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kaferikaferi
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Merge pull request #113 from aspose-pdf-cloud/pdfapps-6682-added-uses-cases-for-tables
PDFAPPS-6682: added use cases for Tables
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‎UsesCases/Tables/add/appendTable.js

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import credentials from "../../../../Credentials/credentials.json" with { type: "json" };
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import fs from 'node:fs/promises';
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import path from 'node:path';
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import { PdfApi } from "../../../src/api/api.js";
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import { Table } from "../../../src/models/table.js";
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import { Cell } from "../../../src/models/cell.js";
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import { FontStyles } from "../../../src/models/fontStyles.js";
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import { GraphInfo } from "../../../src/models/graphInfo.js";
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import { Row } from "../../../src/models/row.js";
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import { TextRect } from "../../../src/models/textRect.js";
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const configParams = {
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LOCAL_FOLDER: "C:\\Samples\\",
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PDF_DOCUMENT_NAME: "sample.pdf",
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LOCAL_RESULT_DOCUMENT_NAME: "output_sample.pdf",
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PAGE_NUMBER: 2, // Your document page number...
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TABLE_ROWS: 5,
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TABLE_COLUMNS: 5,
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};
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const pdfApi = new PdfApi(credentials.id, credentials.key);
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const pdfTables = {
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async uploadDocument () {
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const fileNamePath = path.join(configParams.LOCAL_FOLDER, configParams.PDF_DOCUMENT_NAME);
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const pdfFileData = await fs.readFile(fileNamePath);
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await pdfApi.uploadFile(configParams.PDF_DOCUMENT_NAME, pdfFileData);
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console.log("File '" + configParams.PDF_DOCUMENT_NAME + "' successfully uploaded!");
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},
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async downloadResult () {
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const changedPdfData = await pdfApi.downloadFile(configParams.PDF_DOCUMENT_NAME);
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const filePath = path.join(configParams.LOCAL_FOLDER, configParams.LOCAL_RESULT_DOCUMENT_NAME);
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await fs.writeFile(filePath, changedPdfData.body);
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console.log("Downloaded: " + filePath);
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},
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initTable () {
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const numOfCols = configParams.TABLE_COLUMNS;
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const numOfRows = configParams.TABLE_ROWS;
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const headerTextState = {
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font: "Arial Bold",
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fontSize: 11,
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foregroundColor: { a: 0xFF, r: 0xFF, g: 0xFF, b: 0xFF },
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fontStyle: FontStyles.Bold,
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};
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const commonTextState = {
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font: "Arial Bold",
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fontSize: 11,
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foregroundColor: { a: 0xFF, r: 0x70, g: 0x70, b: 0x70 },
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};
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const table = new Table();
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table.rows = [];
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let colWidths = "";
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for (let colIndex = 0; colIndex < numOfCols; colIndex++)
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{
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colWidths += " 70";
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}
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table.columnWidths = colWidths;
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const borderTableBorder = new GraphInfo();
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borderTableBorder.color = { a: 0xFF, r: 0x00, g: 0xFF, b: 0x00 };
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borderTableBorder.lineWidth = 0.5;
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table.defaultCellBorder = {
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top: borderTableBorder,
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right: borderTableBorder,
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bottom: borderTableBorder,
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left: borderTableBorder,
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roundedBorderRadius: 0
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};
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table.left = 150;
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table.top = 250;
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for (let rowIndex = 0; rowIndex < numOfRows; rowIndex++)
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{
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const row = new Row();
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row.cells = [];
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for (let colIndex = 0; colIndex < numOfCols; colIndex++)
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{
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const cell = new Cell();
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cell.defaultCellTextState = commonTextState;
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if (rowIndex == 0) // header cells
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{
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cell.backgroundColor = { a: 0xFF, r: 0x80, g: 0x80, b: 0x80 };
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cell.defaultCellTextState = headerTextState;
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}
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else {
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cell.backgroundColor = { a: 0xFF, r: 0xFF, g: 0xFF, b: 0xFF };
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};
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const textRect = new TextRect();
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if (rowIndex == 0)
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textRect.text = "header #" + colIndex;
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else
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textRect.text = "value #'(" + rowIndex + "," + colIndex + "')";
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cell.paragraphs = [textRect];
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row.cells.push(cell);
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}
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table.rows.push(row);
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}
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return table;
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},
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async addTableOnPage () {
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const jsonTable = this.initTable();
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const resultTabs = await pdfApi.postPageTables(configParams.PDF_DOCUMENT_NAME, configParams.PAGE_NUMBER, [ jsonTable ]);
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if (resultTabs.body.code == 200) {
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console.log("Table successfully added!");
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return resultTabs.body.table;
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}
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else
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comsole.error("Unexpected error : can't get links!!!");
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},
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}
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async function main() {
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try {
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await pdfTables.uploadDocument();
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await pdfTables.addTableOnPage();
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await pdfTables.downloadResult();
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} catch (error) {
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console.error("Error:", error.message);
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}
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}
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main();

