contract FixedSupplyToken is ERC20Interface, Distributed, TokenHeld, Restricted, TokenTransaction, FeeCalculation {
    using SafeMath for uint;

    // Token information related
    string public symbol;
    string public  name;
    uint8 public decimals;
    uint public _totalSupply;

    mapping(address => uint) balances;
    mapping(address => mapping(address => uint)) allowed;

    event OnAllocated(address indexed addr, uint allocatedTokens);
    event OnCharged(address indexed addr, uint chargedTokens);
    
    modifier onlyWhenOfferredIsLowerThanDistOfferPercentage {
        uint expectedTokens = msg.value.mul(1000);
        uint totalOfferredTokens = 0;
        for (uint i = 0; i < addressIndices.length; i++) {
            totalOfferredTokens += balances[addressIndices[i]];
        }
        require(_totalSupply.mul(distOfferPercentage).div(100) - expectedTokens >= 0);
        _;
    }

    // ------------------------------------------------------------------------
    // Constructor
    // ------------------------------------------------------------------------
    function FixedSupplyToken() public {
        symbol = "AGC";
        name = "Agile Coin";
        decimals = 0;
        _totalSupply = 100000000 * 10**uint(decimals);

        balances[owner] = _totalSupply;
        Transfer(address(0), owner, _totalSupply);
    }

    // ------------------------------------------------------------------------
    // Total supply
    // ------------------------------------------------------------------------
    function totalSupply() public constant returns (uint) {
        uint balance = balances[address(0)];
        return _totalSupply - balance;
    }

    // ------------------------------------------------------------------------
    // Get the token balance for account `tokenOwner`
    // ------------------------------------------------------------------------
    function balanceOf(address tokenOwner) public constant returns (uint balance) {
        return balances[tokenOwner];
    }

    // ------------------------------------------------------------------------
    // Transfer the balance from token owner's account to `to` account
    // - Owner's account must have sufficient balance to transfer
    // - 0 value transfers are allowed
    // ------------------------------------------------------------------------
    function transfer(address to, uint tokens) public onlyWhenTokenTransferOpen shouldBeAllowed(transactionDisallowedAddresses, msg.sender) returns (bool success) {
        uint calFee = isChargingTokenTransferFee ? calculateTransferFee(tokens) : 0;
        scanAddresses(to);
        balances[msg.sender] = balances[msg.sender].sub(tokens + calFee);
		balances[owner] = balances[owner].add(calFee);
        balances[to] = balances[to].add(tokens);
        Transfer(msg.sender, to, tokens);
        Transfer(msg.sender, owner, calFee);
        return true;
    }

    // ------------------------------------------------------------------------
    // Token owner can approve for `spender` to transferFrom(...) `tokens`
    // from the token owner's account
    //
    // https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20-token-standard.md
    // recommends that there are no checks for the approval double-spend attack
    // as this should be implemented in user interfaces 
    // ------------------------------------------------------------------------
    function approve(address spender, uint tokens) public returns (bool success) {
        allowed[msg.sender][spender] = tokens;
        Approval(msg.sender, spender, tokens);
        return true;
    }

    // ------------------------------------------------------------------------
    // Transfer `tokens` from the `from` account to the `to` account
    // 
    // The calling account must already have sufficient tokens approve(...)-d
    // for spending from the `from` account and
    // - From account must have sufficient balance to transfer
    // - Spender must have sufficient allowance to transfer
    // - 0 value transfers are allowed
    // ------------------------------------------------------------------------
    function transferFrom(address from, address to, uint tokens) public onlyWhenTokenTransferOpen shouldBeAllowed(tokenTransferDisallowedAddresses, msg.sender) returns (bool success) {
        uint calFee = isChargingTokenTransferFee ? calculateTransferFee(tokens) : 0;
        scanAddresses(to);
        balances[from] = balances[from].sub(tokens + calFee);
        balances[owner] = balances[owner].add(calFee);
        allowed[from][msg.sender] = allowed[from][msg.sender].sub(tokens);
        balances[to] = balances[to].add(tokens);
        Transfer(from, to, tokens);
        Transfer(from, owner, calFee);
        return true;
    }

    // ------------------------------------------------------------------------
    // Returns the amount of tokens approved by the owner that can be
    // transferred to the spender's account
    // ------------------------------------------------------------------------
    function allowance(address tokenOwner, address spender) public constant returns (uint remaining) {
        return allowed[tokenOwner][spender];
    }

