Receipt Generation API: ein PDF-Beleg für jede Zahlung

curl https://api.dynamicdocumentapi.com/v1/pdf/from-template \
  -H "Authorization: Bearer $DYNAMIC_DOCUMENT_API_KEY" \
  -H "Idempotency-Key: pi_3Qk8sLd92" \
  -H "Content-Type: application/json" \
  -d '{
    "template_id": "tpl_receipt_thermal",
    "data": {
      "receipt_no": "R-2026-18422",
      "paid_at": "2026-09-25T10:14:02Z",
      "method": "Visa •••• 4242",
      "locale": "en-US",
      "currency": "USD",
      "items": [
        { "name": "Flat white", "qty": 2, "total": 7.80 },
        { "name": "Croissant",  "qty": 1, "total": 3.68 }
      ],
      "subtotal": 11.48, "tax": 1.42, "total": 12.90,
      "reprint_url": "https://shop.example.com/r/R-2026-18422"
    },
    "pdf": {
      "paper": { "width": "80mm" },
      "single_page": true,
      "margin": { "top": "4mm", "right": "3mm", "bottom": "4mm", "left": "3mm" },
      "timezone": "America/New_York"
    },
    "delivery": "binary"
  }' \
  --output receipt.pdf

// Node.js 18+: called from your payment webhook handler
export async function receiptFor(payment) {
  const res = await fetch("https://api.dynamicdocumentapi.com/v1/pdf/from-template", {
    method: "POST",
    headers: {
      Authorization: `Bearer ${process.env.DYNAMIC_DOCUMENT_API_KEY}`,
      "Idempotency-Key": payment.id, // providers retry webhooks
      "Content-Type": "application/json",
    },
    body: JSON.stringify({
      template_id: "tpl_receipt",
      data: {
        receipt_no: payment.receiptNo,
        paid_at: payment.paidAt,
        method: `${payment.brand} •••• ${payment.last4}`,
        currency: payment.currency,
        items: payment.items,
        total: payment.total,
      },
      pdf: { paper: { format: "A4" } },
      delivery: "binary", // bytes for the email attachment
    }),
  });
  if (!res.ok) throw new Error(await res.text());
  return Buffer.from(await res.arrayBuffer());
}

import os
import requests

def receipt_pdf(payment: dict, thermal: bool = False) -> bytes:
    """Called from the payment webhook. Returns PDF bytes."""
    paper = {"width": "80mm"} if thermal else {"format": "A4"}
    res = requests.post(
        "https://api.dynamicdocumentapi.com/v1/pdf/from-template",
        headers={
            "Authorization": f"Bearer {os.environ['DYNAMIC_DOCUMENT_API_KEY']}",
            "Idempotency-Key": payment["id"],
        },
        json={
            "template_id": "tpl_receipt",
            "data": payment,
            "pdf": {"paper": paper, "single_page": thermal},
            "delivery": "binary",
        },
        timeout=30,
    )
    res.raise_for_status()
    return res.content

<?php
function receiptPdf(array $payment): string
{
    $ch = curl_init('https://api.dynamicdocumentapi.com/v1/pdf/from-template');
    curl_setopt_array($ch, [
        CURLOPT_POST           => true,
        CURLOPT_RETURNTRANSFER => true,
        CURLOPT_HTTPHEADER     => [
            'Authorization: Bearer ' . getenv('DYNAMIC_DOCUMENT_API_KEY'),
            'Idempotency-Key: ' . $payment['id'],
            'Content-Type: application/json',
        ],
        CURLOPT_POSTFIELDS     => json_encode([
            'template_id' => 'tpl_receipt',
            'data'        => $payment,
            'pdf'         => [
                'paper'       => ['width' => '58mm'], // narrow roll printer
                'single_page' => true,
            ],
            'delivery'    => 'binary',
        ]),
    ]);
    return curl_exec($ch); // PDF bytes
}