use heromodels::db::hero::OurDB;
use heromodels::models::flow::register_flow_rhai_module;
use rhai::Engine;
use std::sync::Arc;
use std::{fs, path::Path};

fn main() -> Result<(), Box<dyn std::error::Error>> {
    // Initialize Rhai engine
    let mut engine = Engine::new();

    // Initialize database with OurDB
    // Using a temporary/in-memory database for the example
    let db = Arc::new(OurDB::new("temp_flow_rhai_db", true).expect("Failed to create database"));

    // Register flow Rhai module functions
    register_flow_rhai_module(&mut engine, db.clone());

    // Load and evaluate the Rhai script
    let script_path_str = "examples/flow_rhai/flow.rhai";
    let script_path = Path::new(script_path_str);
    if !script_path.exists() {
        eprintln!("Error: Rhai script not found at {}", script_path_str);
        eprintln!("Please ensure the script 'flow.rhai' exists in the 'examples/flow_rhai/' directory.");
        return Err(Box::new(std::io::Error::new(std::io::ErrorKind::NotFound, format!("Rhai script not found: {}", script_path_str))));
    }

    println!("Executing Rhai script: {}", script_path_str);
    let script = fs::read_to_string(script_path)?;
    
    match engine.eval::<()>(&script) {
        Ok(_) => println!("\nRhai script executed successfully!"),
        Err(e) => eprintln!("\nRhai script execution failed: {}\nDetails: {:#?}", e, e),
    }

    Ok(())
}