added lnpay as a source

lnbits/wallets/lnpay.py

@@ -0,0 +1,58 @@
+from requests import get, post
+
+from .base import InvoiceResponse, PaymentResponse, TxStatus, Wallet
+
+
+class LNPayWallet(Wallet):
+    """https://docs.lnpay.co/"""
+
+    def __init__(self, *, endpoint: str, admin_key: str, invoice_key: str, api_key: str, read_key: str):
+        self.endpoint = endpoint[:-1] if endpoint.endswith("/") else endpoint
+        self.auth_admin = admin_key
+        self.auth_invoice = invoice_key
+        self.auth_read = read_key
+        self.auth_api = {"X-Api-Key": api_key}
+  
+
+    def create_invoice(self, amount: int, memo: str = "") -> InvoiceResponse:
+        payment_hash, payment_request = None, None
+        print(f"{self.endpoint}/user/wallet/{self.auth_invoice}/invoice")
+
+        r = post(
+            url=f"{self.endpoint}/user/wallet/{self.auth_invoice}/invoice",
+            headers=self.auth_api,
+            json={"num_satoshis": f"{amount}", "memo": memo},  
+        )
+        print(r.json())
+        if r.ok:
+            data = r.json()
+            payment_hash, payment_request = data["id"], data["payment_request"]
+
+        return InvoiceResponse(r, payment_hash, payment_request)
+
+    def pay_invoice(self, bolt11: str) -> PaymentResponse:
+        r = post(
+            url=f"{self.endpoint}/user/wallet/{self.auth_admin}/withdraw", 
+            headers=self.auth_api, 
+            json={"payment_request": bolt11})
+
+        return PaymentResponse(r, not r.ok)
+
+    def get_invoice_status(self, payment_hash: str) -> TxStatus:
+        r = get(url=f"{self.endpoint}/user/lntx/{payment_hash}", headers=self.auth_api)
+
+        if not r.ok:
+            return TxStatus(r, None)
+
+        statuses = {0: None, 1: True, -1: False}
+        return TxStatus(r, statuses[r.json()["settled"]])
+
+
+    def get_payment_status(self, payment_hash: str) -> TxStatus:
+        r = get(url=f"{self.endpoint}/user/lntx/{payment_hash}", headers=self.auth_api)
+
+        if not r.ok:
+            return TxStatus(r, None)
+
+        statuses = {0: None, 1: True, -1: False}
+        return TxStatus(r, statuses[r.json()["settled"]])