DigitalaxGenesis

0x89505d2a27b7e8ac56252081d721ecd525e4241e

supportsInterface keyboard_arrow_up

    function supportsInterface(bytes4 interfaceId) public view override returns (bool) {
        return _supportedInterfaces[interfaceId];
    }

balanceOf keyboard_arrow_up

    function balanceOf(address owner) public view override returns (uint256) {
        require(owner != address(0), "ERC721: balance query for the zero address");

        return _holderTokens[owner].length();
    }

ownerOf keyboard_arrow_up

    function ownerOf(uint256 tokenId) public view override returns (address) {
        return _tokenOwners.get(tokenId, "ERC721: owner query for nonexistent token");
    }

name keyboard_arrow_up

    function name() public view override returns (string memory) {
        return _name;
    }

symbol keyboard_arrow_up

    function symbol() public view override returns (string memory) {
        return _symbol;
    }

tokenURI keyboard_arrow_up

    function tokenURI(uint256 tokenId) public view override returns (string memory) {
        require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token");

        return tokenURI_;
    }

tokenOfOwnerByIndex keyboard_arrow_up

    function tokenOfOwnerByIndex(address owner, uint256 index) public view override returns (uint256) {
        return _holderTokens[owner].at(index);
    }

totalSupply keyboard_arrow_up

    function totalSupply() public view override returns (uint256) {
        // _tokenOwners are indexed by tokenIds, so .length() returns the number of tokenIds
        return _tokenOwners.length();
    }

tokenByIndex keyboard_arrow_up

    function tokenByIndex(uint256 index) public view override returns (uint256) {
        (uint256 tokenId, ) = _tokenOwners.at(index);
        return tokenId;
    }

approve keyboard_arrow_up

    function approve(address to, uint256 tokenId) public virtual override {
        address owner = ownerOf(tokenId);
        require(to != owner, "ERC721: approval to current owner");

        require(_msgSender() == owner || isApprovedForAll(owner, _msgSender()),
            "ERC721: approve caller is not owner nor approved for all"
        );

        _approve(to, tokenId);
    }

getApproved keyboard_arrow_up

    function getApproved(uint256 tokenId) public view override returns (address) {
        require(_exists(tokenId), "ERC721: approved query for nonexistent token");

        return _tokenApprovals[tokenId];
    }

setApprovalForAll keyboard_arrow_up

    function setApprovalForAll(address operator, bool approved) public virtual override {
        require(operator != _msgSender(), "ERC721: approve to caller");

        _operatorApprovals[_msgSender()][operator] = approved;
        emit ApprovalForAll(_msgSender(), operator, approved);
    }

isApprovedForAll keyboard_arrow_up

    function isApprovedForAll(address owner, address operator) public view override returns (bool) {
        return _operatorApprovals[owner][operator];
    }

transferFrom keyboard_arrow_up

    function transferFrom(address from, address to, uint256 tokenId) public virtual override {
        //solhint-disable-next-line max-line-length
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");

        _transfer(from, to, tokenId);
    }

safeTransferFrom keyboard_arrow_up

    function safeTransferFrom(address from, address to, uint256 tokenId) public virtual override {
        safeTransferFrom(from, to, tokenId, "");
    }

safeTransferFrom keyboard_arrow_up

    function safeTransferFrom(address from, address to, uint256 tokenId, bytes memory _data) public virtual override {
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");
        _safeTransfer(from, to, tokenId, _data);
    }

buyOrIncreaseContribution keyboard_arrow_up

    function buyOrIncreaseContribution() external payable {
        if (contribution[_msgSender()] == 0) {
            buy();
        } else {
            increaseContribution();
        }
    }

buy keyboard_arrow_up

    function buy() public payable {
        require(contribution[_msgSender()] == 0, "DigitalaxGenesisNFT.buy: You already own a genesis NFT");
        require(
            _getNow() >= genesisStartTimestamp && _getNow() <= genesisEndTimestamp,
            "DigitalaxGenesisNFT.buy: No genesis are available outside of the genesis window"
        );

        uint256 _contributionAmount = msg.value;
        require(
            _contributionAmount >= minimumContributionAmount,
            "DigitalaxGenesisNFT.buy: Contribution does not meet minimum requirement"
        );

        require(
            _contributionAmount <= maximumContributionAmount,
            "DigitalaxGenesisNFT.buy: You cannot exceed the maximum contribution amount"
        );

        require(remainingGenesisTokens() > 0, "DigitalaxGenesisNFT.buy: Total number of genesis token holders reached");

        contribution[_msgSender()] = _contributionAmount;
        totalContributions = totalContributions.add(_contributionAmount);

