use minisql::interpreter::State;
use std::path::PathBuf;
use tokio::{fs, io};

pub async fn state_from_file(path: &PathBuf) -> io::Result<State> {
    let content = fs::read_to_string(path).await?;
    let state = serde_json::from_str(&content)?;
    Ok(state)
}

pub async fn state_to_file(state: &State, path: &PathBuf) -> io::Result<()> {
    let content = serde_json::to_string(state)?;
    fs::write(path, content).await?;
    Ok(())
}