chore: update experimental utxo selection

MeshJS · Aug 27, 2024 · 7a6acdf · 7a6acdf
1 parent f91842a
commit 7a6acdf
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/packages/mesh-common/src/utxo-selection/experimental.ts b/packages/mesh-common/src/utxo-selection/experimental.ts
@@ -21,9 +21,15 @@ export const experimentalSelectUtxos = (
   const singletons = new Set<number>();
   const pairs = new Set<number>();
   const rest = new Set<number>();
+  const collaterals = new Set<number>();
   for (let i = 0; i < inputs.length; i++) {
     switch (inputs[i]!.output.amount.length) {
       case 1: {
+        const quantity = inputs[i]!.output.amount[0]?.quantity;
+        if (quantity == "5000000" || quantity == "10000000") {
+          collaterals.add(i);
+          break;
+        }
         onlyLovelace.add(i);
         break;
       }
@@ -111,6 +117,12 @@ export const experimentalSelectUtxos = (
     addUtxoWithAssetAmount(inputIndex, "lovelace", rest);
   }
 
+  for (const inputIndex of collaterals) {
+    const assetRequired = totalRequiredAssets.get("lovelace");
+    if (!assetRequired || Number(assetRequired) <= 0) break;
+    addUtxoWithAssetAmount(inputIndex, "lovelace", collaterals);
+  }
+
   for (const assetUnit of totalRequiredAssets.keys()) {
     if (Number(totalRequiredAssets.get(assetUnit)) > 0) {
       console.warn("Insufficient funds for", assetUnit);