From 39ccac179d3d59d83f130ec18bcd908443b5a1e0 Mon Sep 17 00:00:00 2001
From: Derrick Hammer <derrick@derrickhammer.com>
Date: Tue, 13 Feb 2024 00:04:40 -0500
Subject: [PATCH] feat: add downloadProof method

---
 src/methods/download.ts | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/methods/download.ts b/src/methods/download.ts
index e3b0d69..c7cfe83 100644
--- a/src/methods/download.ts
+++ b/src/methods/download.ts
@@ -142,3 +142,18 @@ export async function downloadData(
     })
   ).arrayBuffer();
 }
+
+/**
+ * Downloads a proof for the given cid.
+ * @param this - S5Client
+ * @param cid - 46-character cid, or a valid cid URL.
+ * @param [customOptions] - Additional settings that can optionally be set.
+ * @returns - The data
+ */
+export async function downloadProof(
+  this: S5Client,
+  cid: string,
+  customOptions: CustomDownloadOptions = {},
+): Promise<ArrayBuffer> {
+  return this.downloadData(`${cid}.obao`, customOptions);
+}