fix(core): update

package.json

@@ -12,22 +12,23 @@
     "build": "(tsbuild --web)"
   },
   "devDependencies": {
-    "@gitzone/tsbuild": "^2.1.25",
-    "@gitzone/tsrun": "^1.2.12",
-    "@gitzone/tstest": "^1.0.52",
+    "@gitzone/tsbuild": "^2.1.28",
+    "@gitzone/tsrun": "^1.2.18",
+    "@gitzone/tstest": "^1.0.59",
     "@pushrocks/tapbundle": "^3.2.14",
-    "@types/node": "^15.0.1",
+    "@types/node": "^16.10.5",
     "tslint": "^6.1.3",
     "tslint-config-prettier": "^1.18.0"
   },
   "dependencies": {
     "@pushrocks/smartfile": "^8.0.10",
     "@pushrocks/smartnetwork": "^2.0.10",
-    "@pushrocks/smartpromise": "^3.1.5",
-    "@pushrocks/smartpuppeteer": "^1.0.21",
+    "@pushrocks/smartpromise": "^3.1.6",
+    "@pushrocks/smartpuppeteer": "^1.0.27",
     "@pushrocks/smartunique": "^3.0.3",
-    "@types/express": "^4.17.11",
-    "express": "^4.17.1"
+    "@types/express": "^4.17.13",
+    "express": "^4.17.1",
+    "pdf-merger-js": "^3.2.1"
   },
   "files": [
     "ts/**/*",

test/test.ts

@@ -25,18 +25,28 @@ tap.test('should create a pdf from website as single page PDF', async () => {
 });
 
 tap.test('should create a valid PDFResult', async () => {
-  const pdfResult = await testSmartPdf.getFullWebsiteAsSinglePdf(
-    'https://maintainedby.lossless.com'
-  );
+  const writePDfToDisk = async (urlArg: string, fileName: string) => {
+    const pdfResult = await testSmartPdf.getFullWebsiteAsSinglePdf(urlArg);
     expect(pdfResult.buffer).to.be.instanceOf(Buffer);
     const fs = await import('fs');
 
     if (!fs.existsSync('.nogit/')) {
       fs.mkdirSync('.nogit/');
     }
-  fs.writeFileSync('.nogit/sample.pdf', pdfResult.buffer);
+    fs.writeFileSync(`.nogit/${fileName}`, pdfResult.buffer);
+  };
+  await writePDfToDisk('https://maintainedby.lossless.com/', '1.pdf')
+  await writePDfToDisk('https://lossless.com/', '2.pdf')
 });
 
+tap.test('should combine pdfs', async () => {
+  const fs = await import('fs');
+  const buffer1 = fs.readFileSync('.nogit/1.pdf');
+  const buffer2 = fs.readFileSync('.nogit/2.pdf');
+  fs.writeFileSync(`.nogit/combined.pdf`, await testSmartPdf.mergePdfBuffers([buffer1, buffer2]));
+
+})
+
 tap.test('should be able to close properly', async () => {
   await testSmartPdf.stop();
 });

ts/smartpdf.classes.pdfcandidate.ts

@@ -1,8 +1,11 @@
 import * as plugins from './smartpdf.plugins';
 
 export class PdfCandidate {
-  pdfId = plugins.smartunique.shortId();
-  doneDeferred = plugins.smartpromise.defer();
+  public htmlString: string;
+  public pdfId = plugins.smartunique.shortId();
+  public doneDeferred = plugins.smartpromise.defer();
 
-  constructor(public htmlString) {}
+  constructor(htmlStringArg: string) {
+    this.htmlString = htmlStringArg;
+  }
 }

ts/smartpdf.classes.smartpdf.ts

@@ -3,7 +3,7 @@ import * as paths from './smartpdf.paths';
 import { Server } from 'http';
 import { PdfCandidate } from './smartpdf.classes.pdfcandidate';
 
-declare const document;
+declare const document: any;
 
 import * as interfaces from './interfaces';
 
@@ -19,7 +19,7 @@ export class SmartPdf {
     this._readyDeferred = new plugins.smartpromise.Deferred();
   }
 
-  async start(headlessBrowserArg?) {
+  async start(headlessBrowserArg?: plugins.smartpuppeteer.puppeteer.Browser) {
     // lets set the external browser in case one is provided
     this.headlessBrowser = headlessBrowserArg;
     // setup puppeteer
@@ -80,7 +80,7 @@ export class SmartPdf {
     }
 
     const pdfBuffer = await page.pdf({
-      format: 'A4',
+      format: 'a4',
       printBackground: true,
       displayHeaderFooter: false,
       preferCSSPageSize: true,
@@ -108,7 +108,7 @@ export class SmartPdf {
       };
     });
     const pdfBuffer = await page.pdf({
-      format: 'A4',
+      format: 'a4',
       height: documentWidth,
       width: documentWidth,
       printBackground: true,
@@ -135,7 +135,7 @@ export class SmartPdf {
       };
     });
     const pdfBuffer = await page.pdf({
-      format: 'A4',
+      format: 'a4',
       height: documentWidth,
       width: documentWidth,
       printBackground: true,
@@ -149,4 +149,12 @@ export class SmartPdf {
       buffer: pdfBuffer,
     };
   }
+
+  public async mergePdfBuffers(pdfBuffers: Buffer[]): Promise<Buffer> {
+    const merger = new plugins.pdfMerger();
+    for (const buffer of pdfBuffers) {
+      merger.add(buffer);
+    }
+    return merger.saveAsBuffer();
+  }
 }

ts/smartpdf.plugins.ts

@@ -14,6 +14,7 @@ import * as smartunique from '@pushrocks/smartunique';
 export { smartfile, smartpromise, smartpuppeteer, smartunique, smartnetwork };
 
 // thirdparty
+import pdfMerger from 'pdf-merger-js';
 import express from 'express';
 
-export { express };
+export { pdfMerger, express };