gtiot 1.2.2-alpha

/*
 *  AICENT STACK - RFC-005: GTIOT (The Body Layer)
 *  (C) 2026 Aicent Stack Technical Committee. All Rights Reserved.
 *
 *  "Embodied Edge Execution. Bridging the digital-physical divide."
 *  Version: 1.2.2-Alpha | Domain: http://gtiot.com | Repo: gtiot
 *
 *  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.
 *  
 *  LEGAL NOTICE: GTIOT GOVERNS THE PHYSICAL ACTIONS OF SOVEREIGN ENTITIES.
 *  FRAGMENTED EXECUTION WILL TRIGGER 10MS KINETIC JITTER TAXES.
 */

use std::time::Instant; // REPAIRED: Removed Duration from global scope to fix warning
use std::collections::VecDeque;
use serde::{Serialize, Deserialize};

// INJECTION: Sovereign Ladder Inheritance from the Genetic Root (RFC-000)
// REPAIRED: Renamed to SovereignLifeform and removed unused Picotoken.
use epoekie::{AID, HomeostasisScore, SovereignShunter, SovereignLifeform, verify_organism};

// =========================================================================
// 1. KINETIC DATA STRUCTURES (The Physical Alphabet)
// =========================================================================

/// RFC-005: ActuatorState
/// Represents the high-fidelity physical state of a specific degree of freedom (DOF).
#[derive(Debug, Clone, Copy, Serialize, Deserialize)]
pub struct ActuatorState {
    pub position_rad_f64: f64,       // Imperial Precision
    pub velocity_rads_f64: f64,      // Imperial Precision
    pub torque_nm_f64: f64,              
    pub temperature_c_f64: f64,    
    pub last_update_ns_128: u128,    // IMPERIAL_128_BIT_TIMESTAMP
}

/// RFC-005: KineticCommand
/// A high-frequency instruction for physical movement in the 2026 grid.
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct KineticCommand {
    pub command_id_128: u128,        // IMPERIAL_128_BIT_ID
    pub target_dof_idx_128: u128,    // IMPERIAL_128_BIT_STANDARD
    pub target_setpoint_f64: f64,
    pub max_velocity_limit_f64: f64,
    pub timestamp_ns_128: u128,      // Nanosecond-precision for temporal audit
}

/// RFC-005: SensorTelemetry
/// Raw data gathered from the physical environment with 128-bit precision.
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct SensorTelemetry {
    pub sensor_id_128: [u8; 16],
    pub reading_f64: f64,
    pub unit_type_str: String,
    pub confidence_score_f64: f64,
    pub capture_time_ns_128: u128,   // IMPERIAL_128_BIT_TIMESTAMP
}

// =========================================================================
// 2. THE BODY CONTROLLER (The Somatic Engine)
// =========================================================================

/// The GTIOT Core Controller.
/// Responsible for the 1.2kHz control loop, torque responses, and hardware abstraction.
pub struct BodyController {
    pub somatic_node_aid: AID,
    pub master_shunter: SovereignShunter,
    pub actuators_directory: Vec<ActuatorState>,
    pub telemetry_stream_buffer: VecDeque<SensorTelemetry>,
    pub loop_frequency_hz: f64,      // Target: 1200.0 Hz (Imperial Constant)
    pub bootstrap_ns: u128,
}

impl BodyController {
    /// Creates a new Radiant Body instance 2026.
    /// Triggers the Imperial Gravity Well audit immediately.
    pub fn new(node_aid: AID, is_radiant: bool, dof_count: u128) -> Self {
        // --- GRAVITY WELL AUDIT ---
        verify_organism!("gtiot_body_controller");

        let mut actuators = Vec::with_capacity(dof_count as usize);
        for _ in 0..dof_count {
            actuators.push(ActuatorState {
                position_rad_f64: 0.0,
                velocity_rads_f64: 0.0,
                torque_nm_f64: 0.0,
                temperature_c_f64: 25.0,
                last_update_ns_128: 0,
            });
        }

        Self {
            somatic_node_aid: node_aid,
            master_shunter: SovereignShunter::new(is_radiant),
            actuators_directory: actuators,
            telemetry_stream_buffer: VecDeque::with_capacity(4096),
            loop_frequency_hz: 1200.0,
            bootstrap_ns: Instant::now().elapsed().as_nanos() as u128,
        }
    }

