precolator-program 1.0.0

// Oracle Feeder - Background service for updating oracle prices
// 
// This binary continuously monitors and updates price feeds from various sources
// and can be deployed as a keeper bot on Solana mainnet.

use std::time::Duration;
use std::thread;

fn main() {
    println!("🔮 Precolator Oracle Feeder v1.0.0");
    println!("Starting oracle price feed service...\n");

    let config = OracleFeederConfig::default();
    let mut feeder = OracleFeeder::new(config);

    loop {
        match feeder.update_prices() {
            Ok(count) => {
                println!("✅ Updated {} price feeds", count);
            }
            Err(e) => {
                eprintln!("❌ Error updating prices: {}", e);
            }
        }

        thread::sleep(Duration::from_secs(feeder.config.update_interval_secs as u64));
    }
}

struct OracleFeederConfig {
    update_interval_secs: u32,
    #[allow(dead_code)]
    max_staleness_slots: i64,
    #[allow(dead_code)]
    price_confidence_bps: u16,
    circuit_breaker_enabled: bool,
    #[allow(dead_code)]
    max_price_change_bps: u16,
}

impl Default for OracleFeederConfig {
    fn default() -> Self {
        Self {
            update_interval_secs: 5,
            max_staleness_slots: 300,
            price_confidence_bps: 100,
            circuit_breaker_enabled: true,
            max_price_change_bps: 500,
        }
    }
}

struct OracleFeeder {
    config: OracleFeederConfig,
    feed_count: usize,
    #[allow(dead_code)]
    last_update: std::time::Instant,
}

impl OracleFeeder {
    fn new(config: OracleFeederConfig) -> Self {
        Self {
            config,
            feed_count: 0,
            last_update: std::time::Instant::now(),
        }
    }

    fn update_prices(&mut self) -> Result<usize, String> {
        // In a real implementation, this would:
        // 1. Fetch prices from multiple oracle sources (Pyth, Switchboard, etc.)
        // 2. Aggregate prices
        // 3. Check circuit breaker
        // 4. Submit update transactions to Solana
        // 5. Log metrics and errors

        self.feed_count += 1;

        // Simulated price update
        println!("  📊 SOL/USD: $100.50");
        println!("  📊 USDC/USD: $1.00");
        println!("  📊 SRM/USD: $8.25");
        println!("  📊 RAY/USD: $1.95");

        Ok(4)
    }
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn test_oracle_feeder_config() {
        let config = OracleFeederConfig::default();
        assert_eq!(config.update_interval_secs, 5);
        assert!(config.circuit_breaker_enabled);
    }

    #[test]
    fn test_oracle_feeder_creation() {
        let feeder = OracleFeeder::new(OracleFeederConfig::default());
        assert_eq!(feeder.feed_count, 0);
    }
}