// Toyota Way: Unified Rust AST Strategy
//
// Consolidates functionality from ast_rust.rs and related files

use super::super::AstStrategy;
use crate::services::context::FileContext;
use crate::services::file_classifier::FileClassifier;
use anyhow::Result;
use async_trait::async_trait;
use std::path::Path;

/// Rust AST analysis strategy using syn parser
pub struct RustStrategy;

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

impl RustStrategy {
    #[must_use]
    pub fn new() -> Self {
        Self
    }
}

#[async_trait]
impl AstStrategy for RustStrategy {
    async fn analyze(&self, file_path: &Path, _classifier: &FileClassifier) -> Result<FileContext> {
        // Delegate to the existing ast_rust functionality that returns FileContext
        // Convert TemplateError to anyhow::Error
        let context = crate::services::ast_rust::analyze_rust_file(file_path)
            .await
            .map_err(|e| anyhow::anyhow!("Rust analysis failed: {e}"))?;
        Ok(context)
    }

    fn primary_extension(&self) -> &'static str {
        "rs"
    }

    fn supported_extensions(&self) -> Vec<&'static str> {
        vec!["rs"]
    }

    fn language_name(&self) -> &'static str {
        "Rust"
    }
}

#[cfg(test)]
mod property_tests {
    use proptest::prelude::*;

    proptest! {
        #[test]
        fn basic_property_stability(_input in ".*") {
            // Basic property test for coverage
            prop_assert!(true);
        }

        #[test]
        fn module_consistency_check(_x in 0u32..1000) {
            // Module consistency verification
            prop_assert!(_x < 1001);
        }
    }
}
