use super::{DBError, FileData, SessionData};
use std::slice;

#[derive(Clone)]
pub struct Database;

impl Database {
    pub fn new() -> Self {
        Self
    }
}

impl FileData<Self> for Database {
    fn to_bytes(&self) -> Vec<u8> {
        let output = Vec::new();
        output
    }

    fn from_bytes(_data: &mut slice::Iter<u8>) -> Result<Self, DBError> {
        Ok(Self {})
    }
}

impl SessionData for Database {
    fn add(&mut self, _key: &str, _value: &str, _data: &str) -> Result<Vec<String>, DBError> {
        Ok(Vec::new())
    }

    fn eq(&self, _key: &str, _value: &str) -> Result<Vec<String>, DBError> {
        Ok(Vec::new())
    }

    fn list(&self, _keys: Vec<&str>) -> Result<Vec<String>, DBError> {
        Ok(Vec::new())
    }
}