@kamino-finance/scope-sdk
Version:
Scope Oracle SDK
65 lines (60 loc) • 1.93 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 CreateMintMapArgs {
seedPk: Address
seedId: BN
bump: number
scopeChains: Array<Array<number>>
}
export interface CreateMintMapAccounts {
admin: TransactionSigner
configuration: Address
mappings: Address
systemProgram: Address
}
export const layout = borsh.struct([
borshAddress("seedPk"),
borsh.u64("seedId"),
borsh.u8("bump"),
borsh.vec(borsh.array(borsh.u16(), 4), "scopeChains"),
])
export function createMintMap(
args: CreateMintMapArgs,
accounts: CreateMintMapAccounts,
programAddress: Address = PROGRAM_ID
) {
const keys: Array<IAccountMeta | IAccountSignerMeta> = [
{ address: accounts.admin.address, role: 3, signer: accounts.admin },
{ address: accounts.configuration, role: 0 },
{ address: accounts.mappings, role: 1 },
{ address: accounts.systemProgram, role: 0 },
]
const identifier = Buffer.from([216, 218, 224, 60, 23, 31, 193, 243])
const buffer = Buffer.alloc(1000)
const len = layout.encode(
{
seedPk: args.seedPk,
seedId: args.seedId,
bump: args.bump,
scopeChains: args.scopeChains,
},
buffer
)
const data = Buffer.concat([identifier, buffer]).slice(0, 8 + len)
const ix: IInstruction = { accounts: keys, programAddress, data }
return ix
}