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@kamino-finance/scope-sdk

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/* eslint-disable @typescript-eslint/no-unused-vars */ import { address, Address, fetchEncodedAccount, fetchEncodedAccounts, GetAccountInfoApi, GetMultipleAccountsApi, Rpc, } 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 TermsSignatureFields { signature: Array<number> } export interface TermsSignatureJSON { signature: Array<number> } export class TermsSignature { readonly signature: Array<number> static readonly discriminator = Buffer.from([ 197, 173, 136, 91, 182, 49, 113, 19, ]) static readonly layout = borsh.struct<TermsSignature>([ borsh.array(borsh.u8(), 64, "signature"), ]) constructor(fields: TermsSignatureFields) { this.signature = fields.signature } static async fetch( rpc: Rpc<GetAccountInfoApi>, address: Address, programId: Address = PROGRAM_ID ): Promise<TermsSignature | null> { const info = await fetchEncodedAccount(rpc, address) if (!info.exists) { return null } if (info.programAddress !== programId) { throw new Error("account doesn't belong to this program") } return this.decode(Buffer.from(info.data)) } static async fetchMultiple( rpc: Rpc<GetMultipleAccountsApi>, addresses: Address[], programId: Address = PROGRAM_ID ): Promise<Array<TermsSignature | null>> { const infos = await fetchEncodedAccounts(rpc, addresses) return infos.map((info) => { if (!info.exists) { return null } if (info.programAddress !== programId) { throw new Error("account doesn't belong to this program") } return this.decode(Buffer.from(info.data)) }) } static decode(data: Buffer): TermsSignature { if (!data.slice(0, 8).equals(TermsSignature.discriminator)) { throw new Error("invalid account discriminator") } const dec = TermsSignature.layout.decode(data.slice(8)) return new TermsSignature({ signature: dec.signature, }) } toJSON(): TermsSignatureJSON { return { signature: this.signature, } } static fromJSON(obj: TermsSignatureJSON): TermsSignature { return new TermsSignature({ signature: obj.signature, }) } }