18-timestamps.jsligo

/**
 *  Chapter 18 : Timestamps
 *  https://academy.ligolang.org/js/chapter-timestamps
 *
 *  1- Transfer the purchase_price to the vendor_contract
 *  2- Don't forget to return your operation.
 *
 *  cli test command
 *    - incorrect source:
 *      `ligo run dry-run 18-transactions.jsligo -e main 'Pay({ item: 0 as nat, price: 10 as tez })' 'unit' --source "tz1KqTpEZ7Yob7QbPE4Hy4Wo8fHG8LhKxZSx" --amount 10`
 *    - incorrect amount:
 *      `ligo run dry-run 18-transactions.jsligo -e main 'Pay({ item: 0 as nat, price: 10 as tez })' 'unit' --source "tz1TGu6TN5GSez2ndXXeDX6LgUDvLzPLqgYV" --amount 2`
 *    - pass:
 *      `ligo run dry-run 18-transactions.jsligo -e main 'Pay({ item: 0 as nat, price: 10 as tez })' 'unit' --source "tz1TGu6TN5GSez2ndXXeDX6LgUDvLzPLqgYV" --amount 10`
 */

type mainAction = 
| ["GetEta"];

type storage = {
  eta: timestamp
};

type return_ = [list<operation>, storage];

const one_day: int = 86_400;

const getEta = (_store: storage): return_ => {
  const eta: timestamp = Tezos.get_now() + one_day * 6;
  return [list([]), { eta }];
};

const main = (action: mainAction, store: storage): return_ =>
  match (action, {
    GetEta: () => getEta(store),
  });