From 12de7d4e444422930b6367c3e6a23da103d52276 Mon Sep 17 00:00:00 2001
From: Gerard Martin <344915+gerjomarty@users.noreply.github.com>
Date: Tue, 16 Jun 2020 22:30:53 +0100
Subject: [PATCH] Added hideOnNoWarnings config option

When set to true, it will hide the module from view unless there
are active warnings to show. Defaults to false.
---
 MMM-UKMOWeatherWarnings.js  | 1 +
 MMM-UKMOWeatherWarnings.njk | 2 +-
 README.md                   | 1 +
 3 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/MMM-UKMOWeatherWarnings.js b/MMM-UKMOWeatherWarnings.js
index a2afdfa..2f82f05 100644
--- a/MMM-UKMOWeatherWarnings.js
+++ b/MMM-UKMOWeatherWarnings.js
@@ -24,6 +24,7 @@ Module.register("MMM-UKMOWeatherWarnings", {
 		useTestData: false,
 		testUrl: null,
 		backgroundMode: false,
+		hideOnNoWarnings: false,
 		delta: 0, //minutes
 	},
 
diff --git a/MMM-UKMOWeatherWarnings.njk b/MMM-UKMOWeatherWarnings.njk
index 5d628f7..51b569a 100644
--- a/MMM-UKMOWeatherWarnings.njk
+++ b/MMM-UKMOWeatherWarnings.njk
@@ -1,5 +1,5 @@
 {% if warnings %}
-  {% if not config.backgroundMode %}
+  {% if not config.backgroundMode and (not config.hideOnNoWarnings or warnings.items) %}
     <div class="small">{{warnings.title}}</div>
     {% if warnings.items %}
         <table class="small">
diff --git a/README.md b/README.md
index 9cb8db4..ef6b76c 100644
--- a/README.md
+++ b/README.md
@@ -45,6 +45,7 @@ var config = {
 | `useTestData`       | *Optional* Whether to use test data instaed of the live feed <br><br>**Type:** `boolean` <br>Default `false`
 | `testUrl`           | *Optional* URL of the test data file  <br><br>**Type:** `string` <br>e.g. `http://localhost:8080/modules/MMM-UKMOWeatherWarnings/public/warns.json`
 | `backgroundMode`    | *Optional* Whether to run in background mode, only sending notifications <br><br>**Type:** `boolean` <br>Default `false`
+| `hideOnNoWarnings`  | *Optional* Whether to hide the module if there are no warnings found <br><br>**Type:** `boolean` <br>Default `false`
 | `delta`             | *Optional* Look ahead delta for current warnings <br><br>**Type:** `int`(minutes) <br>0
 
 #### Regions