Add whitelist task, use

Owner Wallet address:  0xc783df8a850f42e7F7e57013759C285caa701eB6
Looping until connection to network is made
Connected to network for new holders

Author: ChristianBorst

hardhat-tasks/whitelistHolder.ts

@@ -0,0 +1,72 @@
+import { LiquidInfrastructureERC20 } from "../typechain-types";
+import { exit } from "process";
+
+// const WxDAI_address = "0xe91D153E0b41518A2Ce8Dd3D7944Fa863463a97d";
+// const LiquidNFTExpectedAddress = "0x59ae6Db6e90488D645Cf0796a79C3A47b6B56ef5";
+// const LiquidERC20ExpectedAddress = "0x8c4460023f9a1c7f97c2bB96b4143a37af5EDA0f";
+
+export async function whitelistHolder(
+  hre: any,
+  contract: string,
+  toApprove: string
+) {
+  const ethers = hre.ethers;
+  var startTime = new Date();
+  const signers = await ethers.getSigners();
+  let wallet = signers[0];
+  console.log("Owner Wallet address: ", wallet.address);
+
+  var success = false;
+  while (!success) {
+    console.log("Looping until connection to network is made");
+    var present = new Date();
+    var timeDiff: number = present.getTime() - startTime.getTime();
+    timeDiff = timeDiff / 1000;
+    try {
+      const number = await ethers.provider.getBlockNumber();
+      success = true;
+    } catch (e) {
+      console.log("Ethereum RPC error, trying again");
+    }
+
+    if (timeDiff > 600) {
+      console.log(
+        "Could not contact Ethereum RPC after 10 minutes, check the URL!"
+      );
+      exit(1);
+    }
+    await sleep(1000);
+  }
+  console.log("Connected to network");
+
+  let liquidERC20: LiquidInfrastructureERC20;
+
+  let liquidERC20Address;
+  let lerc20Factory = await ethers.getContractFactory(
+    "LiquidInfrastructureERC20"
+  );
+
+  let lerc20 = lerc20Factory.attach(
+    contract
+  ) as unknown as LiquidInfrastructureERC20;
+
+  liquidERC20 = lerc20;
+  liquidERC20Address = await liquidERC20.getAddress();
+  console.log(
+    "LiquidInfrastructureERC20 found at Address - ",
+    liquidERC20Address
+  );
+
+  if (!(await liquidERC20.isApprovedHolder(toApprove))) {
+    console.log("Approving holder %s", toApprove);
+    let receipt = await (await liquidERC20.approveHolder(toApprove)).wait();
+    console.assert(receipt?.blockNumber != null);
+  }
+  let totalSupply = await liquidERC20.totalSupply();
+  console.log("Total Supply: ", totalSupply.toString());
+
+  exit(0);
+}
+function sleep(ms: number) {
+  return new Promise((resolve) => setTimeout(resolve, ms));
+}

hardhat.config.ts

@@ -7,6 +7,7 @@ import deployERC20 from "./hardhat-tasks/deployERC20";
 import migrateERC20 from "./hardhat-tasks/migrateERC20";
 import { json } from "hardhat/internal/core/params/argumentTypes";
 import "@nomicfoundation/hardhat-verify";
+import { whitelistHolder } from "./hardhat-tasks/whitelistHolder";
 
 // The following are set using `npx hardhat vars set <KEY>` and then the value is a prompt for a secret.
 // I provide a default value so that the call does not fail for regular hardhat network usage
@@ -63,6 +64,12 @@ task("deployERC20", "Deploy a LiquidInfrastructureERC20 token")
       args.multiclaimAddress
     );
   });
+task("whitelistHolder", "Approves a holder for a LiquidERC20 token")
+  .addPositionalParam("contract")
+  .addPositionalParam("toApprove")
+  .setAction(async (taskArgs, hre) => {
+    await whitelistHolder(hre, taskArgs["contract"], taskArgs["toApprove"]);
+  });
 
 task(
   "migrateERC20",

tsconfig.json

@@ -17,7 +17,7 @@
     "./src",
     "./test",
     "./scripts"
-, "hardhat-tasks/mint.ts"  ],
+, "hardhat-tasks/mint.ts", "hardhat-tasks/whitelistHolder.ts"  ],
   "files": [
     "./hardhat.config.ts"
   ]