SatSale

commit 5c3b41c4cee935d98b9ed9587226745bd6fc93c7
parent b10ba265af1c028602c977fc6d65b5e76ea6f868
Author: Kristaps Kaupe <kristaps@blogiem.lv>
Date:   Mon, 27 Jun 2022 19:34:58 +0300

Add configurable underpay amount for invoices to be considered paid

Diffstat:
M
config.py
 | 
4
++++
M
config.toml
 | 
5
+++++
M
satsale.py
 | 
2
+-

3 files changed, 10 insertions(+), 1 deletion(-)
diff --git a/config.py b/config.py
@@ -98,10 +98,14 @@ redirect = get_opt("redirect", "https://github.com/nickfarrow/satsale")
 base_currency = get_opt("base_currency", "USD")
 currency_provider = get_opt("currency_provider", "COINGECKO")
 bitcoin_rate_multiplier = get_opt("bitcoin_rate_multiplier", 1.00)
+allowed_underpay_amount = get_opt("allowed_underpay_amount", 0.00000001)
 liquid_address = get_opt("liquid_address", None)
 paynym = get_opt("paynym", None)
 free_mode = get_opt("free_mode", False)
 loglevel = get_opt("loglevel", "DEBUG")
 
+if allowed_underpay_amount < 0:
+    raise Exception("allowed_underpay_amount cannot be negative")
+
 #print(config)
 #print(tunnel_host)
diff --git a/config.toml b/config.toml
@@ -98,6 +98,11 @@ currency_provider = "COINGECKO"   # Supported: COINDESK | COINGECKO
 # Values above 1.00 gives discount, values below add extra comission.
 bitcoin_rate_multiplier = 1.00
 
+# BTC amount allowed to be underpaid to consider invoice paid.
+# It's recommended to keep it at least 0.00000001 BTC currently,
+# due to https://github.com/SatSale/SatSale/issues/77 bug.
+allowed_underpay_amount = 0.00000001
+
 # Weak Hands Mode - Automatically swap LN-BTC -> L-USDT using sideshift.ai
 # https://blockstream.com/liquid/
 # Change lnd_macaroon='admin.macaroon', as you will also need to be able to spend with your lnd certificates.
diff --git a/satsale.py b/satsale.py
@@ -300,7 +300,7 @@ def check_payment_status(uuid):
         dbg_free_mode_cond = config.free_mode and (time.time() - invoice["time"] > 5)
 
         # If payment is paid
-        if (conf_paid >= float(invoice["btc_value"])) or dbg_free_mode_cond:
+        if (conf_paid >= float(invoice["btc_value"]) - config.allowed_underpay_amount) or dbg_free_mode_cond:
             status.update(
                 {
                     "payment_complete": 1,