init

negot8/contracts/AgreementRegistry.sol

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+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.19;
+
+contract AgreementRegistry {
+    struct Agreement {
+        bytes32 agreementHash;
+        string featureType;
+        string summary;
+        uint256 timestamp;
+        address registeredBy;
+    }
+
+    mapping(string => Agreement) public agreements;  // negotiationId => Agreement
+    string[] public agreementIds;
+
+    event AgreementRegistered(
+        string indexed negotiationId,
+        bytes32 agreementHash,
+        string featureType,
+        string summary,
+        uint256 timestamp
+    );
+
+    function registerAgreement(
+        string calldata negotiationId,
+        bytes32 agreementHash,
+        string calldata featureType,
+        string calldata summary
+    ) external {
+        agreements[negotiationId] = Agreement({
+            agreementHash: agreementHash,
+            featureType: featureType,
+            summary: summary,
+            timestamp: block.timestamp,
+            registeredBy: msg.sender
+        });
+        agreementIds.push(negotiationId);
+
+        emit AgreementRegistered(
+            negotiationId, agreementHash, featureType, summary, block.timestamp
+        );
+    }
+
+    function getAgreement(string calldata negotiationId)
+        external view returns (Agreement memory)
+    {
+        return agreements[negotiationId];
+    }
+
+    function totalAgreements() external view returns (uint256) {
+        return agreementIds.length;
+    }
+}