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Solved type issues in traverseOperations etc. Changed functions to take a object single parameter. Condensed endpoints into a function call

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This commit is contained in:
Saud Fatayerji
2023-11-14 03:26:42 +03:00
parent 77274e6117
commit 9956367384
18 changed files with 377 additions and 260 deletions
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52
shared-operations/src/functions/subDocumentFunctions.ts
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@@ -4,9 +4,16 @@ import { PdfFile, fromPdfLib } from '../wrappers/PdfFile.js';
import { detectEmptyPages } from "./common/detectEmptyPages.js";
export async function sortPagesWithPreset(file: PdfFile, sortPreset: string, fancyPageSelector: string) {
export type SortPagesWithPresetParamsType = {
file: PdfFile;
sortPreset: string;
fancyPageSelector: string;
}
export async function sortPagesWithPreset(params: SortPagesWithPresetParamsType) {
const { file, sortPreset } = params;
if (sortPreset === "CUSTOM_PAGE_ORDER") {
return rearrangePages(file, fancyPageSelector);
return rearrangePages(params); // fancyPageSelector passed down with params
}
const sortFunction = sorts[sortPreset];
@@ -19,19 +26,32 @@ export async function sortPagesWithPreset(file: PdfFile, sortPreset: string, fan
const pageCount = byteFile.pdfLib.getPageCount();
const sortIndecies = sortFunction(pageCount);
return selectPages(byteFile, sortIndecies);
return selectPages({file:byteFile, pagesToExtractArray:sortIndecies});
}
export async function rearrangePages(file: PdfFile, fancyPageSelector: string): Promise<PdfFile> {
export type RearrangePagesParamsType = {
file: PdfFile;
sortPreset: string;
fancyPageSelector: string;
}
export async function rearrangePages(params: RearrangePagesParamsType): Promise<PdfFile> {
const { file, fancyPageSelector } = params;
const byteFile = await file.convertToPdfLibFile();
if (!byteFile?.pdfLib) return byteFile;
const pagesToExtractArray = parseFancyPageSelector(fancyPageSelector, byteFile.pdfLib.getPageCount());
const newDocument = selectPages(byteFile, pagesToExtractArray);
const newDocument = selectPages({file:byteFile, pagesToExtractArray});
return newDocument;
};
export async function selectPages(file: PdfFile, pagesToExtractArray: number[]): Promise<PdfFile> {
export type SelectPagesParamsType = {
file: PdfFile;
pagesToExtractArray: number[];
}
export async function selectPages(params: SelectPagesParamsType): Promise<PdfFile> {
const { file, pagesToExtractArray } = params;
const byteFile = await file.convertToPdfLibFile();
if (!byteFile?.pdfLib) return byteFile;
@@ -51,18 +71,30 @@ export async function selectPages(file: PdfFile, pagesToExtractArray: number[]):
return fromPdfLib(subDocument, file.filename);
}
export async function removePages(file: PdfFile, pagesToRemoveArray: number[]): Promise<PdfFile> {
export type RemovePagesParamsType = {
file: PdfFile;
pagesToRemoveArray: number[];
}
export async function removePages(params: RemovePagesParamsType): Promise<PdfFile> {
const { file, pagesToRemoveArray } = params;
const byteFile = await file.convertToPdfLibFile();
if (!byteFile?.pdfLib) return byteFile;
const pagesToExtractArray = invertSelection(pagesToRemoveArray, byteFile.pdfLib.getPageIndices())
return selectPages(byteFile, pagesToExtractArray);
return selectPages({file:byteFile, pagesToExtractArray});
}
export async function removeBlankPages(file: PdfFile, whiteThreashold: number) {
export type RemoveBlankPagesParamsType = {
file: PdfFile;
whiteThreashold: number;
}
export async function removeBlankPages(params: RemoveBlankPagesParamsType) {
const { file, whiteThreashold } = params;
const emptyPages = await detectEmptyPages(file, whiteThreashold);
console.log("Empty Pages: ", emptyPages);
return removePages(file, emptyPages);
return removePages({file, pagesToRemoveArray:emptyPages});
}