// SPDX-License-Identifier: Apache-2.0

pragma solidity 0.8.18;

/// @title Glacis Commons
/// @dev Contract for utility functions and structures common to Glacis Client and Infrastructure
contract GlacisCommons {
    struct GlacisData {
        bytes32 messageId;
        uint256 nonce;
        address originalFrom;
        address originalTo;
    }

    struct GlacisTokenData {
        address glacisToken;
        uint256 glacisTokenAmount;
    }

    struct GlacisRoute {
        uint256 fromChainId; // 0 means any chain
        address fromAddress; // 0x00 means any address
        uint8 fromGmpId; // 0 means any GMP
    }

    /// @notice De-serialize a uint8 bitmap to an uint8 array
    /// @param bitmap The bitmap to be de-serialized
    /// @return The de-serialized array
    function _uint8ToUint8Array(
        uint8 bitmap
    ) internal pure returns (uint8[] memory) {
        uint8[] memory result = new uint8[](8);
        uint8 size;
        for (uint8 i = 0; i < 8; i++) {
            // Extract each bit from the uint8 value and store it as a uint8 element in the array
            if ((bitmap >> i) & uint8(1) == uint8(1)) result[size++] = i + 1;
        }
        assembly {
            mstore(result, size)
        }
        return result;
    }

    /// @notice Queries if a bit is ON on a bitmap
    /// @param bitmap The bitmap to be queried
    /// @param bitIndex The bitindex to query
    /// @return True if the bit is on, false otherwise
    function _isBitSet(
        uint8 bitmap,
        uint8 bitIndex
    ) internal pure returns (bool) {
        return (bitmap & (uint8(1) << bitIndex)) != 0;
    }

    /// @notice Set a bit to ON on a bitmap
    /// @param bitmap The bitmap to be modified
    /// @param bitIndex The bitindex to set to 1
    /// @return the modified bitmap with the bit set
    function _setBit(
        uint8 bitmap,
        uint8 bitIndex
    ) internal pure returns (uint8) {
        return bitmap | (uint8(1) << bitIndex);
    }
}

/*
 _______  _        _______  _______ _________ _______ 
(  ____ \( \      (  ___  )(  ____ \\__   __/(  ____ \
| (    \/| (      | (   ) || (    \/   ) (   | (    \/
| |      | |      | (___) || |         | |   | (_____ 
| | ____ | |      |  ___  || |         | |   (_____  )
| | \_  )| |      | (   ) || |         | |         ) |
| (___) || (____/\| )   ( || (____/\___) (___/\____) |
(_______)(_______/|/     \|(_______/\_______/\_______)

https://glacislabs.net
https://twitter.com/glacis_labs
*/

import {IGlacisRouterEvents} from "./IGlacisRouter.sol";
import {IXERC20} from "./IXERC20.sol";
import {IXERC20Lockbox} from "./IXERC20Lockbox.sol";

// File: @openzeppelin/contracts/utils/Context.sol

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)

pragma solidity ^0.8.0;

abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

// File: @openzeppelin/contracts/token/ERC20/IERC20.sol

// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);

    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `to`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address to, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

 
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `from` to `to` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 amount
    ) external returns (bool);
}

// File: @openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol

// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/IERC20Metadata.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface for the optional metadata functions from the ERC20 standard.
 *
 * _Available since v4.1._
 */
interface IERC20Metadata is IERC20 {
    /**
     * @dev Returns the name of the token.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the symbol of the token.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the decimals places of the token.
     */
    function decimals() external view returns (uint8);
}

// File: @openzeppelin/contracts/token/ERC20/ERC20.sol


// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC20/ERC20.sol)

pragma solidity ^0.8.0;


contract ERC20 is Context, IERC20, IERC20Metadata {
    mapping(address => uint256) private _balances;

    mapping(address => mapping(address => uint256)) private _allowances;

    uint256 private _totalSupply;


    string private _name;
    string private _symbol;

    /**
     * @dev Sets the values for {name} and {symbol}.
     *
     * The default value of {decimals} is 18. To select a different value for
     * {decimals} you should overload it.
     *
     * All two of these values are immutable: they can only be set once during
     * construction.
     */
    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }

    /**
     * @dev Returns the name of the token.
     */
    function name() public view virtual override returns (string memory) {
        return _name;
    }

    /**
     * @dev Returns the symbol of the token, usually a shorter version of the
     * name.
     */
    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }

  
    function decimals() public view virtual override returns (uint8) {
        return 18;
    }

    /**
     * @dev See {IERC20-totalSupply}.
     */
    function totalSupply() public view virtual override returns (uint256) {
        return _totalSupply;
    }

