[#115] Implement Binary File Attachments (#116)

src/helpers.js

@@ -0,0 +1,21 @@
+/**
+ * Converts number of bytes into human format (524288 -> "512.0 KiB")
+ * @param {Number} bytes Byte amount to convert into human readable format
+ * @returns String
+ */
+function bytesToHuman(bytes) {
+  for (const t of [
+    { thresh: 1024 * 1024, unit: 'MiB' },
+    { thresh: 1024, unit: 'KiB' },
+  ]) {
+    if (bytes > t.thresh) {
+      return `${(bytes / t.thresh).toFixed(1)} ${t.unit}`
+    }
+  }
+
+  return `${bytes} B`
+}
+
+export {
+  bytesToHuman,
+}