uint256 public emergencyWithdrawalPenalty = 25; // Penalty in percentage (25%)
…
function emergencyUnstake() external nonReentrant {
require(stakers[msg.sender].amount > 0, "You don't have any staked amount");

uint256 total = stakers[msg.sender].amount.add(stakers[msg.sender].reward);
uint256 penalty = total.mul(emergencyWithdrawalPenalty).div(100);
uint256 burnAmount = penalty.mul(burnRateEmergency).div(100);
uint256 poolAmount = penalty.sub(burnAmount);

// Transfer the remaining amount after penalty to the user
token.transfer(msg.sender, total.sub(penalty));

// Burn the burn amount immediately from the staking pool
if (burnAmount > 0) {
burn(burnAmount);
emit Burned(burnAmount);
}

// Add the pool amount back to the staking pool
stakingPool = stakingPool.add(poolAmount);

// Update total staked and total allocated
totalStaked = totalStaked.sub(stakers[msg.sender].amount);
totalAllocated = totalAllocated.sub(stakers[msg.sender].reward).add(poolAmount);

// Reset staker's information
stakers[msg.sender].amount = 0;
stakers[msg.sender].stakeTime = 0;
stakers[msg.sender].reward = 0;
stakers[msg.sender].burnAmount = 0;

// Emit Unstaked event
emit EmergencyUnstaked(msg.sender, total);
}

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