128 lines
3.8 KiB
JavaScript
Executable File
128 lines
3.8 KiB
JavaScript
Executable File
#!/usr/bin/env node
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/* eslint-disable @typescript-eslint/camelcase */
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const { Encoding } = require("@iov/encoding");
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const {
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encodeSecp256k1Signature,
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makeSignBytes,
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marshalTx,
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logs,
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RestClient,
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Secp256k1Pen,
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} = require("@cosmwasm/sdk");
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const fs = require("fs");
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const httpUrl = "http://localhost:1317";
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const networkId = "testing";
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const defaultFee = {
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amount: [
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{
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amount: "5000",
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denom: "ucosm",
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},
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],
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gas: "1000000", // one million
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};
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const faucetMnemonic =
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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 faucetAddress = "cosmos1pkptre7fdkl6gfrzlesjjvhxhlc3r4gmmk8rs6";
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const unusedAccount = "cosmos1cjsxept9rkggzxztslae9ndgpdyt2408lk850u";
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async function uploadContract(client, pen, wasm) {
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const memo = "Upload ERC20 contract";
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const storeCodeMsg = {
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type: "wasm/store-code",
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value: {
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sender: faucetAddress,
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wasm_byte_code: Encoding.toBase64(wasm),
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source: "",
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builder: "",
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},
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};
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const account = (await client.authAccounts(faucetAddress)).result.value;
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const signBytes = makeSignBytes([storeCodeMsg], defaultFee, networkId, memo, account);
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const signature = encodeSecp256k1Signature(pen.pubkey, await pen.createSignature(signBytes));
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const signedTx = {
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msg: [storeCodeMsg],
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fee: defaultFee,
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memo: memo,
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signatures: [signature],
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};
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return client.postTx(marshalTx(signedTx));
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}
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async function instantiateContract(client, pen, codeId, msg, transferAmount) {
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const memo = "Create an ERC20 instance";
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const instantiateContractMsg = {
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type: "wasm/instantiate",
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value: {
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sender: faucetAddress,
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code_id: codeId.toString(),
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init_msg: msg,
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init_funds: transferAmount || [],
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},
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};
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const account = (await client.authAccounts(faucetAddress)).result.value;
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const signBytes = makeSignBytes([instantiateContractMsg], defaultFee, networkId, memo, account);
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const signature = encodeSecp256k1Signature(pen.pubkey, await pen.createSignature(signBytes));
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const signedTx = {
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msg: [instantiateContractMsg],
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fee: defaultFee,
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memo: memo,
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signatures: [signature],
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};
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return client.postTx(marshalTx(signedTx));
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}
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async function main() {
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const pen = await Secp256k1Pen.fromMnemonic(faucetMnemonic);
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const client = new RestClient(httpUrl);
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const wasm = fs.readFileSync(__dirname + "/contracts/cw-erc20.wasm");
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const uploadResult = await uploadContract(client, pen, wasm);
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if (uploadResult.code) {
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throw new Error(`Uploading failed with code: ${uploadResult.code}; log: '${uploadResult.raw_log}'`);
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}
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const codeIdAttr = logs.findAttribute(logs.parseLogs(uploadResult.logs), "message", "code_id");
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const codeId = Number.parseInt(codeIdAttr.value, 10);
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console.info(`Upload succeeded. Code ID is ${codeId}`);
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const initMsg = {
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decimals: 5,
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name: "Ash token",
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symbol: "ASH",
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initial_balances: [
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{
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address: faucetAddress,
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amount: "11",
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},
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{
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address: unusedAccount,
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amount: "12812345",
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},
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],
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};
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const instantiationResult = await instantiateContract(client, pen, codeId, initMsg);
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if (instantiationResult.code) {
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throw new Error(
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`Instantiation failed with code: ${instantiationResult.code}; log: '${instantiationResult.raw_log}'`,
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);
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}
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const instantiationLogs = logs.parseLogs(instantiationResult.logs);
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const contractAddress = logs.findAttribute(instantiationLogs, "message", "contract_address").value;
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console.info(`Contract instantiated at ${contractAddress}`);
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}
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main().then(
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() => {
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console.info("All done, let the coins flow.");
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process.exit(0);
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},
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error => {
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console.error(error);
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process.exit(1);
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},
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);
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