Tx helper

Allows to easily perform common transaction operations.

Provided operations

1. Creates a transaction having the given msgs, signs it with the given Wallet and sends it to the blockchain. Optional parameters can be fee and broadcasting mode, that can be of type "sync", "async" or "block".

static Future<TransactionResult> createSignAndSendTx(
  List<StdMsg> msgs,
  Wallet wallet, {
  StdFee? fee,
  BroadcastingMode? mode,
    http.Client? client,
})

Usage examples

final info = NetworkInfo(
  bech32Hrp: 'did:com:',
  lcdUrl: 'http://localhost:1317',
);

final mnemonic = ['will', 'hard', ..., 'man'];
final wallet = Wallet.derive(mnemonic, info);

final deposit = StdCoin(denom: 'ucommercio', amount: '10');
final msgDeposit = MsgSend(
  fromAddress: wallet.bech32Address,
  toAddress: "did:com:14ttg3eyu88jda8udvxpwjl2pwxemh72w0grsau",
  amount: [deposit],
);

try {
  await TxHelper.createSignAndSendTx([msgDeposit], wallet);
} catch (error) {
  throw error;
}