/*
 * ACE RETURNS
 * DECENTRALIZED MATRIX SYSTEM
 * URL: https://www.nextlevelace.club
 */

pragma solidity  ^0.5.12;

contract NextLevelAce {
  address public creator;
  uint MAX_LEVEL = 9;
  uint REFERRALS_LIMIT = 4;
  uint LEVEL_EXPIRE_TIME = 180 days;
  mapping (address => User) public users;
  mapping (uint => address) public userAddresses;
  uint public last_uid;
  mapping (uint => uint) public levelPrice;
  mapping (uint => uint) public levelnetPrice;
  mapping (uint => uint) public uplinesToRcvEth;
  mapping (address => ProfitsRcvd) public rcvdProfits;
  mapping (address => ProfitsGiven) public givenProfits;
  mapping (address => LostProfits) public lostProfits;
  address payable private contract1 = msg.sender;
  address payable private contract2 = msg.sender;
  uint256 public launchtime = 1590168600;
  
  struct User {
    uint id;
    uint referrerID;
    address[] referrals;
    mapping (uint => uint) levelExpiresAt;
  }

    struct ProfitsRcvd {
    uint uid;
    uint[] fromId;
    address[] fromAddr;
    uint[] amount;
  }
  
  struct LostProfits {
    uint uid;
    uint[] toId;
    address[] toAddr;
    uint[] amount;
    uint[] level;
  }
  
  struct ProfitsGiven {
    uint uid;
    uint[] toId;
    address[] toAddr;
    uint[] amount;
    uint[] level;
    uint[] line;
  }

  modifier validLevelAmount(uint _level) {
    require(msg.value == levelPrice[_level], 'Invalid pool amount sent');
    _;
  }
  modifier userRegistered() {
    require(users[msg.sender].id != 0, 'User does not exist');
    _;
  }
  modifier validReferrerID(uint _referrerID) {
    require(_referrerID > 0 && _referrerID <= last_uid, 'Invalid referrer ID');
    _;
  }
  modifier userNotRegistered() {
    require(users[msg.sender].id == 0, 'User is already registered');
    _;
  }
  modifier validLevel(uint _level) {
    require(_level > 0 && _level <= MAX_LEVEL, 'Invalid level entered');
    _;
  }
  event RegisterUserEvent(address indexed user, address indexed referrer, uint time);
  event BuyLevelEvent(address indexed user, uint indexed level, uint time);
  event GetLevelProfitEvent(address indexed user, address indexed referral, uint indexed level, uint time);
  event LostLevelProfitEvent(address indexed user, address indexed referral, uint indexed level, uint time);

  constructor() public {
    last_uid++;
    creator = msg.sender;
    levelPrice[1] = 0.03 ether;
    levelPrice[2] = 0.06 ether;
    levelPrice[3] = 0.30 ether;
    levelPrice[4] = 0.70 ether;
    levelPrice[5] = 1.50 ether;
    levelPrice[6] = 3.00 ether;
    levelPrice[7] = 5.00 ether;
    levelPrice[8] = 7.00 ether;
    levelPrice[9] = 10.00 ether;
    
    levelnetPrice[1] = 0.0294 ether;
    levelnetPrice[2] = 0.0588 ether;
    levelnetPrice[3] = 0.294 ether;
    levelnetPrice[4] = 0.686 ether;
    levelnetPrice[5] = 1.47 ether;
    levelnetPrice[6] = 2.94 ether;
    levelnetPrice[7] = 4.90 ether;
    levelnetPrice[8] = 6.86 ether;
    levelnetPrice[9] = 9.80 ether;
    
    uplinesToRcvEth[1] = 1;
    uplinesToRcvEth[2] = 2;
    uplinesToRcvEth[3] = 3;
    uplinesToRcvEth[4] = 4;
    uplinesToRcvEth[5] = 5;
    uplinesToRcvEth[6] = 6;
    uplinesToRcvEth[7] = 7;
    uplinesToRcvEth[8] = 8;
    uplinesToRcvEth[9] = 9;

