From cd022c9010d5036f54831b57923b653cf91b1bc8 Mon Sep 17 00:00:00 2001
From: Tulir Asokan <tulir@maunium.net>
Date: Fri, 15 Aug 2025 16:45:18 +0300
Subject: [PATCH] client: don't set user-agent header on wasm

---
 client.go | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/client.go b/client.go
index 53ac6e10..4906169f 100644
--- a/client.go
+++ b/client.go
@@ -13,6 +13,7 @@ import (
 	"net/http"
 	"net/url"
 	"os"
+	"runtime"
 	"slices"
 	"strconv"
 	"strings"
@@ -154,8 +155,10 @@ func DiscoverClientAPIWithClient(ctx context.Context, client *http.Client, serve
 		return nil, err
 	}
 
-	req.Header.Set("Accept", "application/json")
-	req.Header.Set("User-Agent", DefaultUserAgent+" (.well-known fetcher)")
+	if runtime.GOOS != "js" {
+		req.Header.Set("Accept", "application/json")
+		req.Header.Set("User-Agent", DefaultUserAgent+" (.well-known fetcher)")
+	}
 
 	resp, err := client.Do(req)
 	if err != nil {
@@ -516,7 +519,9 @@ func (cli *Client) MakeFullRequestWithResp(ctx context.Context, params FullReque
 			params.Handler = handleNormalResponse
 		}
 	}
-	req.Header.Set("User-Agent", cli.UserAgent)
+	if cli.UserAgent != "" {
+		req.Header.Set("User-Agent", cli.UserAgent)
+	}
 	if len(cli.AccessToken) > 0 {
 		req.Header.Set("Authorization", "Bearer "+cli.AccessToken)
 	}
@@ -1803,7 +1808,9 @@ func (cli *Client) tryUploadMediaToURL(ctx context.Context, url, contentType str
 	}
 	req.ContentLength = contentLength
 	req.Header.Set("Content-Type", contentType)
-	req.Header.Set("User-Agent", cli.UserAgent+" (external media uploader)")
+	if cli.UserAgent != "" {
+		req.Header.Set("User-Agent", cli.UserAgent+" (external media uploader)")
+	}
 
 	if cli.ExternalClient != nil {
 		return cli.ExternalClient.Do(req)