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/**
 *     NOTICE
 *
 *     The T-REX software is licensed under a proprietary license or the GPL v.3.
 *     If you choose to receive it under the GPL v.3 license, the following applies:
 *     T-REX is a suite of smart contracts implementing the ERC-3643 standard and
 *     developed by Tokeny to manage and transfer financial assets on EVM blockchains
 *
 *     Copyright (C) 2023, Tokeny sàrl.
 *
 *     This program is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 *
 *     This program is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 *     You should have received a copy of the GNU General Public License
 *     along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

pragma solidity 0.8.17;

import "./TREXImplementationAuthority.sol";

contract IAFactory is IIAFactory {

    /// variables

    /// address of the trex factory
    address private _trexFactory;

    /// mapping allowing to know if an IA was deployed by the factory or not
    mapping(address => bool) private _deployedByFactory;

    /// functions

    constructor (address trexFactory) {
        _trexFactory = trexFactory;
    }

    /**
     *  @dev See {IIAFactory-deployIA}.
     */
    function deployIA(address _token) external override returns (address){
        if (ITREXFactory(_trexFactory).getImplementationAuthority() != msg.sender) {
            revert("only reference IA can deploy");}
        TREXImplementationAuthority _newIA =
        new TREXImplementationAuthority(false, ITREXImplementationAuthority(msg.sender).getTREXFactory(), address(this));
        _newIA.fetchVersion(ITREXImplementationAuthority(msg.sender).getCurrentVersion());
        _newIA.useTREXVersion(ITREXImplementationAuthority(msg.sender).getCurrentVersion());
        Ownable(_newIA).transferOwnership(Ownable(_token).owner());
        _deployedByFactory[address(_newIA)] = true;
        emit ImplementationAuthorityDeployed(address(_newIA));
        return address(_newIA);
    }

    /**
     *  @dev See {IIAFactory-deployedByFactory}.
     */
    function deployedByFactory(address _ia) external view override returns (bool) {
        return _deployedByFactory[_ia];
    }
}