/* 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([118, 224, 10, 62, 196, 230, 184, 89])

export interface UpdateLendingMarketOwnerAccounts {
  lendingMarketOwnerCached: TransactionSigner
  lendingMarket: Address
  instructionSysvarAccount: Address
}

export function updateLendingMarketOwner(
  accounts: UpdateLendingMarketOwnerAccounts,
  remainingAccounts: Array<AccountMeta | AccountSignerMeta> = [],
  programAddress: Address = PROGRAM_ID
) {
  const keys: Array<AccountMeta | AccountSignerMeta> = [
    {
      address: accounts.lendingMarketOwnerCached.address,
      role: 2,
      signer: accounts.lendingMarketOwnerCached,
    },
    { address: accounts.lendingMarket, role: 1 },
    { address: accounts.instructionSysvarAccount, role: 0 },
    ...remainingAccounts,
  ]
  const data = DISCRIMINATOR
  const ix: Instruction = { accounts: keys, programAddress, data }
  return ix
}