create castVote.ts script

scripts/castVote.ts

@@ -0,0 +1,53 @@
+import { ethers } from "ethers";
+import "dotenv/config";
+import * as BallotJson from "../artifacts/contracts/CustomBallot.sol/CustomBallot.json";
+
+  if (process.argv.length < 2) {
+    throw new Error("Specify Ballot Address");
+  }
+  const ballotAddress = ethers.utils.getAddress(process.argv[2]);
+  if (process.argv.length < 3) {
+    throw new Error("Specify Proposal");
+  }
+  const proposalToVote = process.argv[3];
+
+  if (process.argv.length < 4) {
+    throw new Error("Specify Vote Amount");
+  }
+  const voteAmount = process.argv[4];
+
+function convertToNumber(bn: any) {
+  return Number(ethers.utils.formatEther(bn.toString()));
+}
+
+async function main() {
+  const deployerWallet =
+    process.env.MNEMONIC && process.env.MNEMONIC.length > 0
+      ? ethers.Wallet.fromMnemonic(process.env.MNEMONIC)
+      : new ethers.Wallet(process.env.PRIVATE_KEY!);
+
+  console.log(`Wallet connected to address: ${deployerWallet.address}`);
+
+  const provider = ethers.providers.getDefaultProvider("ropsten");
+  const signer = deployerWallet.connect(provider);
+
+  const ballotContract = new ethers.Contract(
+    ballotAddress,
+    BallotJson.abi,
+    signer
+  );
+
+  console.log("Ballot contract: %s", ballotContract.address);
+
+  const votingPower = await ballotContract.votingPower(); 
+  console.log(`You have ${votingPower} Voting Power.`);
+  console.log(`Casting ${voteAmount} votes to proposal ${proposalToVote}`);
+  const tx = await ballotContract.vote(proposalToVote, voteAmount, {gasLimit: 10000000,});
+  console.log("Awaiting confirmations");
+  await tx.wait();
+  console.log(`Voted! Transaction completed. Hash: ${tx.hash}`);
+}
+
+main().catch((error) => {
+  console.log(error);
+});