevent cloud limited installations from restoring teams when at or above the teams limit

* Code clean up

* fix i18n

* Actually fix i18n

* updates for govet

* Update model/client4.go

Co-authored-by: Vishal <vish9812@gmail.com>

* [MM-44397] Restrict team creation based on subscription limits (#20282)

* restrict team creation based on limits

* Update api4/team.go

Co-authored-by: Maria A Nunez <maria.nunez@mattermost.com>

* Fix tests

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>
Co-authored-by: Maria A Nunez <maria.nunez@mattermost.com>

* Add additional field to teamsusage

* Fix

* remove useless test

* Fix error for team creation

* Remove apostrophe

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>
Co-authored-by: Vishal <vish9812@gmail.com>
Co-authored-by: Maria A Nunez <maria.nunez@mattermost.com>

model/client4.go

@@ -8111,6 +8111,20 @@ func (c *Client4) GetPostsUsage() (*PostsUsage, *Response, error) {
 	return usage, BuildResponse(r), err
 }
 
+// GetTeamsUsage returns total usage of teams for the instance
+// GetTeamsUsage returns total usage of teams for the instance
+func (c *Client4) GetTeamsUsage() (*TeamsUsage, *Response, error) {
+	r, err := c.DoAPIGet(c.usageRoute()+"/teams", "")
+	if err != nil {
+		return nil, BuildResponse(r), err
+	}
+	defer closeBody(r)
+
+	var usage *TeamsUsage
+	err = json.NewDecoder(r.Body).Decode(&usage)
+	return usage, BuildResponse(r), err
+}
+
 // GetIntegrationsUsage returns usage information on integrations, including the count of enabled integrations
 func (c *Client4) GetIntegrationsUsage() (*IntegrationsUsage, *Response, error) {
 	r, err := c.DoAPIGet(c.usageRoute()+"/integrations", "")

model/usage.go

@@ -7,6 +7,11 @@ type PostsUsage struct {
 	Count int64 `json:"count"`
 }
 
+type TeamsUsage struct {
+	Active        int64 `json:"active"`
+	CloudArchived int64 `json:"cloud_archived"`
+}
+
 type IntegrationsUsage struct {
 	Enabled int `json:"enabled"`
 }