[VAS-889] feat: Introducing qrCode/datamatrix generation helpers in p…

…df-engine
pagopa · Apr 12, 2024 · ff69523 · ff69523
1 parent 528c9ce
commit ff69523
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Showing 5 changed files with 65 additions and 2 deletions.
diff --git a/node/package.json b/node/package.json
@@ -20,7 +20,10 @@
     "hbs-cli": "^1.4.1",
     "multer": "^1.4.5-lts.1",
     "nodemon": "^3.0.1",
-    "puppeteer": "^18.0.2"
+    "puppeteer": "^18.0.2",
+    "bitgener": "^1.2.12",
+    "qrcode-svg": "^1.1.0",
+    "uuid": "^9.0.1"
   },
   "devDependencies": {
     "@types/jest": "^24.0.15",

diff --git a/node/pdf-generate/handlers.js b/node/pdf-generate/handlers.js
@@ -82,7 +82,9 @@ const generatePdf = async function (req, res, next) {
         try {
             let templateFile = readFileSync(path.join(workingDir, "template.html")).toString();
             let template = handlebars.compile(templateFile);
-            let html = template(JSON.parse(data));
+            const jsonData = JSON.parse(data);
+            jsonData.tempPath = workingDir;
+            let html = template(jsonData);
             fs.writeFileSync(path.join(workingDir, "compiledTemplate.html"), html);
         } catch (err) {
             console.log(err)

diff --git a/node/pdf-generate/helpers/genDataMatrix.js b/node/pdf-generate/helpers/genDataMatrix.js
@@ -0,0 +1,31 @@
+const bitgener = require('bitgener');
+const { v4: uuidv4 } = require("uuid");
+const path = require('path');
+
+function genDataMatrix(data, path) {
+    const filename = path.join(saveDir,uuidv4()+".svg");
+    bitgener({
+      data: data,
+      type: 'datamatrix',
+      output: filename,
+      encoding: 'utf8',
+      rectangular: false,
+      padding: 0,
+      width: 256,
+      height: 256,
+      original2DSize: false,
+      color: 'black',
+      opacity: 1,
+      bgColor: '#F7931A',
+      bgOpacity: 0,
+      hri: {
+        show: false
+      }
+    }).then((ret) => {
+        console.log(ret);
+    });
+
+    return filename;
+}
+
+module.exports = genDataMatrix;
diff --git a/node/pdf-generate/helpers/genQrCode.js b/node/pdf-generate/helpers/genQrCode.js
@@ -0,0 +1,23 @@
+var QRCode = require("qrcode-svg");
+const { v4: uuidv4 } = require("uuid");
+const path = require('path');
+
+function genQrCode(data, saveDir) {
+  const filename = path.join(saveDir,uuidv4()+".svg");
+  var qrcode = new QRCode({
+    content: data,
+    padding: 0,
+    width: 256,
+    height: 256,
+    color: "#000000",
+    background: "#ffffff",
+    ecl: "M",
+    join: true,
+  });
+  qrcode.save(filename, function (error) {
+    if (error) throw error;
+  });
+  return filename;
+}
+
+module.exports = genQrCode;
diff --git a/node/pdf-generate/utils/browserManager.js b/node/pdf-generate/utils/browserManager.js
@@ -5,6 +5,8 @@ let splitAndSpace = require('../helpers/splitAndSpace');
 let not = require('../helpers/not')
 let eq = require('../helpers/eq')
 let lowercase = require('../helpers/lowercase');
+let genQrCode = require('../helpers/genQrCode');
+let genDataMatrix = require('../helpers/genDataMatrix');
 
 let browser;
 
@@ -15,6 +17,8 @@ const getBrowserSession = async () => {
   handlebars.registerHelper("eq", eq);
   handlebars.registerHelper("splitAndSpace", splitAndSpace);
   handlebars.registerHelper("lowercase", lowercase);
+  handlebars.registerHelper("genQrCode", genQrCode);
+  handlebars.registerHelper("genDataMatrix", genDataMatrix);
 
   browser = await puppeteer.launch({
     headless: true,