feat: add possibility to mark the track media as available

app/components/track-edit/component.js

@@ -4,6 +4,7 @@ import TrackFormComponent from 'radio4000/components/track-form/component'
 
 const {
 	get,
+	set,
 	computed} = Ember
 
 export default TrackFormComponent.extend({
@@ -31,5 +32,11 @@ export default TrackFormComponent.extend({
 		yield get(this, 'track.delete').perform()
 		get(this, 'flashMessages').success('Track deleted')
 		yield get(this, 'onDelete')()
+	}).drop(),
+
+	setMediaAvailable: task(function * (event) {
+		event.preventDefault()
+		set(this, 'track.mediaNotAvailable', false)
+		get(this, 'submitTask').perform(event)
 	}).drop()
 })

app/components/track-edit/template.hbs

@@ -13,7 +13,15 @@
 {{/form-group}}
 
 {{#if track.mediaNotAvailable}}
-	<p>This link seems to be broken, <a href={{youtubeSearchUrl}} target="_blank" rel="noopener">find a new one</a>!</p>
+	<p>
+		<a href={{track.url}} target="_blank" rel="noopener">This link</a> seems to be broken, <a href={{youtubeSearchUrl}} target="_blank" rel="noopener">find a new one</a>!
+		<button
+			class="Btn Btn--small"
+			title="Signal that this link is not really broken, maybe just unavailable temporarily (ex: in the country you are currently)."
+			onclick={{perform setMediaAvailable}}>
+			No problem
+		</button>
+	</p>
 {{/if}}
 
 {{#form-group