From e46326eba85414a1a08a2bf5474d3b08ff0e7ead Mon Sep 17 00:00:00 2001
From: picodes <picodes@angle.money>
Date: Tue, 26 Mar 2024 19:04:08 +0100
Subject: [PATCH] fix: radiant PoC

---
 contracts/coupons/RadiantCoupon.sol | 46 +++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 contracts/coupons/RadiantCoupon.sol

diff --git a/contracts/coupons/RadiantCoupon.sol b/contracts/coupons/RadiantCoupon.sol
new file mode 100644
index 0000000..6dc3432
--- /dev/null
+++ b/contracts/coupons/RadiantCoupon.sol
@@ -0,0 +1,46 @@
+// SPDX-License-Identifier: BUSL-1.1
+
+pragma solidity ^0.8.17;
+
+import { ERC20Upgradeable } from "@openzeppelin/contracts-upgradeable/token/ERC20/ERC20Upgradeable.sol";
+import { SafeERC20 } from "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
+import { IERC20 } from "@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol";
+
+import "../utils/UUPSHelper.sol";
+
+contract RadiantCoupon is UUPSHelper, ERC20Upgradeable {
+    using SafeERC20 for IERC20;
+
+    /// @notice `Core` contract handling access control
+    ICore public core;
+
+    function initialize() public initializer {
+        __ERC20_init("RadiantCoupon", "cpRDNT");
+        __UUPSUpgradeable_init();
+    }
+
+    function _beforeTokenTransfer(address from, address to, uint256 amount) internal override {
+        // Needs an approval before hand, this is how mints are done
+        if (to == address(DISTRIBUTOR)) {
+            IERC20(RADIANT).safeTransferFrom(from, address(this), amount);
+            _mint(from, amount); // These are then transfered to the distributor
+        }
+        if (to == address(FEE_MANAGER)) {
+            IERC20(RADIANT).safeTransferFrom(from, address(FEE_MANAGER), amount);
+            _mint(from, amount); // These are then transferred to the fee manager
+        }
+    }
+
+    function _afterTokenTransfer(address from, address to, uint256 amount) internal override {
+        if (to == address(FEE_MANAGER)) {
+            _burn(to, amount); // To avoid having any token aside from on the distributor
+        }
+        if (from == address(DISTRIBUTOR)) {
+            _burn(to, amount);
+            // HERE CALL THE VESTING CONTRACT TO STAKE ON BEHALF OF THE USER
+        }
+    }
+
+    /// @inheritdoc UUPSUpgradeable
+    function _authorizeUpgrade(address) internal view override onlyGovernorUpgrader(core) {}
+}