From 7a907f3c18a96215decdadd8c33e050aba28471e Mon Sep 17 00:00:00 2001
From: Jan-Erik Rediger <janerik@fnordig.de>
Date: Fri, 22 Apr 2022 23:25:08 +0200
Subject: [PATCH] Prevent form submission and avoid sending empty queries

---
 search.md | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/search.md b/search.md
index f436010..084f62f 100644
--- a/search.md
+++ b/search.md
@@ -63,6 +63,9 @@ function datefmt(ts) {
     return `${year}-${month}-${day}`;
 }
 
+// Prevent form submission
+document.querySelector("form").onsubmit = (e) => e.preventDefault();
+
 // Grab a reference to the <input type="search">
 const searchbox = document.getElementById("searchbox");
 
@@ -71,6 +74,8 @@ let requestInFlight = null;
 
 searchbox.onkeyup = debounce(() => {
   const q = searchbox.value;
+  if (!q) { return; }
+
   // Construct the API URL, using encodeURIComponent() for the parameters
   const url = `https://fnordig.de/_search?search=${encodeURIComponent(q)}`;
   // Unique object used just for race-condition comparison