Add lnbits example

examples/albyPayment.ts

@@ -1,5 +1,6 @@
 import { convertMarkdownToPdf } from "@serendipityai/markdown2pdf-typescript";
 import axios from 'axios';
+import type { OfferDetails } from '@serendipityai/markdown2pdf-typescript';
 
 // Configure Alby client
 const ALBY_API_URL = 'https://api.getalby.com';
@@ -11,7 +12,7 @@ const client = axios.create({
   }
 });
 
-async function pay(offer: any) {
+async function pay(offer: OfferDetails) {
   console.log("Paying using Alby:");
   try {
     // Pay the invoice using Alby's API

examples/basicUsage.ts

@@ -1,6 +1,7 @@
 import { convertMarkdownToPdf } from "@serendipityai/markdown2pdf-typescript";
+import type { OfferDetails } from '@serendipityai/markdown2pdf-typescript';
 
-async function pay(offer: any) {
+async function pay(offer: OfferDetails) {
   console.log("⚡ Lightning payment required");
   console.log(`Amount: ${offer.amount} ${offer.currency}`);
   console.log(`Description: ${offer.description}`);

examples/downloadToFile.ts

@@ -1,6 +1,7 @@
 import { convertMarkdownToPdf } from "@serendipityai/markdown2pdf-typescript";
+import type { OfferDetails } from '@serendipityai/markdown2pdf-typescript';
 
-async function pay(offer: any) {
+async function pay(offer: OfferDetails) {
   console.log("Paying manually:");
   console.log(offer.payment_request);
   await new Promise(resolve => { process.stdin.once("data", () => resolve(undefined)); });

examples/fewsatsPayment.ts

@@ -1,9 +1,10 @@
 import { convertMarkdownToPdf } from "@serendipityai/markdown2pdf-typescript";
+import type { OfferDetails } from '@serendipityai/markdown2pdf-typescript';
 import { Fewsats } from 'fewsats';
 // Configure the SDK
 const client = new Fewsats({ apiKey: process.env.FEWSATS_API_KEY });
 
-async function pay(offer: any) {
+async function pay(offer: OfferDetails) {
   console.log("Paying using Fewsats:");
   console.log(offer);
 

examples/inMemoryExample.ts

@@ -1,6 +1,7 @@
 import { convertMarkdownToPdf } from "@serendipityai/markdown2pdf-typescript";
+import type { OfferDetails } from '@serendipityai/markdown2pdf-typescript';
 
-async function pay(offer: any) {
+async function pay(offer: OfferDetails) {
   console.log("Pay invoice and press Enter:");
   console.log(offer.payment_request);
   await new Promise(resolve => { process.stdin.once("data", () => resolve(undefined)); });

examples/lnbitsPayment.ts

@@ -0,0 +1,45 @@
+import { convertMarkdownToPdf } from "@serendipityai/markdown2pdf-typescript";
+import axios from "axios";
+import type { OfferDetails } from '@serendipityai/markdown2pdf-typescript';
+
+// Constants
+const LN_BITS_URL = "https://demo.lnbits.com/api/v1/payments";
+const ADMIN_KEY = process.env.LNBITS_ADMIN_KEY as string; // Set in your env
+
+async function pay(offer: OfferDetails) {
+  console.log("Paying using lnbits:");
+
+  try {
+    const response = await axios.post(
+      LN_BITS_URL,
+      {
+        out: true,
+        bolt11: offer.payment_request
+      },
+      {
+        headers: {
+          "X-Api-Key": ADMIN_KEY,
+          "Content-Type": "application/json"
+        }
+      }
+    );
+
+    console.log("Payment successful:", response.data);
+  } catch (error) {
+    if (axios.isAxiosError(error)) {
+      console.error("Payment failed:", error.response?.data || error.message);
+    } else {
+      console.error("Unexpected error:", error);
+    }
+  }
+}
+
+async function main() {
+  const path = await convertMarkdownToPdf("# Save this one using LNbits", {
+    downloadPath: "output.pdf",
+    onPaymentRequest: pay
+  });
+  console.log("Saved PDF to:", path);
+}
+
+main().catch(console.error);

examples/randomMarkdown.ts

@@ -1,5 +1,6 @@
 import { convertMarkdownToPdf } from "@serendipityai/markdown2pdf-typescript";
 import { OpenAI } from "openai"; // npm install openai
+import type { OfferDetails } from '@serendipityai/markdown2pdf-typescript';
 
 const openai = new OpenAI();
 
@@ -46,7 +47,7 @@ Start now.
   return (response.choices[0]?.message?.content || "");
 }
 
-async function pay(offer: any) {
+async function pay(offer: OfferDetails) {
   console.log("Paying using Alby:");
   // const payment = new Payment();
   // const payResult = await payment.bolt11_payment(offer.payment_request);