40 lines
1.5 KiB
TypeScript
40 lines
1.5 KiB
TypeScript
import * as borsh from "@project-serum/borsh" // eslint-disable-line @typescript-eslint/no-unused-vars
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import { PublicKey, TransactionInstruction } from "@solana/web3.js" // eslint-disable-line @typescript-eslint/no-unused-vars
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import { PROGRAM_ID } from "../programId"
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import * as types from "../types" // eslint-disable-line @typescript-eslint/no-unused-vars
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export interface InitStateArgs {
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params: types.InitStateParamsFields
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}
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export interface InitStateAccounts {
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state: PublicKey
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authority: PublicKey
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payer: PublicKey
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vrf: PublicKey
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systemProgram: PublicKey
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}
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export const layout = borsh.struct([types.InitStateParams.layout("params")])
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export function initState(args: InitStateArgs, accounts: InitStateAccounts) {
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const keys = [
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{ pubkey: accounts.state, isSigner: false, isWritable: true },
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{ pubkey: accounts.authority, isSigner: false, isWritable: false },
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{ pubkey: accounts.payer, isSigner: true, isWritable: true },
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{ pubkey: accounts.vrf, isSigner: false, isWritable: false },
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{ pubkey: accounts.systemProgram, isSigner: false, isWritable: false },
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]
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const identifier = Buffer.from([124, 213, 73, 136, 80, 37, 141, 54])
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const buffer = Buffer.alloc(1000)
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const len = layout.encode(
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{
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params: types.InitStateParams.toEncodable(args.params),
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},
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buffer
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)
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const data = Buffer.concat([identifier, buffer]).slice(0, 8 + len)
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const ix = new TransactionInstruction({ keys, programId: PROGRAM_ID, data })
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return ix
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}
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