71 lines
2.2 KiB
Solidity
71 lines
2.2 KiB
Solidity
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// SPDX-License-Identifier: GPL-3.0-or-later
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pragma solidity ^0.8.11;
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contract Donatetocontract{
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uint256 public sendernumber = 0;
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uint256 public minmoney = 0;
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uint256 public amountwithdrawed = 0;
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uint256 public nrofwithdraw = 0;
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string internal message;
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uint256 private amountearned = 0;
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address private admin;
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uint256 private monthlycosts = 30000;
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mapping (uint256 => address) internal showaddress;
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mapping (uint256 => string) internal showmessage;
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mapping (uint256 => uint256) internal showmoney;
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constructor() {
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admin = 0x4B20993Bc481177ec7E8f571ceCaE8A9e22C02db;
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}
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address payable[] public donators;
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function getdonators() public view returns (address payable[] memory){
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return donators;
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}
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function senddonation(string memory _message) public payable{
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require(msg.value > minmoney, 'Please do not donate 0 amount!');
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sendernumber = sendernumber + 1;
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amountearned = amountearned + msg.value;
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showaddress[sendernumber] = msg.sender;
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message = _message;
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showmessage[sendernumber] = message;
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showmoney[sendernumber] = msg.value;
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donators.push(payable(msg.sender));
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}
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function adminWithdraw(uint256 _withdrawamount) public returns (bool) {
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require(msg.sender == admin, 'You are not the central admin!');
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(bool sent,) = msg.sender.call{value: _withdrawamount}("");
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amountwithdrawed = amountwithdrawed + _withdrawamount;
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return sent;
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}
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function _showsender(uint256 _sendernumber) public view returns (address cim_ , uint256 osszeg_, string memory uzenet_) {
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return (showaddress[_sendernumber], showmoney[_sendernumber], showmessage[_sendernumber]);
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}
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function _showcontract() public view returns (uint nrofDonation_, uint amountEarned_, uint amountWithdrawed_, uint currentTotal_){
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return (sendernumber, amountearned, amountwithdrawed, address(this).balance);
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}
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function _monthlyresults () private view returns(uint256) {
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return amountearned - monthlycosts;
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}
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function showbalance() public view returns (uint256) {
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return address(this).balance;
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}
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}
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