anya-core 1.2.0

// Tokenomics Engine implementation
use crate::AnyaResult;
use std::sync::Arc;

/// Configuration for the tokenomics engine
#[derive(Clone, Debug)]
pub struct TokenomicsConfig {
    /// Whether tokenomics functionality is enabled
    pub enabled: bool,
    /// Base reward rate
    pub base_reward_rate: f64,
    /// Staking requirement
    pub minimum_stake: u64,
}

impl Default for TokenomicsConfig {
    fn default() -> Self {
        Self {
            enabled: true,
            base_reward_rate: 0.05,
            minimum_stake: 100,
        }
    }
}

/// Tokenomics engine for Anya Core
pub struct TokenomicsEngine {
    config: TokenomicsConfig,
}

impl TokenomicsEngine {
    /// Initialize a new TokenomicsEngine with the given configuration
    pub fn new(config: TokenomicsConfig) -> AnyaResult<Arc<Self>> {
        Ok(Arc::new(Self { config }))
    }

    /// Setup the tokenomics engine with configuration - async variant for core integration
    pub async fn setup(config: TokenomicsConfig) -> AnyaResult<Arc<Self>> {
        // In a real implementation, this would perform more complex initialization
        // such as loading historical data, initializing pricing oracles, etc.
        Ok(Arc::new(Self { config }))
    }

    /// Calculate rewards based on stake amount and time
    pub fn calculate_rewards(&self, stake_amount: u64, days: u32) -> f64 {
        if !self.config.enabled || stake_amount < self.config.minimum_stake {
            return 0.0;
        }

        let reward_rate = self.config.base_reward_rate;
        let stake = stake_amount as f64;
        let time = days as f64 / 365.0;

        stake * reward_rate * time
    }
}