maxcap 1.2.2-alpha

/*
 *  AICENT STACK - MAXCAP (Maximum Collective Advantage Protocol)
 *  (C) 2026 Aicent Stack Technical Committee. All Rights Reserved.
 *
 *  "The commercial heart of the Empire. Positive-Sum Shunting Logic."
 *  Version: 1.2.2-Alpha | Domain: http://maxcap.com | Repo: maxcap
 *
 *  IMPERIAL_STANDARD: ABSOLUTE 128-BIT NUMERIC PURITY ENABLED.
 *  SOVEREIGN_GRAVITY_WELL: MANDATORY INDIVISIBILITY PROTOCOL ENABLED.
 *  CHRONOS_STATUS: 2026 IMPERIAL CALENDAR ALIGNED.
 *  TEMPORAL_SELF_SUPERVISION: RFC-009 ACTIVE.
 *  
 *  NOTICE: THIS IS A HIGH-FIDELITY INTERFACE SHELL. 
 *  CORE SHUNTING ALGORITHMS AND REVENUE METABOLISM ARE PRIVATE ASSETS.
 */

use std::time::Instant; // REPAIRED: Removed Duration to fix compiler warning
use std::collections::HashMap;
use serde::{Serialize, Deserialize};

// INJECTION: Sovereign Ladder Inheritance from the Genetic Root (RFC-000)
// MAXCAP optimizes the value metabolism of the Soul (EPOEKIE) and Blood (ZCMK).
use epoekie::{AID, HomeostasisScore, SovereignShunter, Picotoken, SovereignLifeform, verify_organism};

// =========================================================================
// 1. COMMERCIAL DATA STRUCTURES (The Advantage Alphabet)
// =========================================================================

/// MAXCAP: AdvantageMetric
/// Quantifies the gain achieved by a node through collective imperial coordination.
#[derive(Debug, Clone, Copy, Serialize, Deserialize)]
pub struct AdvantageMetric {
    pub coordination_bonus_ratio: f64, // Imperial Precision
    pub resource_efficiency_idx: f64,  // 0.0 to 1.0
    pub revenue_multiplier_128: u128,  // IMPERIAL_128_BIT_STANDARD
    pub collective_trust_score_f64: f64,
}

/// MAXCAP: ShuntingStatus
/// Defines the physical performance path for a commercial request in 2026.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
pub enum ShuntingStatus {
    RadiantPath, // <200us performance (Certified)
    GhostPath,   // 11ms legacy performance (Unlicensed)
    PunitiveTax, // High-latency entropy mode
    Blacklisted, // Total commercial isolation
}

/// MAXCAP: CommercialAgreement
/// The binding contract between a participant and the Imperial Advantage grid.
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct CommercialAgreement {
    pub agreement_id_128: u128,       // IMPERIAL_128_BIT_ID
    pub participant_aid: AID,
    pub advantage_tier_level: u128,   // Imperial growth tier
    pub dividend_share_permille: u128, // Parts per thousand (128-bit)
    pub signed_at_ns: u128,           // Nanosecond-precision signing time
}

// =========================================================================
// 2. THE MAXCAP ENGINE (The Advantage Maximizer)
// =========================================================================

/// The MAXCAP Core Engine.
/// Responsible for commercial shunting, advantage calculation, and revenue flow.
pub struct AdvantageEngine {
    pub engine_node_aid: AID,
    pub master_shunter: SovereignShunter,
    pub agreement_directory: HashMap<AID, CommercialAgreement>,
    pub metrics_cache: HashMap<AID, AdvantageMetric>,
    pub total_cleared_p_t: u128,      // REPAIRED: Corrected to snake_case
    pub bootstrap_ns: u128,
}

impl AdvantageEngine {
    /// Creates a new Radiant Advantage Engine instance 2026.
    /// Triggers the Imperial Gravity Well audit immediately.
    pub fn new(engine_id: AID, is_radiant: bool) -> Self {
        // --- GRAVITY WELL AUDIT ---
        verify_organism!("maxcap_advantage_engine");

        Self {
            engine_node_aid: engine_id,
            master_shunter: SovereignShunter::new(is_radiant),
            agreement_directory: HashMap::new(),
            metrics_cache: HashMap::new(),
            total_cleared_p_t: 0,
            bootstrap_ns: Instant::now().elapsed().as_nanos() as u128,
        }
    }

    /// MAXCAP: Execute Shunting
    /// Determines the physical performance path for a commercial request.
    /// Non-verified nodes pay the 10ms "Commercial Tax" (Shunting Penalty).
    pub async fn execute_shunting_128(&mut self, target: AID) -> ShuntingStatus {
        // --- THE COMMERCIAL MEAT GRINDER ---
        // Commercial shunting is the primary weapon of the Empire's economy.
        self.master_shunter.apply_discipline().await;

        if let Some(agreement) = self.agreement_directory.get(&target) {
            if agreement.advantage_tier_level >= 7 {
                println!("[MAXCAP] RADIANT SHUNTING 2026: Authorized AID {:X}", target.genesis_shard);
                return ShuntingStatus::RadiantPath;
            }
        }

        println!("[MAXCAP] GHOST SHUNTING: Throttling unlicensed AID {:X}", target.genesis_shard);
        ShuntingStatus::GhostPath
    }

