use std::any::TypeId;

use crate::{Widget, util::HashSet};

pub struct WidgetData<State> {
    pub widget: Box<dyn Widget<State>>,
    pub label: String,
    pub event_mgrs: HashSet<TypeId>,
    /// dynamic borrow checking
    pub borrowed: bool,
}

impl<State> WidgetData<State> {
    pub fn new<W: Widget<State>>(widget: W) -> Self {
        let mut label = std::any::type_name::<W>().to_string();
        if let (Some(first), Some(last)) = (label.find(":"), label.rfind(":")) {
            label = label.split_at(first).0.to_string() + "::" + label.split_at(last + 1).1;
        }
        Self {
            widget: Box::new(widget),
            label,
            borrowed: false,
            event_mgrs: Default::default(),
        }
    }
}