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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.18;

contract DepositWithdraw {
    address payable public owner;
    uint256 public constant PRESALE_HARD_CAP = 100 ether;
    uint256 public constant MAX_INDIVIDUAL_CONTRIBUTION = 1 ether;

    constructor() {
        owner = payable(msg.sender);
    }

    function contributeWhitelist(bytes32[] calldata proof) external payable {
        require(msg.value > 0, "E1");
    }

    function getTotalContribution() external view returns (uint256) {
        return address(this).balance;
    }

    function withdraw(uint256 amount) external {
        require(msg.sender == owner, "Only the owner can withdraw");
        require(amount <= address(this).balance, "Insufficient balance");

        owner.transfer(amount);
    }

    function withdrawAll() external {
        require(msg.sender == owner, "Only the owner can withdraw");
        require(address(this).balance > 0, "No balance to withdraw");

        owner.transfer(address(this).balance);
    }
}

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

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[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"MAX_INDIVIDUAL_CONTRIBUTION","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PRESALE_HARD_CAP","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32[]","name":"proof","type":"bytes32[]"}],"name":"contributeWhitelist","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"getTotalContribution","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address payable","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdrawAll","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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