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use leptos::prelude::*;
use crate::components::Input;
use crate::wallet::evm::{chains::RpcInfo, search_rpcs_server};
#[component]
pub fn RpcSearch<F>(on_select: F) -> impl IntoView
where
F: Fn(RpcInfo) + Clone + Send + Sync + 'static,
{
let search_query = RwSignal::new(String::new());
let search_results = RwSignal::new(Vec::<RpcInfo>::new());
let is_searching = RwSignal::new(false);
let selected_rpc = RwSignal::new(None::<RpcInfo>);
let search_action = Action::new(move |query: &String| {
let query = query.clone();
async move {
if query.trim().is_empty() || query.len() < 2 {
return Ok(vec![]);
}
search_rpcs_server(query).await
}
});
// Handle search results
Effect::new(move || {
if let Some(result) = search_action.value().get() {
match result {
Ok(rpcs) => {
search_results.set(rpcs);
}
Err(_) => {
search_results.set(vec![]);
}
}
is_searching.set(false);
}
});
// Debounced search effect
Effect::new(move || {
let query = search_query.get();
if query.trim().is_empty() {
search_results.set(vec![]);
return;
}
if query.len() < 2 {
return;
}
is_searching.set(true);
search_action.dispatch(query);
});
// Show dropdown when user is searching, has results, or has typed enough characters
let should_show_dropdown = move || {
is_searching.get()
|| !search_results.get().is_empty()
|| (!search_query.get().trim().is_empty() && search_query.get().len() >= 2)
};
view! {
<div class="flex w-full">
<div class="relative max-w-xl mx-auto w-full">
<Show when=move || selected_rpc.get().is_some()>
<div class="mb-2 p-2 bg-neutral-100 dark:bg-neutral-700 rounded flex items-center justify-between">
<div class="flex items-center space-x-2">
{move || {
if let Some(rpc) = selected_rpc.get() {
view! {
<>
{rpc
.icon
.clone()
.map(|icon| {
view! {
<img
src=format!(
"https://icons.llamao.fi/icons/chains/rsz_{}.jpg",
icon,
)
alt=rpc.name.clone()
class="w-6 h-6 rounded-full object-cover"
onerror="this.style.display='none'"
/>
}
.into_any()
})
.unwrap_or_else(|| {
view! {
<div class="w-6 h-6 rounded-full bg-neutral-300 dark:bg-neutral-600 flex items-center justify-center">
<span class="text-xs font-bold">
{rpc.name.chars().next().unwrap_or('?')}
</span>
</div>
}
.into_any()
})}
<span class="text-sm">
{format!("{} (Chain ID: {})", rpc.name, rpc.chain_id)}
</span>
</>
}
.into_any()
} else {
view! { <></> }.into_any()
}
}}
</div>
<button
class="text-xs text-blue-500 hover:underline"
on:click=move |_| {
selected_rpc.set(None);
search_query.set(String::new());
}
>
"Change"
</button>
</div>
</Show>
<Input
placeholder="Search for blockchain RPCs..."
class="w-full"
value=search_query
on_input=Box::new(move |val| {
selected_rpc.set(None);
search_query.set(val);
})
/>
<Show when=should_show_dropdown>
<div class="absolute left-0 top-full mt-1 w-full bg-white dark:bg-neutral-800 rounded-md shadow-lg ring-1 ring-black ring-opacity-5 dark:ring-neutral-700 z-50 max-h-64 overflow-y-auto">
<div class="py-1">
<Show when=move || is_searching.get()>
<div class="px-4 py-2 text-sm text-neutral-500 dark:text-neutral-400">
"Searching..."
</div>
</Show>
<Show when=move || {
!is_searching.get() && search_results.get().is_empty()
&& !search_query.get().trim().is_empty()
&& (search_query.get().len() >= 2)
}>
<div class="px-4 py-2 text-sm text-neutral-500 dark:text-neutral-400">
"No RPCs found"
</div>
</Show>
<For
each=move || search_results.get()
key=|rpc| rpc.chain_id
children={
let on_select = on_select.clone();
move |rpc| {
let rpc_clone = rpc.clone();
let rpc_name = rpc.name.clone();
let on_select = on_select.clone();
view! {
<button
class="w-full text-left px-4 py-2 text-sm text-neutral-700 dark:text-neutral-300 hover:bg-neutral-100 dark:hover:bg-neutral-700 cursor-pointer"
on:click=move |_| {
leptos::logging::log!("Selected RPC: {}", rpc_name);
selected_rpc.set(Some(rpc_clone.clone()));
search_query.set(String::new());
search_results.set(vec![]);
on_select(rpc_clone.clone());
}
>
<div class="flex items-center space-x-3">
{rpc
.icon
.clone()
.map(|icon| {
view! {
<img
src=format!(
"https://icons.llamao.fi/icons/chains/rsz_{}.jpg",
icon,
)
alt=rpc.name.clone()
class="w-8 h-8 rounded-full object-cover"
onerror="this.style.display='none'"
/>
}
.into_any()
})
.unwrap_or_else(|| {
view! {
<div class="w-8 h-8 rounded-full bg-neutral-300 dark:bg-neutral-600 flex items-center justify-center">
<span class="text-xs font-bold">
{rpc.name.chars().next().unwrap_or('?')}
</span>
</div>
}
.into_any()
})} <div class="flex-1">
<div class="font-medium">
{rpc.name.clone()} " - " {rpc.network.clone()}
</div>
<div class="text-xs text-neutral-500 dark:text-neutral-400">
"Chain ID: " {rpc.chain_id} " • "
{rpc.native_currency.clone()}
</div>
</div>
</div>
</button>
}
}
}
/>
</div>
</div>
</Show>
</div>
</div>
}
}