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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.26;

contract TimeWarpV4 {
    uint256 public objectState;
    uint256 public lastActionTimestamp;
    uint256 public timeSpeed;

    constructor() {
        objectState = 1;
        lastActionTimestamp = block.timestamp;
        timeSpeed = 1;
    }

    // Read functions
    function getObjectState() public view returns (uint256) {
        return objectState;
    }

    function getLastActionTimestamp() public view returns (uint256) {
        return lastActionTimestamp;
    }

    function getNextRandomEffect() public view returns (uint256) {
        return uint256(keccak256(abi.encodePacked(block.timestamp, block.prevrandao))) % 8;
    }

    function getTimeSpeed() public view returns (uint256) {
        return timeSpeed;
    }

    function isStateStable() public view returns (bool) {
        return objectState == 1;
    }

    function isTimeFrozen() public view returns (bool) {
        return timeSpeed == 0;
    }

    function getObjectSummary() public view returns (string memory) {
        return string(abi.encodePacked(
            "State: ", uint2str(objectState),
            ", Speed: ", uint2str(timeSpeed),
            ", Last Action: ", uint2str(lastActionTimestamp)
        ));
    }

    function isObjectInFuture() public view returns (bool) {
        return objectState > 100;
    }

    function getObjectAge() public view returns (uint256) {
        return block.timestamp - lastActionTimestamp;
    }

    // Write functions
    function warpTime() public {
        uint256 randomEffect = getNextRandomEffect();
        lastActionTimestamp = block.timestamp;

        if (randomEffect == 0) {
            objectState += 10;  // Speed up time: increase state
        } else if (randomEffect == 1) {
            objectState -= 5;   // Slow down time: decrease state
        } else if (randomEffect == 2) {
            objectState = reverseState(objectState);  // Reverse time: reverse state
        } else if (randomEffect == 3) {
            objectState = pauseTime(objectState);  // Pause time: hold state
        } else if (randomEffect == 4) {
            speedUpTime();  // Speed up time multiplier
        } else if (randomEffect == 5) {
            slowDownTime();  // Slow down time multiplier
        } else if (randomEffect == 6) {
            freezeTime();  // Freeze time: set time speed to 0
        } else if (randomEffect == 7) {
            objectState = fastForwardState(objectState);  // Fast forward the object state
        }
    }

    function resetTime() public {
        objectState = 1;
        timeSpeed = 1;
        lastActionTimestamp = block.timestamp;
    }

    function doubleTimeSpeed() public {
        timeSpeed *= 2;
    }

    function halveTimeSpeed() public {
        if (timeSpeed > 1) {
            timeSpeed /= 2;
        }
    }

    function accelerateState() public {
        objectState += 15;  // Increase object state by 15
    }

    function decelerateState() public {
        if (objectState > 15) {
            objectState -= 15;  // Decrease object state by 15
        } else {
            objectState = 1;  // Prevent the state from going below 1
        }
    }

    function freezeTime() public {
        timeSpeed = 0;  // Freeze time
    }

    function unfreezeTime() public {
        if (timeSpeed == 0) {
            timeSpeed = 1;  // Unfreeze time and set default speed
        }
    }

    function rewindState() public {
        if (objectState > 20) {
            objectState -= 20;  // Rewind state by 20
        } else {
            objectState = 1;  // Prevent the state from going below 1
        }
    }

    function jumpToFuture() public {
        objectState += 50;  // Jump the object state 50 steps into the future
    }

    function fastForwardState(uint256 state) internal pure returns (uint256) {
        return state + 20;  // Fast forward the object state by 20
    }

    function reverseState(uint256 state) internal pure returns (uint256) {
        return state > 1 ? state / 2 : 1;  // Reverse the object state by halving it
    }

    function pauseTime(uint256 state) internal pure returns (uint256) {
        return state;  // Time paused: state remains the same
    }

    function speedUpTime() internal {
        timeSpeed += 1;  // Increase the speed of time
    }

    function slowDownTime() internal {
        if (timeSpeed > 1) {
            timeSpeed -= 1;  // Decrease the speed of time
        }
    }

    function uint2str(uint256 _i) internal pure returns (string memory) {
        if (_i == 0) {
            return "0";
        }
        uint256 j = _i;
        uint256 length;
        while (j != 0) {
            length++;
            j /= 10;
        }
        bytes memory bstr = new bytes(length);
        uint256 k = length;
        while (_i != 0) {
            k = k - 1;
            uint8 temp = (48 + uint8(_i - _i / 10 * 10));
            bytes1 b1 = bytes1(temp);
            bstr[k] = b1;
            _i /= 10;
        }
        return string(bstr);
    }
}

{
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

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[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"accelerateState","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"decelerateState","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"doubleTimeSpeed","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"freezeTime","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"getLastActionTimestamp","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getNextRandomEffect","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getObjectAge","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getObjectState","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getObjectSummary","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getTimeSpeed","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"halveTimeSpeed","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"isObjectInFuture","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"isStateStable","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"isTimeFrozen","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"jumpToFuture","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"lastActionTimestamp","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"objectState","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"resetTime","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"rewindState","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"timeSpeed","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"unfreezeTime","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"warpTime","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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