@kamino-finance/klend-sdk
Version:
Typescript SDK for interacting with the Kamino Lending (klend) protocol
61 lines (57 loc) • 2.03 kB
text/typescript
/* eslint-disable @typescript-eslint/no-unused-vars */
import {
Address,
isSome,
AccountMeta,
AccountSignerMeta,
Instruction,
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 const DISCRIMINATOR = Buffer.from([77, 79, 85, 150, 33, 217, 52, 106])
export interface InitVaultAccounts {
adminAuthority: TransactionSigner
vaultState: Address
baseVaultAuthority: Address
tokenVault: Address
baseTokenMint: Address
sharesMint: Address
adminTokenAccount: Address
systemProgram: Address
rent: Address
tokenProgram: Address
sharesTokenProgram: Address
}
export function initVault(
accounts: InitVaultAccounts,
remainingAccounts: Array<AccountMeta | AccountSignerMeta> = [],
programAddress: Address = PROGRAM_ID
) {
const keys: Array<AccountMeta | AccountSignerMeta> = [
{
address: accounts.adminAuthority.address,
role: 3,
signer: accounts.adminAuthority,
},
{ address: accounts.vaultState, role: 1 },
{ address: accounts.baseVaultAuthority, role: 0 },
{ address: accounts.tokenVault, role: 1 },
{ address: accounts.baseTokenMint, role: 0 },
{ address: accounts.sharesMint, role: 1 },
{ address: accounts.adminTokenAccount, role: 1 },
{ address: accounts.systemProgram, role: 0 },
{ address: accounts.rent, role: 0 },
{ address: accounts.tokenProgram, role: 0 },
{ address: accounts.sharesTokenProgram, role: 0 },
...remainingAccounts,
]
const data = DISCRIMINATOR
const ix: Instruction = { accounts: keys, programAddress, data }
return ix
}