Sent(address from, address to, uint256 catId)
- emits when cat ownership transferred
Minted(address to, uint256 catId, uint256 genes)
- emits when new cat minted
_catOwner
- mapping catId => owner address
_ownerBalance
- mapping owner address => total number of owned cats
Cat
:
- color
- generation
Constructor
constructor()
- creates new cats and mints them to the contract owner
Getters (Public)
balanceOf(address) returns (uint256)
- returns cat balance of owner address
ownerOf(uint256) returns (address)
- returns owner address of catId
getCat(uint256) returns (uint32 color, uint16 generation)
- returns cat properties
Setters (Public)
purchase(uint256 catId) payable public
- transfers ownership of catId from contrac to new owner address
Internal Functions
_mint(address to, uint256 catId, uint256 genes)
- creates new cat and sends it to new owner
_transferFrom(address from, address to, uint256 catId)
- transfer ownership of catId
_addCatTo(address to, uint256 catId)
- transfer cat ownership to address
_removeCatFrom(address from, uin256 catId)
- remove cat ownership from address