@kamino-finance/kliquidity-sdk
Version:
Typescript SDK for interacting with the Kamino Liquidity (kliquidity) protocol
120 lines (115 loc) • 3.97 kB
text/typescript
/* eslint-disable @typescript-eslint/no-unused-vars */
import {
Address,
isSome,
IAccountMeta,
IAccountSignerMeta,
IInstruction,
Option,
TransactionSigner,
} from "@solana/kit"
/* eslint-enable @typescript-eslint/no-unused-vars */
import BN from "bn.js" // eslint-disable-line @typescript-eslint/no-unused-vars
import * as borsh from "@coral-xyz/borsh" // eslint-disable-line @typescript-eslint/no-unused-vars
import { borshAddress } from "../utils" // eslint-disable-line @typescript-eslint/no-unused-vars
import * as types from "../types" // eslint-disable-line @typescript-eslint/no-unused-vars
import { PROGRAM_ID } from "../programId"
export interface OpenPositionV2Args {
tickLowerIndex: number
tickUpperIndex: number
tickArrayLowerStartIndex: number
tickArrayUpperStartIndex: number
liquidity: BN
amount0Max: BN
amount1Max: BN
withMatedata: boolean
baseFlag: boolean | null
}
export interface OpenPositionV2Accounts {
payer: TransactionSigner
positionNftOwner: Address
positionNftMint: TransactionSigner
positionNftAccount: Address
metadataAccount: Address
poolState: Address
protocolPosition: Address
tickArrayLower: Address
tickArrayUpper: Address
personalPosition: Address
tokenAccount0: Address
tokenAccount1: Address
tokenVault0: Address
tokenVault1: Address
rent: Address
systemProgram: Address
tokenProgram: Address
associatedTokenProgram: Address
metadataProgram: Address
tokenProgram2022: Address
vault0Mint: Address
vault1Mint: Address
}
export const layout = borsh.struct([
borsh.i32("tickLowerIndex"),
borsh.i32("tickUpperIndex"),
borsh.i32("tickArrayLowerStartIndex"),
borsh.i32("tickArrayUpperStartIndex"),
borsh.u128("liquidity"),
borsh.u64("amount0Max"),
borsh.u64("amount1Max"),
borsh.bool("withMatedata"),
borsh.option(borsh.bool(), "baseFlag"),
])
export function openPositionV2(
args: OpenPositionV2Args,
accounts: OpenPositionV2Accounts,
programAddress: Address = PROGRAM_ID
) {
const keys: Array<IAccountMeta | IAccountSignerMeta> = [
{ address: accounts.payer.address, role: 3, signer: accounts.payer },
{ address: accounts.positionNftOwner, role: 0 },
{
address: accounts.positionNftMint.address,
role: 3,
signer: accounts.positionNftMint,
},
{ address: accounts.positionNftAccount, role: 1 },
{ address: accounts.metadataAccount, role: 1 },
{ address: accounts.poolState, role: 1 },
{ address: accounts.protocolPosition, role: 1 },
{ address: accounts.tickArrayLower, role: 1 },
{ address: accounts.tickArrayUpper, role: 1 },
{ address: accounts.personalPosition, role: 1 },
{ address: accounts.tokenAccount0, role: 1 },
{ address: accounts.tokenAccount1, role: 1 },
{ address: accounts.tokenVault0, role: 1 },
{ address: accounts.tokenVault1, role: 1 },
{ address: accounts.rent, role: 0 },
{ address: accounts.systemProgram, role: 0 },
{ address: accounts.tokenProgram, role: 0 },
{ address: accounts.associatedTokenProgram, role: 0 },
{ address: accounts.metadataProgram, role: 0 },
{ address: accounts.tokenProgram2022, role: 0 },
{ address: accounts.vault0Mint, role: 0 },
{ address: accounts.vault1Mint, role: 0 },
]
const identifier = Buffer.from([77, 184, 74, 214, 112, 86, 241, 199])
const buffer = Buffer.alloc(1000)
const len = layout.encode(
{
tickLowerIndex: args.tickLowerIndex,
tickUpperIndex: args.tickUpperIndex,
tickArrayLowerStartIndex: args.tickArrayLowerStartIndex,
tickArrayUpperStartIndex: args.tickArrayUpperStartIndex,
liquidity: args.liquidity,
amount0Max: args.amount0Max,
amount1Max: args.amount1Max,
withMatedata: args.withMatedata,
baseFlag: args.baseFlag,
},
buffer
)
const data = Buffer.concat([identifier, buffer]).slice(0, 8 + len)
const ix: IInstruction = { accounts: keys, programAddress, data }
return ix
}