Re-name templater to patcher
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62
src/patcher/traverser.ts
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62
src/patcher/traverser.ts
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import { Element } from "xml-js";
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import { IRenderedParagraphNode, renderParagraphNode } from "./run-renderer";
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export interface ElementWrapper {
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readonly element: Element;
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readonly index: number;
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readonly parent: ElementWrapper | undefined;
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}
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export interface ILocationOfText {
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readonly parent: Element;
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readonly startIndex: number;
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readonly endIndex: number;
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readonly currentText: string;
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// This is optional because the text could start in the middle of a tag
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readonly startElement?: Element;
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// This is optional because the text could end in the middle of a tag
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readonly endElement?: Element;
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}
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const elementsToWrapper = (wrapper: ElementWrapper): readonly ElementWrapper[] =>
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wrapper.element.elements?.map((e, i) => ({
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element: e,
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index: i,
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parent: wrapper,
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})) ?? [];
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export const findLocationOfText = (node: Element, text: string): readonly IRenderedParagraphNode[] => {
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let renderedParagraphs: readonly IRenderedParagraphNode[] = [];
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// eslint-disable-next-line functional/prefer-readonly-type
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const queue: ElementWrapper[] = [
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...(elementsToWrapper({
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element: node,
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index: 0,
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parent: undefined,
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}) ?? []),
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];
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// eslint-disable-next-line functional/immutable-data
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let currentNode: ElementWrapper | undefined;
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while (queue.length > 0) {
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// eslint-disable-next-line functional/immutable-data
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currentNode = queue.shift();
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if (!currentNode) {
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break;
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}
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if (currentNode.element.name === "w:p") {
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renderedParagraphs = [...renderedParagraphs, renderParagraphNode(currentNode)];
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} else {
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// eslint-disable-next-line functional/immutable-data
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queue.push(...(elementsToWrapper(currentNode) ?? []));
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}
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}
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const filteredParagraphs = renderedParagraphs.filter((p) => p.text.includes(text));
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return filteredParagraphs;
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};
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