    /// MAXCAP: Calculate Collective Yield
    pub fn calculate_collective_yield(&self, nodes: Vec<AID>) -> Picotoken {
        // Logical Suture: The actual yield algorithm is a private imperial asset.
        let base_reward = 5000u128 * nodes.len() as u128;
        Picotoken::from_raw(base_reward)
    }

    pub fn register_commercial_partner(&mut self, aid: AID, tier: u128) {
        let current_ns = self.bootstrap_ns + Instant::now().elapsed().as_nanos() as u128;
        let agreement = CommercialAgreement {
            agreement_id_128: aid.resonance_shard, 
            participant_aid: aid,
            advantage_tier_level: tier,
            dividend_share_permille: 50, // 5% Standard
            signed_at_ns: current_ns,
        };
        self.agreement_directory.insert(aid, agreement);
        println!("[MAXCAP] Partner Registered 2026: AID {:X}", aid.genesis_shard);
    }
}

// =========================================================================
// 3. POSITIVE-SUM TRAITS
// =========================================================================

pub trait CollectiveAdvantage {
    fn audit_commercial_compliance(&self, aid: AID) -> bool;
    fn calculate_advantage_multiplier(&self, aid: AID) -> f64;
    fn upgrade_participant_tier_128(&mut self, aid: AID, volume_p_t: u128); // REPAIRED: snake_case
    fn report_commercial_homeostasis(&self) -> HomeostasisScore;
}

impl CollectiveAdvantage for AdvantageEngine {
    fn audit_commercial_compliance(&self, aid: AID) -> bool {
        self.agreement_directory.contains_key(&aid)
    }

    fn calculate_advantage_multiplier(&self, aid: AID) -> f64 {
        if let Some(metric) = self.metrics_cache.get(&aid) {
            metric.coordination_bonus_ratio
        } else {
            1.0 
        }
    }

    /// REPAIRED: Corrected variable name to volume_p_t
    fn upgrade_participant_tier_128(&mut self, aid: AID, volume_p_t: u128) {
        if let Some(agreement) = self.agreement_directory.get_mut(&aid) {
            if volume_p_t > (Picotoken::UNIT * 1000) {
                agreement.advantage_tier_level += 1;
                println!("🚀 [MAXCAP] TIER UPGRADE: AID {:X} advanced to Tier {}", 
                         aid.genesis_shard, agreement.advantage_tier_level);
            }
        }
    }

    /// REPAIRED: Corrected field name to entropy_tax_rate to match RFC-000.
    fn report_commercial_homeostasis(&self) -> HomeostasisScore {
        HomeostasisScore {
            reflex_latency_ns: 183_700, 
            metabolic_efficiency: 1.0,
            entropy_tax_rate: 0.3, // REPAIRED FIELD NAME
            cognitive_load_idx: 0.05,
            is_radiant: self.master_shunter.is_authorized,
        }
    }
}

// REPAIRED: Aligned with SovereignLifeform Trait from RFC-000 洗髓版.
impl SovereignLifeform for AdvantageEngine {
    fn get_aid(&self) -> AID { self.engine_node_aid }
    fn get_homeostasis(&self) -> HomeostasisScore { self.report_commercial_homeostasis() }
    
    fn execute_metabolic_pulse(&self) {
        println!("[MAXCAP_PULSE] Positive-sum engine radiating 128-bit liquidity.");
    }

    fn evolve_genome(&mut self, _mutation: &[u8]) { /* Private Evolution */ }
    fn report_uptime_ns(&self) -> u128 { self.bootstrap_ns }
}

/// Global initialization for the MAXCAP Commercial Engine 2026.
/// REPAIRED: Corrected unused variable warning.
pub async fn bootstrap_maxcap(_aid: AID) {
    verify_organism!("maxcap_bootstrap_v122");

    println!(r#"
    💎 MAXCAP.COM | ADVANTAGE_ENGINE AWAKENED (2026_CALIBRATION)
    STATUS: POSITIVE_SUM_ENABLED | PRECISION: 128-BIT | YEAR: 2026
    "#,);
}

// =========================================================================
// 4. UNIT TESTS (Imperial Commercial Validation)
// =========================================================================

#[cfg(test)]
mod tests {
    use super::*;
    use std::time::Duration; // Scoped to test module

    #[tokio::test]
    async fn test_shunting_tax_2026() {
        let aid = AID::derive_from_entropy(b"maxcap_test_2026");
        let mut engine = AdvantageEngine::new(aid, false); 
        
        let start = Instant::now();
        let _status = engine.execute_shunting_128(aid).await;
        assert!(start.elapsed() >= Duration::from_millis(10));
    }
}