smartyellow/docx-js
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Simplify patcher

Browse Source 
Use map notation
This commit is contained in:
Dolan Miu
2023-02-25 22:18:31 +00:00
parent 4e875b4744
commit ce485dbc29
6 changed files with 52 additions and 268 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
src/patcher/from-docx.ts
View File

@ -26,12 +26,10 @@ type FilePatch = {
readonly children: readonly FileChild[];
};
export type IPatch = {
readonly text: string;
} & (ParagraphPatch | FilePatch);
export type IPatch = ParagraphPatch | FilePatch;
export interface PatchDocumentOptions {
readonly patches: readonly IPatch[];
readonly patches: { readonly [key: string]: IPatch };
}
export const patchDocument = async (data: InputDataType, options: PatchDocumentOptions): Promise<Buffer> => {
@ -42,9 +40,10 @@ export const patchDocument = async (data: InputDataType, options: PatchDocumentO
for (const [key, value] of Object.entries(zipContent.files)) {
const json = toJson(await value.async("text"));
if (key.startsWith("word/")) {
for (const patch of options.patches) {
const renderedParagraphs = findLocationOfText(json, patch.text);
replacer(json, patch, renderedParagraphs);
for (const [patchKey, patchValue] of Object.entries(options.patches)) {
const patchText = `{{${patchKey}}}`;
const renderedParagraphs = findLocationOfText(json, patchText);
replacer(json, patchValue, patchText, renderedParagraphs);
}
}

47
src/patcher/replacer.ts
View File

@ -14,48 +14,31 @@ const formatter = new Formatter();
const SPLIT_TOKEN = "ɵ";
export const replacer = (json: Element, options: IPatch, renderedParagraphs: readonly IRenderedParagraphNode[]): Element => {
export const replacer = (json: Element, patch: IPatch, patchText: string, renderedParagraphs: readonly IRenderedParagraphNode[]): Element => {
for (const renderedParagraph of renderedParagraphs) {
const textJson = options.children.map((c) => toJson(xml(formatter.format(c as XmlComponent)))).map((c) => c.elements![0]);
const textJson = patch.children.map((c) => toJson(xml(formatter.format(c as XmlComponent)))).map((c) => c.elements![0]);
if (options.type === PatchType.DOCUMENT) {
if (patch.type === PatchType.DOCUMENT) {
const parentElement = goToParentElementFromPath(json, renderedParagraph.path);
const elementIndex = getLastElementIndexFromPath(renderedParagraph.path);
// Easy case where the text is the entire paragraph
// We can assume that the Paragraph/Table only has one element
// eslint-disable-next-line functional/immutable-data, prefer-destructuring
parentElement.elements?.splice(elementIndex, 1, ...textJson);
// console.log(JSON.stringify(renderedParagraphs, null, 2));
// console.log(JSON.stringify(textJson, null, 2));
// console.log("paragraphElement after", JSON.stringify(parentElement.elements![elementIndex], null, 2));
} else if (options.type === PatchType.PARAGRAPH) {
} else if (patch.type === PatchType.PARAGRAPH) {
// Hard case where the text is only part of the paragraph
const paragraphElement = goToElementFromPath(json, renderedParagraph.path);
const startIndex = renderedParagraph.text.indexOf(options.text);
const endIndex = startIndex + options.text.length - 1;
if (startIndex === 0 && endIndex === renderedParagraph.text.length - 1) {
// Easy case where the text is the entire paragraph
// eslint-disable-next-line functional/immutable-data
paragraphElement.elements = textJson;
console.log(JSON.stringify(paragraphElement, null, 2));
} else {
// Hard case where the text is only part of the paragraph
replaceTokenInParagraphElement({
paragraphElement,
renderedParagraph,
originalText: patchText,
replacementText: SPLIT_TOKEN,
});
replaceTokenInParagraphElement({
paragraphElement,
renderedParagraph,
originalText: options.text,
replacementText: SPLIT_TOKEN,
});
const index = findRunElementIndexWithToken(paragraphElement, SPLIT_TOKEN);
const index = findRunElementIndexWithToken(paragraphElement, SPLIT_TOKEN);
const { left, right } = splitRunElement(paragraphElement.elements![index], SPLIT_TOKEN);
// eslint-disable-next-line functional/immutable-data
paragraphElement.elements!.splice(index, 1, left, ...textJson, right);
// console.log(index, JSON.stringify(paragraphElement.elements![index], null, 2));
// console.log("paragraphElement after", JSON.stringify(paragraphElement, null, 2));
}
const { left, right } = splitRunElement(paragraphElement.elements![index], SPLIT_TOKEN);
// eslint-disable-next-line functional/immutable-data
paragraphElement.elements!.splice(index, 1, left, ...textJson, right);
}
}