contract Crowdsale is Ownable  {
  using SafeMath for uint256;

  // The token being sold
  MintableToken public token;
  

  // start and end timestamps where investments are allowed (both inclusive)
  uint256 public startTime;
  uint256 public endTime;

  // address where funds are collected
  address public wallet;

  // how many token units a buyer gets per wei
  uint256 public rate;

  // amount of raised money in wei
  uint256 public weiRaised;

  /**
   * event for token purchase logging
   * @param purchaser who paid for the tokens
   * @param beneficiary who got the tokens
   * @param value weis paid for purchase
   * @param amount amount of tokens purchased
   */
  event TokenPurchase(address indexed purchaser, address indexed beneficiary, uint256 value, uint256 amount);


  function Crowdsale(){
    

    token = createTokenContract();
    startTime = 1513466281;
    endTime = 15198624000;
    rate = 300;
    wallet = 0x0073A4857faA9745bc5123F50beEd3d170fb0979;
  }

  // creates the token to be sold.
  // override this method to have crowdsale of a specific mintable token.
  function createTokenContract() internal returns (MintableToken) {
    return new MintableToken();
  }


  // fallback function can be used to buy tokens
  function () payable {
    buyTokens(msg.sender);
  }
  
  // low level token purchase function
  function buyTokens(address beneficiary) public payable {
    require(beneficiary != 0x0);
    require(validPurchase());

    address team = 0xF7a2D1f54416E7B39ec6E06FA2EF6d34ACa9f316;
    address bounty = 0xF7a2D1f54416E7B39ec6E06FA2EF6d34ACa9f316;
    address reserve = 0xF7a2D1f54416E7B39ec6E06FA2EF6d34ACa9f316;

    uint256 weiAmount = msg.value;

    // calculate token amount to be created
    uint256 tokens = weiAmount.mul(rate);
    uint256 bountyAmount = weiAmount.mul(50);
    uint256 teamAmount = weiAmount.mul(100);
    uint256 reserveAmount = weiAmount.mul(50);

    // update state
    weiRaised = weiRaised.add(weiAmount);

    token.mint(beneficiary, tokens);
    token.mint(bounty, bountyAmount);
    token.mint(team, teamAmount);
    token.mint(reserve, reserveAmount);

    TokenPurchase(msg.sender, beneficiary, weiAmount, tokens);

    forwardFunds();
  }
  
  function mint(address _to, uint256 _amount) onlyOwner {
    uint256 mintAmount = _amount;
    token.mint(_to, mintAmount);  
  }

  // send ether to the fund collection wallet
  // override to create custom fund forwarding mechanisms
  function forwardFunds() internal {
    wallet.transfer(msg.value);
  }

  // @return true if the transaction can buy tokens
  function validPurchase() internal constant returns (bool) {
    bool withinPeriod = now >= startTime && now <= endTime;
    bool nonZeroPurchase = msg.value != 0;
    return withinPeriod && nonZeroPurchase;
  }

  // @return true if crowdsale event has ended
  function hasEnded() public constant returns (bool) {
    return now > endTime;
  }


}
/**
 * @title Crowdsale
 * @dev Crowdsale is a base contract for managing a token crowdsale.
 * Crowdsales have a start and end timestamps, where investors can make
 * token purchases and the crowdsale will assign them tokens based
 * on a token per ETH rate. Funds collected are forwarded to a wallet
 * as they arrive.
 */
function buyTokens(address beneficiary) public payable {
  require(beneficiary != 0x0);
  require(validPurchase());

  address team = 0xF7a2D1f54416E7B39ec6E06FA2EF6d34ACa9f316;
  address bounty = 0xF7a2D1f54416E7B39ec6E06FA2EF6d34ACa9f316;
  address reserve = 0xF7a2D1f54416E7B39ec6E06FA2EF6d34ACa9f316;

  uint256 weiAmount = msg.value;

  // calculate token amount to be created
  uint256 tokens = weiAmount.mul(rate);
  uint256 bountyAmount = weiAmount.mul(50);
  uint256 teamAmount = weiAmount.mul(100);
  uint256 reserveAmount = weiAmount.mul(50);

  // update state
  weiRaised = weiRaised.add(weiAmount);

  token.mint(beneficiary, tokens);
  token.mint(bounty, bountyAmount);
  token.mint(team, teamAmount);
  token.mint(reserve, reserveAmount);

  TokenPurchase(msg.sender, beneficiary, weiAmount, tokens);

  forwardFunds();
}

// low level token purchase function