- trop de trucs d'un coup... je vais faire attention ensuite ^^'

assets/controllers/table_controller.js

@@ -0,0 +1,24 @@
+import {Controller} from '@hotwired/stimulus';
+
+/*
+* The following line makes this controller "lazy": it won't be downloaded until needed
+* See https://github.com/symfony/stimulus-bridge#lazy-controllers
+*/
+/* stimulusFetch: 'lazy' */
+export default class extends Controller {
+  static targets = ['body']
+
+  // ...
+  collapse(event) {
+    if (this.bodyTarget.style.display === "none") {
+      this.bodyTarget.style.display = "block";
+      event.currentTarget.classList.remove('fa-chevron-up');
+      event.currentTarget.classList.add('fa-chevron-down');
+    } else {
+      this.bodyTarget.style.display = "none";
+      event.currentTarget.classList.remove('fa-chevron-down');
+      event.currentTarget.classList.add('fa-chevron-up');
+    }
+
+  }
+}