IGHSTStakingDiamond.sol

// SPDX-License-Identifier: MIT
pragma solidity 0.7.6;
pragma experimental ABIEncoderV2;

import "../interfaces/IDiamondLoupe.sol";

interface IGHSTStakingDiamond {
    // diamond functions
    // struct Facet {
    //     address facetAddress;
    //     bytes4[] functionSelectors;
    // }
    /// @notice Gets all facets and their selectors.
    /// @return facets_ Facet
    function facets() external view returns (IDiamondLoupe.Facet[] memory facets_);

    /// @notice Gets all the function selectors supported by a specific facet.
    /// @param _facet The facet address.
    /// @return facetFunctionSelectors_
    function facetFunctionSelectors(address _facet) external view returns (bytes4[] memory facetFunctionSelectors_);

    /// @notice Get all the facet addresses used by a diamond.
    /// @return facetAddresses_
    function facetAddresses() external view returns (address[] memory facetAddresses_);

    /// @notice Gets the facet that supports the given selector.
    /// @dev If facet is not found return address(0).
    /// @param _functionSelector The function selector.
    /// @return facetAddress_ The facet address.
    function facetAddress(bytes4 _functionSelector) external view returns (address facetAddress_);

    function owner() external view returns (address owner_);

    function transferOwnership(address _newOwner) external;

    function ticketCost(uint256 _id) external pure returns (uint256 _frensCost);

    // ids are 0 through 5.  0 is the lowest level and 5 is the highest level
    function claimTickets(uint256[] calldata _ids, uint256[] calldata _values) external;

    // get how many frens points an account has
    function frens(address _account) external view returns (uint256 frens_);

    function stakeGhst(uint256 _ghstValue) external;

    function stakePoolTokens(uint256 _uniV2PoolTokens) external;

    function staked(address _account) external view returns (uint256 ghst_, uint256 uniV2PoolTokens_);

    function withdrawGhstStake(uint256 _ghstValue) external;

    function withdrawPoolStake(uint256 _uniV2PoolTokens) external;

    function withdrawGhstStake() external;

    function withdrawPoolStake() external;

    // set URIs for the six different  tickets
    function setBaseURI(string memory _value) external;

    // get the URIs for the  tickets
    function uri(uint256 _id) external view returns (string memory);

    function safeTransferFrom(
        address _from,
        address _to,
        uint256 _id,
        uint256 _value,
        bytes calldata _data
    ) external;

    function safeBatchTransferFrom(
        address _from,
        address _to,
        uint256[] calldata _ids,
        uint256[] calldata _values,
        bytes calldata _data
    ) external;

    // total supply of  voucher
    function totalSupply(uint256 _id) external view returns (uint256 totalSupply_);

    function totalSupplies() external view returns (uint256[] memory totalSupplies_);

    // balance of specific  Voucher
    function balanceOf(address _owner, uint256 _id) external view returns (uint256 balance_);

    // get balance for each  Voucher
    function balanceOfAll(address _owner) external view returns (uint256[] memory balances_);

    function balanceOfBatch(address[] calldata _owners, uint256[] calldata _ids) external view returns (uint256[] memory balances_);

    function setApprovalForAll(address _operator, bool _approved) external;

    function isApprovedForAll(address _owner, address _operator) external view returns (bool);
}