78 lines
2.0 KiB
Rust
78 lines
2.0 KiB
Rust
use super::player::Player;
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use crate::agents::audio_agent::{self, AudioAgent};
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use web_sys::HtmlInputElement;
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use yew::agent::Dispatched;
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use yew::agent::Dispatcher;
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use yew::prelude::*;
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use yew::services::ConsoleService;
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pub struct Controls {
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link: ComponentLink<Self>,
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file_input: NodeRef,
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audio_agent: Dispatcher<AudioAgent>,
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}
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pub enum Msg {
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SubmitForm,
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}
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impl Component for Controls {
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type Message = Msg;
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type Properties = ();
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fn create(_: Self::Properties, link: ComponentLink<Self>) -> Self {
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Self {
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link,
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file_input: NodeRef::default(),
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audio_agent: AudioAgent::dispatcher(),
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}
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}
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fn update(&mut self, msg: Self::Message) -> ShouldRender {
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match msg {
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Msg::SubmitForm => {
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if let Err(e) = self.handle_submit_form() {
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ConsoleService::error(&e);
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};
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}
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};
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true
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}
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fn change(&mut self, _: Self::Properties) -> ShouldRender {
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false
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}
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fn rendered(&mut self, _: bool) {}
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fn view(&self) -> Html {
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html! {
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<section id="controls" style="width: 800px; height: 100px; border: 1px solid grey">
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<label>
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{"Select an audio file"}
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<input ref=self.file_input.clone() type="file"/>
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</label>
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<button onclick=self.link.callback(move |_| Msg::SubmitForm)>{"Open file"}</button>
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<Player/>
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</section>
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}
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}
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}
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impl Controls {
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fn handle_submit_form(&mut self) -> Result<(), String> {
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let file_input = self
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.file_input
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.cast::<HtmlInputElement>()
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.ok_or("could not cast file_input")?;
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let file_list = file_input.files().ok_or("could not get file list")?;
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let file = file_list.get(0).ok_or("could not get file")?;
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self.audio_agent
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.send(audio_agent::Request::LoadSamplesFromFile(file));
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Ok(())
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}
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}
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