Max fills the amount in the unit the field shows: in fiat that's money floored to the cent (so it never parses back above the maximum), not a BTC figure under a CAD label. One ctx.amountField helper for the ark send/LN Max, the gift Max and fixed-amount zap/BOLT 12 fills

Co-Authored-By: Claude Opus 5.5 <[email protected]>

1 files changed, 2 insertions, 2 deletions

diff --git a/src/features/ark.js b/src/features/ark.js
index 90b2a01..d5b6e7f 100644
--- a/src/features/ark.js
+++ b/src/features/ark.js
@@ -1223,7 +1223,7 @@ export function arkFeature(ctx) {
     }
     return Math.max(0, amt);
   }
-  const amountFill = (sat) => (ctx.getUnit() === 'sats' ? String(sat) : (sat / 1e8).toFixed(8));
+  const amountFill = (sat) => ctx.amountField(sat);
 
   // Auto-pay progress + success as ONE structurally identical card, so the
   // paying → paid step is a class flip (spinner ring settles into the green
@@ -3651,7 +3651,7 @@ export function arkFeature(ctx) {
         ? (arkBalance()?.spendableSat || 0)
         : maxBoardSat();
       if (!sat) return null;
-      return ctx.getUnit() === 'sats' ? String(sat) : (sat / 1e8).toFixed(8);
+      return ctx.amountField(sat);
     },
     sendFormNote(a) {
       if (!isArkAddress(a)) return null;