From f10dd7168c86f197133524f9cd38d183a90e013b Mon Sep 17 00:00:00 2001
From: benthecarman <benthecarman@live.com>
Date: Mon, 22 Jan 2024 23:03:58 +0000
Subject: [PATCH] Add util function for hodl invoice detection

---
 mutiny-core/src/utils.rs | 13 ++++++-------
 mutiny-wasm/src/lib.rs   |  8 ++++++++
 2 files changed, 14 insertions(+), 7 deletions(-)

diff --git a/mutiny-core/src/utils.rs b/mutiny-core/src/utils.rs
index 2abc5592f..c818dc584 100644
--- a/mutiny-core/src/utils.rs
+++ b/mutiny-core/src/utils.rs
@@ -221,12 +221,11 @@ pub fn get_monitor_version(bytes: &[u8]) -> u64 {
     u64::from_be_bytes(bytes[2..10].try_into().unwrap())
 }
 
-#[cfg(not(test))]
-pub const HODL_INVOICE_NODES: [&str; 1] =
-    ["031b301307574bbe9b9ac7b79cbe1700e31e544513eae0b5d7497483083f99e581"];
-
-#[cfg(test)]
-pub const HODL_INVOICE_NODES: [&str; 2] = [
+/// Nodes that give hodl invoices, we want to warn users against this.
+pub const HODL_INVOICE_NODES: [&str; 5] = [
     "0279be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798", // pubkey of ONE_KEY
-    "031b301307574bbe9b9ac7b79cbe1700e31e544513eae0b5d7497483083f99e581",
+    "031b301307574bbe9b9ac7b79cbe1700e31e544513eae0b5d7497483083f99e581", // ZeusPay
+    "02187352cc4b1856b9604e0a79e1bc9b301be7e0c14acbbb8c29f7051d507127d7", // Robosats
+    "0282eb467bc073833a039940392592bf10cf338a830ba4e392c1667d7697654c7e", // Robosats
+    "037ff12b6a4e4bcb4b944b6d20af08cdff61b3461c1dff0d00a88697414d891bc7", // Robosats
 ];
diff --git a/mutiny-wasm/src/lib.rs b/mutiny-wasm/src/lib.rs
index 63bfde369..9f2c513ae 100644
--- a/mutiny-wasm/src/lib.rs
+++ b/mutiny-wasm/src/lib.rs
@@ -1705,6 +1705,14 @@ impl MutinyWallet {
         let npub = parse_npub_or_nip05(&npub).await?;
         Ok(npub.to_bech32().expect("bech32"))
     }
+
+    /// If the invoice is from a node that gives hodl invoices
+    #[wasm_bindgen]
+    pub async fn is_potential_hodl_invoice(invoice: String) -> Result<bool, MutinyJsError> {
+        let invoice = Bolt11Invoice::from_str(&invoice)?;
+        Ok(mutiny_core::utils::HODL_INVOICE_NODES
+            .contains(&invoice.recover_payee_pub_key().to_hex().as_str()))
+    }
 }
 
 #[cfg(test)]