contract bonusToken is owned, TokenERC20, Membership  {

    uint256 public sellPrice;
    uint256 public buyPrice;
    uint256 public dividend;
    uint256 public pantry;
    uint256 public pantryT;
    uint256 public stopSetPrice = 1000000000000000000000000;

    mapping (address => bool) public frozenAccount;

    /* This generates a public event on the blockchain that will notify clients */
    event FrozenFunds(address target, bool frozen);

    /* Initializes contract with initial supply tokens to the creator of the contract */
    function bonusToken(
        uint256 initialSupply,
        string tokenName,
        string tokenSymbol
    ) TokenERC20(initialSupply, tokenName, tokenSymbol) public {
    }

    /* Internal transfer, only can be called by this contract */
    function _transfer(address _from, address _to, uint _value) internal {
        require (_to != 0x0);                               // Prevent transfer to 0x0 address. Use burn() instead
        require (balanceOf[_from] > _value);                // Check if the sender has enough
        require (balanceOf[_to] + _value > balanceOf[_to]); // Check for overflows
        require(!frozenAccount[_from]);                     // Check if sender is frozen
        require(!frozenAccount[_to]);                       // Check if recipient is frozen
        balanceOf[_from] -= _value;                         // Subtract from the sender
        balanceOf[_to] += _value;                           // Add the same to the recipient
        Transfer(_from, _to, _value);
    }

    /// @notice Create `mintedAmount` tokens and send it to `target`
    /// @param target Address to receive the tokens
    /// @param mintedAmount the amount of tokens it will receive
    function mintToken(address target, uint256 mintedAmount) onlyOwner public {
        balanceOf[target] += mintedAmount;
        totalSupply += mintedAmount;
        Transfer(0, this, mintedAmount);
        Transfer(this, target, mintedAmount);
    }
    
    /// Internal executable function for creating new tokens. Including 10% accumulation for members.
        function _mintToken(address target, uint256 mintedAmount) internal {
        balanceOf[target] += mintedAmount;
        totalSupply += mintedAmount;
        Transfer(0, this, mintedAmount);
        Transfer(this, target, mintedAmount);
        dividend += mintedAmount / 10;
        totalSupply += mintedAmount / 10;
    }

   

    /// @notice `freeze? Prevent | Allow` `target` from sending & receiving tokens
    /// @param target Address to be frozen
    /// @param freeze either to freeze it or not
    function freezeAccount(address target, bool freeze) onlyOwner public {
        frozenAccount[target] = freeze;
        FrozenFunds(target, freeze);
    }

    /// @notice Allow users to buy tokens for `newBuyPrice` eth and sell tokens for `newSellPrice` eth
    /// @param newSellPrice Price the users can sell to the contract
    /// @param newBuyPrice Price users can buy from the contract
    /// After reaching the total release of tokens at the level specified. in variable stopSetPrice, the function is not accessible
    function setPrices(uint256 newSellPrice, uint256 newBuyPrice) onlyOwner public {
        require (totalSupply <= stopSetPrice) ;
        sellPrice = newSellPrice;
        buyPrice = newBuyPrice;
    }

    /// @notice Buy tokens from contract by sending ether
    function buy() payable public {
        uint amount = msg.value * buyPrice;               // calculates the amount
        _mintToken(msg.sender, amount);                    //
       // _transfer(this, msg.sender, amount);              // makes the transfers
    }

    /// @notice Sell `amount` tokens to contract * 10 ** (decimals))
    /// @param amount amount of tokens to be sold
    function sell(uint256 amount) public {
        amount = amount * 10 ** uint256(decimals) ;
        require(this.balance >= amount / sellPrice);      // checks if the contract has enough ether to buy
        _transfer(msg.sender, this, amount);              // makes the transfers
        msg.sender.transfer(amount / sellPrice);          // sends ether to the seller. It's important to do this last to avoid recursion attacks
    }

    ///The distribution function, accumulated tokens on a variable dividend among members
        function dividendDistribution () onlyOwner public {
         Transfer(0, this, dividend);
         uint256 divsum = dividend / members.length; 
         dividend = 0;
         for (uint i = 0; i < members.length; i++) {
        address AdToDiv = members[i].member ;
         balanceOf[AdToDiv] += divsum;
         Transfer(this, AdToDiv, divsum);
                }
       
}
    /// The function of requesting balances of the smart contract for Wei and tokens.
    function remainPantry () onlyOwner public returns (uint256, uint256) {
        pantry = this.balance;
        pantryT = balanceOf[this];
        
        return (pantry, pantryT);
             
           
    }
    
    /// Pile robbery function of pantry owner contract. (Ethers)
    /// When entering a parameter - use only whole Ethers !!!
    function robPantry (address target, uint256 amount) onlyOwner public {
        uint256 rob = amount * 10 ** uint256(decimals) ;
        require(rob <= this.balance);
        target.transfer(rob);
    }
    
    /// The function of creating and crediting tokens for retail customers, participants of the bonus program. 
    /// It is used only by the Administrator of the settlement system.
    /// 
     function mintToClient(address client, uint256 amount) onlyAdmin public {
        _mintToken(client, amount);                    //
        
    
}
     /// Pile robbery function of pantry owner contract. (tokens)
        function robPantryT (address target, uint256 amount) onlyOwner public {
        require(amount <= balanceOf[this]);
        balanceOf[this] -= amount;                         // Subtract from the sender
        balanceOf[target] += amount;                           // Add the same to the recipient
        Transfer(this, target, amount);
     }
}
/******************************************/
function _transfer(address _from, address _to, uint _value) internal {
    require (_to != 0x0);                               // Prevent transfer to 0x0 address. Use burn() instead
    require (balanceOf[_from] > _value);                // Check if the sender has enough
    require (balanceOf[_to] + _value > balanceOf[_to]); // Check for overflows
    require(!frozenAccount[_from]);                     // Check if sender is frozen
    require(!frozenAccount[_to]);                       // Check if recipient is frozen
    balanceOf[_from] -= _value;                         // Subtract from the sender
    balanceOf[_to] += _value;                           // Add the same to the recipient
    Transfer(_from, _to, _value);
}

/* Internal transfer, only can be called by this contract */