use std::env;

use cached::DiskCache;
use directories::BaseDirs;
use serde::{Serialize, de::DeserializeOwned};

pub fn make_cache<K, V>(name: &str) -> DiskCache<K, V>
where
    K: ToString,
    V: Serialize + DeserializeOwned,
{
    let dir = match BaseDirs::new() {
        Some(base_dirs) => base_dirs.cache_dir().join("lleap"),
        None => env::current_dir()
            .expect("unable to determine current directory")
            .join("lleap_cache"),
    };

    DiskCache::new(name)
        .set_disk_directory(dir)
        .set_sync_to_disk_on_cache_change(true)
        .build()
        .expect("unable to open disk cache")
}