🚧 Refactor basic services

frontend/src/directives/clickOutside.ts

@@ -0,0 +1,37 @@
+import type { Directive, DirectiveBinding } from 'vue';
+
+type ClickOutsideHandler = (event: MouseEvent) => void;
+
+interface ClickOutsideElement extends HTMLElement {
+  _clickOutsideHandler?: (event: MouseEvent) => void;
+}
+
+/**
+ * v-click-outside directive
+ * Triggers a callback when clicking outside the element
+ *
+ * Usage:
+ * <div v-click-outside="handleClickOutside">...</div>
+ */
+export const clickOutside: Directive<ClickOutsideElement, ClickOutsideHandler> = {
+  mounted(el: ClickOutsideElement, binding: DirectiveBinding<ClickOutsideHandler>) {
+    const handler = (event: MouseEvent) => {
+      const target = event.target as Node;
+      if (el && !el.contains(target)) {
+        binding.value(event);
+      }
+    };
+
+    el._clickOutsideHandler = handler;
+    document.addEventListener('click', handler);
+  },
+
+  unmounted(el: ClickOutsideElement) {
+    if (el._clickOutsideHandler) {
+      document.removeEventListener('click', el._clickOutsideHandler);
+      delete el._clickOutsideHandler;
+    }
+  }
+};
+
+export default clickOutside;