I love macros!
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@ -4,9 +4,9 @@
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<link href="https://cdn.jsdelivr.net/npm/@mdi/font@6.9.96/css/materialdesignicons.min.css" rel="stylesheet">
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<title>Yew App</title>
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<link rel="preload" href="/index-d56dfc869fea14a4_bg.wasm" as="fetch" type="application/wasm" crossorigin="">
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<link rel="modulepreload" href="/index-d56dfc869fea14a4.js"></head>
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<link rel="preload" href="/index-b24e51ea036df368_bg.wasm" as="fetch" type="application/wasm" crossorigin="">
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<link rel="modulepreload" href="/index-b24e51ea036df368.js"></head>
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<body class="base theme-dark bg-gray-900 text-gray-400">
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<script type="module">import init from '/index-d56dfc869fea14a4.js';init('/index-d56dfc869fea14a4_bg.wasm');</script></body></html>
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<script type="module">import init from '/index-b24e51ea036df368.js';init('/index-b24e51ea036df368_bg.wasm');</script></body></html>
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@ -11,10 +11,21 @@ use wasm_bindgen::{JsCast, UnwrapThrowExt};
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use web_sys::{Event, HtmlInputElement, InputEvent};
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use yew::prelude::*;
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#[derive(Clone, PartialEq)]
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pub struct Binding<T> {
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pub onchange: Callback<T>,
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pub value: T,
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}
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impl<T> Binding<T> {
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pub fn new(value: T, onchange: Callback<T>) -> Self {
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Self { value, onchange }
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}
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}
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#[derive(Clone, PartialEq, Properties)]
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pub struct InputProps {
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pub value: String,
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pub onchange: Callback<String>,
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pub bind: Binding<String>,
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pub class: Classes,
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}
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@ -29,9 +40,8 @@ fn get_value_from_input_event(e: InputEvent) -> String {
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#[function_component(TextInput)]
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pub fn text_input(props: &InputProps) -> Html {
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let InputProps {
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value,
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onchange,
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class,
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bind: Binding { onchange, value },
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} = props.clone();
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let oninput = Callback::from(move |input_event: InputEvent| {
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@ -1,4 +1,8 @@
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use crate::components::{Page, RenderEvent};
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use crate::{
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components::{Page, RenderEvent},
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init,
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};
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use wasm_bindgen_futures::spawn_local;
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use yew::prelude::*;
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use yew_hooks::*;
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@ -6,25 +10,18 @@ use crate::{clone, util::api_request};
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#[function_component(EventsPage)]
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pub fn events_page() -> Html {
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let events: UseAsyncHandle<Vec<lan_party_core::event::Event>, _> = use_async(async move {
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api_request::<_, Vec<lan_party_core::event::Event>>("GET", "/event", Option::<()>::None)
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let events = use_state(|| Vec::new());
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init!(events => {
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events.set(api_request::<_, Vec<lan_party_core::event::Event>>("GET", "/event", Option::<()>::None)
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.await
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.map(|inner| inner.unwrap())
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.map_err(|_| "failed to load users")
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.unwrap())
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});
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clone!(events; use_effect_with_deps(move |_| {
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if events.data.is_none() {
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events.run();
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}
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|| ()
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}, ()));
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html! {
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<Page>
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{ if let Some(events) = &events.data {
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events.view()
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} else { html! {} }}
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{ events.view() }
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</Page>
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}
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}
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@ -1,11 +1,13 @@
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use crate::{
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clone, clone_cb,
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components::{Button, Loading, Page, Table, TextInput},
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bind, bind_change, bind_value, clone, clone_cb, clone_cb_spawn,
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components::{Binding, Button, Loading, Page, Table, TextInput},
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init,
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util::api_request,
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};
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use lan_party_core::user::User;
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use wasm_bindgen_futures::spawn_local;
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use yew::prelude::*;
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use yew_hooks::*;
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#[function_component(UsersPage)]
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pub fn users_page() -> Html {
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@ -16,59 +18,44 @@ pub fn users_page() -> Html {
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let current_score = use_state(|| String::new());
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let users = use_state(|| Vec::new());
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clone!(users; use_effect_with_deps(move |_| {
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spawn_local(async move {
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users.set(api_request::<_, Vec<User>>("GET", "/user", Option::<()>::None)
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.await
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.map(|inner| inner.unwrap())
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.unwrap());
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});
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|| ()
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}, ()));
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let oncheck = clone_cb!(score_edit, current_score, users; move |_| {
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clone!(score_edit, users, current_score; {
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spawn_local(async move {
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if let Some(score_edit) = *score_edit {
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if let Ok(score) = current_score.parse() {
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let user: &User = &users[score_edit];
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api_request::<_, ()>("POST", &format!("/user/{}/score", user.name), Some(score)).await.unwrap();
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let mut cloned = (*users).clone();
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cloned[score_edit].score = score;
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users.set(cloned);
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}
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}
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score_edit.set(None);
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});
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});
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init!(users => {
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users.set(api_request::<_, Vec<User>>("GET", "/user", Option::<()>::None)
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.await
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.map(|inner| inner.unwrap())
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.unwrap());
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});
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let onedit = clone_cb!(current_score, score_edit, users; i => move |_| {
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let oncheck = clone_cb_spawn!(score_edit, current_score, users => {
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if let (Some(score_edit), Ok(score)) = (*score_edit, current_score.parse()) {
