Added API to return user count bands and user count (#25796)

server/public/model/client4.go

@@ -567,6 +567,10 @@ func (c *Client4) permissionsRoute() string {
 	return "/permissions"
 }
 
+func (c *Client4) limitsRoute() string {
+	return "/limits"
+}
+
 func (c *Client4) DoAPIGet(ctx context.Context, url string, etag string) (*http.Response, error) {
 	return c.DoAPIRequest(ctx, http.MethodGet, c.APIURL+url, "", etag)
 }
@@ -8795,3 +8799,19 @@ func (c *Client4) SubmitTrueUpReview(ctx context.Context, req map[string]any) (*
 
 	return BuildResponse(r), nil
 }
+
+func (c *Client4) GetUserLimits(ctx context.Context) (*UserLimits, *Response, error) {
+	r, err := c.DoAPIGet(ctx, c.limitsRoute()+"/users", "")
+	if err != nil {
+		return nil, BuildResponse(r), err
+	}
+	defer closeBody(r)
+	var userLimits UserLimits
+	if r.StatusCode == http.StatusNotModified {
+		return &userLimits, BuildResponse(r), nil
+	}
+	if err := json.NewDecoder(r.Body).Decode(&userLimits); err != nil {
+		return nil, nil, NewAppError("GetUserLimits", "api.unmarshal_error", nil, "", http.StatusInternalServerError).Wrap(err)
+	}
+	return &userLimits, BuildResponse(r), nil
+}