@kamino-finance/kliquidity-sdk/src/meteora_client/instructions/withdrawIneligibleReward.ts

Typescript SDK for interacting with the Kamino Liquidity (kliquidity) protocol

import { TransactionInstruction, PublicKey, AccountMeta } from "@solana/web3.js" // eslint-disable-line @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 * as types from "../types" // eslint-disable-line @typescript-eslint/no-unused-vars
import { PROGRAM_ID } from "../programId"

export interface WithdrawIneligibleRewardArgs {
  rewardIndex: BN
}

export interface WithdrawIneligibleRewardAccounts {
  lbPair: PublicKey
  rewardVault: PublicKey
  rewardMint: PublicKey
  funderTokenAccount: PublicKey
  funder: PublicKey
  binArray: PublicKey
  tokenProgram: PublicKey
  eventAuthority: PublicKey
  program: PublicKey
}

export const layout = borsh.struct([borsh.u64("rewardIndex")])

export function withdrawIneligibleReward(
  args: WithdrawIneligibleRewardArgs,
  accounts: WithdrawIneligibleRewardAccounts,
  programId: PublicKey = PROGRAM_ID
) {
  const keys: Array<AccountMeta> = [
    { pubkey: accounts.lbPair, isSigner: false, isWritable: true },
    { pubkey: accounts.rewardVault, isSigner: false, isWritable: true },
    { pubkey: accounts.rewardMint, isSigner: false, isWritable: false },
    { pubkey: accounts.funderTokenAccount, isSigner: false, isWritable: true },
    { pubkey: accounts.funder, isSigner: true, isWritable: false },
    { pubkey: accounts.binArray, isSigner: false, isWritable: true },
    { pubkey: accounts.tokenProgram, isSigner: false, isWritable: false },
    { pubkey: accounts.eventAuthority, isSigner: false, isWritable: false },
    { pubkey: accounts.program, isSigner: false, isWritable: false },
  ]
  const identifier = Buffer.from([148, 206, 42, 195, 247, 49, 103, 8])
  const buffer = Buffer.alloc(1000)
  const len = layout.encode(
    {
      rewardIndex: args.rewardIndex,
    },
    buffer
  )
  const data = Buffer.concat([identifier, buffer]).slice(0, 8 + len)
  const ix = new TransactionInstruction({ keys, programId, data })
  return ix
}