59 lines
1.5 KiB
Rust
59 lines
1.5 KiB
Rust
#![allow(dead_code)]
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use futures_channel::mpsc::UnboundedReceiver;
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use dioxus_core::Template;
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use wasm_bindgen::closure::Closure;
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use wasm_bindgen::JsCast;
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use web_sys::{MessageEvent, WebSocket};
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#[cfg(not(debug_assertions))]
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pub(crate) fn init() -> UnboundedReceiver<Template<'static>> {
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let (tx, rx) = futures_channel::mpsc::unbounded();
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std::mem::forget(tx);
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rx
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}
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#[cfg(debug_assertions)]
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pub(crate) fn init() -> UnboundedReceiver<Template<'static>> {
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use core::panic;
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use std::convert::TryInto;
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let window = web_sys::window().unwrap();
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let protocol = if window.location().protocol().unwrap() == "https:" {
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"wss:"
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} else {
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"ws:"
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};
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let url = format!(
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"{protocol}//{}/_dioxus/hot_reload",
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window.location().host().unwrap()
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);
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let ws = WebSocket::new(&url).unwrap();
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let (tx, rx) = futures_channel::mpsc::unbounded();
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// change the rsx when new data is received
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let cl = Closure::wrap(Box::new(move |e: MessageEvent| {
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if let Ok(text) = e.data().dyn_into::<js_sys::JsString>() {
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let text: Result<String, _> = text.try_into();
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if let Ok(string) = text {
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match serde_json::from_str(Box::leak(string.into_boxed_str())) {
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Ok(template) => _ = tx.unbounded_send(template),
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Err(e) => panic!("Failed to parse template: {}", e),
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}
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}
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}
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}) as Box<dyn FnMut(MessageEvent)>);
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ws.set_onmessage(Some(cl.as_ref().unchecked_ref()));
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cl.forget();
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rx
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}
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