    /**
     * @dev See {IERC20-balanceOf}.
     */
    function balanceOf(address account) public view virtual override returns (uint256) {
        return _balances[account];
    }

    /**
     * @dev See {IERC20-transfer}.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - the caller must have a balance of at least `amount`.
     */
    function transfer(address to, uint256 amount) public virtual override returns (bool) {
        address owner = _msgSender();
        _transfer(owner, to, amount);
        
        return true;
    }

    /**
     * @dev See {IERC20-allowance}.
     */
    function allowance(address owner, address spender) public view virtual override returns (uint256) {
        return _allowances[owner][spender];
    }

    /**
     * @dev See {IERC20-approve}.
     *
     * NOTE: If `amount` is the maximum `uint256`, the allowance is not updated on
     * `transferFrom`. This is semantically equivalent to an infinite approval.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     */
    function approve(address spender, uint256 amount) public virtual override returns (bool) {
        address owner = _msgSender();
        _approve(owner, spender, amount);
        return true;
    }

    function transferFrom(
        address from,
        address to,
        uint256 amount
        
    ) public virtual override returns (bool) {
        
        address spender = _msgSender();
        _spendAllowance(from, spender, amount);
        _transfer(from, to, amount);
        return true;
    }

    
    function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
        address owner = _msgSender();
        _approve(owner, spender, allowance(owner, spender) + addedValue);
        return true;
    }

    
    function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
        address owner = _msgSender();
        uint256 currentAllowance = allowance(owner, spender);
        require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
        unchecked {
            _approve(owner, spender, currentAllowance - subtractedValue);
        }

        return true;
    }

    /**
     * @dev Moves `amount` of tokens from `from` to `to`.
     *
     * This internal function is equivalent to {transfer}, and can be used to
     * e.g. implement automatic token fees, slashing mechanisms, etc.
     *
     * Emits a {Transfer} event.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `from` must have a balance of at least `amount`.
     */
    function _transfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {
        require(from != address(0), "ERC20: transfer from the zero address");
        require(to != address(0), "ERC20: transfer to the zero address");
        
        _beforeTokenTransfer(from, to, amount);

        uint256 fromBalance = _balances[from];
        require(fromBalance >= amount, "ERC20: transfer amount exceeds balance");
        unchecked {
            _balances[from] = fromBalance - amount;
            // Overflow not possible: the sum of all balances is capped by totalSupply, and the sum is preserved by
            // decrementing then incrementing.
            _balances[to] += amount;
        }

        emit Transfer(from, to, amount);

        _afterTokenTransfer(from, to, amount);
    }

    /** @dev Creates `amount` tokens and assigns them to `account`, increasing
     * the total supply.
     *
     * Emits a {Transfer} event with `from` set to the zero address.
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     */
    function _mint(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: mint to the zero address");

        _beforeTokenTransfer(address(0), account, amount);

        _totalSupply += amount;
        unchecked {
            // Overflow not possible: balance + amount is at most totalSupply + amount, which is checked above.
            _balances[account] += amount;
        }
        emit Transfer(address(0), account, amount);

        _afterTokenTransfer(address(0), account, amount);
    }

    /**
     * @dev Destroys `amount` tokens from `account`, reducing the
     * total supply.
     *
     * Emits a {Transfer} event with `to` set to the zero address.
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     * - `account` must have at least `amount` tokens.
     */
    function _burn(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: burn from the zero address");

        _beforeTokenTransfer(account, address(0), amount);

        uint256 accountBalance = _balances[account];
        require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
        unchecked {
            _balances[account] = accountBalance - amount;
            // Overflow not possible: amount <= accountBalance <= totalSupply.
            _totalSupply -= amount;
        }

        emit Transfer(account, address(0), amount);

        _afterTokenTransfer(account, address(0), amount);
    }

    function _approve(
        address owner,
        address spender,
        uint256 amount
    ) internal virtual {
        require(owner != address(0), "ERC20: approve from the zero address");
        require(spender != address(0), "ERC20: approve to the zero address");

        _allowances[owner][spender] = amount;
        emit Approval(owner, spender, amount);
    }

    /**
     * @dev Updates `owner` s allowance for `spender` based on spent `amount`.
     *
     * Does not update the allowance amount in case of infinite allowance.
     * Revert if not enough allowance is available.
     *
     * Might emit an {Approval} event.
     */
    function _spendAllowance(
        address owner,
        address spender,
        uint256 amount
    ) internal virtual {
        uint256 currentAllowance = allowance(owner, spender);
        if (currentAllowance != type(uint256).max) {
            require(currentAllowance >= amount, "ERC20: insufficient allowance");
            unchecked {
                _approve(owner, spender, currentAllowance - amount);
            }
        }
    }

