From 64530b91f9298bcbb07a6db87fd41e338ec432e8 Mon Sep 17 00:00:00 2001
From: Gregory Hill <gregorydhill@outlook.com>
Date: Thu, 1 May 2025 11:07:20 +0100
Subject: [PATCH] feat: add script to deploy standard erc20

Signed-off-by: Gregory Hill <gregorydhill@outlook.com>
---
 contracts/foundry.toml           |  5 +--
 contracts/script/BridgeERC20.sol | 40 ++++++++++++++++++++++++
 contracts/script/DeployERC20.sol | 52 ++++++++++++++++++++++++++++++++
 3 files changed, 95 insertions(+), 2 deletions(-)
 create mode 100644 contracts/script/BridgeERC20.sol
 create mode 100644 contracts/script/DeployERC20.sol

diff --git a/contracts/foundry.toml b/contracts/foundry.toml
index 0a24a1be8..8b15e13e6 100644
--- a/contracts/foundry.toml
+++ b/contracts/foundry.toml
@@ -26,5 +26,6 @@ test = "src"
 # `viaIR` flag needs to enabled since `Lightrelay.t.sol` requires it
 via_ir = true
 
-# See more config options https://github.com/foundry-rs/foundry/blob/master/crates/config/README.md#all-options
-
+[rpc_endpoints]
+bob = "https://rpc.gobob.xyz"
+eth = "https://eth.llamarpc.com"
diff --git a/contracts/script/BridgeERC20.sol b/contracts/script/BridgeERC20.sol
new file mode 100644
index 000000000..c3488f14a
--- /dev/null
+++ b/contracts/script/BridgeERC20.sol
@@ -0,0 +1,40 @@
+// SPDX-License-Identifier: UNLICENSED
+pragma solidity ^0.8.13;
+
+import {Script, console2} from "forge-std/Script.sol";
+import {IERC20Metadata} from "@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol";
+import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol";
+
+// https://github.com/ethereum-optimism/optimism/blob/4465688458251351b048c6f0d5cf9e2dd14bd515/packages/contracts-bedrock/interfaces/universal/IStandardBridge.sol#L31
+interface IStandardBridge {
+    function bridgeERC20(
+        address _localToken,
+        address _remoteToken,
+        uint256 _amount,
+        uint32 _minGasLimit,
+        bytes memory _extraData
+    ) external;
+}
+
+contract BridgeERC20 is Script {
+    address constant L1_STANDARD_BRIDGE =
+        0x3F6cE1b36e5120BBc59D0cFe8A5aC8b6464ac1f7;
+
+    function run() public {
+        vm.startBroadcast();
+
+        address l1_token = vm.envAddress("L1_TOKEN");
+        address l2_token = vm.envAddress("L2_TOKEN");
+        uint amount = 100;
+        IERC20(l1_token).approve(L1_STANDARD_BRIDGE, amount);
+        IStandardBridge(L1_STANDARD_BRIDGE).bridgeERC20(
+            l1_token,
+            l2_token,
+            amount,
+            200000,
+            ""
+        );
+
+        vm.stopBroadcast();
+    }
+}
diff --git a/contracts/script/DeployERC20.sol b/contracts/script/DeployERC20.sol
new file mode 100644
index 000000000..429a56c8f
--- /dev/null
+++ b/contracts/script/DeployERC20.sol
@@ -0,0 +1,52 @@
+// SPDX-License-Identifier: UNLICENSED
+pragma solidity ^0.8.13;
+
+import {Script, console2} from "forge-std/Script.sol";
+import {IERC20Metadata} from "@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol";
+import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol";
+
+// https://github.com/ethereum-optimism/optimism/blob/327f972191d858181e9cbfc03a15fcd2f4604be4/packages/contracts-bedrock/src/universal/OptimismMintableERC20Factory.sol#L19
+interface IOptimismERC20Factory {
+    function createOptimismMintableERC20WithDecimals(
+        address _remoteToken,
+        string memory _name,
+        string memory _symbol,
+        uint8 _decimals
+    ) external returns (address);
+}
+
+contract DeployERC20 is Script {
+    function run() public {
+        IERC20Metadata l1_token = IERC20Metadata(vm.envAddress("L1_TOKEN"));
+        console2.log("L1 Token:", address(l1_token));
+
+        vm.createSelectFork(vm.rpcUrl("eth"));
+
+        string memory name = l1_token.name();
+        string memory symbol = l1_token.symbol();
+        uint8 decimals = l1_token.decimals();
+
+        IOptimismERC20Factory factory = IOptimismERC20Factory(
+            0x4200000000000000000000000000000000000012
+        );
+
+        console2.log("Name:", name);
+        console2.log("Symbol:", symbol);
+        console2.log("Decimals:", decimals);
+
+        vm.createSelectFork(vm.rpcUrl("bob"));
+
+        vm.startBroadcast();
+
+        address l2_token = factory.createOptimismMintableERC20WithDecimals(
+            address(l1_token),
+            name,
+            symbol,
+            decimals
+        );
+
+        vm.stopBroadcast();
+
+        console2.log("L2 Token:", address(l2_token));
+    }
+}