#713 Update chinese demo and refactor

src/file/file.spec.ts

@@ -425,4 +425,25 @@ describe("File", () => {
             });
         });
     });
+
+    it("should create default run and paragraph property document defaults", () => {
+        const doc = new File({
+            styles: {
+                default: {},
+            },
+        });
+
+        const tree = new Formatter().format(doc.Styles);
+
+        expect(tree["w:styles"][1]).to.deep.equal({
+            "w:docDefaults": [
+                {
+                    "w:rPrDefault": {},
+                },
+                {
+                    "w:pPrDefault": {},
+                },
+            ],
+        });
+    });
 });

src/file/styles/defaults/document-defaults.ts

@@ -13,11 +13,11 @@ export class DocumentDefaults extends XmlComponent {
     private readonly runPropertiesDefaults: RunPropertiesDefaults;
     private readonly paragraphPropertiesDefaults: ParagraphPropertiesDefaults;
 
-    constructor(options?: IDocumentDefaultsOptions) {
+    constructor(options: IDocumentDefaultsOptions) {
         super("w:docDefaults");
 
-        this.runPropertiesDefaults = new RunPropertiesDefaults(options && options.run);
-        this.paragraphPropertiesDefaults = new ParagraphPropertiesDefaults(options && options.paragraph);
+        this.runPropertiesDefaults = new RunPropertiesDefaults(options.run);
+        this.paragraphPropertiesDefaults = new ParagraphPropertiesDefaults(options.paragraph);
 
         this.root.push(this.runPropertiesDefaults);
         this.root.push(this.paragraphPropertiesDefaults);

src/file/styles/defaults/run-properties.ts

@@ -2,11 +2,9 @@ import { IRunStylePropertiesOptions, RunProperties } from "file/paragraph/run/pr
 import { XmlComponent } from "file/xml-components";
 
 export class RunPropertiesDefaults extends XmlComponent {
-    private readonly properties: RunProperties;
-
     constructor(options?: IRunStylePropertiesOptions) {
         super("w:rPrDefault");
-        this.properties = new RunProperties(options);
-        this.root.push(this.properties);
+
+        this.root.push(new RunProperties(options));
     }
 }

src/file/styles/factory.ts

@@ -50,7 +50,7 @@ export class DefaultStylesFactory {
         return {
             initialStyles: documentAttributes,
             importedStyles: [
-                new DocumentDefaults(options.document),
+                new DocumentDefaults(options.document ?? {}),
                 new TitleStyle({
                     run: {
                         size: 56,