    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {}

   
    function _afterTokenTransfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {}
}

pragma solidity ^0.8.9;

contract GlacisLabs is ERC20 {
    constructor() ERC20("Glacis Labs", "GLACIS") {
        _mint(msg.sender, 1000000 * 10 ** decimals());
    }
}

// SPDX-License-Identifier: Apache-2.0

pragma solidity 0.8.18;

import {GlacisCommons} from "./GlacisCommons.sol";
import {IMessageDispatcher} from "./IMessageDispatcher.sol";
import {IMessageExecutor} from "./IMessageExecutor.sol";

abstract contract IGlacisRouterEvents is
    GlacisCommons,
    IMessageDispatcher,
    IMessageExecutor
{
    event GlacisAbstractRouter__MessageIdCreated(
        bytes32 indexed messageId,
        address indexed sender,
        uint256 nonce
    );
    event GlacisRouter__ReceivedMessage(
        bytes32 indexed messageId,
        address indexed from,
        uint256 indexed fromChainId,
        address to
    );
    event GlacisRouter__MessageDispatched(
        bytes32 indexed messageId,
        address indexed from,
        uint256 indexed toChainId,
        address to,
        bytes data,
        uint8[] gmps,
        uint256[] fees,
        address refundAddress,
        bool retriable
    );
    event GlacisRouter__MessageRetried(
        bytes32 indexed messageId,
        address indexed from,
        uint256 indexed toChainId,
        address to,
        bytes data,
        uint8[] gmps,
        uint256[] fees,
        address refundAddress
    );
}

interface IGlacisRouter {
    function route(
        uint256 chainId,
        address to,
        bytes memory payload,
        uint8[] memory gmps,
        uint256[] memory fees,
        address refundAddress,
        bool retry
    ) external payable returns (bytes32);

    function routeRetry(
        uint256 chainId,
        address to,
        bytes memory payload,
        uint8[] memory gmp,
        uint256[] memory fees,
        address refundAddress,
        bytes32 messageId,
        uint256 nonce
    ) external payable returns (bytes32);

    function receiveMessage(
        uint256 fromChainId,
        bytes memory glacisPayload
    ) external;
}

// SPDX-License-Identifier: Apache-2.0
pragma solidity 0.8.18;

/// An interface as described by EIP-5164. In Glacis' current implementation, messages are not dispatched with the
/// dispatchMessage function, hence its removal. The only adherence now is to the event, which the GlacisRouter will
/// use.
interface IMessageDispatcher {
    /// The MessageDispatched event must be emitted by the MessageDispatcher when an individual message is dispatched.
    event MessageDispatched(
        bytes32 indexed messageId,
        address indexed from,
        uint256 indexed toChainId,
        address to,
        bytes data
    );
}

// SPDX-License-Identifier: Apache-2.0
pragma solidity 0.8.18;

interface IMessageExecutor {
    /// MessageIdExecuted must be emitted once a message or message batch has been executed.
    event MessageIdExecuted(
        uint256 indexed fromChainId,
        bytes32 indexed messageId
    );

    /// MessageExecutors must revert if a messageId has already been executed and should emit a
    /// MessageIdAlreadyExecuted custom error.
    error MessageIdAlreadyExecuted(bytes32 messageId);

    /// MessageExecutors must revert if an individual message fails and should emit a MessageFailure custom error.
    error MessageFailure(bytes32 messageId, bytes errorData);

    // This note from EIP-5164 seems repetitive as Axelar and the other chains already do this
    // MessageExecutors MUST append the ABI-packed (messageId, fromChainId, from) to the calldata for each message
    /// being executed. This allows the receiver of the message to verify the cross-chain sender and the chain that the
    /// message is coming from.
}

// SPDX-License-Identifier: UNLICENSED
pragma solidity 0.8.18;

interface IXERC20 {
    /**
     * @notice Emits when a lockbox is set
     *
     * @param _lockbox The address of the lockbox
     */

    event LockboxSet(address _lockbox);

    /**
     * @notice Emits when a limit is set
     *
     * @param _mintingLimit The updated minting limit we are setting to the bridge
     * @param _burningLimit The updated burning limit we are setting to the bridge
     * @param _bridge The address of the bridge we are setting the limit too
     */
    event BridgeLimitsSet(
        uint256 _mintingLimit,
        uint256 _burningLimit,
        address indexed _bridge
    );

    /**
     * @notice Reverts when a user with too low of a limit tries to call mint/burn
     */

    error IXERC20_NotHighEnoughLimits();

    /**
     * @notice Reverts when caller is not the factory
     */

    error IXERC20_NotFactory();

    struct Bridge {
        BridgeParameters minterParams;
        BridgeParameters burnerParams;
    }

    struct BridgeParameters {
        uint256 timestamp;
        uint256 ratePerSecond;
        uint256 maxLimit;
        uint256 currentLimit;
    }

