Initial commit

app/javascript/packs/fillable_fields.js

@@ -0,0 +1,26 @@
+import $ from 'jquery';
+
+class FillableFields {
+  constructor(element) {
+    this.element = element
+    this.target = document.querySelector(element.dataset.target)
+  }
+
+  fill() {
+    const fillables = this.element.querySelectorAll("[data-fillable-field]")
+
+    fillables.forEach((fillable) => {
+      const selector = `input[name='${fillable.dataset.fillableField}']`
+      const fillableTarget = this.target.querySelector(selector)
+      fillableTarget.value = fillable.textContent
+    })
+  }
+}
+
+export default FillableFields
+
+document.addEventListener("turbolinks:load", function () {
+  $(document).on("click", "[data-behavior=fillable-fields]", (event) => {
+    new FillableFields(event.currentTarget).fill()
+  });
+})