use std::time::SystemTime;

use std::sync::{Arc, Mutex};
use crate::videos::Video_Item;

#[derive(Clone)]
pub struct VideoCache{
    cache: Arc<Mutex<std::collections::HashMap<String, (SystemTime, Vec<Video_Item>)>>>,    // url -> time+Items
}
impl VideoCache {
    pub fn new() -> Self {
        VideoCache {
            cache: Arc::new(Mutex::new(std::collections::HashMap::new())),
        }
    }

    pub fn get(&self, key: &str) -> Option<(SystemTime, Vec<Video_Item>)> {
        let cache = self.cache.lock().ok()?;
        cache.get(key).cloned()
    }

    pub fn insert(&self, key: String, value: Vec<Video_Item>) {
        if let Ok(mut cache) = self.cache.lock() {
            cache.insert(key.clone(), (SystemTime::now(), value.clone()));
        }
    }

    pub fn remove(&self, key: &str) {
        if let Ok(mut cache) = self.cache.lock() {
            cache.remove(key);
        }
    }
    
}