add escrow.sol

contracts/Escrow.sol

@@ -0,0 +1,66 @@
+// SPDX-License-Identifier: GPL-3.0
+
+pragma solidity >=0.8.2 <0.9.0;
+
+
+contract Escrow {
+    
+    struct EscrowContract {
+        address buyer;
+        address seller;
+        uint256 amount;
+        bool buyerApproved;
+        bool sellerApproved;
+        bool isComplete;
+    }
+    
+    mapping(uint256 => EscrowContract) public escrows;
+    uint256 public escrowCounter;
+    
+    function createEscrow(address _seller) public payable {
+        escrows[escrowCounter] = EscrowContract(msg.sender, _seller, msg.value, false, false, false);
+        escrowCounter++;
+    }
+    
+    function approveEscrow(uint256 escrowId) public {
+        require(escrowId < escrowCounter, "Invalid escrow ID");
+        require(msg.sender == escrows[escrowId].buyer || msg.sender == escrows[escrowId].seller, "Unauthorized");
+        
+        if (msg.sender == escrows[escrowId].buyer) {
+            escrows[escrowId].buyerApproved = true;
+        } else {
+            escrows[escrowId].sellerApproved = true;
+        }
+        
+        if (escrows[escrowId].buyerApproved && escrows[escrowId].sellerApproved) {
+            escrows[escrowId].isComplete = true;
+            (bool sent, ) = escrows[escrowId].seller.call{value: escrows[escrowId].amount}("");
+            require(sent, "Failed to send FLR to seller");
+        }
+    }
+    
+    function getEscrowAmount(uint256 escrowId) public view returns (uint256) {
+        return escrows[escrowId].amount;
+    }
+    
+    function getEscrowBuyer(uint256 escrowId) public view returns (address) {
+        return escrows[escrowId].buyer;
+    }
+    
+    function getEscrowSeller(uint256 escrowId) public view returns (address) {
+        return escrows[escrowId].seller;
+    }
+    
+    function getEscrowBuyerApproved(uint256 escrowId) public view returns (bool) {
+        return escrows[escrowId].buyerApproved;
+    }
+    
+    function getEscrowSellerApproved(uint256 escrowId) public view returns (bool) {
+        return escrows[escrowId].sellerApproved;
+    }
+    
+    function getEscrowIsComplete(uint256 escrowId) public view returns (bool) {
+        return escrows[escrowId].isComplete;
+    }
+
+}