Xóa Liên kết khỏi PDF trong Node.js SDK

    import credentials from "./credentials.json"  with { type: "json" };    // json-file in this format: { "id": "*****", "key": "*******" }
    import fs from 'node:fs/promises';
    import path from 'node:path';
    import { PdfApi } from "asposepdfcloud";

    const configParams = {
        LOCAL_FOLDER: "C:\\Samples\\",
        PDF_DOCUMENT_NAME: "sample.pdf",
        LOCAL_RESULT_DOCUMENT_NAME: "output_sample.pdf",
        LINK_REMOVE_ID: "GI5UO32UN5KVESKBMN2GS33OHMZTEMJMGUYDQLBTGYYCYNJSGE",
        PAGE_NUMBER: 2,     // Your document page number...
    };

    const pdfApi = new PdfApi(credentials.id, credentials.key);

    const pdfLinks = {
    async uploadDocument() {
            const pdfFilePath = path.join(configParams.LOCAL_FOLDER, configParams.PDF_DOCUMENT_NAME);
            const pdfFileData = await fs.readFile(pdfFilePath);
            await pdfApi.uploadFile(configParams.PDF_DOCUMENT_NAME, pdfFileData);
        },
        
        async downloadResult() {
            const changedPdfData = await pdfApi.downloadFile(configParams.PDF_DOCUMENT_NAME);
            const filePath = path.join(configParams.LOCAL_FOLDER, configParams.LOCAL_RESULT_DOCUMENT_NAME);
            await fs.writeFile(filePath, changedPdfData.body);
            console.log("Downloaded: " + filePath);
        },

        removeLink: async function () {
            const resultDelete = await pdfApi.deleteLinkAnnotation(configParams.PDF_DOCUMENT_NAME, configParams.LINK_REMOVE_ID);

            if (resultDelete.body.code == 200) {
                console.log("Link '" + configParams.LINK_REMOVE_ID + "' was deleted!");
                return ;
            }
            else
                throw new Error("Unexpected error : can't get link !!!");
        }

    }

    async function main() {
        try {
            await pdfLinks.uploadDocument();
            await pdfLinks.removeLink();
            await pdfLinks.downloadResult();
        } catch (error) {
            console.error("Error:", error.message);
        }
    }