use super::StaticItem;
use crate::models::item::Item;
use once_cell::sync::OnceCell;

pub struct NPC {
    pub code: &'static str,
    pub name: &'static str,
    pub description: &'static str,
    pub spawn_location: &'static str,
}

static NPC_LIST: OnceCell<Vec<NPC>> = OnceCell::new();
pub fn npc_list() -> &'static Vec<NPC> {
    NPC_LIST.get_or_init(|| vec!(
        NPC {
            code: "repro_xv_chargen_statbot",
            name: "Statbot",
            description: "A silvery shiny metal mechanical being. It lets out a whirring sound as it moves.",
            spawn_location: "room/repro_xv_chargen"
        }
    ))
}

pub fn npc_static_items() -> Box<dyn Iterator<Item = StaticItem>> {
    Box::new(npc_list().iter().map(|c| StaticItem {
        item_code: c.code,
        initial_item: Box::new(|| Item {
            item_code: c.code.to_owned(),
            item_type: "npc".to_owned(),
            display: c.name.to_owned(),
            details: Some(c.description.to_owned()),
            location: c.spawn_location.to_owned(),
            is_static: true,
            ..Item::default()
        })
    }))
}