64 lines
2.3 KiB
TypeScript
64 lines
2.3 KiB
TypeScript
import { IXmlableObject, XmlComponent } from "file/xml-components";
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import { Paragraph, ParagraphProperties } from "../..";
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import { SectionProperties, SectionPropertiesOptions } from "./section-properties/section-properties";
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export class Body extends XmlComponent {
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private readonly defaultSection: SectionProperties;
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private readonly sections: SectionProperties[] = [];
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constructor(sectionPropertiesOptions?: SectionPropertiesOptions) {
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super("w:body");
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this.defaultSection = new SectionProperties(sectionPropertiesOptions);
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this.sections.push(this.defaultSection);
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}
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/**
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* Adds new section properties.
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* Note: Previous section is created in paragraph after the current element, and then new section will be added.
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* The spec says:
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* - section element should be in the last paragraph of the section
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* - last section should be direct child of body
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* @param section new section
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*/
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public addSection(section: SectionPropertiesOptions | SectionProperties): void {
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const currentSection = this.sections.pop() as SectionProperties;
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this.root.push(this.createSectionParagraph(currentSection));
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if (section instanceof SectionProperties) {
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this.sections.push(section);
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} else {
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const params = {
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...this.defaultSection.Options,
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...section,
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};
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this.sections.push(new SectionProperties(params));
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}
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}
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public prepForXml(): IXmlableObject {
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if (this.sections.length === 1) {
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this.root.push(this.sections[0]);
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} else if (this.sections.length > 1) {
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throw new Error("Invalid usage of sections. At the end of the body element there must be ONE section.");
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}
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return super.prepForXml();
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}
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public push(component: XmlComponent): void {
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this.root.push(component);
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}
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public get DefaultSection(): SectionProperties {
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return this.defaultSection;
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}
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private createSectionParagraph(section: SectionProperties): Paragraph {
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const paragraph = new Paragraph();
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const properties = new ParagraphProperties();
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properties.addChildElement(section);
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paragraph.addChildElement(properties);
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return paragraph;
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}
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}
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