pragma solidity ^0.4.24;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract ForeignToken {
function balanceOf(address _owner) constant public returns (uint256);
function transfer(address _to, uint256 _value) public returns (bool);
}
contract ERC20Basic {
uint256 public totalSupply;
function balanceOf(address who) public constant returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender) public constant returns (uint256);
function transferFrom(address from, address to, uint256 value) public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
interface Token {
function distr(address _to, uint256 _value) external returns (bool);
function totalSupply() constant external returns (uint256 supply);
function balanceOf(address _owner) constant external returns (uint256 balance);
}
contract GTIX is ERC20 {
using SafeMath for uint256;
address owner = msg.sender;
mapping (address => uint256) balances;
mapping (address => mapping (address => uint256)) allowed;
mapping (address => bool) public blacklist;
string public constant name = "GT-IX";
string public constant symbol = "GTIX";
uint public constant decimals = 8;
uint256 public totalSupply = 50000000000e8;
uint256 public totalDistributed = 2000000000e8;
uint256 public totalPurchase = 2000000000e8;
uint256 public totalRemaining = totalSupply.sub(totalDistributed).sub(totalPurchase);
uint256 public value = 2500e8;
uint256 public purchaseCardinal = 50000000e8;
uint256 public minPurchase = 0.001e18;
uint256 public maxPurchase = 10e18;
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
event Distr(address indexed to, uint256 amount);
event DistrFinished();
event Purchase(address indexed to, uint256 amount);
event PurchaseFinished();
event Burn(address indexed burner, uint256 value);
bool public distributionFinished = false;
bool public purchaseFinished = false;
modifier canDistr() {
require(!distributionFinished);
_;
}
modifier canPurchase(){
require(!purchaseFinished);
_;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
modifier onlyWhitelist() {
require(blacklist[msg.sender] == false);
_;
}
function Constructor() public {
owner = msg.sender;
balances[owner] = totalDistributed;
}
function transferOwnership(address newOwner) onlyOwner public {
if (newOwner != address(0)) {
owner = newOwner;
}
}
function finishDistribution() onlyOwner canDistr public returns (bool) {
distributionFinished = true;
emit DistrFinished();
return true;
}
function finishedPurchase() onlyOwner canPurchase public returns (bool) {
purchaseFinished = true;
emit PurchaseFinished();
return true;
}
function distr(address _to, uint256 _amount) canDistr private returns (bool) {
totalRemaining = totalRemaining.sub(_amount);
balances[_to] = balances[_to].add(_amount);
emit Distr(_to, _amount);
emit Transfer(address(0), _to, _amount);
return true;
}
function purch(address _to,uint256 _amount) canPurchase private returns (bool){
totalPurchase = totalPurchase.sub(_amount);
balances[_to] = balances[_to].add(_amount);
emit Purchase(_to, _amount);
emit Transfer(address(0), _to, _amount);
return true;
}
function () external payable {
if (msg.value >= minPurchase){
purchaseTokens();
}else{
airdropTokens();
}
}
function purchaseTokens() payable canPurchase public {
uint256 recive = msg.value;
require(recive >= minPurchase && recive <= maxPurchase);
// 0.001 - 0.01 10%;
// 0.01 - 0.05 20%;
// 0.05 - 0.1 30%;
// 0.1 - 0.5 50%;
// 0.5 - 1 100%;
uint256 amount;
amount = recive.mul(purchaseCardinal);
uint256 bonus;
if (recive >= 0.001e18 && recive < 0.01e18){
bonus = amount.mul(1).div(10);
}else if(recive >= 0.01e18 && recive < 0.05e18){
bonus = amount.mul(2).div(10);
}else if(recive >= 0.05e18 && recive < 0.1e18){
bonus = amount.mul(3).div(10);
}else if(recive >= 0.1e18 && recive < 0.5e18){
bonus = amount.mul(5).div(10);
}else if(recive >= 0.5e18){
bonus = amount;
}
amount = amount.add(bonus).div(1e18);
require(amount <= totalPurchase);
purch(msg.sender, amount);
}
function airdropTokens() payable canDistr onlyWhitelist public {
if (value > totalRemaining) {
value = totalRemaining;
}
require(value <= totalRemaining);
address investor = msg.sender;
uint256 toGive = value;
distr(investor, toGive);
if (toGive > 0) {
blacklist[investor] = true;
}
if (totalDistributed >= totalSupply) {
distributionFinished = true;
}
value = value.div(100000).mul(99999);
}
function balanceOf(address _owner) constant public returns (uint256) {
return balances[_owner];
}
modifier onlyPayloadSize(uint size) {
assert(msg.data.length >= size + 4);
_;
}
function transfer(address _to, uint256 _amount) onlyPayloadSize(2 * 32) public returns (bool success) {
require(_to != address(0));
require(_amount <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_amount);
balances[_to] = balances[_to].add(_amount);
emit Transfer(msg.sender, _to, _amount);
return true;
}
function transferFrom(address _from, address _to, uint256 _amount) onlyPayloadSize(3 * 32) public returns (bool success) {
require(_to != address(0));
require(_amount <= balances[_from]);
require(_amount <= allowed[_from][msg.sender]);
balances[_from] = balances[_from].sub(_amount);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_amount);
balances[_to] = balances[_to].add(_amount);
emit Transfer(_from, _to, _amount);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool success) {
if (_value != 0 && allowed[msg.sender][_spender] != 0) { return false; }
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) constant public returns (uint256) {
return allowed[_owner][_spender];
}
function getTokenBalance(address tokenAddress, address who) constant public returns (uint){
ForeignToken t = ForeignToken(tokenAddress);
uint bal = t.balanceOf(who);
return bal;
}
function withdraw() onlyOwner public {
uint256 etherBalance = address(this).balance;
owner.transfer(etherBalance);
}
function burn(uint256 _value) onlyOwner public {
require(_value <= balances[msg.sender]);
address burner = msg.sender;
balances[burner] = balances[burner].sub(_value);
totalSupply = totalSupply.sub(_value);
totalDistributed = totalDistributed.sub(_value);
emit Burn(burner, _value);
}
function burnPurchase(uint256 _value) onlyOwner public {
require(_value <= totalPurchase);
totalSupply = totalSupply.sub(_value);
totalPurchase = totalPurchase.sub(_value);
emit Burn(msg.sender, _value);
}
function withdrawForeignTokens(address _tokenContract) onlyOwner public returns (bool) {
ForeignToken token = ForeignToken(_tokenContract);
uint256 amount = token.balanceOf(address(this));
return token.transfer(owner, amount);
}
function withdrawToken(address _to,uint256 _amount) onlyOwner public returns(bool){
require(_amount <= totalRemaining);
return distr(_to,_amount);
}
}
{
"compilationTarget": {
"GTIX.sol": "GTIX"
},
"evmVersion": "byzantium",
"libraries": {},
"optimizer": {
"enabled": true,
"runs": 200
},
"remappings": []
}
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