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use aok::Result;
use fred::{interfaces::HashesInterface, prelude::RedisClient};
use xbin::concat;

use crate::{Cache, Map, Vov};

#[derive(Clone)]
pub struct HsetCache {
  pub hset: Box<[u8]>,
  pub kv: RedisClient,
}

impl HsetCache {
  pub fn new(kv: RedisClient, prefix: impl AsRef<[u8]>) -> Self {
    Self {
      hset: prefix.as_ref().into(),
      kv,
    }
  }
}

impl Cache for HsetCache {
  async fn _set(&self, suffix: &[u8], map: Map) -> Result<()> {
    Ok(self.kv.hset(concat!(self.hset, suffix), map).await?)
  }

  async fn _get(&self, suffix: &[u8], keys: &[Box<[u8]>]) -> Result<Vov> {
    Ok(
      self
        .kv
        .hmget(concat!(self.hset, suffix), keys.to_vec())
        .await?,
    )
  }
}