46 lines
1.6 KiB
TypeScript
46 lines
1.6 KiB
TypeScript
import { coins, makeCosmoshubPath } from "@cosmjs/amino";
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import { DirectSecp256k1HdWallet } from "@cosmjs/proto-signing";
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import {
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assertIsBroadcastTxSuccess,
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calculateFee,
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GasPrice,
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MsgSendEncodeObject,
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SigningStargateClient,
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} from "@cosmjs/stargate";
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// Wallet
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const mnemonic =
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"economy stock theory fatal elder harbor betray wasp final emotion task crumble siren bottom lizard educate guess current outdoor pair theory focus wife stone";
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const path = makeCosmoshubPath(3);
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const prefix = "cosmos";
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const wallet = await DirectSecp256k1HdWallet.fromMnemonic(mnemonic, { hdPaths: [path], prefix: prefix });
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const [account] = await wallet.getAccounts();
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console.log("Signer address:", account.address);
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// Network config
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const rpcEndpoint = "ws://localhost:26658";
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const gasPrice = GasPrice.fromString("0.025ucosm");
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// Setup client
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const client = await SigningStargateClient.connectWithSigner(rpcEndpoint, wallet);
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// Send transaction (using simulate)
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const recipient = "cosmos1xv9tklw7d82sezh9haa573wufgy59vmwe6xxe5";
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const amount = coins(1234567, "ucosm");
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const sendMsg: MsgSendEncodeObject = {
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typeUrl: "/cosmos.bank.v1beta1.MsgSend",
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value: {
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fromAddress: account.address,
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toAddress: recipient,
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amount: amount,
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},
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};
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const memo = "With simulate";
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const gasEstimation = await client.simulate(account.address, [sendMsg], memo);
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const fee = calculateFee(Math.floor(gasEstimation * 1.3), gasPrice);
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const result = await client.sendTokens(account.address, recipient, amount, fee, memo);
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assertIsBroadcastTxSuccess(result);
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console.log("Successfully broadcasted:", result);
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client.disconnect();
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