Moved addTableOfContents to File and creating a settings.xml and applying updateFields=true when there is a table of contents

src/file/settings/update-fields.ts

@@ -0,0 +1,22 @@
+import { XmlAttributeComponent, XmlComponent } from "file/xml-components";
+
+export interface IUpdateFieldsAttributesProperties {
+    enabled: boolean;
+}
+
+export class UpdateFieldsAttributes extends XmlAttributeComponent<IUpdateFieldsAttributesProperties> {
+    protected xmlKeys = {
+        enabled: "w:val",
+    };
+}
+
+export class UpdateFields extends XmlComponent {
+    constructor(enabled: boolean = true) {
+        super("w:updateFields");
+        this.root.push(
+            new UpdateFieldsAttributes({
+                enabled,
+            }),
+        );
+    }
+}