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//! Integration with yew `0.22.x`.
//!
//! # Examples
//!
//! This example uses [`yew022`]:
//!
//! [`yew022`]: crate::yew022
//!
//! ```
//! # extern crate yew022 as yew;
//! # extern crate web_sys03 as web_sys;
//! use web_sys::HtmlInputElement;
//! use yew::prelude::*;
//! use musli_web::web03::prelude::*;
//!
//! mod api {
//! use musli::{Decode, Encode};
//! use musli_web::api;
//!
//! #[derive(Encode, Decode)]
//! pub struct HelloRequest<'de> {
//! pub message: &'de str,
//! }
//!
//! #[derive(Encode, Decode)]
//! pub struct HelloResponse<'de> {
//! pub message: &'de str,
//! }
//!
//! #[derive(Encode, Decode)]
//! pub struct TickEvent<'de> {
//! pub message: &'de str,
//! pub tick: u32,
//! }
//!
//! api::define! {
//! pub type Hello;
//!
//! impl Endpoint for Hello {
//! impl<'de> Request for HelloRequest<'de>;
//! type Response<'de> = HelloResponse<'de>;
//! }
//!
//! pub type Tick;
//!
//! impl Broadcast for Tick {
//! impl<'de> Event for TickEvent<'de>;
//! }
//! }
//! }
//!
//! enum Msg {
//! Error(ws::Error),
//! Change(String),
//! Send,
//! HelloResponse(Result<ws::Packet<api::Hello>, ws::Error>),
//! Tick(Result<ws::Packet<api::Tick>, ws::Error>),
//! }
//!
//! struct App {
//! service: ws::Service,
//! _listen: ws::Listener,
//! request: ws::Request,
//! text: String,
//! tick: u32,
//! responses: Vec<String>,
//! }
//!
//! impl Component for App {
//! type Message = Msg;
//! type Properties = ();
//!
//! fn create(ctx: &Context<Self>) -> Self {
//! let service = ws::connect(ws::Connect::location("ws"))
//! .on_error(ctx.link().callback(Msg::Error))
//! .build();
//!
//! service.connect();
//!
//! let listen = service.handle().on_broadcast(ctx.link().callback(Msg::Tick));
//!
//! Self {
//! service,
//! _listen: listen,
//! request: ws::Request::new(),
//! text: String::new(),
//! tick: 0,
//! responses: Vec::new(),
//! }
//! }
//!
//! fn update(&mut self, ctx: &Context<Self>, msg: Self::Message) -> bool {
//! match msg {
//! Msg::Error(error) => {
//! tracing::error!("WebSocket error: {:?}", error);
//! false
//! }
//! Msg::Change(text) => {
//! self.text = text;
//! true
//! }
//! Msg::Send => {
//! self.request = self
//! .service
//! .handle()
//! .request()
//! .body(api::HelloRequest {
//! message: self.text.as_str(),
//! })
//! .on_packet(ctx.link().callback(Msg::HelloResponse))
//! .send();
//!
//! self.text.clear();
//! true
//! }
//! Msg::HelloResponse(Err(error)) => {
//! tracing::error!("Request error: {:?}", error);
//! false
//! }
//! Msg::HelloResponse(Ok(packet)) => {
//! tracing::debug!("Got response");
//!
//! while !packet.is_empty() {
//! let Ok(response) = packet.decode() else {
//! break;
//! };
//!
//! self.responses.push(response.message.to_owned());
//! }
//!
//! true
//! }
//! Msg::Tick(Err(error)) => {
//! tracing::error!("Tick error: {error}");
//! false
//! }
//! Msg::Tick(Ok(packet)) => {
//! tracing::debug!("Got tick");
//!
//! if let Ok(tick) = packet.decode_event() {
//! self.tick = tick.tick;
//! }
//!
//! true
//! }
//! }
//! }
//!
//! fn view(&self, ctx: &Context<Self>) -> Html {
//! let oninput = ctx.link().callback(|e: InputEvent| {
//! let input = e.target_unchecked_into::<HtmlInputElement>();
//! Msg::Change(input.value())
//! });
//!
//! let onclick = ctx.link().callback(|_: MouseEvent| {
//! Msg::Send
//! });
//!
//! html! {
//! <div class="container">
//! <input type="text" {oninput} value={self.text.clone()} />
//! <button {onclick}>{"Send Message"}</button>
//! {for self.responses.iter().enumerate().map(|(index, response)| html!(<div>{format!("Response #{index}: {response}")}</div>))}
//! <div>{format!("Global tick: {}", self.tick)}</div>
//! </div>
//! }
//! }
//! }
//! ```
use Callback;