add loadAllOpenOrders helper to OpenOrdersIndexer

ts/client/src/accounts/openOrdersIndexer.ts

@@ -1,5 +1,12 @@
 import { PublicKey } from '@solana/web3.js';
-import { OpenBookV2Client, OpenOrdersIndexerAccount } from '../client';
+import {
+  OpenBookV2Client,
+  OpenOrdersIndexerAccount,
+  OpenOrders,
+  Market,
+  BookSide,
+  SideUtils,
+} from '..';
 
 export class OpenOrdersIndexer {
   constructor(
@@ -28,4 +35,34 @@ export class OpenOrdersIndexer {
       await client.program.account.openOrdersIndexer.fetchNullable(pubkey);
     return account && new OpenOrdersIndexer(client, pubkey, account);
   }
+
+  public async loadAllOpenOrders(): Promise<OpenOrders[]> {
+    const ooPks = this.account.addresses;
+    const oos =
+      await this.client.program.account.openOrdersAccount.fetchMultiple(ooPks);
+    const marketPks = oos.map((oo) => oo!.market);
+    const markets = await this.client.program.account.market.fetchMultiple(
+      marketPks,
+    );
+    const bookSidePks = markets.flatMap((m) => [m!.bids, m!.asks]);
+    const bookSides = await this.client.program.account.bookSide.fetchMultiple(
+      bookSidePks,
+    );
+    return oos.map((oo, i) => {
+      const mkt = new Market(this.client, marketPks[i], markets[i]!);
+      mkt.bids = new BookSide(
+        mkt,
+        bookSidePks[2 * i],
+        bookSides[2 * i]!,
+        SideUtils.Bid,
+      );
+      mkt.asks = new BookSide(
+        mkt,
+        bookSidePks[2 * i + 1],
+        bookSides[2 * i + 1]!,
+        SideUtils.Ask,
+      );
+      return new OpenOrders(ooPks[i], oo!, mkt);
+    });
+  }
 }

ts/client/src/test/openOrders.ts

@@ -28,6 +28,13 @@ async function testLoadOOForMarket(): Promise<void> {
   console.log(oo?.toPrettyString());
 }
 
+async function testLoadOOForWallet(): Promise<void> {
+  const client = initOpenbookClient();
+  const ooi = await OpenOrdersIndexer.loadNullable(client);
+  const oos = await ooi!.loadAllOpenOrders();
+  for (const oo of oos) console.log(oo?.toPrettyString());
+}
+
 async function testPlaceAndCancelOrder(): Promise<void> {
   const client = initOpenbookClient();
   const marketPk = new PublicKey(
@@ -86,6 +93,7 @@ async function testPlaceAndCancelOrderByClientId(): Promise<void> {
 }
 
 // testLoadIndexerNonExistent();
-void testLoadOOForMarket();
+// void testLoadOOForMarket();
+void testLoadOOForWallet();
 // testPlaceAndCancelOrder();
 // testPlaceAndCancelOrderByClientId();