//SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;
import "../escrows/EvmTicket.sol";
import "../escrows/Treasury.sol";

/*
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR*+++++*@@RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR@++++++++*RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR+++++++++@RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR*++++++++*RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR*+++++++++RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR+++++++++RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR+R++++++++++RRRRRRRRRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR*+RR*+++++++++RRRRRRRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR+++++++RRRRRR++RRR*+++++++++RRRRRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR++++++++RRRR+++RRRR******+++*RRRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR++++++RRRR**+RRRRRR*******++RRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR***+++RRR****RRRRRR********+*RRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR****++@RR****RRRRRRR********+*RRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR****++R##***RRRRRRRRR*********RRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR#****+R###**RRRRRRRRRR*********@RRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR##****R###**RRRRRRRRRRR**********RRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR###***####**RRRRRRRRRRRR**********RRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR#####**####**RRRRRRRRRRRRR**********RRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR######*#####**RRRRRRRRRRRRRR*********RRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR@######*#####*RRRRRRRRRRRRRRRR*********RRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR@##############RRRRRRRRRRRRRRRRR*********RRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR###############RRRRRRRRRRRRRRRRRRR*********RRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR@+++++RRRR*RR################RRRRRRRRRRRRRRRRRRR**********RRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRR*++++++++++++*RR####################RRRRRRRRRRRRRRRRR*********RRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRR+++++++++++++**RRR#######################RRRRRRRRRRRRRRRR*********RRRRRR
 * RRRRRRRRRRRRRRRRRRRRRR+++++++++++++**RRRR#######**################RRRRRRRRRRRRRRR**********RRRRR
 * RRRRRRRRRRRRRRRRRRRR+++++++++++++***RRRR######*********############*RRRRRRRRRRRRRR*********RRRRR
 * RRRRRRRRRRRRRRRRRRR++++++++++++****RRRR**####R++***+***###########***RRRRRRRRRRRRR**********RRRR
 * RRRRRRRRRRRRRRRRR+++++++++++++***RRRRRR***##R++++++++***##*#######**++RRRRRRRRRRRRR*********RRRR
 * RRRRRRRRRRRRRRRR+++*************RRRRRR*****RR+++*****++++++++++++++++++RRRRRRRRRRRRR*********RRR
 * RRRRRRRRRRRRRR@****************RRRRRRR++**RRR+********+++*********++++++RRRRRRRRRRRR*********RRR
 * RRRRRRRRRRRRR******************RRRRRRR+++RRR#####******+************++++*RRRRRRRRRRR*********RRR
 * RRRRRRRRRRRR******************RRRRRRRR++*R#########*******************++RRRRRRRRRRRRR*********RR
 * RRRRRRRRRRR******************RRRRRRRRR++*############******************+RR+RRRRRRRRRR*********RR
 * RRRRRRRRRRR*****************RRRRRRRRRR+*##############**********##*******R@@RRRRRRRRR#********RR
 * RRRR*RRRRR**********#*******RRRRRRRRRR*###############***********##*****+RR+RRRRRRRRRR*********R
 * RRRR*RRRR********####******RRRRRRRRRR*#####******######**********###*****RR+RRRRRRRRRR*********R
 * RRR*RRRR******######*******RRRRRRRRR**###****##****####***********###*****RR+RRRRRRRRR#********R
 * RRR+RRRR*****######*******RRRRRRRRRR**##**#RRRR###**###************###****RR+RRRRRRRRR#********R
 * RR*+RRR*****#######*******RRRRRRRRRR**#**#RRRRRRR##**##*************##****RR+*RRRRRRRRR#*******R
 * RR++RRR****#######********RRRRRRRRRR**#**RRRRRRRRRR#**#***#*********###***RR++RRRRRRRRR#********
 * RR++RR****#######********RRRRRRRRRRR****RRRRRRRRRRR##*****##***#****###***RR++RRRRRRRRR#********
 * R*++RR***########********RRRRRRRRRRR***RRRRRRRRRRRRR#*****##***#*****##***RR*+RRRRRRRRR##*******
 * R+++R****#######******+**RRRRRRRRRRR***RRRRRRRRRRRRRR****####**#*****##***RRR++RRRRRRRR#********
 * R+++R***########******+**RRRRRRRRRRRR*RRRRRRRRRRRRRRR****####***#****##***RRR++RRRRRRRR#********
 * R+++R**#########*****#***RRRRRRRRRRRR*RRRRRRRRRRRRRRRR***####***#*****#***RRR++RRRRRRRR##*******
 * @+++***########*****#****RRRRRRRRRRRRRRRRRRRRRRRRRRRRR***####***#********RRRR++RRRRRRRR##*******
 * ++++**#########*****#****RRRRRRRRRRRRRRRRRRRRRRRRRRRRR**#####***#********RRR*++RRRRRRRR##*******
 * ++++**#########*****#****RRRRRRRRRRRRRRRRRRRRRRRRRRRRR*+#####***#********RRR*++RRRRRRRR##*******
 * ++++**########*****##*****RRRRRRRRRRRRRRRRRRRRRRRRRRR*++#####**##*******RRRR*+++RRRRRRR##*******
 * ++++**########*****###****RRRRRRRRRRRRRRRRRRRRRRRRRRR++R#####**##*******RRRR*+++RRRRRRR##*******
 * ++++*#########*****###****RRRRRRRRRRRRRRRRRRRRRRRRRR+++R####***##*******RRRR*+++RRRRRRR##*******
 * ++++*#########*****###*****RRRRRRRRRRRRRRRRRRRRRRRRR++RR####***#*******RRRR**+++RRRRRRR##*******
 * ++++*#########*****###*****RRRRRRRRRRRRRRRRRRRRRRRR*+RR####***##*******RRRR**+++RRRRRRR#********
 * ++++*#########*****###*****RRRRRRRRRRRRRRRRRRRRRRRRRRRR###****#*******RRRR@**+++RRRRRRR#********
 * ++++*#########*****####*****RRRRRRRRRRRRRRRRRRRRRRRRRRR##***********+@RRRR***++RRRRRRR##********