    /**
     * @notice Sets the lockbox address
     *
     * @param _lockbox The address of the lockbox
     */

    function setLockbox(address _lockbox) external;

    /**
     * @notice Updates the limits of any bridge
     * @dev Can only be called by the owner
     * @param _mintingLimit The updated minting limit we are setting to the bridge
     * @param _burningLimit The updated burning limit we are setting to the bridge
     * @param _bridge The address of the bridge we are setting the limits too
     */
    function setLimits(
        address _bridge,
        uint256 _mintingLimit,
        uint256 _burningLimit
    ) external;

    /**
     * @notice Returns the max limit of a minter
     *
     * @param _minter The minter we are viewing the limits of
     *  @return _limit The limit the minter has
     */
    function mintingMaxLimitOf(
        address _minter
    ) external view returns (uint256 _limit);

    /**
     * @notice Returns the max limit of a bridge
     *
     * @param _bridge the bridge we are viewing the limits of
     * @return _limit The limit the bridge has
     */

    function burningMaxLimitOf(
        address _bridge
    ) external view returns (uint256 _limit);

    /**
     * @notice Returns the current limit of a minter
     *
     * @param _minter The minter we are viewing the limits of
     * @return _limit The limit the minter has
     */

    function mintingCurrentLimitOf(
        address _minter
    ) external view returns (uint256 _limit);

    /**
     * @notice Returns the current limit of a bridge
     *
     * @param _bridge the bridge we are viewing the limits of
     * @return _limit The limit the bridge has
     */

    function burningCurrentLimitOf(
        address _bridge
    ) external view returns (uint256 _limit);

    /**
     * @notice Mints tokens for a user
     * @dev Can only be called by a minter
     * @param _user The address of the user who needs tokens minted
     * @param _amount The amount of tokens being minted
     */

    function mint(address _user, uint256 _amount) external;

    /**
     * @notice Burns tokens for a user
     * @dev Can only be called by a minter
     * @param _user The address of the user who needs tokens burned
     * @param _amount The amount of tokens being burned
     */

    function burn(address _user, uint256 _amount) external;
}

interface IXERC20GlacisExtension {
    /**
     * @notice Returns a token variant for a specific chainId if it exists.
     *
     * @param chainId The chainId of the token variant.
     */
    function getTokenVariant(uint256 chainId) external view returns (address);

    /**
     * @notice Sets a token variant for a specific chainId.
     *
     * @param chainId The chainId of the token variant.
     * @param variant The address of the token variant.
     */
    function setTokenVariant(uint256 chainId, address variant) external;
}

// SPDX-License-Identifier: UNLICENSED
pragma solidity 0.8.18;

interface IXERC20Lockbox {
    /**
     * @notice Emitted when tokens are deposited into the lockbox
     */

    event Deposit(address _sender, uint256 _amount);

    /**
     * @notice Emitted when tokens are withdrawn from the lockbox
     */

    event Withdraw(address _sender, uint256 _amount);

    /**
     * @notice Reverts when a user tries to deposit native tokens on a non-native lockbox
     */

    error IXERC20Lockbox_NotNative();

    /**
     * @notice Reverts when a user tries to deposit non-native tokens on a native lockbox
     */

    error IXERC20Lockbox_Native();

    /**
     * @notice Reverts when a user tries to withdraw and the call fails
     */

    error IXERC20Lockbox_WithdrawFailed();

    /**
     * @notice Deposit ERC20 tokens into the lockbox
     *
     * @param _amount The amount of tokens to deposit
     */

    function deposit(uint256 _amount) external;

    /**
     * @notice Deposit ERC20 tokens into the lockbox, and send the XERC20 to a user
     *
     * @param _user The user to send the XERC20 to
     * @param _amount The amount of tokens to deposit
     */

    function depositTo(address _user, uint256 _amount) external;

    /**
     * @notice Deposit the native asset into the lockbox, and send the XERC20 to a user
     *
     * @param _user The user to send the XERC20 to
     */

    function depositNativeTo(address _user) external payable;

    /**
     * @notice Withdraw ERC20 tokens from the lockbox
     *
     * @param _amount The amount of tokens to withdraw
     */

    function withdraw(uint256 _amount) external;

    /**
     * @notice Withdraw ERC20 tokens from the lockbox
     *
     * @param _user The user to withdraw to
     * @param _amount The amount of tokens to withdraw
     */

    function withdrawTo(address _user, uint256 _amount) external;
}

{
  "compilationTarget": {
    "GlacisLabs.sol": "GlacisLabs"
  },
  "evmVersion": "paris",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "remappings": []
}