backup

Rev1/node/routes/invoice_sign.js

@@ -19,21 +19,25 @@ const orderReccentFiles = (dir) => {
 
 const { PDFDocument } = require("pdf-lib");
 
-const signPDF = async (sourceFile) => {
+const signPDF = async (sourceFile, { x = 0, y = 0, sf = 1.0 }) => {
   // Fetch PNG image
   const pngUrl = signDir;
   const pngSignBytes = fs.readFileSync(signDir);
   const pngStampBytes = fs.readFileSync(stampDir);
-  const pBytes = fs.readFileSync(rawDir + sourceFile);
-  const pdfDoc = await PDFDocument.load(pBytes);
+  try {
+    const pBytes = fs.readFileSync(rawDir + sourceFile);
+    const pdfDoc = await PDFDocument.load(pBytes);
+  } catch (error) {
+    throw error;
+  }
 
   // Embed the JPG image bytes and PNG image bytes
   const pngSign = await pdfDoc.embedPng(pngSignBytes);
   const pngStamp = await pdfDoc.embedPng(pngStampBytes);
 
   // Get the width/height of the PNG image scaled down to 50% of its original size
-  const pngSignDims = pngSign.scale(0.1);
-  const pngStampDims = pngStamp.scale(0.1);
+  const pngSignDims = pngSign.scale(sf);
+  const pngStampDims = pngStamp.scale(sf);
 
   // Add a blank page to the document
   const pages = pdfDoc.getPages();
@@ -41,14 +45,14 @@ const signPDF = async (sourceFile) => {
   // Draw the PNG image near the lower right corner of the JPG image
   page = pages[0];
   page.drawImage(pngStamp, {
-    x: page.getWidth() / 2 - pngStampDims.width / 2 + 75,
-    y: page.getHeight() / 2 - pngStampDims.height,
+    x: page.getWidth() / 2 - pngStampDims.width / 2 + x,
+    y: page.getHeight() / 2 - pngStampDims.height + y,
     width: pngStampDims.width,
     height: pngStampDims.height,
   });
   page.drawImage(pngSign, {
-    x: page.getWidth() / 2 - pngSignDims.width / 2 + 75,
-    y: page.getHeight() / 2 - pngSignDims.height,
+    x: page.getWidth() / 2 - pngSignDims.width / 2 + x,
+    y: page.getHeight() / 2 - pngSignDims.height + y,
     width: pngSignDims.width,
     height: pngSignDims.height,
   });
@@ -144,9 +148,17 @@ const fileStorageEngine = multer.diskStorage({
 const upload = multer({ storage: fileStorageEngine });
 router.post("/upload_files", upload.array("files"), uploadFiles);
 function uploadFiles(req, res) {
-  signPDF(req.files[0].originalname);
-  // console.log(req.files);
-  // console.log(req.files[0].toString("latin1"));
+  console.log(req.body);
+  try {
+    signPDF(req.files[0].originalname, {
+      x: parseFloat(req.body.x),
+      y: parseFloat(req.body.y),
+      sf: parseFloat(req.body.sf),
+    });
+  } catch (error) {
+    res.err("Failed to parse files");
+  }
+
   res.setHeader("content-type", "text/html; charset=utf-8");
   res.setHeader("Access-Control-Allow-Origin", "*");
   res.json({ message: "Successfully uploaded files" });