@kamino-finance/kliquidity-sdk
Version:
Typescript SDK for interacting with the Kamino Liquidity (kliquidity) protocol
76 lines (71 loc) • 2.59 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 AddLiquidityOneSidePreciseArgs {
parameter: types.AddLiquiditySingleSidePreciseParameterFields
}
export interface AddLiquidityOneSidePreciseAccounts {
position: Address
lbPair: Address
binArrayBitmapExtension: Option<Address>
userToken: Address
reserve: Address
tokenMint: Address
binArrayLower: Address
binArrayUpper: Address
sender: TransactionSigner
tokenProgram: Address
eventAuthority: Address
program: Address
}
export const layout = borsh.struct([
types.AddLiquiditySingleSidePreciseParameter.layout("parameter"),
])
export function addLiquidityOneSidePrecise(
args: AddLiquidityOneSidePreciseArgs,
accounts: AddLiquidityOneSidePreciseAccounts,
programAddress: Address = PROGRAM_ID
) {
const keys: Array<IAccountMeta | IAccountSignerMeta> = [
{ address: accounts.position, role: 1 },
{ address: accounts.lbPair, role: 1 },
isSome(accounts.binArrayBitmapExtension)
? { address: accounts.binArrayBitmapExtension.value, role: 1 }
: { address: programAddress, role: 0 },
{ address: accounts.userToken, role: 1 },
{ address: accounts.reserve, role: 1 },
{ address: accounts.tokenMint, role: 0 },
{ address: accounts.binArrayLower, role: 1 },
{ address: accounts.binArrayUpper, role: 1 },
{ address: accounts.sender.address, role: 2, signer: accounts.sender },
{ address: accounts.tokenProgram, role: 0 },
{ address: accounts.eventAuthority, role: 0 },
{ address: accounts.program, role: 0 },
]
const identifier = Buffer.from([161, 194, 103, 84, 171, 71, 250, 154])
const buffer = Buffer.alloc(1000)
const len = layout.encode(
{
parameter: types.AddLiquiditySingleSidePreciseParameter.toEncodable(
args.parameter
),
},
buffer
)
const data = Buffer.concat([identifier, buffer]).slice(0, 8 + len)
const ix: IInstruction = { accounts: keys, programAddress, data }
return ix
}