mod bus;
mod props;
mod sub;

use self::props::Props;
use crate::{prelude::*, render};
pub use bus::{Bus, Request};
pub use sub::AlertSubscriber;
use yew::prelude::*;

pub struct Alert {
    link: ComponentLink<Self>,
    props: Props,
    prefix: String,
    prefixed_color: String,
}

impl Component for Alert {
    type Properties = Props;
    type Message = ();

    fn create(props: Self::Properties, link: ComponentLink<Self>) -> Self {
        Self {
            link,
            props,
            prefix: String::from("alert"),
            prefixed_color: String::default(),
        }
    }

    fn update(&mut self, _: Self::Message) -> ShouldRender {
        self.props.on_close.emit(());
        true
    }

    fn change(&mut self, props: Self::Properties) -> ShouldRender {
        if props.color != self.props.color {
            self.prefixed_color = props.color.with_prefix(&self.prefix);
        }
        render_if_ne(&mut self.props, props)
    }

    fn view(&self) -> Html {
        let html = html! {
            <div>
                { self.props.children.clone() }
                <button
                    type="button"
                    class="close"
                    data-dismiss="alert"
                    aria-label="Close"
                    onclick=self.link.callback(|_| ())
                >
                    <span aria-hidden="true">{ "×" }</span>
                </button>
            </div>
        };
        render::render_with_prefix(&self.props, vec![&self.prefix, &self.prefixed_color], html)
    }

    fn rendered(&mut self, _first_render: bool) {}

    fn destroy(&mut self) {}
}