Un seul chargement du script même avec plusieurs textarea

Le script est chargé de manière standard, comme les autres scripts.
L'init du script est lancé seulement après le chargement complet
de toute les dépendances de la page.

app/templates/widgets/editor.html

@@ -1,19 +1,22 @@
 {% macro text_editor(field, label=True) %}
-	<script type="text/javascript" src={{url_for('static', filename="scripts/simplemde.min.js")}}></script>
 	{{ field.label if label }}
 	{{ field() }}
-	<script>var simplemde = new SimpleMDE({
-		element: document.getElementById("message"),
-		autofocus: true,
-		hideIcons: ["guide", "side-by-side", "fullscreen"],
-		showIcons: ["code", "table", "horizontal-rule", "clean-block", "ordered-list", "unordered-list", "heading-smaller", "heading-bigger", "strikethrough"],
-		insertTexts: {
-				image: ["![](https://", ")"],
-				link: ["[", "](https://)"],
-			},
-		spellChecker: false,
-		forceSync: true,
-	});</script>
+	<script>
+	window.addEventListener("load", function(){
+	    var simplemde = new SimpleMDE({
+	    	element: document.getElementById("message"),
+	    	autofocus: true,
+	    	hideIcons: ["guide", "side-by-side", "fullscreen", "heading"],
+	    	showIcons: ["code", "table", "horizontal-rule", "ordered-list", "unordered-list", "heading-1", "heading-2", "heading-3", "strikethrough"],
+	    	insertTexts: {
+	    			image: ["![](https://", ")"],
+	    			link: ["[", "](https://)"],
+	    		},
+	    	spellChecker: false,
+	    	forceSync: true,
+	    });
+	});
+	</script>
 	{% for error in field.errors %}
 		<span class="msgerror">{{ error }}</span>
 	{% endfor %}

app/utils/render.py

@@ -29,6 +29,7 @@ def render(*args, styles=[], scripts=[], **kwargs):
         'scripts/trigger_menu.js',
         'scripts/pc-utils.js',
         'scripts/smartphone_patch.js',
+        'scripts/simplemde.min.js'
     ]
 
     for s in styles: