1use crate::routing::Router;
2use handlebars::Handlebars;
3use std::collections::HashMap;
4use std::sync::Arc;
5use web_sys::window;
6
7#[derive(Default)]
8pub struct App {
9 handlebars: Handlebars<'static>,
10 router: Arc<Router>,
11}
12
13impl App {
14 pub fn new() -> Self {
15 Self::default()
16 }
17
18 pub fn handlebars(&mut self) -> &mut Handlebars<'static> {
19 &mut self.handlebars
20 }
21
22 pub fn router(&self) -> Arc<Router> {
23 self.router.clone()
24 }
25
26 pub fn start(&self) -> anyhow::Result<()> {
27 console_error_panic_hook::set_once();
28
29 self.router.init().expect("Could not initialize router");
31
32 let data: HashMap<String, String> = HashMap::new();
34 let html = self
35 .handlebars
36 .render("application", &data)
37 .expect("Could not render application.hbs");
38
39 let document = window()
41 .and_then(|win| win.document())
42 .expect("Could not access document");
43 let body = document.body().expect("Could not access document body");
44 let main = document
45 .create_element("main")
46 .expect("Could not create a main element within the body");
47 main.set_inner_html(&html);
48 body.append_child(main.as_ref())
49 .expect("Could not append main element to body");
50
51 Ok(())
52 }
53}