From aea33c8f19063397b1e09528252a58eecfb8a47a Mon Sep 17 00:00:00 2001
From: adambor <adamborteam@gmail.com>
Date: Fri, 31 Oct 2025 23:36:20 +0100
Subject: [PATCH] Add amp param to pay methods

---
 lnd_methods/offchain/pay.js                          | 2 ++
 lnd_methods/offchain/pay_via_payment_details.d.ts    | 2 ++
 lnd_methods/offchain/pay_via_payment_details.js      | 2 ++
 lnd_methods/offchain/pay_via_payment_request.d.ts    | 2 ++
 lnd_methods/offchain/pay_via_payment_request.js      | 2 ++
 lnd_methods/offchain/subscribe_to_pay.d.ts           | 2 ++
 lnd_methods/offchain/subscribe_to_pay.js             | 2 ++
 lnd_methods/offchain/subscribe_to_pay_via_details.js | 2 ++
 lnd_methods/offchain/subscribe_to_pay_via_request.js | 2 ++
 9 files changed, 18 insertions(+)

diff --git a/lnd_methods/offchain/pay.js b/lnd_methods/offchain/pay.js
index 0c0863b6..bb53ccb3 100644
--- a/lnd_methods/offchain/pay.js
+++ b/lnd_methods/offchain/pay.js
@@ -63,6 +63,7 @@ const payViaRoutes = require('./pay_via_routes');
     [pathfinding_timeout]: <Time to Spend Finding a Route Milliseconds Number>
     [request]: <BOLT 11 Payment Request String>
     [tokens]: <Total Tokens To Pay to Payment Request Number>
+    [amp]: <Should Use AMP (atomic multipath payment) Bool>
   }
 
   @returns via cbk or Promise
@@ -142,6 +143,7 @@ module.exports = (args, cbk) => {
           pathfinding_timeout: args.pathfinding_timeout,
           request: args.request,
           tokens: args.tokens,
+          amp: args.amp
         },
         cbk);
       }],
diff --git a/lnd_methods/offchain/pay_via_payment_details.d.ts b/lnd_methods/offchain/pay_via_payment_details.d.ts
index ea0d3c8b..a845fe1e 100644
--- a/lnd_methods/offchain/pay_via_payment_details.d.ts
+++ b/lnd_methods/offchain/pay_via_payment_details.d.ts
@@ -56,6 +56,8 @@ export type PayViaPaymentDetailsArgs = AuthenticatedLightningArgs<{
   }[][];
   /** Tokens To Pay */
   tokens?: number;
+  /** Use AMP (atomic multipath payment) Bool> */
+  amp?: boolean;
 }>;
 
 export type PayViaPaymentDetailsResult = {
diff --git a/lnd_methods/offchain/pay_via_payment_details.js b/lnd_methods/offchain/pay_via_payment_details.js
index d5c3486c..21bd968a 100644
--- a/lnd_methods/offchain/pay_via_payment_details.js
+++ b/lnd_methods/offchain/pay_via_payment_details.js
@@ -53,6 +53,7 @@ const type = 'router';
       public_key: <Forward Edge Public Key Hex String>
     }]]
     [tokens]: <Tokens To Pay Number>
+    [amp]: <Should Use AMP (atomic multipath payment) Bool>
   }
 
   @returns via cbk or Promise
@@ -130,6 +131,7 @@ module.exports = (args, cbk) => {
             payment: args.payment,
             routes: args.routes,
             tokens: args.tokens,
+            amp: args.amp
           });
 
           const finished = (err, res) => {
diff --git a/lnd_methods/offchain/pay_via_payment_request.d.ts b/lnd_methods/offchain/pay_via_payment_request.d.ts
index d42361b7..80d1e680 100644
--- a/lnd_methods/offchain/pay_via_payment_request.d.ts
+++ b/lnd_methods/offchain/pay_via_payment_request.d.ts
@@ -34,6 +34,8 @@ export type PayViaPaymentRequestArgs = AuthenticatedLightningArgs<{
   request: string;
   /** Tokens To Pay */
   tokens?: number;
+  /** Use AMP (atomic multipath payment) Bool> */
+  amp?: boolean;
 }>;
 
 export type PayViaPaymentRequestResult = {
diff --git a/lnd_methods/offchain/pay_via_payment_request.js b/lnd_methods/offchain/pay_via_payment_request.js
index 93b6a57e..c60a51c7 100644
--- a/lnd_methods/offchain/pay_via_payment_request.js
+++ b/lnd_methods/offchain/pay_via_payment_request.js
@@ -35,6 +35,7 @@ const type = 'router';
     [pathfinding_timeout]: <Time to Spend Finding a Route Milliseconds Number>
     request: <BOLT 11 Payment Request String>
     [tokens]: <Tokens To Pay Number>
+    [amp]: <Should Use AMP (atomic multipath payment) Bool>
   }
 
