pragma solidity ^0.4.24;

contract IInterstellarEncoderV3 {
    uint256 constant CLEAR_HIGH =  0x00000000000000000000000000000000ffffffffffffffffffffffffffffffff;

    uint256 public constant MAGIC_NUMBER = 42;    // Interstellar Encoding Magic Number.
    uint256 public constant CHAIN_ID = 1; // Ethereum mainet.
    uint256 public constant CURRENT_LAND = 1; // 1 is Atlantis, 0 is NaN.

    enum ObjectClass { 
        NaN,
        LAND,
        APOSTLE,
        OBJECT_CLASS_COUNT
    }

    function registerNewObjectClass(address _objectContract, uint8 objectClass) public;

    function encodeTokenId(address _tokenAddress, uint8 _objectClass, uint128 _objectIndex) public view returns (uint256 _tokenId);

    function encodeTokenIdForObjectContract(
        address _tokenAddress, address _objectContract, uint128 _objectId) public view returns (uint256 _tokenId);

    function encodeTokenIdForOuterObjectContract(
        address _objectContract, address nftAddress, address _originNftAddress, uint128 _objectId, uint16 _producerId, uint8 _convertType) public view returns (uint256);

    function getContractAddress(uint256 _tokenId) public view returns (address);

    function getObjectId(uint256 _tokenId) public view returns (uint128 _objectId);

    function getObjectClass(uint256 _tokenId) public view returns (uint8);

    function getObjectAddress(uint256 _tokenId) public view returns (address);

    function getProducerId(uint256 _tokenId) public view returns (uint16);

    function getOriginAddress(uint256 _tokenId) public view returns (address);

}