mc/break even price ts client: account for unsettled funding (#617)

* v0.16.3

* ts: break even price, account for unsettled funding

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

* script

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

---------

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

ts/client/scripts/archive/break-even-price.ts

@@ -0,0 +1,44 @@
+import { PublicKey } from '@solana/web3.js';
+import { MangoClient } from '../../src/client';
+import { toUiDecimalsForQuote } from '../../src/utils';
+
+async function main(): Promise<void> {
+  const client = MangoClient.connectDefault(process.env.MB_CLUSTER_URL!);
+
+  const group = await client.getGroup(
+    new PublicKey('78b8f4cGCwmZ9ysPFMWLaLTkkaYnUjwMJYStWe5RTSSX'),
+  );
+  const mangoAccounts = await client.getAllMangoAccounts(group, true);
+  const solPerp = group.getPerpMarketByName('SOL-PERP');
+  const solPPs = mangoAccounts
+    .filter(
+      (a) =>
+        a
+          .perpActive()
+          .filter(
+            (pp) =>
+              pp.marketIndex === solPerp.perpMarketIndex &&
+              pp.getNotionalValueUi(solPerp) > 1000,
+          ).length > 0,
+    )
+    .map((a) => {
+      const pp = a
+        .perpActive()
+        .filter((pp) => pp.marketIndex === solPerp.perpMarketIndex)[0];
+      pp['mangoAccount'] = a.publicKey;
+      return pp;
+    });
+
+  solPPs.forEach((pp) => {
+    let out = ``;
+    out += `https://app.mango.markets/?address=${pp['mangoAccount']}, `;
+    out += `bep ${pp.getBreakEvenPriceUi(solPerp)}, `;
+    out += `aep ${pp.getAverageEntryPriceUi(solPerp)}, `;
+    out += `uFunding ${pp.getUnsettledFundingUi(solPerp)}, `;
+    out += `rPnl ${toUiDecimalsForQuote(pp.realizedPnlForPositionNative)}, `;
+    out += `qRn ${toUiDecimalsForQuote(pp.quoteRunningNative)}, `;
+    console.log(out);
+  });
+}
+
+main();

ts/client/src/accounts/group.ts

@@ -17,9 +17,9 @@ import { I80F48, ONE_I80F48 } from '../numbers/I80F48';
 import { toNative, toNativeI80F48, toUiDecimals } from '../utils';
 import { Bank, MintInfo, TokenIndex } from './bank';
 import {
+  OracleProvider,
   isPythOracle,
   isSwitchboardOracle,
-  OracleProvider,
   parseSwitchboardOracle,
 } from './oracle';
 import { BookSide, PerpMarket, PerpMarketIndex } from './perp';

ts/client/src/accounts/mangoAccount.ts

@@ -1432,17 +1432,24 @@ export class PerpPosition {
     );
   }
 
-  public getBreakEvenPriceUi(perpMarket: PerpMarket): number {
+  public getBreakEvenPrice(perpMarket: PerpMarket): I80F48 {
     if (perpMarket.perpMarketIndex !== this.marketIndex) {
       throw new Error("PerpPosition doesn't belong to the given market!");
     }
 
     if (this.basePositionLots.eq(new BN(0))) {
-      return 0;
+      return ZERO_I80F48();
     }
+
+    return I80F48.fromI64(this.quoteRunningNative)
+      .sub(this.getUnsettledFunding(perpMarket))
+      .neg()
+      .div(I80F48.fromI64(this.basePositionLots.mul(perpMarket.baseLotSize)));
+  }
+
+  public getBreakEvenPriceUi(perpMarket: PerpMarket): number {
     return perpMarket.priceNativeToUi(
-      -this.quoteRunningNative.toNumber() /
-        this.basePositionLots.mul(perpMarket.baseLotSize).toNumber(),
+      this.getBreakEvenPrice(perpMarket).toNumber(),
     );
   }