inherit from hypnativecollateral

solidity/contracts/token/HypNative.sol

@@ -15,51 +15,40 @@ pragma solidity >=0.8.0;
 
 // ============ Internal Imports ============
 import {TokenRouter} from "./libs/TokenRouter.sol";
+import {HypNativeCollateral} from "./HypNativeCollateral.sol";
 import {StandardHookMetadata} from "../hooks/libs/StandardHookMetadata.sol";
 
-// ============ External Imports ============
-import {Address} from "@openzeppelin/contracts/utils/Address.sol";
-
 /**
  * @title HypNative
  * @author Abacus Works
  * @notice This contract facilitates the transfer of value between chains using value transfer hooks
  */
-contract HypNative is TokenRouter {
-    /**
-     * @dev Emitted when native tokens are donated to the contract.
-     * @param sender The address of the sender.
-     * @param amount The amount of native tokens donated.
-     */
-    event Donation(address indexed sender, uint256 amount);
-    // ============ Errors ============
-
-    error InsufficientValue(uint256 requiredValue, uint256 providedValue);
-
-    constructor(address _mailbox) TokenRouter(_mailbox) {}
+contract HypNative is HypNativeCollateral {
+    constructor(address _mailbox) HypNativeCollateral(_mailbox) {}
 
-    // ============ Initialization ============
+    // ============ External Functions ============
 
-    /**
-     * @notice Initializes the contract
-     * @param _valuehook The address of the value transfer hook
-     * @param _interchainSecurityModule The address of the interchain security module
-     * @param _owner The owner of the contract
-     */
-    function initialize(
-        address _valuehook,
-        address _interchainSecurityModule,
-        address _owner
-    ) public initializer {
-        _MailboxClient_initialize(
-            _valuehook,
-            _interchainSecurityModule,
-            _owner
-        );
+    /// @inheritdoc TokenRouter
+    function transferRemote(
+        uint32 _destination,
+        bytes32 _recipient,
+        uint256 _amount
+    ) external payable virtual override returns (bytes32 messageId) {
+        bytes calldata emptyBytes;
+        assembly {
+            emptyBytes.length := 0
+            emptyBytes.offset := 0
+        }
+        return
+            transferRemote(
+                _destination,
+                _recipient,
+                _amount,
+                emptyBytes,
+                address(hook)
+            );
     }
 
-    // ============ External Functions ============
-
     /**
      * @inheritdoc TokenRouter
      * @dev use _hook with caution, make sure that this hook can handle msg.value transfer using the metadata.msgValue()
@@ -92,60 +81,4 @@ contract HypNative is TokenRouter {
                 _hook
             );
     }
-
-    /// @inheritdoc TokenRouter
-    function transferRemote(
-        uint32 _destination,
-        bytes32 _recipient,
-        uint256 _amount
-    ) external payable virtual override returns (bytes32 messageId) {
-        bytes calldata emptyBytes;
-        assembly {
-            emptyBytes.length := 0
-            emptyBytes.offset := 0
-        }
-        return
-            transferRemote(
-                _destination,
-                _recipient,
-                _amount,
-                emptyBytes,
-                address(hook)
-            );
-    }
-
-    // ============ Internal Functions ============
-
-    /**
-     * @inheritdoc TokenRouter
-     * @dev No token metadata is needed for value transfers
-     */
-    function _transferFromSender(
-        uint256
-    ) internal pure override returns (bytes memory) {
-        return bytes(""); // no token metadata
-    }
-
-    /**
-     * @inheritdoc TokenRouter
-     * @dev Sends the value to the recipient
-     */
-    function _transferTo(
-        address _recipient,
-        uint256 _amount,
-        bytes calldata // no token metadata
-    ) internal virtual override {
-        Address.sendValue(payable(_recipient), _amount);
-    }
-
-    /// @inheritdoc TokenRouter
-    function balanceOf(
-        address _account
-    ) external view override returns (uint256) {
-        return _account.balance;
-    }
-
-    receive() external payable {
-        emit Donation(msg.sender, msg.value);
-    }
 }