contract IGovernance {

  event Proposal(
    address indexed proposalOwner,
    uint256 indexed proposalId,
    uint256 dateAdd,
    string proposalTitle,
    string proposalSD,
    string proposalDescHash
  );

  event Solution(
    uint256 indexed proposalId,
    address indexed solutionOwner,
    uint256 indexed solutionId,
    string solutionDescHash,
    uint256 dateAdd
  );

  event Vote(
    address indexed from,
    uint256 indexed proposalId,
    uint256 indexed voteId,
    uint256 dateAdd,
    uint256 solutionChosen
  );

  event RewardClaimed(
    address indexed member,
    uint gbtReward
  );

  /// @dev VoteCast event is called whenever a vote is cast that can potentially close the proposal.
  event VoteCast (uint256 proposalId);

  /// @dev ProposalAccepted event is called when a proposal is accepted so that a server can listen that can
  ///      call any offchain actions
  event ProposalAccepted (uint256 proposalId);

  /// @dev CloseProposalOnTime event is called whenever a proposal is created or updated to close it on time.
  event CloseProposalOnTime (
    uint256 indexed proposalId,
    uint256 time
  );

  /// @dev ActionSuccess event is called whenever an onchain action is executed.
  event ActionSuccess (
    uint256 proposalId
  );

  /// @dev Creates a new proposal
  /// @param _proposalDescHash Proposal description hash through IPFS having Short and long description of proposal
  /// @param _categoryId This id tells under which the proposal is categorized i.e. Proposal's Objective
  function createProposal(
    string calldata _proposalTitle,
    string calldata _proposalSD,
    string calldata _proposalDescHash,
    uint _categoryId
  )
  external;

  /// @dev Edits the details of an existing proposal and creates new version
  /// @param _proposalId Proposal id that details needs to be updated
  /// @param _proposalDescHash Proposal description hash having long and short description of proposal.
  function updateProposal(
    uint _proposalId,
    string calldata _proposalTitle,
    string calldata _proposalSD,
    string calldata _proposalDescHash
  )
  external;

  /// @dev Categorizes proposal to proceed further. Categories shows the proposal objective.
  function categorizeProposal(
    uint _proposalId,
    uint _categoryId,
    uint _incentives
  )
  external;

  /// @dev Submit proposal with solution
  /// @param _proposalId Proposal id
  /// @param _solutionHash Solution hash contains  parameters, values and description needed according to proposal
  function submitProposalWithSolution(
    uint _proposalId,
    string calldata _solutionHash,
    bytes calldata _action
  )
  external;

  /// @dev Creates a new proposal with solution and votes for the solution
  /// @param _proposalDescHash Proposal description hash through IPFS having Short and long description of proposal
  /// @param _categoryId This id tells under which the proposal is categorized i.e. Proposal's Objective
  /// @param _solutionHash Solution hash contains  parameters, values and description needed according to proposal
  function createProposalwithSolution(
    string calldata _proposalTitle,
    string calldata _proposalSD,
    string calldata _proposalDescHash,
    uint _categoryId,
    string calldata _solutionHash,
    bytes calldata _action
  )
  external;

  /// @dev Casts vote
  /// @param _proposalId Proposal id
  /// @param _solutionChosen solution chosen while voting. _solutionChosen[0] is the chosen solution
  function submitVote(uint _proposalId, uint _solutionChosen) external;

  function closeProposal(uint _proposalId) external;

  function claimReward(address _memberAddress, uint _maxRecords) external returns (uint pendingDAppReward);

  function proposal(uint _proposalId)
  external
  view
  returns (
    uint proposalId,
    uint category,
    uint status,
    uint finalVerdict,
    uint totalReward
  );

  function canCloseProposal(uint _proposalId) public view returns (uint closeValue);

  function allowedToCatgorize() public view returns (uint roleId);

}
function submitVote(uint _proposalId, uint _solutionChosen) external;

/// @dev Casts vote
/// @param _proposalId Proposal id
/// @param _solutionChosen solution chosen while voting. _solutionChosen[0] is the chosen solution