Class Contract

Defines a smart contract on NEAR including the change (mutable) and view (non-mutable) methods

See

https://docs.near.org/tools/near-api-js/quick-reference#contract

Example

import { Contract } from 'near-api-js';

async function contractExample() {
  const methodOptions = {
    viewMethods: ['getMessageByAccountId'],
    changeMethods: ['addMessage']
  };
  const contract = new Contract(
    wallet.account(),
    'contract-id.testnet',
    methodOptions
  );

  // use a contract view method
  const messages = await contract.getMessages({
    accountId: 'example-account.testnet'
  });

  // use a contract change method
  await contract.addMessage({
     meta: 'some info',
     callbackUrl: 'https://example.com/callback',
     args: { text: 'my message' },
     amount: 1
  })
}
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