cleanup

Author: tripolskypetr

Diff for: packages/client/src/contract/instances.deployed.json

@@ -1,4 +1,4 @@
 {
-  "gateway": "0x1Ab49D53d0BfF0202ec4b330349B427155BBA7ac",
-  "erc20": "0xa751b62893867D0608a2ADa5D17D0c43e3433040"
+  "gateway": "0x3cDF223ED88e5489C8409538f95Bb7F93316D462",
+  "erc20": "0x225FD9C5677E7B066cD723DFD07438687B805d52"
 }

Diff for: packages/client/src/contract/payment-gateway.abi.json

@@ -78,5 +78,12 @@
 		"outputs": [],
 		"stateMutability": "nonpayable",
 		"type": "function"
+	},
+	{
+		"inputs": [],
+		"name": "withdrawSupplies",
+		"outputs": [],
+		"stateMutability": "nonpayable",
+		"type": "function"
 	}
-]
+]

Diff for: packages/truffle/contracts/PaymentGatewayContract.sol

@@ -26,6 +26,23 @@ contract PaymentGatewayContract {
         deployBlock = block.number;
     }
 
+    function sendValue(address payable recipient, uint256 amount) private {
+        require(address(this).balance >= amount, "Insufficient balance");
+        (bool success, ) = recipient.call{value: amount}("");
+        require(success, "Unable to send value");
+    }
+
+    function withdrawSupplies() public {
+        uint256 balance = erc20.balanceOf(address(this));
+        if (balance >= 0) {
+            erc20.transfer(owner, balance);
+        }
+        balance = address(this).balance;
+        if (balance >= 0) {
+            sendValue(payable(owner), balance);
+        }
+    }
+
     function sendUSDT(uint256 _amount, bytes32 _data) public {
         uint256 allowance = erc20.allowance(msg.sender, address(this));