refactoring

docs/SymptomsCausedByDrugs/js/PdfCreator.js

@@ -3,13 +3,7 @@ class PdfCreator {
     static createPdf({ symptom, vaccine, heading, valueName }) {
         const documentDefinition = {
             content: [
-                {
-                    text: heading,
-                    fontSize: 18,
-                    alignment: 'center',
-                    margin: [0, 0, 0, 20],
-                    bold: true
-                },
+                PdfCreator.#getPageHeading(heading),
                 ...PdfCreator.#getWorstDrugsSection(symptom, valueName),
                 ...PdfCreator.#getStrongestSymptoms(vaccine)
             ]
@@ -17,6 +11,16 @@ class PdfCreator {
         return pdfMake.createPdf(documentDefinition);
     }
 
+    static #getPageHeading(heading) {
+        return {
+            text: heading,
+            fontSize: 18,
+            alignment: 'center',
+            margin: [0, 0, 0, 20],
+            bold: true
+        };
+    }
+
     static #getWorstDrugsSection({ selectElement, table }, valueName) {
         return [
             PdfCreator.#getHeading(`Worst ${valueName} for "${PdfCreator.#getSelection(selectElement)}"`),