use crate::Config;
use crate::{block_cache::BlockCache, deposit_cache::DepositCache};
use parking_lot::RwLock;

#[derive(Default)]
pub struct DepositUpdater {
    pub cache: DepositCache,
    pub last_processed_block: Option<u64>,
}

impl DepositUpdater {
    pub fn new(deposit_contract_deploy_block: u64) -> Self {
        let cache = DepositCache::new(deposit_contract_deploy_block);
        DepositUpdater {
            cache,
            last_processed_block: None,
        }
    }
}

#[derive(Default)]
pub struct Inner {
    pub block_cache: RwLock<BlockCache>,
    pub deposit_cache: RwLock<DepositUpdater>,
    pub config: RwLock<Config>,
}

impl Inner {
    /// Prunes the block cache to `self.target_block_cache_len`.
    ///
    /// Is a no-op if `self.target_block_cache_len` is `None`.
    pub fn prune_blocks(&self) {
        if let Some(block_cache_truncation) = self.config.read().block_cache_truncation {
            self.block_cache.write().truncate(block_cache_truncation);
        }
    }
}