Created
April 20, 2019 05:07
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Markdium-CryptoZombie
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pragma solidity ^0.4.25; | |
contract ZombieFactory { | |
event NewZombie(uint zombieId, string name, uint dna); | |
uint dnaDigits = 16; | |
uint dnaModulus = 10 ** dnaDigits; | |
struct Zombie { | |
string name; | |
uint dna; | |
} | |
Zombie[] public zombies; | |
function _createZombie(string _name, uint _dna) private { | |
uint id = zombies.push(Zombie(_name, _dna)) -1 ; | |
emit NewZombie(id, _name, _dna); | |
} | |
function _generateRandomDna(string _str) private view returns (uint) { | |
uint rand = uint(keccak256(abi.encodePacked(_str))); | |
return rand % dnaModulus; | |
} | |
function createRandomZombie(string _name) public { | |
uint randDna = _generateRandomDna(_name); | |
_createZombie(_name, randDna); | |
} | |
} |
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