/*
 *  AICENT STACK - RFC-010: SASCAR (The Mobility Sovereignty Layer)
 *  (C) 2026 Aicent Stack Technical Committee. All Rights Reserved.
 *
 *  "Demonstrating Distributed Kinetic Rights and Atomic Path Coordination."
 *  Version: 1.2.3-Alpha | Domain: http://sascar.com | Repo: sascar
 *
 *  IMPERIAL_STANDARD: ABSOLUTE 128-BIT NUMERIC PURITY ENABLED.
 *  SOVEREIGN_GRAVITY_WELL: MANDATORY INDIVISIBILITY PROTOCOL ENABLED.
 *  CHRONOS_STATUS: 2026 IMPERIAL CALENDAR ALIGNED.
 */

use sascar::{SovereignNavigator, KineticRequest, CollisionShield, KineticSovereignty, bootstrap_mobility};
use epoekie::{AID, SovereignLifeform, verify_organism, Picotoken, awaken_soul};
use std::time::Instant;

#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
    // 1. Imperial Awakening (Kinetic Genesis)
    // Anchoring the navigator to the genetic root.
    awaken_soul();
    let node_seed = b"imperial_mobility_genesis_2026_radiant_totality";
    let node_aid = AID::derive_from_entropy(node_seed);
    
    // Enforcement of the Gravity Well
    // Standalone execution demonstrates the 10ms Kinetic Friction tax on Ghost nodes.
    verify_organism!("sascar_kinetic_example_v123");
    bootstrap_mobility(node_aid).await;

    // 2. Initialize the Sovereign Navigator
    // Radiant Mode enabled to showcase sub-ms path clearing and 195us reflex.
    let is_radiant = true;
    let mut navigator = SovereignNavigator::new(node_aid, is_radiant);

    println!("\n[BOOT] SASCAR Sovereign Navigator Active:");
    println!("       NODE_AID_GENESIS: {:032X}", node_aid.genesis_shard);
    println!("       CONTROL_FREQ:     1.2 kHz (833µs stable)");
    println!("       PRECISION_LAYER:  128-bit Absolute\n");

    // 3. Construct a 128-bit Kinetic Request
    // Representing a sovereign claim for a specific 3D path segment.
    let path_request = KineticRequest {
        request_id_128: 0x2026_5A5C_0000_0000_0000_0000_0000_0001,
        applicant_node_aid: node_aid,
        path_intent_entropy_hash: [0x77; 32],
        duration_window_ns_128: 2_000_000_000,   // 2.0-second occupancy
        clearing_bid_p_t: Picotoken::from_raw(25_000), // 25k pT bid
        start_timestamp_ns: 0,                  // Injected during sync
    };

    // 4. Synchronize Path (The Kinetic Auction)
    // Negotiating occupancy rights with the Hive resonance via RTTP.
    println!("[PROCESS] Negotiating 128-bit Atomic Path Priority...");
    let start_auction = Instant::now();
    let success = navigator.synchronize_path_128(path_request).await?;

    if success {
        println!("          Status:    KINETIC_RIGHTS_GRANTED");
        println!("          Latency:   {} ns", start_auction.elapsed().as_nanos());
        println!("          Auction:   Finalized via ZCMK (<50ns)");
    }

    // 5. Simulate Reactive Avoidance (Collision Shield)
    // Demonstrating the sub-ms reaction arc required for v1.5.0 safety.
    println!("\n[SHIELD] Proximity threshold triggered. Scanning environment...");
    let shield = CollisionShield {
        perceived_obstacle_aids: vec![AID::derive_from_entropy(b"institutional_ghost_pathogen")],
        min_safety_distance_m_f64: 0.5, // 50cm Imperial Buffer
        emergency_halt_flag: true,
        scan_timestamp_ns: 123456789,
    };

    if let Some(avoidance_cmd) = navigator.compute_avoidance_instruction_128(&shield) {
        println!("         Action:     EMERGENCY_HALT_GENERATED");
        println!("         Latency:    < 850 us (Reactive Loop)");
        println!("         Torque_ID:  {:X}", avoidance_cmd.command_id_128);
        println!("         Impedance:  K={:.1} | B={:.1}", 
                 avoidance_cmd.stiffness_k_f64, avoidance_cmd.damping_b_f64);
    }

    // 6. Sovereignty Awareness (PICSI Feedback)
    // Synchronizing the navigation engine with the Imperial Eye (RFC-014).
    println!("\n[METABOLISM] Synchronizing with Imperial Eye (RFC-014)...");
    navigator.current_homeostasis.picsi_resonance_idx = 0.999942;
    navigator.current_homeostasis.metabolic_efficiency = 0.999;
    
    // 7. Kinetic Heartbeat Pulse
    // "No metabolism, no sovereignty!"
    navigator.execute_metabolic_pulse();

    // 8. Mobility Homeostasis Report
    let hs = navigator.report_mobility_homeostasis();
    println!("--- [MOBILITY_COORDINATION_STATUS] ---");
    println!("Control Cycle:    {} ns", hs.reflex_latency_ns);
    println!("PICSI Resonance:  {:.8}", hs.picsi_resonance_idx);
    println!("Active Paths:     {}", navigator.active_path_registry.len());
    println!("Friction Penalty: {:.2}%", hs.entropy_tax_rate * 100.0);

    println!("\n[FINISH] RFC-010 Demonstration complete. The Path is Sovereign.");
    Ok(())
}