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

src/file/file.ts

@@ -10,10 +10,12 @@ import { Image, Media } from "./media";
 import { Numbering } from "./numbering";
 import { Bookmark, Hyperlink, Paragraph } from "./paragraph";
 import { Relationships } from "./relationships";
+import { Settings } from "./settings";
 import { Styles } from "./styles";
 import { ExternalStylesFactory } from "./styles/external-styles-factory";
 import { DefaultStylesFactory } from "./styles/factory";
 import { Table } from "./table";
+import { TableOfContents } from "./table-of-contents";
 
 export class File {
     private readonly document: Document;
@@ -26,6 +28,7 @@ export class File {
     private readonly headerWrapper: HeaderWrapper[] = [];
     private readonly footerWrapper: FooterWrapper[] = [];
     private readonly footNotes: FootNotes;
+    private readonly settings: Settings;
 
     private readonly contentTypes: ContentTypes;
     private readonly appProperties: AppProperties;
@@ -105,6 +108,12 @@ export class File {
             sectionPropertiesOptions.footerId = footer.Footer.ReferenceId;
         }
         this.document = new Document(sectionPropertiesOptions);
+        this.settings = new Settings();
+    }
+
+    public addTableOfContents(toc: TableOfContents): void {
+        this.document.addTableOfContents(toc);
+        this.settings.addUpdateFields();
     }
 
     public addParagraph(paragraph: Paragraph): void {
@@ -277,4 +286,8 @@ export class File {
     public get FootNotes(): FootNotes {
         return this.footNotes;
     }
+
+    public get Settings(): Settings {
+        return this.settings;
+    }
 }