@streamflow/timelock/tests/layout.js

SDK to interact with StreamFlow Finance's Timelock program on Solana.

// Layout generated for JavaScript applications interacting with Streamflow's Timelock program.
const BufferLayout = require("buffer-layout");
const { PublicKey } = require("@solana/web3.js");
const anchor = require("@project-serum/anchor");
const { BN } = anchor;

const LE = "le"; //little endian

const TokenStreamDataLayout = BufferLayout.struct([
  BufferLayout.blob(8, "magic"),
  BufferLayout.blob(8, "created_at"),
  BufferLayout.blob(8, "withdrawn_amount"),
  BufferLayout.blob(8, "canceled_at"),
  BufferLayout.blob(8, "cancellable_at"),
  BufferLayout.blob(8, "last_withdrawn_at"),
  BufferLayout.blob(32, "sender"),
  BufferLayout.blob(32, "sender_tokens"),
  BufferLayout.blob(32, "recipient"),
  BufferLayout.blob(32, "recipient_tokens"),
  BufferLayout.blob(32, "mint"),
  BufferLayout.blob(32, "escrow_tokens"),
  BufferLayout.blob(8, "start_time"),
  BufferLayout.blob(8, "end_time"),
  BufferLayout.blob(8, "deposited_amount"),
  BufferLayout.blob(8, "total_amount"),
  BufferLayout.blob(8, "period"),
  BufferLayout.blob(8, "cliff"),
  BufferLayout.blob(8, "cliff_amount"),
  BufferLayout.blob(1, "is_cancelable_by_sender"),
  BufferLayout.blob(1, "is_cancelable_by_recipient"),
  BufferLayout.blob(1, "is_withdrawal_public"),
  BufferLayout.blob(1, "is_transferable"),
  BufferLayout.blob(4, "padding"),
]);

function decode_token_stream_data(buf) {
  let raw = TokenStreamDataLayout.decode(buf);
  return {
    magic: new BN(raw.magic, LE),
    created_at: new BN(raw.created_at, LE),
    withdrawn_amount: new BN(raw.withdrawn_amount, LE),
    canceled_at: new BN(raw.canceled_at, LE),
    cancellable_at: new BN(raw.cancellable_at, LE),
    last_withdrawn_at: new BN(raw.last_withdrawn_at, LE),
    sender: new PublicKey(raw.sender),
    sender_tokens: new PublicKey(raw.sender_tokens),
    recipient: new PublicKey(raw.recipient),
    recipient_tokens: new PublicKey(raw.recipient_tokens),
    mint: new PublicKey(raw.mint),
    escrow_tokens: new PublicKey(raw.escrow_tokens),
    start_time: new BN(raw.start_time, LE),
    end_time: new BN(raw.end_time, LE),
    deposited_amount: new BN(raw.deposited_amount, LE),
    total_amount: new BN(raw.total_amount, LE),
    period: new BN(raw.period, LE),
    cliff: new BN(raw.cliff, LE),
    cliff_amount: new BN(raw.cliff_amount, LE),
    is_cancelable_by_sender: Boolean(raw.is_cancelable_by_sender.readUInt8()),
    is_cancelable_by_recipient: Boolean(
      raw.is_cancelable_by_recipient.readUInt8()
    ),
    is_withdrawal_public: Boolean(raw.is_withdrawal_public.readUInt8()),
    is_transferable: Boolean(raw.is_transferable.readUInt8()),
  };
}

// interface TokenStreamData {
//   magic: BN;
//   created_at: BN;
//   withdrawn_amount: BN;
//   canceled_at: BN;
//   cancellable_at: BN;
//   last_withdrawn_at: BN;
//   sender: PublicKey;
//   sender_tokens: PublicKey;
//   recipient: PublicKey;
//   recipient_tokens: PublicKey;
//   mint: PublicKey;
//   escrow_tokens: PublicKey;
//   start_time: BN;
//   end_time: BN;
//   deposited_amount: BN;
//   total_amount: BN;
//   period: BN;
//   cliff: BN;
//   cliff_amount: BN;
//   is_cancelable_by_sender: boolean;
//   is_cancelable_by_recipient: boolean;
//   is_withdrawal_public: boolean;
//   is_transferable: boolean;
//
// }

exports.decode = decode_token_stream_data;