WEB3 CELEBRITY PROTOCOL

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

contract BujuFameEngine {
    using SafeMath for uint256;
    
    // Celebrity data structure
    struct Celebrity {
        address wallet;
        uint256 fameScore;
        uint256 lastEngagement;
        uint256 totalEarned;
    }
    
    // State variables
    Celebrity public buju;
    mapping(address => uint256) public fanContributions;
    uint256 public totalStaked;
    
    // Events
    event FameIncreased(address indexed fan, uint256 amount);
    event RoyaltyDistributed(uint256 amount);
    
    constructor() {
        buju = Celebrity({
            wallet: msg.sender,
            fameScore: 1000 ether, // Initial fame score
            lastEngagement: block.timestamp,
            totalEarned: 0
        });
    }
    
    /**
     * @dev Fans engage with celebrity by staking ETH
     */
    function engage() external payable {
        require(msg.value > 0, "Must send ETH to engage");
        
        // Update fan contribution
        fanContributions[msg.sender] = fanContributions[msg.sender].add(msg.value);
        totalStaked = totalStaked.add(msg.value);
        
        // Increase fame score based on engagement
        uint256 fameIncrease = calculateFameIncrease(msg.value);
        buju.fameScore = buju.fameScore.add(fameIncrease);
        buju.lastEngagement = block.timestamp;
        
        emit FameIncreased(msg.sender, msg.value);
    }
    
    /**
     * @dev Distribute royalties from external platforms
     */
    function distributeRoyalties() external payable {
        require(msg.value > 0, "Must send royalties");
        buju.totalEarned = buju.totalEarned.add(msg.value);
        
        // 70% to celebrity, 30% to engaged fans
        uint256 celebShare = msg.value.mul(70).div(100);
        uint256 fanShare = msg.value.sub(celebShare);
        
        // Distribute to celebrity
        payable(buju.wallet).transfer(celebShare);
        
        // Distribute to fans proportionally (simplified)
        if (totalStaked > 0) {
            // In production: would iterate through stakers
            // This is simplified for demonstration
            address[] memory topFans = getTopFans();
            for (uint i = 0; i < topFans.length; i++) {
                uint256 fanAmount = fanShare.div(topFans.length);
                payable(topFans[i]).transfer(fanAmount);
            }
        }
        
        emit RoyaltyDistributed(msg.value);
    }
    
    // Helper functions (simplified for demo)
    function calculateFameIncrease(uint256 amount) internal pure returns (uint256) {
        return amount.div(1 ether).mul(10); // 10 fame points per ETH
    }
    
    function getTopFans() internal pure returns (address[] memory) {
        // In production: would return actual top fans
        address[] memory dummy = new address[](3);
        return dummy;
    }
}

library SafeMath {
    // Standard SafeMath functions omitted for brevity
}