liquidum_pool_1

liquidum_pool_1.sol

// DO NOT USE: Incomplete example code.
contract PlotNFT is Ownable {
    address target;
    uint256 targetMinBlock;

    constructor(address _target) public {
        target = _target;
        targetMinBlock = 0;
    }
    
    // Called by pool or plot owner to withdraw farmed rewards.
    function withdraw() public {
        require(block.number > targetMinBlock, "Target change pending");
        target.transfer(this.balance);
    }

    // Called by the owner to switch pools or to solo mine.
    function changeTarget(address _newTarget) public onlyOwner {
        require(block.number > targetMinBlock, "Target change already pending");
            
        // Approximately 30 minute wait time.
        targetMinBlock = block.number + 136;
        target = _newTarget;
    }
    
    // Used by the pool to check where the rewards will go.
    function getTarget(address) public view returns (address) {
        return target;
    }
}