@kamino-finance/kliquidity-sdk
Version:
Typescript SDK for interacting with the Kamino Liquidity (kliquidity) protocol
66 lines (61 loc) • 2.09 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 WithdrawProtocolFeeArgs {
amountX: BN
amountY: BN
}
export interface WithdrawProtocolFeeAccounts {
lbPair: Address
reserveX: Address
reserveY: Address
tokenXMint: Address
tokenYMint: Address
receiverTokenX: Address
receiverTokenY: Address
tokenXProgram: Address
tokenYProgram: Address
}
export const layout = borsh.struct([borsh.u64("amountX"), borsh.u64("amountY")])
export function withdrawProtocolFee(
args: WithdrawProtocolFeeArgs,
accounts: WithdrawProtocolFeeAccounts,
programAddress: Address = PROGRAM_ID
) {
const keys: Array<IAccountMeta | IAccountSignerMeta> = [
{ address: accounts.lbPair, role: 1 },
{ address: accounts.reserveX, role: 1 },
{ address: accounts.reserveY, role: 1 },
{ address: accounts.tokenXMint, role: 0 },
{ address: accounts.tokenYMint, role: 0 },
{ address: accounts.receiverTokenX, role: 1 },
{ address: accounts.receiverTokenY, role: 1 },
{ address: accounts.tokenXProgram, role: 0 },
{ address: accounts.tokenYProgram, role: 0 },
]
const identifier = Buffer.from([158, 201, 158, 189, 33, 93, 162, 103])
const buffer = Buffer.alloc(1000)
const len = layout.encode(
{
amountX: args.amountX,
amountY: args.amountY,
},
buffer
)
const data = Buffer.concat([identifier, buffer]).slice(0, 8 + len)
const ix: IInstruction = { accounts: keys, programAddress, data }
return ix
}