    users[creator] = User({
      id: last_uid,
      referrerID: 0,
      referrals: new address[](0)
    });
    userAddresses[last_uid] = creator;
    // enter all levels expiry for creator
    for (uint i = 1; i <= MAX_LEVEL; i++) {
      users[creator].levelExpiresAt[i] = 1 << 37;
    }
  }


  function registerUser(uint _referrerID) public payable userNotRegistered() validReferrerID(_referrerID) validLevelAmount(1)
  {
    require(now >= launchtime);
    if (users[userAddresses[_referrerID]].referrals.length >= REFERRALS_LIMIT) {
      _referrerID = users[findReferrer(userAddresses[_referrerID])].id;
    }
    last_uid++;
    users[msg.sender] = User({
      id: last_uid,
      referrerID: _referrerID,
      referrals: new address[](0)
    });
    

    userAddresses[last_uid] = msg.sender;
    users[msg.sender].levelExpiresAt[1] = now + LEVEL_EXPIRE_TIME;
    users[userAddresses[_referrerID]].referrals.push(msg.sender);
      uint256 _txns = SafeMath.mul(msg.value, 2);
      uint256 _txn = SafeMath.div(_txns, 100);
      uint256 _txnfinal = SafeMath.div(_txn, 2);
      contract1.transfer(_txnfinal);
      contract2.transfer(_txnfinal);
      transferLevelPayment(1, msg.sender);
      emit RegisterUserEvent(msg.sender, userAddresses[_referrerID], now);
  }

  function buyLevel(uint _level)
    public
    payable
    userRegistered()
    validLevel(_level)
    validLevelAmount(_level)
  {
    require(now >= launchtime);
    for (uint l = _level - 1; l > 0; l--) {
      require(getUserLevelExpiresAt(msg.sender, l) >= now, 'Buy previous level first');
    }
    if (getUserLevelExpiresAt(msg.sender, _level) == 0) {
      users[msg.sender].levelExpiresAt[_level] = now + LEVEL_EXPIRE_TIME;
    } else {
      users[msg.sender].levelExpiresAt[_level] += LEVEL_EXPIRE_TIME;
    }

      uint256 _txns = SafeMath.mul(msg.value, 2);
      uint256 _txn = SafeMath.div(_txns, 100);
      uint256 _txnfinal = SafeMath.div(_txn, 2);
      contract1.transfer(_txnfinal);
      contract2.transfer(_txnfinal);
      
    transferLevelPayment(_level, msg.sender);
    emit BuyLevelEvent(msg.sender, _level, now);
  }

  function findReferrer(address _user) public view returns(address)
  {
    if (users[_user].referrals.length < REFERRALS_LIMIT) {
      return _user;
    }

    address[21844] memory referrals;
    referrals[0] = users[_user].referrals[0];
    referrals[1] = users[_user].referrals[1];
    referrals[2] = users[_user].referrals[2];
    referrals[3] = users[_user].referrals[3];

    address referrer;

    for (uint i = 0; i < 349524; i++) {
      if (users[referrals[i]].referrals.length < REFERRALS_LIMIT) {
        referrer = referrals[i];
        break;
      }

      if (i >= 87381) {
        continue;
      }

      referrals[(i+1)*4] = users[referrals[i]].referrals[0];
      referrals[(i+1)*4+1] = users[referrals[i]].referrals[1];
      referrals[(i+1)*4+2] = users[referrals[i]].referrals[2];
      referrals[(i+1)*4+3] = users[referrals[i]].referrals[3];
    }

    require(referrer != address(0), 'Referrer not found');
    return referrer;
  }


  function transferLevelPayment(uint _level, address _user) internal {
    uint height = _level;
    address referrer = getUserUpline(_user, height);

    if (referrer == address(0)) { referrer = creator; }
   
    uint uplines = uplinesToRcvEth[_level];
    bool chkLostProfit = false;
    address lostAddr;
    for (uint i = 1; i <= uplines; i++) {
      referrer = getUserUpline(_user, i);
      
