use crate::dynamic_data::script_handling::script::Script;
use crate::dynamic_data::script_handling::script_set::ScriptSet;
use crate::{PkmnResult, StringKey};
use std::sync::{Arc, RwLock};

pub trait VolatileScripts<'a> {
    fn volatile_scripts(&self) -> &Arc<RwLock<ScriptSet>>;
    fn load_volatile_script(&self, key: &StringKey) -> PkmnResult<Option<Box<dyn Script>>>;

    fn has_volatile_script(&self, key: &StringKey) -> bool {
        self.volatile_scripts().read().unwrap().has(key)
    }

    fn get_volatile_script(&self, key: &StringKey) -> Option<Arc<Box<dyn Script>>> {
        let scripts = self.volatile_scripts().read().unwrap();
        let s = scripts.get(key);
        s.cloned()
    }

    fn add_volatile_script(&mut self, key: &StringKey) -> PkmnResult<Option<Arc<Box<dyn Script>>>> {
        self.volatile_scripts()
            .write()
            .unwrap()
            .stack_or_add(key, &|| self.load_volatile_script(key))
    }

    fn remove_volatile_script(&mut self, key: &StringKey) {
        self.volatile_scripts().write().unwrap().remove(key)
    }
}