sdk: tweak math for filling triggers

Author: crispheaney

sdk/src/math/auction.ts

@@ -26,6 +26,10 @@ export function isFallbackAvailableLiquiditySource(
 		return true;
 	}
 
+	if ((order.bitFlags & OrderBitFlag.SafeTriggerOrder) !== 0) {
+		return true;
+	}
+
 	return new BN(slot).sub(order.slot).gt(new BN(minAuctionDuration));
 }
 

sdk/src/math/orders.ts

@@ -245,7 +245,7 @@ export function isFillableByVAMM(
 				market,
 				mmOraclePriceData,
 				slot
-			).gte(market.amm.minOrderSize)) ||
+			).gt(ZERO)) ||
 		isOrderExpired(order, ts)
 	);
 }
@@ -256,10 +256,6 @@ export function calculateBaseAssetAmountForAmmToFulfill(
 	mmOraclePriceData: MMOraclePriceData,
 	slot: number
 ): BN {
-	if (mustBeTriggered(order) && !isTriggered(order)) {
-		return ZERO;
-	}
-
 	const limitPrice = getLimitPrice(order, mmOraclePriceData, slot);
 	let baseAssetAmount;