      if(chkLostProfit){
        lostProfits[lostAddr].uid = users[referrer].id;
        lostProfits[lostAddr].toId.push(users[referrer].id);
        lostProfits[lostAddr].toAddr.push(referrer);
        //lostProfits[lostAddr].amount.push(levelPrice[_level] / uplinesToRcvEth[_level]);
        lostProfits[lostAddr].amount.push(levelnetPrice[_level] / uplinesToRcvEth[_level]);
        lostProfits[lostAddr].level.push(getUserLevel(referrer));
        chkLostProfit = false;
        
        emit LostLevelProfitEvent(referrer, msg.sender, _level, 0);
      }
      
      if (referrer != address(0) && (users[_user].levelExpiresAt[_level] == 0 || getUserLevelExpiresAt(referrer, _level) < now)) {
        chkLostProfit = true;
        uplines++;
        lostAddr = referrer;
        continue;
      }
      else {chkLostProfit = false;}
      
      //add msg.value / uplinesToRcvEth[_level] in user's earned
      
      if (referrer == address(0)) { referrer = creator; }
      uint256 _txns = SafeMath.mul(msg.value, 2);
      uint256 _txn = SafeMath.div(_txns, 100);
      uint256 _taxedEthereum = SafeMath.sub(msg.value, _txn);
      if (address(uint160(referrer)).send( _taxedEthereum / uplinesToRcvEth[_level] )) {
        rcvdProfits[referrer].uid = users[referrer].id;
        rcvdProfits[referrer].fromId.push(users[msg.sender].id);
        rcvdProfits[referrer].fromAddr.push(msg.sender);
        //rcvdProfits[referrer].amount.push(levelPrice[_level] / uplinesToRcvEth[_level]);
        rcvdProfits[referrer].amount.push(levelnetPrice[_level] / uplinesToRcvEth[_level]);
        
        givenProfits[msg.sender].uid = users[msg.sender].id;
        givenProfits[msg.sender].toId.push(users[referrer].id);
        givenProfits[msg.sender].toAddr.push(referrer);
        //givenProfits[msg.sender].amount.push(levelPrice[_level] / uplinesToRcvEth[_level]);
        givenProfits[msg.sender].amount.push(levelnetPrice[_level] / uplinesToRcvEth[_level]);
        givenProfits[msg.sender].level.push(getUserLevel(referrer));
        givenProfits[msg.sender].line.push(i);
        
        emit GetLevelProfitEvent(referrer, msg.sender, _level, now);
      }
    }
  }

    function setContract1(address payable _contract1) public {
      require(msg.sender==creator);
      contract1 = _contract1;
    }
    
      function setContract2(address payable _contract2) public {
      require(msg.sender==creator);
      contract2 = _contract2;
    }
    
      function setLaunchTime(uint256 _LaunchTime) public {
      require(msg.sender==creator);
      launchtime = _LaunchTime;
    }

  function getUserUpline(address _user, uint height)
    public
    view
    returns (address)
  {
    if (height <= 0 || _user == address(0)) {
      return _user;
    }

    return this.getUserUpline(userAddresses[users[_user].referrerID], height - 1);
  }

  function getUserReferrals(address _user)
    public
    view
    returns (address[] memory)
  {
    return users[_user].referrals;
  }
  
  
  function getUserProfitsFromId(address _user)
    public
    view
    returns (uint[] memory)
  {
      return rcvdProfits[_user].fromId;
  }
  
  function getUserProfitsFromAddr(address _user)
    public
    view
    returns (address[] memory)
  {
      return rcvdProfits[_user].fromAddr;
  }
  
  function getUserProfitsAmount(address _user)
    public
    view
    returns (uint256[] memory)
  {
      return rcvdProfits[_user].amount;
  }
  