‎UsesCases/Tables/get/getTablesAndShow.js

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import credentials from "../../../../Credentials/credentials.json" with { type: "json" };
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import fs from 'node:fs/promises';
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import path from 'node:path';
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import { PdfApi } from "../../../src/api/api.js";
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const configParams = {
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LOCAL_FOLDER: "C:\\Samples\\",
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PDF_DOCUMENT_NAME: "sample.pdf",
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PAGE_NUMBER: 2, // Your document page number...
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TABLE_ID: "GE5TCOZSGAYCYNRQGUWDINZVFQ3DGMA", // Your table id...
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};
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const pdfApi = new PdfApi(credentials.id, credentials.key);
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const pdfTables = {
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async uploadDocument () {
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const fileNamePath = path.join(configParams.LOCAL_FOLDER, configParams.PDF_DOCUMENT_NAME);
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const pdfFileData = await fs.readFile(fileNamePath);
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await pdfApi.uploadFile(configParams.PDF_DOCUMENT_NAME, pdfFileData);
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},
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async getAllTables () {
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const resultTabs = await pdfApi.getDocumentTables(configParams.PDF_DOCUMENT_NAME);
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if (resultTabs.body.code == 200 && resultTabs.body.tables) {
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if (!Array.isArray(resultTabs.body.tables.list) || resultTabs.body.tables.list.length === 0) {
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throw new Error("Unexpected error : tables is null or empty!!!");
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}
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this.showTablesInfo(resultTabs.body.tables.list, "All tables");
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return resultTabs.body.tables.list;
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}
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else
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console.error("Unexpected error : can't get links!!!");
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},
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async getTableById () {
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const resultTabs = await pdfApi.getTable(configParams.PDF_DOCUMENT_NAME, configParams.TABLE_ID);
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if (resultTabs.body.code == 200 && resultTabs.body.table) {
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this.showTablesInfo( [ resultTabs.body.table ], "Table by Id");
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return resultTabs.body.table;
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}
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else
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console.error("Unexpected error : can't get links!!!");
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},
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showTablesInfo(tables, prefix) {
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if (Array.isArray(tables) && tables.length > 0)
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{
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tables.forEach(function(table) {
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console.log(prefix +" => id: '" + table.id + "', page: '" + table.pageNum + "', rows: '" + table.rowList.length + "', columns: '" + table.rowList[0].cellList.length + "'");
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});
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}
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else
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console.error("showBoormarks() error: array of tables is empty!")
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},
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}
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async function main() {
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try {
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await pdfTables.uploadDocument();
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await pdfTables.getAllTables();
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await pdfTables.getTableById();
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} catch (error) {
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console.error("Error:", error.message);
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}
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}
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main();

‎UsesCases/Tables/remove/removeTables.js

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import credentials from "../../../../Credentials/credentials.json" with { type: "json" };
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import fs from 'node:fs/promises';
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import path from 'node:path';
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import { PdfApi } from "../../../src/api/api.js"
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const configParams = {
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LOCAL_FOLDER: "C:\\Samples\\",
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PDF_DOCUMENT_NAME: "sample.pdf",
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LOCAL_RESULT_DOCUMENT_NAME: "output_sample.pdf",
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PAGE_NUMBER: 1, // Your document page number...
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TABLE_ID: "GE5TCOZSGAYCYNRQGUWDINZVFQ3DGMA", // Your table id...
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};
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const pdfApi = new PdfApi(credentials.id, credentials.key);
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const pdfTables = {
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async uploadDocument () {
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const fileNamePath = path.join(configParams.LOCAL_FOLDER, configParams.PDF_DOCUMENT_NAME);
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const pdfFileData = await fs.readFile(fileNamePath);
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await pdfApi.uploadFile(configParams.PDF_DOCUMENT_NAME, pdfFileData);
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console.log("File '" + configParams.PDF_DOCUMENT_NAME + "' successfully uploaded!");
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},
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async downloadResult () {
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const changedPdfData = await pdfApi.downloadFile(configParams.PDF_DOCUMENT_NAME);
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const filePath = path.join(configParams.LOCAL_FOLDER, configParams.LOCAL_RESULT_DOCUMENT_NAME);
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await fs.writeFile(filePath, changedPdfData.body);
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console.log("Downloaded: " + filePath);
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},
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async getAllTables (prefix) {
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const resultTabs = await pdfApi.getDocumentTables(configParams.PDF_DOCUMENT_NAME);
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if (resultTabs.body.code == 200 && resultTabs.body.tables) {
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if (!Array.isArray(resultTabs.body.tables.list) || resultTabs.body.tables.list.length === 0)
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console.log(prefix + " => Unexpected error : tables is null or empty!!!");
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else
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this.showTablesInfo(resultTabs.body.tables.list, prefix);
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}
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else
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console.error(prefix + " => Unexpected error : can't get tables!!!");
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},
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async deleteTable () {
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const resultTabs = await pdfApi.deleteTable(configParams.PDF_DOCUMENT_NAME, configParams.TABLE_ID);
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if (resultTabs.body.code == 200) {
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console.log("Table #" + configParams.TABLE_ID + " deleted!");
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return true;
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}
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else
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console.error("Unexpected error : can't delete table!");
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},
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async deleteTables () {
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const resultTabs = await pdfApi.deletePageTables(configParams.PDF_DOCUMENT_NAME, configParams.PAGE_NUMBER);
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if (resultTabs.body.code == 200) {
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console.log("Tables on page #" + configParams.PAGE_NUMBER + " deleted!");
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return true;
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}
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else
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throw new Error("Unexpected error : can't get tables!!!");
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},
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showTablesInfo (tables, prefix) {
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if (Array.isArray(tables) && tables.length > 0)
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{
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tables.forEach(function(table) {
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console.log(prefix +" => id: '" + table.id + "', page: '" + table.pageNum + "', rows: '" + table.rowList.length + "', columns: '" + table.rowList[0].cellList.length + "'");
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});
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}
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else
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console.error("showTablesInfo() error: array of tables is empty!")
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},
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}
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async function main() {
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try {
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await pdfTables.uploadDocument();
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await pdfTables.getAllTables("All tables");
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await pdfTables.deleteTable();
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await pdfTables.getAllTables("Tables after drop one");
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await pdfTables.deleteTables(configParams.PAGE_NUMBER);
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await pdfTables.getAllTables("Tables after drop all");
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await pdfTables.downloadResult();
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} catch (error) {
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console.error("Error:", error.message);
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}
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}
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main();

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