Migrated SMD reel calculator tool logic to stimulus.

assets/controllers/elements/preset_input_controller.js

@@ -0,0 +1,16 @@
+import {Controller} from "@hotwired/stimulus";
+
+export default class extends Controller {
+    static targets = ["input"];
+
+    connect() {
+        if(!this.inputTarget) {
+            throw new Error("Target input not found");
+        }
+    }
+
+    load(event) {
+        //Use the data-value attribute to load the value of our target input
+        this.inputTarget.value = event.target.dataset.value;
+    }
+}