encapsulate panel tabs

website/src/repl/panel/SoundsTab.jsx

@@ -0,0 +1,89 @@
+import { useEvent } from '@strudel.cycles/react';
+// import { cx } from '@strudel.cycles/react';
+import { useStore } from '@nanostores/react';
+import { getAudioContext, soundMap } from '@strudel.cycles/webaudio';
+import React, { useMemo, useRef } from 'react';
+import { settingsMap, useSettings } from '../../settings.mjs';
+import { ButtonGroup } from './Forms.jsx';
+
+const getSamples = (samples) =>
+  Array.isArray(samples) ? samples.length : typeof samples === 'object' ? Object.values(samples).length : 1;
+
+export function SoundsTab() {
+  const sounds = useStore(soundMap);
+  const { soundsFilter } = useSettings();
+  const soundEntries = useMemo(() => {
+    let filtered = Object.entries(sounds).filter(([key]) => !key.startsWith('_'));
+    if (!sounds) {
+      return [];
+    }
+    if (soundsFilter === 'user') {
+      return filtered.filter(([key, { data }]) => !data.prebake);
+    }
+    if (soundsFilter === 'drums') {
+      return filtered.filter(([_, { data }]) => data.type === 'sample' && data.tag === 'drum-machines');
+    }
+    if (soundsFilter === 'samples') {
+      return filtered.filter(([_, { data }]) => data.type === 'sample' && data.tag !== 'drum-machines');
+    }
+    if (soundsFilter === 'synths') {
+      return filtered.filter(([_, { data }]) => ['synth', 'soundfont'].includes(data.type));
+    }
+    return filtered;
+  }, [sounds, soundsFilter]);
+  // holds mutable ref to current triggered sound
+  const trigRef = useRef();
+  // stop current sound on mouseup
+  useEvent('mouseup', () => {
+    const t = trigRef.current;
+    trigRef.current = undefined;
+    t?.then((ref) => {
+      ref?.stop(getAudioContext().currentTime + 0.01);
+    });
+  });
+  return (
+    <div id="sounds-tab" className="flex flex-col w-full h-full dark:text-white text-stone-900">
+      <div className="px-2 pb-2 flex-none">
+        <ButtonGroup
+          value={soundsFilter}
+          onChange={(value) => settingsMap.setKey('soundsFilter', value)}
+          items={{
+            samples: 'samples',
+            drums: 'drum-machines',
+            synths: 'Synths',
+            user: 'User',
+          }}
+        ></ButtonGroup>
+      </div>
+      <div className="p-2 min-h-0 max-h-full grow overflow-auto font-mono text-sm break-normal">
+        {soundEntries.map(([name, { data, onTrigger }]) => (
+          <span
+            key={name}
+            className="cursor-pointer hover:opacity-50"
+            onMouseDown={async () => {
+              const ctx = getAudioContext();
+              const params = {
+                note: ['synth', 'soundfont'].includes(data.type) ? 'a3' : undefined,
+                s: name,
+                clip: 1,
+                release: 0.5,
+              };
+              const time = ctx.currentTime + 0.05;
+              const onended = () => trigRef.current?.node?.disconnect();
+              trigRef.current = Promise.resolve(onTrigger(time, params, onended));
+              trigRef.current.then((ref) => {
+                ref?.node.connect(ctx.destination);
+              });
+            }}
+          >
+            {' '}
+            {name}
+            {data?.type === 'sample' ? `(${getSamples(data.samples)})` : ''}
+            {data?.type === 'soundfont' ? `(${data.fonts.length})` : ''}
+          </span>
+        ))}
+        {!soundEntries.length ? 'No custom sounds loaded in this pattern (yet).' : ''}
+      </div>
+    </div>
+  );
+}