PDF export PoC

Bumps [@sap/cds](https://cap.cloud.sap/) from 6.6.0 to 6.6.1.

---
updated-dependencies:
- dependency-name: "@sap/cds"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

fiori/app/browse/fiori-service.cds

@@ -1,5 +1,15 @@
 using CatalogService from '@capire/bookstore';
 
+using from '@sap/cds-pdf-export';
+
+annotate CatalogService with @(
+    Capabilities: { SupportedFormats : [ 'application/pdf' ] },
+    PDF.Features: {
+        DocumentDescriptionReference : '/-pdf/',
+        DocumentDescriptionCollection : 'createDocumentDescription'
+    }
+);
+
 ////////////////////////////////////////////////////////////////////////////
 //
 //	Books Object Page

fiori/package.json

@@ -43,6 +43,16 @@
         "[production]": {
           "model": "db/hana"
         }
+      },
+      "pdf": {
+        "kind": "btp-adobe-forms",
+        "vcap": {
+          "label": "adsrestapi"
+        },
+        "[pdfme]": {
+          "kind": "export-pdf",
+          "impl": "./pdfme.js"
+        }
       }
     },
     "hana": {

fiori/pdfme.js

@@ -0,0 +1,38 @@
+const { generate, BLANK_PDF } = require("@pdfme/generator");
+
+/**
+ * Generate PDF with @pdfme/generator library
+ */
+module.exports = async (data, headers) => {
+
+  let inputs = data
+
+  let x = 0, y = 0;
+  const width = 30;
+  const height = 5;
+
+  const tableSchema = {}
+  for (const entry of headers) {
+    x += width;
+    tableSchema[entry.Name] = {
+      type: 'text',
+      position: { x, y: 10 },
+      width,
+      height
+    }
+  }
+
+  for (const row of data) {
+    for (const [key, value] of Object.entries(row)) {
+      if (typeof value !== 'string')  row[key] = ''+value // stringify
+    }
+  }
+
+  const template = {
+    basePdf: BLANK_PDF,
+    schemas: [tableSchema]
+  };
+  const pdf = await generate({ template, inputs });
+
+  return pdf;
+};

package-lock.json

@@ -446,9 +446,9 @@
       }
     },
     "node_modules/@sap/cds": {
-      "version": "6.6.0",
+      "version": "6.6.1",
-      "resolved": "https://registry.npmjs.org/@sap/cds/-/cds-6.6.0.tgz",
+      "resolved": "https://registry.npmjs.org/@sap/cds/-/cds-6.6.1.tgz",
-      "integrity": "sha512-+rJQIsirbHNVpzZQsTpHzzbcxPM8Y5gEAQtK8blxlukluvyk6IqrwA1eoJH8grab+DtXqcUqT8c0ooGfnCrbPw==",
+      "integrity": "sha512-1JKiYO+N9m5UME7aejce4K5j6mDLkQC0P6BWcHoQJtDjkjsVc6LCLNd06RJqU8XcxeGd3EwIF33GJTLDyGIkUQ==",
       "dependencies": {
         "@sap/cds-compiler": "^3.2.0",
         "@sap/cds-foss": "^4"