function dcbAgreement() view returns (address token, uint32 startDate, uint32 endDate, uint256 totalTokenOnSale, uint256 hardcap, uint256 secondRoundCap, uint256 totalInvestFund)

function durations(uint256) view returns (uint32)

function factory() view returns (address)

function getInfo() view returns (uint256, uint256, uint256, uint256, uint256)

function getParticipants() view returns (address[])

function merkleRoot() view returns (bytes32)

function roundsMultipliers(uint256) view returns (uint256)

function saleToken() view returns (address)

function userInvestment(address) view returns (uint256)

function VERSION() view returns (uint8)

function vesting() view returns (address)

function fundAgreement(uint256 _investFund, uint256 _allocation, uint256 _refundFee, bool _hasWhitelisted, bytes32[] _merkleProof) returns (bool)

function initialize(tuple p)

function setMerkleRoot(bytes32 _merkleRoot)

function setParams(tuple p)

function setRoundsMultipliers(uint256[2] _multipliers)

function setToken(address _token)

event CreateAgreement((uint32 startDate, address factoryAddr, address vestingAddr, address paymentToken, address saleTokenAddr, uint256 totalTokenOnSale, uint256 hardcap, uint256 secondRoundCap, uint32[3] durations))

event EditAgreement((uint32 startDate, address factoryAddr, address vestingAddr, address paymentToken, address saleTokenAddr, uint256 totalTokenOnSale, uint256 hardcap, uint256 secondRoundCap, uint32[3] durations) p)

event Initialized(uint8 version)

event NewInvestment(address wallet, uint256 amount)

error AmountExceedsAllocation()

error HardcapAchieved()

error IDONotOpen()

error InvalidDuration()

error InvalidInput()

error InvalidProof()

error InvalidTokensReceived()

error MerkleRootAlreadySet()

error MerkleRootNotSet()

error NotManager()

error TokenNotReceived()

error UserNotWhitelisted(address user)