luci-mod-network: improve wifi scan status reporting

Attempt to properly report the scan status by treating 404 replies as
not yet completed scans and empty array replies as successful scans
that did not yield any results.

Fixes: #2874
Signed-off-by: Jo-Philipp Wich <jo@mein.io>

1 files changed, 6 insertions, 1 deletions

diff --git a/modules/luci-mod-network/htdocs/luci-static/resources/view/network/wifi_join.js b/modules/luci-mod-network/htdocs/luci-static/resources/view/network/wifi_join.js
index d5bd7b0a6d..af926ab4a2 100644
--- a/modules/luci-mod-network/htdocs/luci-static/resources/view/network/wifi_join.js
+++ b/modules/luci-mod-network/htdocs/luci-static/resources/view/network/wifi_join.js
@@ -113,6 +113,7 @@ function scan() {
 		var count = 0;
 
 		poll = L.poll(3, L.url('admin/network/wireless_scan_results', dev), null, function(s, results) {
+
 			if (Array.isArray(results)) {
 				var bss = [];
 
@@ -143,9 +144,13 @@ function scan() {
 					]);
 				});
 
-				cbi_update_table(tbl, bss, E('em', { class: 'spinning' }, _('No scan results available yet...')));
+				cbi_update_table(tbl, bss, E('em' {}, _('No networks in range')));
+			}
+			else {
+				cbi_update_table(tbl, [], E('em', { class: 'spinning' }, _('No scan results available yet...')));
 			}
 
+
 			if (count++ >= 3) {
 				count = 0;
 				L.post(L.url('admin/network/wireless_scan_trigger', dev, 1), null, function() {});