From 6907543fb8bc6de201166897ab06e15668271780 Mon Sep 17 00:00:00 2001
From: cswimr <seaswimmerthefsh@gmail.com>
Date: Wed, 12 Feb 2025 08:20:57 -0600
Subject: [PATCH] feat(sync): format byte numbers in download logs

---
 packages/sync/src/sync.ts | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/packages/sync/src/sync.ts b/packages/sync/src/sync.ts
index 6048d1c..223e104 100644
--- a/packages/sync/src/sync.ts
+++ b/packages/sync/src/sync.ts
@@ -41,7 +41,22 @@ async function downloadFile(
   doHashesMatch(hash, hashFormat, dataBuffer);
   console.log(`Saving file to ${path.toString()}`);
   const fileSize = await write(path.toString(), arrayBuffer);
-  console.log(`Saved ${fileSize} file to ${path.toString()}`);
+  console.log(`Saved ${formatBytes(fileSize)} file to ${path.toString()}`);
+}
+
+/**
+ * Converts bytes into a human-readable format with size units.
+ * @param bytes - The number of bytes.
+ * @param decimals - The number of decimal places to use.
+ * @returns Formatted string (e.g., "1.23 MB").
+ */
+function formatBytes(bytes: number, decimals: number = 2) {
+  if (bytes === 0) return "0 Bytes";
+  const k = 1024; // or 1000 for decimal units
+  const dm = decimals < 0 ? 0 : decimals;
+  const sizes = ["Bytes", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"];
+  const i = Math.floor(Math.log(bytes) / Math.log(k));
+  return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + " " + sizes[i];
 }
 
 /**