lan-party-backend/web/src/pages/users.rs

use crate::{
    clone, clone_cb,
    components::{Button, Loading, Page, Table, TextInput},
    util::api_request,
};
use lan_party_core::user::User;
use wasm_bindgen_futures::spawn_local;
use yew::prelude::*;

#[function_component(UsersPage)]
pub fn users_page() -> Html {
    let headers = vec!["Username".into(), "Score".into(), "".into()];

    let new_username = use_state(|| String::new());
    let score_edit: UseStateHandle<Option<usize>> = use_state(|| Option::None);
    let current_score = use_state(|| String::new());
    let users = use_state(|| Vec::new());

    clone!(users; use_effect_with_deps(move |_| {
        spawn_local(async move {
            users.set(api_request::<_, Vec<User>>("GET", "/user", Option::<()>::None)
                .await
                .map(|inner| inner.unwrap())
                .unwrap());
        });
        || ()
    }, ()));

    let oncheck = clone_cb!(score_edit, current_score, users; move |_| {
        clone!(score_edit, users, current_score; {
            spawn_local(async move {
                if let Some(score_edit) = *score_edit {
                    if let Ok(score) = current_score.parse() {
                        let user: &User = &users[score_edit];
                        api_request::<_, ()>("POST", &format!("/user/{}/score", user.name), Some(score)).await.unwrap();
                        let mut cloned = (*users).clone();
                        cloned[score_edit].score = score;
                        users.set(cloned);
                    }
                }
                score_edit.set(None);
            });
        });
    });

    let onedit = clone_cb!(current_score, score_edit, users; i => move |_| {
        let user: &User = &users[i];
        current_score.set(user.score.to_string());
        score_edit.set(Some(i));
    });

    let ondelete = clone_cb!(users; i => move |_| {
        clone!(users; {
            spawn_local(async move {
                let user: &User = &users[i];
                api_request::<_, ()>("DELETE", &format!("/user/{}", user.name), Option::<()>::None).await.unwrap();
                let cloned = users.iter().cloned().filter(|u| u.name != user.name).collect();
                users.set(cloned);
            });
        });
    });

    let onadd = clone_cb!(new_username, users; move |_| {
        clone!(new_username, users; {
            spawn_local(async move {
                let user = api_request::<String, User>("POST", "/user", Some((*new_username).clone())).await.unwrap();
                let mut cloned = (*users).clone();
                cloned.push(user.unwrap());
                users.set(cloned);
            });
        });
    });

    html! {
        <Page>
            <Table headers={headers.clone()} loading=false rows={vec![]}>
                {users.iter().enumerate().map(move |(i, user)| html! {
                    <tr>
                        <td class="whitespace-nowrap px-3 py-4 text-sm text-slate-400">{&user.name}</td>
                        <td class="whitespace-nowrap px-3 text-sm text-slate-400">
                            {if Some(i) == *score_edit.clone() { html! {
                                <>
                                    <span class="inline-block">
                                        <TextInput
                                            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"}
                                            onchange={clone_cb!(current_score; move |value| current_score.set(value))}
                                            value={(*current_score).clone()}
                                            />
                                    </span>
                                    <Button icon={"mdi-check"} onclick={oncheck.clone()} />
                                </>
                            }} else { html! {
                                <>
                                    <span class="my-3 w-20">
                                        {user.score}
                                    </span>
                                    <Button icon={"mdi-pencil"} onclick={onedit.clone()(i)} />
                                </>
                            }}}
                        </td>
                        <td class="whitespace-nowrap py-4 text-sm text-slate-400">
                            <Button icon={"mdi-delete"} onclick={ondelete.clone()(i)} />
                        </td>
                    </tr>
                }).collect::<Html>()}
                <tr>
                    <td class="whitespace-nowrap px-3 text-sm text-slate-400">
                        <span class="inline-block">
                            <TextInput
                                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"}
                                onchange={clone_cb!(new_username; move |value| new_username.set(value))}
                                value={(*new_username).clone()}
                                />
                        </span>
                    </td>
                    <td class="whitespace-nowrap px-3 py-4 text-sm text-slate-400"></td>
                    <td class="whitespace-nowrap py-4 text-sm text-slate-400">
                        <Button icon={"mdi-plus"} onclick={onadd} />
                    </td>
                </tr>
            </Table>
        </Page>
    }
}