added USDT spot markets and new dex program id

devnet.env

@@ -1,7 +1,10 @@
 CLUSTER=devnet
 KEYPAIR=~/.config/solana/id.json
 BTC_WALLET=HLoPtihB8oETm1kkTpx17FEnXm7afQdS4hojTNvbg3Rg
+ETH_WALLET=8ASVNBAo94RnJCABYybnkJnXGpBHan2svW3pRsKdbn7s
 USDC_WALLET=GBBtcVE7WA8qdrHyhWTZkYDaz71EVHsg7wVaca9iq9xs
+USDT_WALLET=Fy2bjbGpUfXK7jwsNwsnFvXkJfLVUzbWNqFwzMQ9vDFC
 BTC=C6kYXcaRUMqeBF5fhg165RWU7AnpT9z92fvKNoMqjmz6
 ETH=8p968u9m7jZzKSsqxFDqki69MjqdFkwPM9FN4AN8hvHR
-USDC=Fq939Y5hycK62ZGwBjftLY2VyxqAQ8f1MxRqBMdAaBS7
+USDC=Fq939Y5hycK62ZGwBjftLY2VyxqAQ8f1MxRqBMdAaBS7
+USDT=7tSPGVhneTBWZjLGJGZb9V2UntC7T98cwtSLtgcXjeSs

src/client.ts

@@ -27,13 +27,13 @@ import {
   uiToNative,
   zeroKey,
 } from './utils';
-import { Market, OpenOrders, Orderbook } from '@project-serum/serum';
+import { getFeeRates, getFeeTier, Market, OpenOrders, Orderbook } from '@project-serum/serum';
 import { SRM_DECIMALS } from '@project-serum/serum/lib/token-instructions';
 import { Order } from '@project-serum/serum/lib/market';
 import Wallet from '@project-serum/sol-wallet-adapter';
 import { makeCancelOrderInstruction, makeSettleFundsInstruction } from './instruction';
 import { Aggregator } from './schema'
-import { AccountLayout, TOKEN_PROGRAM_ID } from '@solana/spl-token';
+import { TOKEN_PROGRAM_ID } from '@solana/spl-token';
 
 
 export class MangoGroup {
@@ -601,9 +601,6 @@ export class MangoClient {
         ],
         spotMarket.programId
       )
-
-
-
       const keys = [
         { isSigner: false, isWritable: true, pubkey: mangoGroup.publicKey},
         { isSigner: true, isWritable: false,  pubkey: owner.publicKey },
@@ -770,17 +767,16 @@ export class MangoClient {
 
   ): Promise<TransactionSignature> {
     // TODO allow wrapped SOL wallets
-    // TODO allow fee discounts
 
-    orderType = orderType == undefined ? 'limit' : orderType
-    // orderType = orderType ?? 'limit'
+    orderType = orderType || 'limit'
     const limitPrice = spotMarket.priceNumberToLots(price)
     const maxBaseQuantity = spotMarket.baseSizeNumberToLots(size)
 
-    // TODO verify if multiplying by highest fee tier is appropriate
-    const maxQuoteQuantity = new BN(spotMarket['_decoded'].quoteLotSize.toNumber()).mul(
-      maxBaseQuantity.mul(limitPrice),
-    )
+    const feeTier = getFeeTier(0, nativeToUi(mangoGroup.nativeSrm || 0, SRM_DECIMALS));
+    const rates = getFeeRates(feeTier);
+    const maxQuoteQuantity = new BN(spotMarket['_decoded'].quoteLotSize.toNumber() * rates.taker).mul(
+      spotMarket.baseSizeNumberToLots(size).mul(spotMarket.priceNumberToLots(price)),
+    );
 
     if (maxBaseQuantity.lte(new BN(0))) {
       throw new Error('size too small')

src/ids.json

@@ -6,7 +6,7 @@
     "testnet": "https://testnet.solana.com"
   },
   "devnet": {
-    "dex_program_id": "6XffKSLZRxmQcRinmb4K32AegYnmkoTm6TLR2Ezp9FBR",
+    "dex_program_id": "DESVgJVGajEgKGXhb6XmqDHGz3VjdgP7rEVESBgxmroY",
     "fee_symbol": "SRM",
     "mango_groups": {
       "BTC_ETH_USDC": {
@@ -43,8 +43,10 @@
       "ETH/USDC": "5qxMJFJXB42j3kKo3FbTughREjziottXHcgLnjCNwjEs"
     },
     "spot_markets": {
-      "BTC/USDC": "DY6X83vWk5VdHQEtVxFdecmEsGXHyLskkeQeo8BHn75s",
-      "ETH/USDC": "CQwr1dHHPeoUpzGcQHLtEYE1LdXkszxha8oG6Y7v5KWZ"
+      "BTC/USDC": "FKysSZkCCh41G1SCxpE7Cb7eaLofYBhEneLzHFz6JvjH",
+      "ETH/USDC": "BYz5dJegg11x94jS2R7ZTCgaJwimvupmkjeYDm9Y3UwP",
+      "BTC/USDT": "ELXP9wTE4apvK9sxAqtCtMidbAvJJDrNVg4wL6jqQEBA",
+      "ETH/USDT": "97mbLfi4S56y5Vg2LCF4Z7ru8jD1QjHa5SH3eyFYrMdg"
     },
     "symbols": {
       "BTC": "C6kYXcaRUMqeBF5fhg165RWU7AnpT9z92fvKNoMqjmz6",