//! `semantic_analyzer` — Tier 2 primitive graph + ROI CNN.
//!
//! Real implementation lands in:
//! - AZ-669 `semantic_analyzer_primitive_graph`
//! - AZ-670 `semantic_analyzer_roi_cnn`
//! - AZ-671 `semantic_analyzer_action_policy`

use shared::error::{AutopilotError, Result};
use shared::health::ComponentHealth;
use shared::models::tier2::Tier2Evidence;

const NAME: &str = "semantic_analyzer";

pub struct SemanticAnalyzer;

impl SemanticAnalyzer {
    pub fn new() -> Self {
        Self
    }

    pub fn handle(&self) -> SemanticAnalyzerHandle {
        SemanticAnalyzerHandle
    }
}

impl Default for SemanticAnalyzer {
    fn default() -> Self {
        Self::new()
    }
}

#[derive(Clone, Copy)]
pub struct SemanticAnalyzerHandle;

impl SemanticAnalyzerHandle {
    pub async fn analyze(&self, _roi: Vec<u8>) -> Result<Tier2Evidence> {
        Err(AutopilotError::NotImplemented(
            "semantic_analyzer::analyze (AZ-669)",
        ))
    }

    pub fn health(&self) -> ComponentHealth {
        ComponentHealth::disabled(NAME)
    }
}

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

    #[test]
    fn it_compiles() {
        let h = SemanticAnalyzer::new().handle();
        assert_eq!(h.health().level, shared::health::HealthLevel::Disabled);
    }
}