Merge pull request #68 from drift-labs/send-ack

attach ts and send ack on subscribe

src/dlob-subscriber/DLOBSubscriberIO.ts

@@ -124,6 +124,7 @@ export class DLOBSubscriberIO extends DLOBSubscriber {
 		l2Formatted['marketName'] = marketName?.toUpperCase();
 		l2Formatted['marketType'] = marketType?.toLowerCase();
 		l2Formatted['marketIndex'] = l2Args.marketIndex;
+		l2Formatted['ts'] = Date.now();
 		l2Formatted['slot'] = slot;
 		addOracletoResponse(
 			l2Formatted,
@@ -137,7 +138,7 @@ export class DLOBSubscriberIO extends DLOBSubscriber {
 			l2Args.marketType,
 			l2Args.marketIndex
 		);
-	
+
 		const l2Formatted_depth100 = Object.assign({}, l2Formatted, {
 			bids: l2Formatted.bids.slice(0, 100),
 			asks: l2Formatted.asks.slice(0, 100),

src/utils/utils.ts

@@ -140,9 +140,13 @@ export const addMarketSlotToResponse = (
 ): void => {
 	let marketSlot: number;
 	if (isVariant(marketType, 'perp')) {
-		marketSlot = driftClient.accountSubscriber.getMarketAccountAndSlot(marketIndex).slot;
+		marketSlot =
+			driftClient.accountSubscriber.getMarketAccountAndSlot(marketIndex).slot;
 	} else {
-		marketSlot = driftClient.accountSubscriber.getSpotMarketAccountAndSlot(marketIndex).slot;
+		marketSlot =
+			driftClient.accountSubscriber.getSpotMarketAccountAndSlot(
+				marketIndex
+			).slot;
 	}
 	response['marketSlot'] = marketSlot;
 };

src/wsConnectionManager.ts

@@ -164,12 +164,16 @@ async function main() {
 							.subscribe(redisChannel)
 							.then(() => {
 								subscribedChannels.add(redisChannel);
+								ws.send(
+									JSON.stringify({
+										message: `Subscribe received for channel: ${parsedMessage.channel}, market: ${parsedMessage.market}, marketType: ${parsedMessage.marketType}`,
+									})
+								);
 							})
 							.catch(() => {
 								ws.send(
 									JSON.stringify({
-										redisChannel,
+										error: `Error subscribing to channel: ${parsedMessage}`,
-										error: `Error subscribing to channel: ${redisChannel}`,
 									})
 								);
 								return;
@@ -198,6 +202,7 @@ async function main() {
 							);
 						}
 					}
+
 					break;
 				}
 				case 'unsubscribe': {