refactor

helpers.ts

@@ -0,0 +1,29 @@
+import {PDFFont, PDFForm, PDFPage, PDFTextField, rgb} from "pdf-lib";
+
+export interface TextFieldOptions {
+    name: string,
+    x: number,
+    y: number,
+    w: number,
+    h: number,
+    text?: string,
+}
+
+export type RenderTextBoxFunc = (options: TextFieldOptions) => PDFTextField;
+
+export function addTextFieldFactory(form: PDFForm, pdfFont: PDFFont, page: PDFPage): RenderTextBoxFunc {
+    return (options: TextFieldOptions) => {
+        const field = form.createTextField(options.name)
+        field.setText(options.text)
+        field.addToPage(page, {
+            x: options.x,
+            y: options.y,
+            font: pdfFont,
+            borderColor: rgb(1, 1, 1),
+            borderWidth: 0,
+            width: options.w,
+            height: options.h,
+        })
+        return field
+    }
+}