fix: lnbits broken after lnurl-pay support (#310)

Author: cameri

src/@types/invoice.ts

@@ -28,6 +28,10 @@ export interface Invoice {
   verifyURL?: string
 }
 
+export interface LnurlInvoice extends Invoice {
+  verifyURL: string
+}
+
 export interface DBInvoice {
   id: string
   pubkey: Buffer

src/payments-processors/lnurl-payments-processor.ts

@@ -2,7 +2,7 @@ import { AxiosInstance } from 'axios'
 import { Factory } from '../@types/base'
 
 import { CreateInvoiceRequest, GetInvoiceResponse, IPaymentsProcessor } from '../@types/clients'
-import { Invoice, InvoiceStatus, InvoiceUnit } from '../@types/invoice'
+import { InvoiceStatus, InvoiceUnit, LnurlInvoice } from '../@types/invoice'
 import { createLogger } from '../factories/logger-factory'
 import { randomUUID } from 'crypto'
 import { Settings } from '../@types/settings'
@@ -15,7 +15,7 @@ export class LnurlPaymentsProcesor implements IPaymentsProcessor {
     private settings: Factory<Settings>
   ) {}
 
-  public async getInvoice(invoice: Invoice): Promise<GetInvoiceResponse> {
+  public async getInvoice(invoice: LnurlInvoice): Promise<GetInvoiceResponse> {
     debug('get invoice: %s', invoice.id)
 
     try {

src/services/payments-service.ts

@@ -35,11 +35,10 @@ export class PaymentsService implements IPaymentsService {
     }
   }
 
-  public async getInvoiceFromPaymentsProcessor(invoice: Invoice): Promise<Partial<Invoice>> {
-    debug('get invoice %s from payment processor', invoice.id)
+  public async getInvoiceFromPaymentsProcessor(invoice: Invoice | string): Promise<Partial<Invoice>> {
     try {
       return await this.paymentsProcessor.getInvoice(
-        this.settings().payments?.processor === 'lnurl' ? invoice : invoice.id
+        typeof invoice === 'string' ? invoice : invoice.id
       )
     } catch (error) {
       console.log('Unable to get invoice from payments processor. Reason:', error)