refactor: move business logic logic to helpers.py

lnbits/extensions/satspay/helpers.py

@@ -1,3 +1,6 @@
+import httpx
+from loguru import logger
+
 from .models import Charges
 
 
@@ -22,3 +25,29 @@ def public_charge(charge: Charges):
         c["completelink"] = charge.completelink
 
     return c
+
+
+async def call_webhook(charge: Charges):
+    async with httpx.AsyncClient() as client:
+        try:
+            r = await client.post(
+                charge.webhook,
+                json=public_charge(charge),
+                timeout=40,
+            )
+        except AssertionError:
+            charge.webhook = None
+        except Exception as e:
+            logger.warning(f"Failed to call webhook for charge {charge.id}")
+            logger.warning(e)
+
+
+async def fetch_onchain_balance(charge: Charges):
+    endpoint = (
+        f"{charge.config['mempool_endpoint']}/testnet"
+        if charge.config["network"] == "Testnet"
+        else charge.config["mempool_endpoint"]
+    )
+    async with httpx.AsyncClient() as client:
+        r = await client.get(endpoint + "/api/address/" + charge.onchainaddress)
+        return r.json()["chain_stats"]["funded_txo_sum"]