        (bool fundsTransferSuccess,) = fundsMultisig.call{value : _contributionAmount}("");
        require(fundsTransferSuccess, "DigitalaxGenesisNFT.buy: Unable to send contribution to funds multisig");

        uint256 tokenId = totalSupply().add(1);
        _safeMint(_msgSender(), tokenId);

        emit GenesisPurchased(_msgSender(), tokenId, _contributionAmount);
    }

increaseContribution keyboard_arrow_up

    function increaseContribution() public payable {
        require(
            _getNow() >= genesisStartTimestamp && _getNow() <= genesisEndTimestamp,
            "DigitalaxGenesisNFT.increaseContribution: No increases are possible outside of the genesis window"
        );

        require(
            contribution[_msgSender()] > 0,
            "DigitalaxGenesisNFT.increaseContribution: You do not own a genesis NFT"
        );

        uint256 _amountToIncrease = msg.value;
        contribution[_msgSender()] = contribution[_msgSender()].add(_amountToIncrease);

        require(
            contribution[_msgSender()] <= maximumContributionAmount,
            "DigitalaxGenesisNFT.increaseContribution: You cannot exceed the maximum contribution amount"
        );

        totalContributions = totalContributions.add(_amountToIncrease);

        (bool fundsTransferSuccess,) = fundsMultisig.call{value : _amountToIncrease}("");
        require(
            fundsTransferSuccess,
            "DigitalaxGenesisNFT.increaseContribution: Unable to send contribution to funds multisig"
        );

        emit ContributionIncreased(_msgSender(), _amountToIncrease);
    }

adminBuy keyboard_arrow_up

    function adminBuy(address _beneficiary) external {
        require(
            accessControls.hasAdminRole(_msgSender()),
            "DigitalaxGenesisNFT.adminBuy: Sender must be admin"
        );
        require(_beneficiary != address(0), "DigitalaxGenesisNFT.adminBuy: Beneficiary cannot be ZERO");
        require(balanceOf(_beneficiary) == 0, "DigitalaxGenesisNFT.adminBuy: Beneficiary already owns a genesis NFT");

        uint256 tokenId = totalSupply().add(1);
        _safeMint(_beneficiary, tokenId);

        // Increase admin mint counts
        totalAdminMints = totalAdminMints.add(1);

        emit AdminGenesisMinted(_beneficiary, _msgSender(), tokenId);
    }

updateGenesisEnd keyboard_arrow_up

    function updateGenesisEnd(uint256 _end) external {
        require(
            accessControls.hasAdminRole(_msgSender()),
            "DigitalaxGenesisNFT.updateGenesisEnd: Sender must be admin"
        );
        // If already passed, dont allow opening again
        require(genesisEndTimestamp > _getNow(), "DigitalaxGenesisNFT.updateGenesisEnd: End time already passed");

        // Only allow setting this once
        require(!genesisEndTimestampLocked, "DigitalaxGenesisNFT.updateGenesisEnd: End time locked");

        genesisEndTimestamp = _end;

        // Lock future end time modifications
        genesisEndTimestampLocked = true;

        emit GenesisEndUpdated(genesisEndTimestamp, _msgSender());
    }

updateAccessControls keyboard_arrow_up

    function updateAccessControls(DigitalaxAccessControls _accessControls) external {
        require(
            accessControls.hasAdminRole(_msgSender()),
            "DigitalaxGenesisNFT.updateAccessControls: Sender must be admin"
        );
        require(address(_accessControls) != address(0), "DigitalaxGenesisNFT.updateAccessControls: Zero Address");
        accessControls = _accessControls;

        emit AccessControlsUpdated(address(_accessControls));
    }

remainingGenesisTokens keyboard_arrow_up

    function remainingGenesisTokens() public view returns (uint256) {
        return _getMaxGenesisContributionTokens() - (totalSupply() - totalAdminMints);
    }