blockworks-foundation
/
mango-client-ts
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Add new token decimals, get token symbols from serum

This commit is contained in:
Riordan Panayides 2021-05-20 21:02:51 +01:00
parent 0f47d83101
commit 3e1130c0c4
1 changed files with 18 additions and 9 deletions
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27
src/client.ts
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@ -35,7 +35,14 @@ import {
uiToNative,
zeroKey,
} from './utils';
import { getFeeRates, getFeeTier, Market, OpenOrders, Orderbook } from '@project-serum/serum';
import {
getFeeRates,
getFeeTier,
Market,
OpenOrders,
Orderbook,
TOKEN_MINTS
} 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';
@ -52,12 +59,13 @@ import { TOKEN_PROGRAM_ID } from '@solana/spl-token';
export const tokenToDecimals = {
"BTC": 4,
"ETH": 3,
"SOL": 2,
"SRM": 2,
"USDT": 2,
"USDC": 2
"USDC": 2,
"WUSDT": 2,
}
export class MangoGroup {
publicKey: PublicKey;
@ -158,6 +166,9 @@ export class MangoGroup {
getUiTotalBorrow(tokenIndex: number): number {
return nativeToUi(this.totalBorrows[tokenIndex] * this.indexes[tokenIndex].borrow, this.mintDecimals[tokenIndex])
}
getTokenSymbol(tokenIndex: number): string {
return TOKEN_MINTS.find((m) => m.address.toString() === this.tokens[tokenIndex].toString())?.name || '';
}
}
export class MarginAccount {
@ -223,16 +234,14 @@ export class MarginAccount {
`${"Token".padEnd(5)} ${"Assets".padEnd(10)} ${"Deposits".padEnd(10)} ${"Borrows".padEnd(10)}`,
]
const tokenNames = ["BTC", "ETH", "USDT"] // TODO pull this from somewhere
for (let i = 0; i < mangoGroup.tokens.length; i++) {
const decimals = tokenToDecimals[tokenNames[i]]
const tokenSymbol = mangoGroup.getTokenSymbol(i)
const decimals = tokenToDecimals[tokenSymbol]
const assetStr = this.getAssets(mangoGroup)[i].toFixed(decimals).toString().padEnd(10)
const depositStr = this.getUiDeposit(mangoGroup, i).toFixed(decimals).toString().padEnd(10)
const borrowStr = this.getUiBorrow(mangoGroup, i).toFixed(decimals).toString().padEnd(10)
lines.push(
`${tokenNames[i].padEnd(5)} ${assetStr} ${depositStr} ${borrowStr}`
`${tokenSymbol.padEnd(5)} ${assetStr} ${depositStr} ${borrowStr}`
)
}