From ed6d86fc1c22c063706919f2fad3e54187101108 Mon Sep 17 00:00:00 2001
From: zijiren233 <pyh1670605849@gmail.com>
Date: Fri, 13 Oct 2023 09:54:19 +0800
Subject: [PATCH] Feat: http read seeker with start offset

---
 proxy/read_seeker.go | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/proxy/read_seeker.go b/proxy/read_seeker.go
index 0a979cc..5c883f0 100644
--- a/proxy/read_seeker.go
+++ b/proxy/read_seeker.go
@@ -71,6 +71,14 @@ func WithContentLength(contentLength int64) HttpReadSeekerConf {
 	}
 }
 
+func WithStartOffset(offset int64) HttpReadSeekerConf {
+	return func(h *HttpReadSeeker) {
+		if offset >= 0 {
+			h.offset = offset
+		}
+	}
+}
+
 func NewHttpReadSeeker(url string, conf ...HttpReadSeekerConf) *HttpReadSeeker {
 	rs := &HttpReadSeeker{
 		offset:        0,