// Graph structural analysis
// Placeholder - will implement in Sprint 2

use super::*;
use serde::Serialize;

#[derive(Debug, Clone, Serialize)]
pub struct StructuralMetrics {
    pub density: f64,
    pub diameter: Option<usize>,
    pub radius: Option<usize>,
    pub average_degree: f64,
    pub clustering_coefficient: f64,
    pub assortativity: f64,
    pub components: usize,
    pub strongly_connected_components: usize,
    pub is_cyclic: bool,
    pub transitivity: f64,
    pub reciprocity: Option<f64>,
}

pub struct StructuralAnalyzer {
    pub directed: bool,
}

impl StructuralAnalyzer {
    pub fn new(directed: bool) -> Self {
        StructuralAnalyzer { directed }
    }

    pub fn analyze(&self, _graph: &DependencyGraph) -> StructuralMetrics {
        todo!("Implement in Sprint 2")
    }
}
