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@kamino-finance/kliquidity-sdk

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

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/* 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 InitializePositionPdaArgs { lowerBinId: number width: number } export interface InitializePositionPdaAccounts { payer: TransactionSigner base: TransactionSigner position: Address lbPair: Address /** owner */ owner: TransactionSigner systemProgram: Address rent: Address eventAuthority: Address program: Address } export const layout = borsh.struct([ borsh.i32("lowerBinId"), borsh.i32("width"), ]) export function initializePositionPda( args: InitializePositionPdaArgs, accounts: InitializePositionPdaAccounts, programAddress: Address = PROGRAM_ID ) { const keys: Array<IAccountMeta | IAccountSignerMeta> = [ { address: accounts.payer.address, role: 3, signer: accounts.payer }, { address: accounts.base.address, role: 2, signer: accounts.base }, { address: accounts.position, role: 1 }, { address: accounts.lbPair, role: 0 }, { address: accounts.owner.address, role: 2, signer: accounts.owner }, { address: accounts.systemProgram, role: 0 }, { address: accounts.rent, role: 0 }, { address: accounts.eventAuthority, role: 0 }, { address: accounts.program, role: 0 }, ] const identifier = Buffer.from([46, 82, 125, 146, 85, 141, 228, 153]) const buffer = Buffer.alloc(1000) const len = layout.encode( { lowerBinId: args.lowerBinId, width: args.width, }, buffer ) const data = Buffer.concat([identifier, buffer]).slice(0, 8 + len) const ix: IInstruction = { accounts: keys, programAddress, data } return ix }