working

package.json

@@ -4,6 +4,7 @@
   "private": true,
   "description": "Port of tidalcycles to javascript",
   "scripts": {
+    "strudeljson": "node ./website/src/repl/create_strudel_json.mjs",
     "setup": "pnpm i",
     "pretest": "npm run jsdoc-json",
     "prebuild": "npm run jsdoc-json",

website/src/repl/create_strudel_json.mjs

@@ -0,0 +1,52 @@
+
+import { createInterface } from 'node:readline';
+import * as fs from 'node:fs'
+
+const validFileTypes = new Set(['.wav', '.mp3', '.aac', '.m4a'])
+/** For automatically creating the strudel JSON that for samples hosted in a remote repo */
+async function writeStrudelJson(subpath, hosturl) {
+  const children = await fs.promises.readdir(subpath, { recursive: true });
+  const name = subpath.split('/').slice(-1)[0];
+  const tree = { name, children };
+  let samples = {
+    _base: hosturl
+  };
+
+  const files = tree.children.filter((path) => {
+    const extension = path.match(/\.[0-9a-z]+$/i)?.[0]
+    return validFileTypes.has(extension)
+  }).sort((a, b) => a.localeCompare(b))
+
+  files.forEach(path => {
+    const groupName = path.match(/([^/]+)\/[^/]+$/)[1]
+    samples[groupName] = samples[groupName] ?? []
+    samples[groupName].push(path)
+  })
+  const json = JSON.stringify(samples, null, 2);
+  const filepath = subpath + '/strudel.json';
+  await fs.promises.writeFile(filepath, json);
+  console.log(`wrote strudel.json with ${files.length} samples to ${subpath}`);
+}
+
+const rl = createInterface({
+  input: process.stdin,
+  output: process.stdout,
+});
+
+rl.question(`enter sample folder path: `, async path => {
+  rl.question(`enter hosted URL: `, async hosturl => {
+    const githubregex = /github\.com\/([^/]+)\/([^/]+)/;
+    const githubparams = hosturl.match(githubregex);
+    if (githubparams) {
+      const username = githubparams[1];
+      const repo = githubparams[2];
+
+      hosturl = `https://raw.githubusercontent.com/${username}/${repo}/main/`
+      console.log('reformatting github URL to: ', hosturl )
+    }
+
+    await writeStrudelJson(path, hosturl)
+    rl.close();
+  })
+ 
+});

website/src/repl/files.mjs

@@ -33,7 +33,7 @@ async function loadStrudelJson(subpath) {
   });
 }
 
-async function writeStrudelJson(subpath) {
+export async function writeStrudelJson(subpath) {
   const children = await readDir(subpath, { dir, recursive: true });
   const name = subpath.split('/').slice(-1)[0];
   const tree = { name, children };
@@ -41,7 +41,7 @@ async function writeStrudelJson(subpath) {
   let samples = {};
   let count = 0;
   walkFileTree(tree, (entry, parent) => {
-    if (['wav', 'mp3'].includes(entry.name.split('.').slice(-1)[0])) {
+    if (['wav', 'mp3', 'aac', 'm4a'].includes(entry.name.split('.').slice(-1)[0])) {
       samples[parent.name] = samples[parent.name] || [];
       count += 1;
       samples[parent.name].push(entry.subpath.slice(1).concat([entry.name]).join('/'));