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use crate::core::bundlepack::BundlePack;
use anyhow::Result;
use bp7::Bundle;
use enum_dispatch::enum_dispatch;
use std::fmt::Debug;

mod mem;
mod sled;
mod sneakers;

pub use self::sled::SledBundleStore;
pub use mem::InMemoryBundleStore;
pub use sneakers::SneakersBundleStore;

#[enum_dispatch]
#[derive(Debug)]
pub enum BundleStoresEnum {
    SledBundleStore,
    InMemoryBundleStore,
    SneakersBundleStore,
}

#[enum_dispatch(BundleStoresEnum)]
pub trait BundleStore: Debug {
    fn push(&mut self, bp: &Bundle) -> Result<()>;
    fn update_metadata(&mut self, bp: &BundlePack) -> Result<()>;
    fn remove(&mut self, bid: &str) -> Result<()>;
    fn count(&self) -> u64;
    fn all_ids(&self) -> Vec<String>;
    fn has_item(&self, bid: &str) -> bool;
    fn pending(&self) -> Vec<String>;
    fn forwarding(&self) -> Vec<String>;
    fn bundles(&self) -> Vec<BundlePack>;
    fn bundles_status(&self) -> Vec<String> {
        self.bundles().iter().map(|bp| bp.to_string()).collect()
    }
    fn get_bundle(&self, bpid: &str) -> Option<Bundle>;
    fn get_metadata(&self, bpid: &str) -> Option<BundlePack>;
}

pub fn bundle_stores() -> Vec<&'static str> {
    vec!["mem", "sled", "sneakers"]
}

pub fn new(bundlestore: &str) -> BundleStoresEnum {
    match bundlestore {
        "mem" => mem::InMemoryBundleStore::new().into(),
        "sled" => sled::SledBundleStore::new().into(),
        "sneakers" => sneakers::SneakersBundleStore::new().into(),
        _ => panic!("Unknown bundle store {}", bundlestore),
    }
}