Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta

More Options

• Similar
• Submit Audit
• Compare

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.27;

contract Voting {

//@author chimmykk
// a smart contract to vote for Kamala and trump
    // Define candidates
    enum Candidate { Trump, Kamala }

    // Mapping to store votes for each candidate
    mapping(Candidate => uint256) public votes;

    // Mapping to track if an address has already voted
    mapping(address => bool) public hasVoted;

    // Variable to check if voting has ended
    bool public votingEnded;

    // Events to log the voting action
    event Voted(address indexed voter, Candidate candidate);
    event VotingEnded();

    // Constructor to initialize the contract
    constructor() {
        votingEnded = false;
    }

    // Function to vote for a candidate
    function vote(Candidate candidate) public {
        require(!votingEnded, "Voting has ended.");
        require(!hasVoted[msg.sender], "You have already voted.");
        
        // Mark this address as voted
        hasVoted[msg.sender] = true;

        // Increment the vote count for the selected candidate
        votes[candidate] += 1;

        // Emit an event for logging
        emit Voted(msg.sender, candidate);
    }

    // Function to get the vote count for a candidate
    function getVotes(Candidate candidate) public view returns (uint256) {
        return votes[candidate];
    }

    // Function to end the voting process
    function endVote() public {
        require(!votingEnded, "Voting has already ended.");
        votingEnded = true;

        // Emit an event for logging
        emit VotingEnded();
    }

    // Function to get the winner
    function getWinner() public view returns (string memory) {
        require(votingEnded, "Voting has not ended yet.");

        if (votes[Candidate.Trump] > votes[Candidate.Kamala]) {
            return "Trump wins!";
        } else if (votes[Candidate.Trump] < votes[Candidate.Kamala]) {
            return "Kamala wins!";
        } else {
            return "It's a tie!";
        }
    }
}

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

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"voter","type":"address"},{"indexed":false,"internalType":"enum Voting.Candidate","name":"candidate","type":"uint8"}],"name":"Voted","type":"event"},{"anonymous":false,"inputs":[],"name":"VotingEnded","type":"event"},{"inputs":[],"name":"endVote","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"enum Voting.Candidate","name":"candidate","type":"uint8"}],"name":"getVotes","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getWinner","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"hasVoted","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"enum Voting.Candidate","name":"candidate","type":"uint8"}],"name":"vote","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"enum Voting.Candidate","name":"","type":"uint8"}],"name":"votes","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"votingEnded","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"}]

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