   @returns via cbk or Promise
@@ -108,6 +109,7 @@ module.exports = (args, cbk) => {
           pathfinding_timeout: args.pathfinding_timeout,
           request: args.request,
           tokens: args.tokens,
+          amp: args.amp
         });
 
         const finished = (err, res) => {
diff --git a/lnd_methods/offchain/subscribe_to_pay.d.ts b/lnd_methods/offchain/subscribe_to_pay.d.ts
index 3252441e..23afad04 100644
--- a/lnd_methods/offchain/subscribe_to_pay.d.ts
+++ b/lnd_methods/offchain/subscribe_to_pay.d.ts
@@ -70,6 +70,8 @@ export type SubscribeToPayOptionsArgs = {
   }[][];
   /** Tokens to Pay Number> */
   tokens?: number;
+  /** Use AMP (atomic multipath payment) Bool> */
+  amp?: boolean;
 };
 
 export type SubscribeToPayArgs = AuthenticatedLightningArgs<
diff --git a/lnd_methods/offchain/subscribe_to_pay.js b/lnd_methods/offchain/subscribe_to_pay.js
index a5d2e040..09c11a97 100644
--- a/lnd_methods/offchain/subscribe_to_pay.js
+++ b/lnd_methods/offchain/subscribe_to_pay.js
@@ -81,6 +81,7 @@ const unsupportedFeatures = [30, 31];
       public_key: <Forward Edge Public Key Hex String>
     }]]
     [tokens]: <Tokens to Probe Number>
+    [amp]: <Should Use AMP (atomic multipath payment) Bool>
   }
 
   @throws
@@ -430,6 +431,7 @@ module.exports = args => {
         route_hints: !hints.length ? undefined : hints,
         time_pref: asTimePreference(args.confidence),
         timeout_seconds: timeoutSecs || defaultTimeoutSeconds,
+        amp: !!args.amp
       });
     }],
 
diff --git a/lnd_methods/offchain/subscribe_to_pay_via_details.js b/lnd_methods/offchain/subscribe_to_pay_via_details.js
index ea15009d..dea8ae92 100644
--- a/lnd_methods/offchain/subscribe_to_pay_via_details.js
+++ b/lnd_methods/offchain/subscribe_to_pay_via_details.js
@@ -51,6 +51,7 @@ const type = 'router';
       public_key: <Forward Edge Public Key Hex String>
     }]]
     [tokens]: <Tokens to Pay Number>
+    [amp]: <Should Use AMP (atomic multipath payment) Bool>
   }
 
   @throws
@@ -214,5 +215,6 @@ module.exports = args => {
     payment: args.payment,
     routes: args.routes,
     tokens: args.tokens,
+    amp: args.amp
   });
 };
diff --git a/lnd_methods/offchain/subscribe_to_pay_via_request.js b/lnd_methods/offchain/subscribe_to_pay_via_request.js
index f9b11366..bf1c167e 100644
--- a/lnd_methods/offchain/subscribe_to_pay_via_request.js
+++ b/lnd_methods/offchain/subscribe_to_pay_via_request.js
@@ -31,6 +31,7 @@ const type = 'router';
     [pathfinding_timeout]: <Time to Spend Finding a Route Milliseconds Number>
     request: <BOLT 11 Payment Request String>
     [tokens]: <Tokens To Pay Number>
+    [amp]: <Should Use AMP (atomic multipath payment) Bool>
   }
 
   @throws
@@ -189,5 +190,6 @@ module.exports = args => {
     pathfinding_timeout: args.pathfinding_timeout,
     request: args.request,
     tokens: args.tokens,
+    amp: args.amp,
   });
 };