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let user: &User = &users[score_edit];
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api_request::<_, ()>("POST", &format!("/user/{}/score", user.name), Some(score))
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.await
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.unwrap();
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let mut cloned = (*users).clone();
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cloned[score_edit].score = score;
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users.set(cloned);
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}
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score_edit.set(None);
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});
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let onedit = clone_cb!(current_score, score_edit, users => i => move |_| {
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let user: &User = &users[i];
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current_score.set(user.score.to_string());
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score_edit.set(Some(i));
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});
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let ondelete = clone_cb!(users; i => move |_| {
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clone!(users; {
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spawn_local(async move {
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let user: &User = &users[i];
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api_request::<_, ()>("DELETE", &format!("/user/{}", user.name), Option::<()>::None).await.unwrap();
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let cloned = users.iter().cloned().filter(|u| u.name != user.name).collect();
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users.set(cloned);
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});
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});
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let ondelete = clone_cb_spawn!(users => i => {
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let user: &User = &users[i];
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api_request::<_, ()>("DELETE", &format!("/user/{}", user.name), Option::<()>::None).await.unwrap();
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let cloned = users.iter().cloned().filter(|u| u.name != user.name).collect();
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users.set(cloned);
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});
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let onadd = clone_cb!(new_username, users; move |_| {
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clone!(new_username, users; {
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spawn_local(async move {
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let user = api_request::<String, User>("POST", "/user", Some((*new_username).clone())).await.unwrap();
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let mut cloned = (*users).clone();
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cloned.push(user.unwrap());
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users.set(cloned);
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});
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});
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let onadd = clone_cb_spawn!(new_username, users => {
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let user = api_request::<String, User>("POST", "/user", Some((*new_username).clone())).await.unwrap();
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let mut cloned = (*users).clone();
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cloned.push(user.unwrap());
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users.set(cloned);
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});
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html! {
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@ -83,8 +70,7 @@ pub fn users_page() -> Html {
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<span class="inline-block">
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<TextInput
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class={"mx-2 appearance-none block bg-gray-700 text-slate-400 border border-gray-600 rounded py-2 px-2 w-20 leading-tight focus:outline-none focus:ring-1 focus:ring-gray-500 focus:border-gray-500"}
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onchange={clone_cb!(current_score; move |value| current_score.set(value))}
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value={(*current_score).clone()}
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bind={bind!(current_score)}
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/>
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</span>
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<Button icon={"mdi-check"} onclick={oncheck.clone()} />
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<span class="inline-block">
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<TextInput
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class={"mx-2 appearance-none block bg-gray-700 text-slate-400 border border-gray-600 rounded py-2 px-2 w-50 leading-tight focus:outline-none focus:ring-1 focus:ring-gray-500 focus:border-gray-500"}
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onchange={clone_cb!(new_username; move |value| new_username.set(value))}
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value={(*new_username).clone()}
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bind={bind!(new_username)}
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/>
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</span>
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</td>
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@ -77,7 +77,7 @@ pub async fn api_request<B: Serialize, R: for<'a> Deserialize<'a>>(
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#[macro_export]
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macro_rules! clone {
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($($var:ident),* $(,)? ; $body:expr) => {{
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($($var:ident),* $(,)? => $body:expr) => {{
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$(let $var = $var.clone();)*
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$body
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}};
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@ -85,16 +85,58 @@ macro_rules! clone {
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#[macro_export]
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macro_rules! clone_cb {
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($($var:ident),* ; $body:expr) => {
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clone!($($var,)* ; {
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($($var:ident),* $(,)? => $body:expr) => {
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clone!($($var,)* => {
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Callback::from($body)
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})
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};
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($($var:ident),* ; $($param:ident),* => $body:expr) => {
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clone!($($var,)* ; {
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($($var:ident),* $(,)? => $($param:ident),* $(,)? => $body:expr) => {
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clone!($($var,)* => {
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move |$($param,)*| {
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Callback::from($body)
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}
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})
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};
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}
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#[macro_export]
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macro_rules! clone_cb_spawn {
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($($var:ident),* => $body:expr) => {
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clone_cb!($($var,)* => move |_| {
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clone!($($var,)* => spawn_local(async move { $body }))
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})
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};
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($($var:ident),* $(,)? => $($param:ident),* => $body:expr) => {
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clone_cb!($($var,)* => $($param),* => move |_| {
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clone!($($var,)* => spawn_local(async move { $body }))
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})
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};
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}
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#[macro_export]
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macro_rules! init {
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($var:ident => $body:expr) => {
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clone!($var => use_mount(move || spawn_local(async move { $body })))
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};
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}
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#[macro_export]
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macro_rules! bind_value {
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($value:ident) => {
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(*$value).clone()
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};
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}
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#[macro_export]
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macro_rules! bind_change {
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($value:ident) => {
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clone_cb!($value => move |value| $value.set(value))
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};
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}
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#[macro_export]
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macro_rules! bind {
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($value:ident) => {
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Binding::new(bind_value!($value), bind_change!($value))
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};
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}
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