UNPKG

@kamino-finance/klend-sdk

Version:

Typescript SDK for interacting with the Kamino Lending (klend) protocol

60 lines (55 loc) 1.94 kB
/* 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 BufferRelayerOpenRoundArgs { params: types.BufferRelayerOpenRoundParamsFields } export interface BufferRelayerOpenRoundAccounts { bufferRelayer: Address oracleQueue: Address dataBuffer: Address permission: Address escrow: Address programState: Address } export const layout = borsh.struct([ types.BufferRelayerOpenRoundParams.layout("params"), ]) export function bufferRelayerOpenRound( args: BufferRelayerOpenRoundArgs, accounts: BufferRelayerOpenRoundAccounts, programAddress: Address = PROGRAM_ID ) { const keys: Array<IAccountMeta | IAccountSignerMeta> = [ { address: accounts.bufferRelayer, role: 1 }, { address: accounts.oracleQueue, role: 1 }, { address: accounts.dataBuffer, role: 1 }, { address: accounts.permission, role: 1 }, { address: accounts.escrow, role: 1 }, { address: accounts.programState, role: 0 }, ] const identifier = Buffer.from([192, 42, 231, 189, 35, 172, 51, 9]) const buffer = Buffer.alloc(1000) const len = layout.encode( { params: types.BufferRelayerOpenRoundParams.toEncodable(args.params), }, buffer ) const data = Buffer.concat([identifier, buffer]).slice(0, 8 + len) const ix: IInstruction = { accounts: keys, programAddress, data } return ix }