From 4ee4411f4a2190f82b6aa0159e94cc9a3e36c554 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?K=C3=A9vin=20Dunglas?= <dunglas@gmail.com>
Date: Fri, 11 Jan 2019 12:15:01 +0100
Subject: [PATCH] Don't subscribe to Mercure when the list is empty

---
 templates/react-common/actions/foo/list.js |  2 +-
 yarn.lock                                  | 28 ++++++++++++++++------
 2 files changed, 22 insertions(+), 8 deletions(-)

diff --git a/templates/react-common/actions/foo/list.js b/templates/react-common/actions/foo/list.js
index a6cf634c..c79e619a 100644
--- a/templates/react-common/actions/foo/list.js
+++ b/templates/react-common/actions/foo/list.js
@@ -35,7 +35,7 @@ export function list(page = '{{{name}}}') {
         dispatch(loading(false));
         dispatch(success(retrieved));
 
-        if (hubURL)
+        if (hubURL && retrieved['hydra:member'].length)
           dispatch(
             mercureSubscribe(
               hubURL,
diff --git a/yarn.lock b/yarn.lock
index cfcdc732..aada3f83 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1639,9 +1639,9 @@ copy-descriptor@^0.1.0:
   integrity sha1-Z29us8OZl8LuGsOpJP1hJHSPV40=
 
 core-js@^2.4.0, core-js@^2.5.0:
-  version "2.6.1"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.1.tgz#87416ae817de957a3f249b3b5ca475d4aaed6042"
-  integrity sha512-L72mmmEayPJBejKIWe2pYtGis5r0tQ5NaJekdhyXgeMQTpJoBsH0NL4ElY2LfSoV15xeQWKQ+XTTOZdyero5Xg==
+  version "2.6.2"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.2.tgz#267988d7268323b349e20b4588211655f0e83944"
+  integrity sha512-NdBPF/RVwPW6jr0NCILuyN9RiqLo2b1mddWHkUL+VnvcB7dzlnBJ1bXYntjpTGOgkZiiLWj2JxmOr7eGE3qK6g==
 
 core-util-is@1.0.2, core-util-is@~1.0.0:
   version "1.0.2"
@@ -2481,9 +2481,9 @@ glob@^7.0.3, glob@^7.1.1, glob@^7.1.2, glob@^7.1.3:
     path-is-absolute "^1.0.0"
 
 globals@^11.1.0, globals@^11.7.0:
-  version "11.9.0"
-  resolved "https://registry.yarnpkg.com/globals/-/globals-11.9.0.tgz#bde236808e987f290768a93d065060d78e6ab249"
-  integrity sha512-5cJVtyXWH8PiJPVLZzzoIizXx944O4OmRro5MWKx5fT4MgcN7OfaMutPeaTdJCCURwbWdhhcCWcKIffPnmTzBg==
+  version "11.10.0"
+  resolved "https://registry.yarnpkg.com/globals/-/globals-11.10.0.tgz#1e09776dffda5e01816b3bb4077c8b59c24eaa50"
+  integrity sha512-0GZF1RiPKU97IHUO5TORo9w1PwrH/NBPl+fS7oMLdaTRiYmYbwK4NWoZWrAdd0/abG9R2BU+OiwyQpTpE6pdfQ==
 
 globals@^9.18.0:
   version "9.18.0"
@@ -2803,6 +2803,11 @@ invert-kv@^1.0.0:
   resolved "https://registry.yarnpkg.com/invert-kv/-/invert-kv-1.0.0.tgz#104a8e4aaca6d3d8cd157a8ef8bfab2d7a3ffdb6"
   integrity sha1-EEqOSqym09jNFXqO+L+rLXo//bY=
 
+ip-regex@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/ip-regex/-/ip-regex-3.0.0.tgz#0a934694b4066558c46294244a23cc33116bf732"
+  integrity sha512-T8wDtjy+Qf2TAPDQmBp0eGKJ8GavlWlUnamr3wRn6vvdZlKVuJXXMlSncYFRYgVHOM3If5NR1H4+OvVQU9Idvg==
+
 is-accessor-descriptor@^0.1.6:
   version "0.1.6"
   resolved "https://registry.yarnpkg.com/is-accessor-descriptor/-/is-accessor-descriptor-0.1.6.tgz#a9e12cb3ae8d876727eeef3843f8a0897b5c98d6"
@@ -5218,7 +5223,16 @@ to-regex@^3.0.1, to-regex@^3.0.2:
     regex-not "^1.0.2"
     safe-regex "^1.1.0"
 
-tough-cookie@>=2.3.3, tough-cookie@^2.3.4:
+tough-cookie@>=2.3.3:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-3.0.0.tgz#d2bceddebde633153ff20a52fa844a0dc71dacef"
+  integrity sha512-LHMvg+RBP/mAVNqVbOX8t+iJ+tqhBA/t49DuI7+IDAWHrASnesqSu1vWbKB7UrE2yk+HMFUBMadRGMkB4VCfog==
+  dependencies:
+    ip-regex "^3.0.0"
+    psl "^1.1.28"
+    punycode "^2.1.1"
+
+tough-cookie@^2.3.4:
   version "2.5.0"
   resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.5.0.tgz#cd9fb2a0aa1d5a12b473bd9fb96fa3dcff65ade2"
   integrity sha512-nlLsUzgm1kfLXSXfRZMc1KLAugd4hqJHDTvc2hDIwS3mZAfMEuMbc03SujMF+GEcpaX/qboeycw6iO8JwVv2+g==