 * ++++*#########******###******RRRRRRRRRRRRRRRRRRRRRRRRR##*****#*****++RRRRR**+++RRRRRRR##********
 * +++++*########******###******RRRRRRRRRRRRRRRRRRRRRRRRR************++RRRRR***+++RRRRRRR#********R
 * @++++*########******####******RRRRRRRRRRRRRRRRRRRRRRR*************+RRRRR****+++RRRRRRR#********R
 * @++++*#########*****####*******RRRRRRRRRRRRRRRRRRRRR*************+RRRRRR***++++RRRRRRR#********R
 * R++++**########******####*******RRRRRRRRRRRRRRRRRRR*************+RRRRRR****++++RRRRRR#*********R
 * R+++++*########******####********RRRRRRRRRRRRRRRR*****++*******+RRRRRR****++++*RRRRRR#*********R
 * R+++++*#########*****#####*******#RRR++RRRRRRRR+*+++++*******++RRRRRR*****++++RRRRRRR#********RR
 * RR++++**########******#####*******#RRR@+++++++++++++*******+++RRRRRR******++++RRRRRR#*********RR
 * RR++++***#######******#####********#RRRRR++++++++******+++++RRRRRR*******+++++RRRRRR#*********RR
 * RR++++****#######******#####********#RRRRRR@++++++++++++++RRRRRRR*******+++++@RRRRRR*********RRR
 * RRR+++*****######*******#####*********#RRRRRRRRR*++*++RRRRRRRRR********++++++RRRRRR**********RRR
 * RRR+++*******#####******######*********##RRRRRRRRRRRRRRRRRRRR**********++++++RRRRRR**********RRR
 * RRRR++*********###********#####**********###RRRRRRRRRRRRRR************++++++RRRRRR**********RRRR
 * RRRR++*********************#####************######RR####*************+++++++RRRRRR**********RRRR
 * RRRR@+**********************#####***************#*******************+++++++@RRRRR**********RRRRR
 * RRRRR+***********************######********************************++++++++RRRRRR**********RRRRR
 * RRRRRR+************************#####*****************************+++**++++RRRRRR***********RRRRR
 * RRRRRR**********#****************####***************************+++**+++++RRRRRR**********RRRRRR
 * RRRRRRR*********##*******************##***********************++++***++++RRRRRR**********RRRRRRR
 * RRRRRRRR*********###**+++***********************************++++****+++++RRRRR***********RRRRRRR
 * RRRRRRRRR*********####*+++*******************************++++++*****++++RRRRRR**********RRRRRRRR
 * RRRRRRRRR*********######*++*******************************++++******+++RRRRRR***********RRRRRRRR
 * RRRRRRRRRR*********#######*++****************************+++*******+++RRRRRR***********RRRRRRRRR
 * RRRRRRRRRRR********##########++***********************++++*********++@RRRRR***********RRRRRRRRRR
 * RRRRRRRRRRRR********###########*********************++++**********++RRRRRR***********@RRRRRRRRRR
 * RRRRRRRRRRRRR********#############***************++++************++@RRRRRR***********RRRRRRRRRRR
 * RRRRRRRRRRRRRR*********###############********+++**##***********++RRRRRRR***********RRRRRRRRRRRR
 * RRRRRRRRRRRRRRR*********###########################**************RRRRRRR**********+RRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRR********########################***************RRRRRRR*********++RRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRR*********#####################**************RRRRRRRR*********++RRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRR*********################****************RRRRRRR*********+++RRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRR*************########*****************RRRRRRRR*********+++@RRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRR**********************************RRRRRRRRR*******+++++RRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRR****************************RRRRRRRRRR*******++++++RRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRR************************RRRRRRRRRRR*****+++++++*RRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR*****************RRRRRRRRRRRRR*++*+++++++++*RRRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR*+++++++++++++RRRRRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR*++++++++++++++RRRRRRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR+++++++++++++++RRRRRRRRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRR**RRRRRRRRRRRRRRRRRRRRRRRRRRR*+++++++++++++++RRRRRRRRRRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRR+++@RRRRRRRRRRRRRRRRR@++++++++++++++++++RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRR@++++++++++*++++++++++++++++++++++++RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR++++++++++++++++++++++++++++*RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR
 * RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR@++++++++++++++++++++*RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR
 * KODEX EVM-AUTH
 */

contract EvmAuth is EvmTicket {
    event NewChallenge(
        bytes32 challenge,
        uint256 challengeExpiresAt,
        uint256 time
    );

    bytes32 public challenge;
    uint256 public challengeExpiresAt = 0;

    constructor() Treasury(payable(_msgSender())) {
        _setupRole(DEFAULT_ADMIN_ROLE, _msgSender());
        grantRole(ROLE_MEMBER, _msgSender());
    }

    function nextChallenge() public view returns (uint256 expiresIn) {
        if ((challengeExpiresAt - block.timestamp) <= 0) {
            return 0;
        }
        return challengeExpiresAt - block.timestamp;
    }

    function setChallenge(
        bytes32 _challenge
    ) public onlyRole(DEFAULT_ADMIN_ROLE) {
        challenge = _challenge;
        challengeExpiresAt = block.timestamp + duration;
        emit NewChallenge(_challenge, challengeExpiresAt, block.timestamp);
    }
}