2022-05-17 22:27:22 +02:00

233 lines
8.4 KiB
JavaScript

/*
App.js - <short description TODO>
Copyright (C) 2022 Strudel contributors - see <https://github.com/tidalcycles/strudel/blob/main/repl/src/App.js>
This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details. You should have received a copy of the GNU Affero General Public License along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
import controls from '@strudel.cycles/core/controls.mjs';
import { evalScope, evaluate } from '@strudel.cycles/eval';
import { CodeMirror, cx, useHighlighting, useRepl, useWebMidi } from '@strudel.cycles/react';
import { getDefaultSynth, cleanupDraw, cleanupUi, Tone } from '@strudel.cycles/tone';
import React, { useCallback, useLayoutEffect, useRef, useState } from 'react';
import './App.css';
import logo from './logo.svg';
import * as tunes from './tunes.mjs';
evalScope(
Tone,
controls,
import('@strudel.cycles/core'),
import('@strudel.cycles/tone'),
import('@strudel.cycles/tonal'),
import('@strudel.cycles/mini'),
import('@strudel.cycles/midi'),
import('@strudel.cycles/xen'),
import('@strudel.cycles/webaudio'),
);
const initialUrl = window.location.href;
const codeParam = window.location.href.split('#')[1];
let decoded;
try {
decoded = atob(decodeURIComponent(codeParam || ''));
} catch (err) {
console.warn('failed to decode', err);
}
function getRandomTune() {
const allTunes = Object.values(tunes);
const randomItem = (arr) => arr[Math.floor(Math.random() * arr.length)];
return randomItem(allTunes);
}
const randomTune = getRandomTune();
const defaultSynth = getDefaultSynth();
const isEmbedded = window.location !== window.parent.location;
function App() {
// const [editor, setEditor] = useState();
const [view, setView] = useState();
const {
setCode,
setPattern,
error,
code,
cycle,
dirty,
log,
togglePlay,
activeCode,
setActiveCode,
activateCode,
pattern,
pushLog,
pending,
} = useRepl({
tune: decoded || randomTune,
defaultSynth,
});
const logBox = useRef();
// scroll log box to bottom when log changes
useLayoutEffect(() => {
if (logBox.current) {
logBox.current.scrollTop = logBox.current?.scrollHeight;
}
}, [log]);
// set active pattern on ctrl+enter
useLayoutEffect(() => {
// TODO: make sure this is only fired when editor has focus
const handleKeyPress = async (e) => {
if (e.ctrlKey || e.altKey) {
if (e.code === 'Enter') {
await activateCode();
e.preventDefault();
} else if (e.code === 'Period') {
cycle.stop();
e.preventDefault();
}
}
};
window.addEventListener('keydown', handleKeyPress);
return () => window.removeEventListener('keydown', handleKeyPress);
}, [pattern, code, activateCode, cycle]);
useHighlighting({ view, pattern, active: cycle.started && !activeCode?.includes('strudel disable-highlighting') });
useWebMidi({
ready: useCallback(
({ outputs }) => {
pushLog(`WebMidi ready! Just add .midi(${outputs.map((o) => `'${o.name}'`).join(' | ')}) to the pattern. `);
},
[pushLog],
),
connected: useCallback(
({ outputs }) => {
pushLog(`Midi device connected! Available: ${outputs.map((o) => `'${o.name}'`).join(', ')}`);
},
[pushLog],
),
disconnected: useCallback(
({ outputs }) => {
pushLog(`Midi device disconnected! Available: ${outputs.map((o) => `'${o.name}'`).join(', ')}`);
},
[pushLog],
),
});
return (
<div className="min-h-screen flex flex-col">
<header
id="header"
className={cx(
'flex-none w-full px-2 flex border-b border-gray-200 justify-between z-[10] bg-gray-100',
isEmbedded ? 'h-8' : 'h-14',
)}
>
<div className="flex items-center space-x-2">
<img src={logo} className={cx('Tidal-logo', isEmbedded ? 'w-6 h-6' : 'w-10 h-10')} alt="logo" />
<h1 className={isEmbedded ? 'text-l' : 'text-xl'}>Strudel {isEmbedded ? 'Mini ' : ''}REPL</h1>
</div>
<div className="flex">
<button onClick={() => togglePlay()} className={cx('hover:bg-gray-300', !isEmbedded ? 'p-2' : 'px-2')}>
{!pending ? (
<span className={cx('flex items-center', isEmbedded ? 'w-16' : 'w-16')}>
{cycle.started ? (
<svg xmlns="http://www.w3.org/2000/svg" className="h-5 w-5" viewBox="0 0 20 20" fill="currentColor">
<path
fillRule="evenodd"
d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zM7 8a1 1 0 012 0v4a1 1 0 11-2 0V8zm5-1a1 1 0 00-1 1v4a1 1 0 102 0V8a1 1 0 00-1-1z"
clipRule="evenodd"
/>
</svg>
) : (
<svg xmlns="http://www.w3.org/2000/svg" className="h-5 w-5" viewBox="0 0 20 20" fill="currentColor">
<path
fillRule="evenodd"
d="M10 18a8 8 0 100-16 8 8 0 000 16zM9.555 7.168A1 1 0 008 8v4a1 1 0 001.555.832l3-2a1 1 0 000-1.664l-3-2z"
clipRule="evenodd"
/>
</svg>
)}
{cycle.started ? 'pause' : 'play'}
</span>
) : (
<>loading...</>
)}
</button>
{!isEmbedded && (
<button
className="hover:bg-gray-300 p-2"
onClick={async () => {
const _code = getRandomTune();
console.log('tune', _code); // uncomment this to debug when random code fails
setCode(_code);
cleanupDraw();
cleanupUi();
const parsed = await evaluate(_code);
setPattern(parsed.pattern);
setActiveCode(_code);
}}
>
🎲 random
</button>
)}
{!isEmbedded && (
<button className={cx('hover:bg-gray-300', !isEmbedded ? 'p-2' : 'px-2')}>
<a href="./tutorial">📚 tutorial</a>
</button>
)}
{isEmbedded && (
<button className={cx('hover:bg-gray-300 px-2')}>
<a href={window.location.href} target="_blank" rel="noopener noreferrer" title="Open in REPL">
🚀 open
</a>
</button>
)}
{isEmbedded && (
<button className={cx('hover:bg-gray-300 px-2')}>
<a
onClick={() => {
window.location.href = initialUrl;
window.location.reload();
}}
title="Reset"
>
💔 reset
</a>
</button>
)}
</div>
</header>
<section className="grow flex flex-col text-gray-100">
<div className="grow relative flex overflow-auto" id="code">
{/* onCursor={markParens} */}
<CodeMirror value={code} onChange={setCode} onViewChanged={setView} />
<span className="z-[20] py-1 px-2 absolute top-0 right-0 text-xs whitespace-pre text-right pointer-events-none">
{!cycle.started ? `press ctrl+enter to play\n` : dirty ? `ctrl+enter to update\n` : 'no changes\n'}
</span>
{error && (
<div className={cx('absolute right-2 bottom-2 px-2', 'text-red-500')}>
{error?.message || 'unknown error'}
</div>
)}
</div>
{!isEmbedded && (
<textarea
className="z-[10] h-16 border-0 text-xs bg-[transparent] border-t border-slate-600 resize-none"
value={log}
readOnly
ref={logBox}
style={{ fontFamily: 'monospace' }}
/>
)}
</section>
{/* !isEmbedded && (
<button className="fixed right-4 bottom-2 z-[11]" onClick={() => playStatic(code)}>
static
</button>
) */}
</div>
);
}
export default App;