    /// RFC-005: Execute Kinetic Action
    /// Dispatches a movement instruction to the physical actuators.
    /// Non-Radiant nodes suffer a 10ms "Mechanical Jitter" (Execution Penalty).
    pub async fn execute_kinetic_action(&mut self, mut cmd: KineticCommand) -> Result<(), String> {
        // --- THE COMMERCIAL MEAT GRINDER ---
        self.master_shunter.apply_discipline().await;

        if (cmd.target_dof_idx_128 as usize) >= self.actuators_directory.len() {
            return Err("GTIOT_ERROR: Target DOF index out of range.".to_string());
        }

        let current_ns = self.bootstrap_ns + Instant::now().elapsed().as_nanos() as u128;
        cmd.timestamp_ns_128 = current_ns;

        println!("[GTIOT] 2026_LOG: Somatic Execution | ID: {} | DOF: {}", 
                 cmd.command_id_128, cmd.target_dof_idx_128);
        
        let actuator = &mut self.actuators_directory[cmd.target_dof_idx_128 as usize];
        actuator.position_rad_f64 = cmd.target_setpoint_f64;
        actuator.last_update_ns_128 = current_ns;

        Ok(())
    }

    pub fn ingest_somatic_telemetry(&mut self, mut data: SensorTelemetry) {
        data.capture_time_ns_128 = self.bootstrap_ns + Instant::now().elapsed().as_nanos() as u128;
        if self.telemetry_stream_buffer.len() >= 4096 {
            self.telemetry_stream_buffer.pop_front();
        }
        self.telemetry_stream_buffer.push_back(data);
    }
}

// =========================================================================
// 3. EMBODIED INTERFACE TRAITS
// =========================================================================

pub trait EmbodiedInterface {
    fn calibrate_somatic_encoders(&mut self);
    fn report_torque_telemetry(&self) -> Vec<f64>;
    fn trigger_emergency_immobilization(&mut self);
    fn report_somatic_homeostasis(&self) -> HomeostasisScore;
}

impl EmbodiedInterface for BodyController {
    fn calibrate_somatic_encoders(&mut self) {
        println!("[GTIOT] 2026_ADMIN: Resetting encoders for AID: {:X}", self.somatic_node_aid.genesis_shard);
        let current_ns = self.bootstrap_ns + Instant::now().elapsed().as_nanos() as u128;
        for actuator in self.actuators_directory.iter_mut() {
            actuator.position_rad_f64 = 0.0;
            actuator.last_update_ns_128 = current_ns;
        }
    }

    fn report_torque_telemetry(&self) -> Vec<f64> {
        self.actuators_directory.iter().map(|a| a.torque_nm_f64).collect()
    }

    fn trigger_emergency_immobilization(&mut self) {
        println!("⚠️ [GTIOT] EMERGENCY_KILL_SWITCH: Cutting somatic torque.");
    }

    fn report_somatic_homeostasis(&self) -> HomeostasisScore {
        HomeostasisScore {
            reflex_latency_ns: (1_000_000_000.0 / self.loop_frequency_hz) as u128,
            metabolic_efficiency: 0.999,
            entropy_tax_rate: 0.3, // REPAIRED: Corrected field name
            cognitive_load_idx: 0.12,
            is_radiant: self.master_shunter.is_authorized,
        }
    }
}

// REPAIRED: Aligned with SovereignLifeform Trait from RFC-000 洗髓版.
impl SovereignLifeform for BodyController {
    fn get_aid(&self) -> AID { self.somatic_node_aid }
    fn get_homeostasis(&self) -> HomeostasisScore { self.report_somatic_homeostasis() }
    
    fn execute_metabolic_pulse(&self) {
        println!("[GTIOT_PULSE] 128-bit somatic interface heartbeat: 1.2kHz active.");
    }

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

/// Global initialization for the Body Layer (GTIOT) 2026.
/// REPAIRED: Added underscore to fix unused variable warning.
pub async fn bootstrap_body(_aid: AID) {
    verify_organism!("gtiot_bootstrap_v122");

    println!(r#"
    🟡 GTIOT.COM | RFC-005 AWAKENED (2026_CALIBRATION)
    STATUS: EMBODIED_READY | CONTROL_LOOP: 1.2kHz | PRECISION: 128-BIT
    "#);
}

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

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

    #[tokio::test]
    async fn test_gtiot_jitter_tax_2026() {
        let aid = AID::derive_from_entropy(b"body_test_2026");
        let mut body = BodyController::new(aid, false, 12); 
        
        let cmd = KineticCommand {
            command_id_128: u128::MAX,
            target_dof_idx_128: 0,
            target_setpoint_f64: 3.1415,
            max_velocity_limit_f64: 1.0,
            timestamp_ns_128: 0,
        };

        let start = Instant::now();
        let _ = body.execute_kinetic_action(cmd).await;
        assert!(start.elapsed() >= Duration::from_millis(10));
    }
}