From e1d09d7b043b6ef6028cda8baa3d441e7c87a86b Mon Sep 17 00:00:00 2001
From: Denis Fadeev <denis@fadeev.org>
Date: Fri, 13 Sep 2024 13:44:46 +0800
Subject: [PATCH] wip

---
 examples/hello/contracts/Revert.sol  | 21 +++++++++++++++++++
 examples/hello/tasks/deployRevert.ts | 31 ++++++++++++++++++++++++++++
 2 files changed, 52 insertions(+)
 create mode 100644 examples/hello/contracts/Revert.sol
 create mode 100644 examples/hello/tasks/deployRevert.ts

diff --git a/examples/hello/contracts/Revert.sol b/examples/hello/contracts/Revert.sol
new file mode 100644
index 00000000..aa0b821e
--- /dev/null
+++ b/examples/hello/contracts/Revert.sol
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: MIT
+pragma solidity 0.8.26;
+
+import {RevertContext} from "@zetachain/protocol-contracts/contracts/Revert.sol";
+
+contract Revert {
+    event RevertEvent(string, RevertContext);
+    event HelloEvent(string, string);
+
+    function hello(string memory message) external {
+        emit HelloEvent("Hello on EVM", message);
+    }
+
+    function onRevert(RevertContext calldata revertContext) external {
+        emit RevertEvent("Revert on EVM", revertContext);
+    }
+
+    receive() external payable {}
+
+    fallback() external payable {}
+}
diff --git a/examples/hello/tasks/deployRevert.ts b/examples/hello/tasks/deployRevert.ts
new file mode 100644
index 00000000..080808c7
--- /dev/null
+++ b/examples/hello/tasks/deployRevert.ts
@@ -0,0 +1,31 @@
+import { task, types } from "hardhat/config";
+import { HardhatRuntimeEnvironment } from "hardhat/types";
+
+const main = async (args: any, hre: HardhatRuntimeEnvironment) => {
+  const network = hre.network.name;
+
+  const [signer] = await hre.ethers.getSigners();
+  if (signer === undefined) {
+    throw new Error(
+      `Wallet not found. Please, run "npx hardhat account --save" or set PRIVATE_KEY env variable (for example, in a .env file)`
+    );
+  }
+
+  const factory = await hre.ethers.getContractFactory(args.name);
+  const contract = await (factory as any).deploy();
+  await contract.deployed();
+
+  if (args.json) {
+    console.log(JSON.stringify(contract));
+  } else {
+    console.log(`🔑 Using account: ${signer.address}
+
+🚀 Successfully deployed "${args.name}" contract on ${network}.
+📜 Contract address: ${contract.address}
+`);
+  }
+};
+
+task("deploy-revert", "Deploy the contract", main)
+  .addFlag("json", "Output in JSON")
+  .addOptionalParam("name", "Contract to deploy", "Revert");