  
  
  function getUserProfitsGivenToId(address _user)
    public
    view
    returns (uint[] memory)
  {
      return givenProfits[_user].toId;
  }
  
  function getUserProfitsGivenToAddr(address _user)
    public
    view
    returns (address[] memory)
  {
      return givenProfits[_user].toAddr;
  }
  
  function getUserProfitsGivenToAmount(address _user)
    public
    view
    returns (uint[] memory)
  {
      return givenProfits[_user].amount;
  }
  
  function getUserProfitsGivenToLevel(address _user)
    public
    view
    returns (uint[] memory)
  {
      return givenProfits[_user].level;
  }
  
  function getUserProfitsGivenToLine(address _user)
    public
    view
    returns (uint[] memory)
  {
      return givenProfits[_user].line;
  }
  
  
  function getUserLostsToId(address _user)
    public
    view
    returns (uint[] memory)
  {
    return (lostProfits[_user].toId);
  }
  
  function getUserLostsToAddr(address _user)
    public
    view
    returns (address[] memory)
  {
    return (lostProfits[_user].toAddr);
  }
  
  function getUserLostsAmount(address _user)
    public
    view
    returns (uint[] memory)
  {
    return (lostProfits[_user].amount);
  }
  
  function getUserLostsLevel(address _user)
    public
    view
    returns (uint[] memory)
  {
    return (lostProfits[_user].level);
  }
  

  function getUserLevelExpiresAt(address _user, uint _level)
    public
    view
    returns (uint)
  {
    return users[_user].levelExpiresAt[_level];
  }

  

  function () external payable {
    revert();
  }
  
  
  function getUserLevel (address _user) public view returns (uint) {
      if (getUserLevelExpiresAt(_user, 1) < now) {
          return (0);
      }
      else if (getUserLevelExpiresAt(_user, 2) < now) {
          return (1);
      }
      else if (getUserLevelExpiresAt(_user, 3) < now) {
          return (2);
      }
      else if (getUserLevelExpiresAt(_user, 4) < now) {
          return (3);
      }
      else if (getUserLevelExpiresAt(_user, 5) < now) {
          return (4);
      }
      else if (getUserLevelExpiresAt(_user, 6) < now) {
          return (5);
      }
      else if (getUserLevelExpiresAt(_user, 7) < now) {
          return (6);
      }
      else if (getUserLevelExpiresAt(_user, 8) < now) {
          return (7);
      }
      else if (getUserLevelExpiresAt(_user, 9) < now) {
          return (8);
      }
      else if (getUserLevelExpiresAt(_user, 10) < now) {
          return (9);
      }
  }
  
  function getUserDetails (address _user) public view returns (uint, uint) {
      if (getUserLevelExpiresAt(_user, 1) < now) {
          return (1, users[_user].id);
      }
      else if (getUserLevelExpiresAt(_user, 2) < now) {
          return (2, users[_user].id);
      }
      else if (getUserLevelExpiresAt(_user, 3) < now) {
          return (3, users[_user].id);
      }
      else if (getUserLevelExpiresAt(_user, 4) < now) {
          return (4, users[_user].id);
      }
      else if (getUserLevelExpiresAt(_user, 5) < now) {
          return (5, users[_user].id);
      }
      else if (getUserLevelExpiresAt(_user, 6) < now) {
          return (6, users[_user].id);
      }
      else if (getUserLevelExpiresAt(_user, 7) < now) {
          return (7, users[_user].id);
      }
      else if (getUserLevelExpiresAt(_user, 8) < now) {
          return (8, users[_user].id);
      }
      else if (getUserLevelExpiresAt(_user, 9) < now) {
          return (9, users[_user].id);
      }
  }
  
}

library SafeMath {
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        if (a == 0) {
            return 0;
        }
        uint256 c = a * b;
        assert(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;
    }
}

{
  "compilationTarget": {
    "NextLevelAce.sol": "NextLevelAce"
  },
  "evmVersion": "petersburg",
  "libraries": {},
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "remappings": []
}