Accept underlying bids from Blur

contracts/interfaces/IPoolMarketplace.sol

@@ -76,6 +76,66 @@ interface IPoolMarketplace {
         uint256 tokenId
     );
 
+    /**
+     * @dev Emitted on initiateAcceptBlurBidsRequest()
+     * @param initiator The address of initiator of the request
+     * @param paymentToken The address of paymentToken of the request
+     * @param bidingPrice The listing price of the request
+     * @param marketPlaceFee The market place fee taken from bidingPrice
+     * @param collection the collection address of the erc721
+     * @param tokenId the tokenId address of the erc721
+     * @param bidOrderHash the biding order hash
+     **/
+    event AcceptBlurBidsRequestInitiated(
+        address indexed initiator,
+        address paymentToken,
+        uint256 bidingPrice,
+        uint256 marketPlaceFee,
+        address collection,
+        uint256 tokenId,
+        bytes32 bidOrderHash
+    );
+
+    /**
+     * @dev Emitted on fulfillAcceptBlurBidsRequest()
+     * @param initiator The address of initiator of the request
+     * @param paymentToken The address of paymentToken of the request
+     * @param bidingPrice The listing price of the request
+     * @param marketPlaceFee The market place fee taken from bidingPrice
+     * @param collection the collection address of the erc721
+     * @param tokenId the tokenId address of the erc721
+     * @param bidOrderHash the biding order hash
+     **/
+    event AcceptBlurBidsRequestFulfilled(
+        address indexed initiator,
+        address paymentToken,
+        uint256 bidingPrice,
+        uint256 marketPlaceFee,
+        address collection,
+        uint256 tokenId,
+        bytes32 bidOrderHash
+    );
+
+    /**
+     * @dev Emitted on rejectAcceptBlurBidsRequest()
+     * @param initiator The address of initiator of the request
+     * @param paymentToken The address of paymentToken of the request
+     * @param bidingPrice The listing price of the request
+     * @param marketPlaceFee The market place fee taken from bidingPrice
+     * @param collection the collection address of the erc721
+     * @param tokenId the tokenId address of the erc721
+     * @param bidOrderHash the biding order hash
+     **/
+    event AcceptBlurBidsRequestRejected(
+        address indexed initiator,
+        address paymentToken,
+        uint256 bidingPrice,
+        uint256 marketPlaceFee,
+        address collection,
+        uint256 tokenId,
+        bytes32 bidOrderHash
+    );
+
     /**
      * @notice Implements the buyWithCredit feature. BuyWithCredit allows users to buy NFT from various NFT marketplaces
      * including OpenSea, LooksRare, X2Y2 etc. Users can use NFT's credit and will need to pay at most (1 - LTV) * $NFT
@@ -179,4 +239,38 @@ interface IPoolMarketplace {
     function getBlurExchangeRequestStatus(
         DataTypes.BlurBuyWithCreditRequest calldata request
     ) external view returns (DataTypes.BlurBuyWithCreditRequestStatus);
+
+    /**
+     * @notice Initiate accept blur bids for underlying request.
+     * @dev Only the request initiator can call this function
+     * @param requests The request array
+     */
+    function initiateAcceptBlurBidsRequest(
+        DataTypes.AcceptBlurBidsRequest[] calldata requests
+    ) external payable;
+
+    /**
+     * @notice Fulfill accept blur bids for underlying request if the blur selling transaction is successes.
+     * @dev Only keeper can call this function
+     * @param requests The request array
+     */
+    function fulfillAcceptBlurBidsRequest(
+        DataTypes.AcceptBlurBidsRequest[] calldata requests
+    ) external payable;
+
+    /**
+     * @notice Reject accept blur bids for underlying request if the blur selling transaction is failed.
+     * @dev Only keeper can call this function
+     * @param requests The request array
+     */
+    function rejectAcceptBlurBidsRequest(
+        DataTypes.AcceptBlurBidsRequest[] calldata requests
+    ) external;
+
+    /**
+     * @notice Get a accept blur bids for underlying request status.
+     */
+    function getAcceptBlurBidsRequestStatus(
+        DataTypes.AcceptBlurBidsRequest calldata request
+    ) external view returns (DataTypes.AcceptBlurBidsRequestStatus);
 }