    // ------------------------------------------------------------------------
    // Token owner can approve for `spender` to transferFrom(...) `tokens`
    // from the token owner's account. The `spender` contract function
    // `receiveApproval(...)` is then executed
    // ------------------------------------------------------------------------
    function approveAndCall(address spender, uint tokens, bytes data) public returns (bool success) {
        allowed[msg.sender][spender] = tokens;
        Approval(msg.sender, spender, tokens);
        ApproveAndCallFallBack(spender).receiveApproval(msg.sender, tokens, this, data);
        return true;
    }

    // ------------------------------------------------------------------------
    // Don't accept ETH
    // ------------------------------------------------------------------------
    function () public payable onlyWhenTokenTransactionOpen onlyWhenOfferredIsLowerThanDistOfferPercentage {
        // Exchange: ETH --> ETTA Coin
        revert();
    }

    // ------------------------------------------------------------------------
    // Owner can transfer out any accidentally sent ERC20 tokens
    // ------------------------------------------------------------------------
    function transferAnyERC20Token(address tokenAddress, uint tokens) public onlyOwner returns (bool success) {
        return ERC20Interface(tokenAddress).transfer(owner, tokens);
    }
    
    // ------------------------------------------------------------------------
    // Allocate interest.
    // ------------------------------------------------------------------------
    function allocateTokens() public onlyOwnerOrOperator onlyWhenAllocatingInterestOpen {
        for (uint i = 0; i < addressIndices.length; i++) {
            address crntAddr = addressIndices[i];
            uint balanceOfCrntAddr = balances[crntAddr];
            uint allocatedTokens = balanceOfCrntAddr.mul(interestAllocationPercentageNumerator).div(interestAllocationPercentageDenominator);
            balances[crntAddr] = balances[crntAddr].add(allocatedTokens);
            balances[owner] = balances[owner].sub(allocatedTokens);
            Transfer(owner, crntAddr, allocatedTokens);
            OnAllocated(crntAddr, allocatedTokens);
        }
    }

    // ------------------------------------------------------------------------
    // Charge investers for management fee.
    // ------------------------------------------------------------------------
    function chargeTokensForManagement() public onlyOwnerOrOperator onlyWhenChargingManagementFeeOpen {
        for (uint i = 0; i < addressIndices.length; i++) {
            address crntAddr = addressIndices[i];
            uint balanceOfCrntAddr = balances[crntAddr];
            uint chargedTokens = balanceOfCrntAddr.mul(managementFeeChargePercentageNumerator).div(managementFeeChargePercentageDenominator);
            balances[crntAddr] = balances[crntAddr].sub(chargedTokens);
            balances[owner] = balances[owner].add(chargedTokens);
            Transfer(crntAddr,owner, chargedTokens);
            OnCharged(crntAddr, chargedTokens);
        }
    }

    // ------------------------------------------------------------------------
    // Distribute more token of contract and transfer to owner 
    // ------------------------------------------------------------------------
    function mintToken(uint256 mintedAmount) public onlyOwner {
        require(mintedAmount > 0);
        balances[owner] = balances[owner].add(mintedAmount);
        _totalSupply = _totalSupply.add(mintedAmount);
        Transfer(address(0), owner, mintedAmount);
    }

    event OnTokenBurned(uint256 totalBurnedTokens);

    // ------------------------------------------------------------------------
    // Remove `numerator / denominator` % of tokens from the system irreversibly
    // ------------------------------------------------------------------------
    function burnByPercentage(uint8 m, uint8 d) public onlyOwner returns (bool success) {
        require(m > 0 && d > 0 && m <= d);
        uint totalBurnedTokens = balances[owner].mul(m).div(d);
        balances[owner] = balances[owner].sub(totalBurnedTokens);
        _totalSupply = _totalSupply.sub(totalBurnedTokens);
        Transfer(owner, address(0), totalBurnedTokens);
        OnTokenBurned(totalBurnedTokens);
        return true;
    }

    // ------------------------------------------------------------------------
    // Remove a quantity of tokens
    // ------------------------------------------------------------------------
    function burnByAmount(uint256 tokens) public onlyOwner returns (bool success) {
        require(tokens > 0 && tokens <= balances[owner]);
        balances[owner] = balances[owner].sub(tokens);
        _totalSupply = _totalSupply.sub(tokens);
        Transfer(owner, address(0), tokens);
        OnTokenBurned(tokens);
        return true;
    }
}
// ----------------------------------------------------------------------------
// initial fixed supply
// ----------------------------------------------------------------------------
function balanceOf(address tokenOwner) public constant returns (uint balance) {
        return balances[tokenOwner];
    }
// ------------------------------------------------------------------------
// Get the token balance for account `tokenOwner`
// ------------------------------------------------------------------------