generic derivation of health metas

Signed-off-by: microwavedcola1 <microwavedcola@gmail.com>

ts/accounts/types/bank.ts

@@ -9,7 +9,8 @@ import {
 import { MangoClient } from '../../client';
 import { debugAccountMetas } from '../../utils';
 import bs58 from 'bs58';
-import { BorshAccountsCoder } from '@project-serum/anchor';
+import { BorshAccountsCoder, ProgramAccount } from '@project-serum/anchor';
+import { group } from 'console';
 
 export class Bank {
   public depositIndex: I80F48;
@@ -197,30 +198,36 @@ export class MintInfo {
 
   constructor(
     public publicKey: PublicKey,
-    mint: PublicKey,
-    bank: PublicKey,
-    vault: PublicKey,
-    oracle: PublicKey,
+    public mint: PublicKey,
+    public bank: PublicKey,
+    public vault: PublicKey,
+    public oracle: PublicKey,
   ) {}
 }
 
 export async function getMintInfoForTokenIndex(
   client: MangoClient,
+  groupPk: PublicKey,
   tokenIndex: number,
 ): Promise<MintInfo[]> {
   const tokenIndexBuf = Buffer.alloc(2);
   tokenIndexBuf.writeUInt16LE(tokenIndex);
   return (
     await client.program.account.mintInfo.all([
+      {
+        memcmp: {
+          bytes: groupPk.toBase58(),
+          offset: 8,
+        },
+      },
       {
         memcmp: {
           bytes: bs58.encode(tokenIndexBuf),
-          offset: 168,
+          offset: 200,
         },
       },
     ])
   ).map((tuple) => {
-    console.log(tuple);
     return MintInfo.from(tuple.publicKey, tuple.account);
   });
 }

ts/accounts/types/mangoAccount.ts

@@ -105,6 +105,7 @@ export class TokenAccountDto {
 }
 
 export class Serum3Account {
+  static Serum3MarketIndexUnset = 65535;
   static from(dto: Serum3AccountDto) {
     return new Serum3Account(
       dto.openOrders,

ts/example.ts

@@ -31,6 +31,7 @@ import {
   getStubOracleForGroupAndMint,
   StubOracle,
 } from './accounts/types/oracle';
+import { assert } from 'console';
 
 async function main() {
   //
@@ -223,13 +224,44 @@ async function main() {
     user.publicKey,
   );
 
-  const healthRemainingAccounts = [
-    usdcBank.publicKey,
-    btcBank.publicKey,
-    usdcDevnetStubOracle.publicKey,
-    btcDevnetOracle,
-    mangoAccount.serum3[0].openOrders,
-  ];
+  // Aggregate all PKs of users active assets, banks, oracles and serum OOs
+  const healthRemainingAccounts: PublicKey[] = [];
+  {
+    const mintInfos = await Promise.all(
+      mangoAccount.tokens
+        .filter((token) => token.tokenIndex !== 65535)
+        .map(async (token) =>
+          getMintInfoForTokenIndex(
+            userClient,
+            group.publicKey,
+            token.tokenIndex,
+          ),
+        ),
+    );
+    // banks
+    healthRemainingAccounts.push(
+      ...mintInfos.flatMap((mintinfos) => {
+        return mintinfos.flatMap((mintinfo) => {
+          return mintinfo.bank;
+        });
+      }),
+    );
+    // oracles
+    healthRemainingAccounts.push(
+      ...mintInfos.flatMap((mintinfos) => {
+        return mintinfos.flatMap((mintinfo) => {
+          return mintinfo.oracle;
+        });
+      }),
+    );
+    // serum OOs
+    healthRemainingAccounts.push(
+      ...mangoAccount.serum3
+        .filter((serum3Account) => serum3Account.marketIndex !== 65535)
+        .map((serum3Account) => serum3Account.openOrders),
+    );
+  }
+
   await deposit(
     userClient,
     group.publicKey,