contracts/interfaces/IPoolParameters.sol

@@ -50,6 +50,31 @@ interface IPoolParameters {
      * @dev Emitted when the blur exchange keeper address update
      **/
     event BlurExchangeKeeperUpdated(address keeper);
+    /**
+     * @dev Emitted when the status of accept blur bids enable status update
+     **/
+    event AcceptBlurBidsEnableStatusUpdated(bool isEnable);
+
+    /**
+     * @dev Emitted when the limit amount of accept blur bids ongoing request update
+     **/
+    event AcceptBlurBidsOngoingRequestLimitUpdated(
+        uint256 oldValue,
+        uint256 newValue
+    );
+
+    /**
+     * @dev Emitted when the fee rate of accept blur bids request update
+     **/
+    event AcceptBlurBidsRequestFeeRateUpdated(
+        uint256 oldValue,
+        uint256 newValue
+    );
+
+    /**
+     * @dev Emitted when the accept blur bids keeper address update
+     **/
+    event AcceptBlurBidsKeeperUpdated(address keeper);
 
     /**
      * @notice Initializes a reserve, activating it, assigning an xToken and debt tokens and an
@@ -244,8 +269,36 @@ interface IPoolParameters {
     function setBlurExchangeRequestFeeRate(uint16 feeRate) external;
 
     /**
-     * @notice update blur exchange enable status, only pool admin call this function
+     * @notice update blur exchange keeper, only pool admin call this function
      * @param keeper The new keeper address
      **/
     function setBlurExchangeKeeper(address keeper) external;
+
+    /**
+     * @notice enable accept blur bids request, only pool admin call this function
+     **/
+    function enableAcceptBlurBids() external;
+
+    /**
+     * @notice disable accept blur bids request, only pool admin or emergency admin call this function
+     **/
+    function disableAcceptBlurBids() external;
+
+    /**
+     * @notice update accept blur bids ongoing request limit amount
+     * @param limit The new limit amount
+     **/
+    function setAcceptBlurBidsOngoingRequestLimit(uint8 limit) external;
+
+    /**
+     * @notice update accept blur bids request fee rate
+     * @param feeRate The new fee rate
+     **/
+    function setAcceptBlurBidsRequestFeeRate(uint16 feeRate) external;
+
+    /**
+     * @notice update accept blur bids keeper, only pool admin call this function
+     * @param keeper The new keeper address
+     **/
+    function setAcceptBlurBidsKeeper(address keeper) external;
 }

contracts/protocol/libraries/helpers/Errors.sol

@@ -136,14 +136,16 @@ library Errors {
     string public constant CALLER_NOT_INITIATOR = "141"; //The caller of the function is not the request initiator
     string public constant INVALID_KEEPER_ADDRESS = "142"; //invalid keeper address to receive money
     string public constant ONGOING_REQUEST_AMOUNT_EXCEEDED = "143"; //ongoing request amount exceeds limit
-    string public constant BLUR_EXCHANGE_REQUEST_DISABLED = "144"; //blur exchange request disabled
+    string public constant REQUEST_DISABLED = "144"; //blur exchange request disabled
     string public constant INVALID_ASSET = "145"; // invalid asset.
     string public constant INVALID_ETH_VALUE = "146"; //the eth value with the transaction is invalid
     string public constant INVALID_REQUEST_STATUS = "147"; //The status of the request is invalid for this function
     string public constant INVALID_PAYMENT_TOKEN = "148"; //the invalid payment token for blur exchange request
-    string public constant INVALID_LISTING_PRICE = "149"; //the listing price for blur exchange request is invalid
+    string public constant INVALID_REQUEST_PRICE = "149"; //the listing price for blur exchange request is invalid
     string public constant CALLER_NOT_KEEPER = "150"; //The caller of the function is not keeper
     string public constant NTOKEN_NOT_OWNS_UNDERLYING = "151"; //The ntoken does not owns the underlying nft
+    string public constant EXISTING_APE_STAKING = "152"; // Ape coin staking position existed
+    string public constant NOT_SAME_NTOKEN_OWNER = "153"; // ntoken have different owner
 
     string public constant INVALID_PARAMETER = "170"; //invalid parameter
 }