From 7e2af86777bee9cd9483152f9f8be79c98c43fb9 Mon Sep 17 00:00:00 2001
From: Daniel Forssten <daniel+github@forssten.se>
Date: Sun, 19 Jan 2020 21:57:53 +0100
Subject: #134, Focus search field by pressing s or / (#135)

* #134, Focus search field by pressing s or /
* #134, Refactoring away an array loop using indexOf
---
 assets/search.js | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'assets/search.js')

diff --git a/assets/search.js b/assets/search.js
index 9b1c5ab..e064a14 100644
--- a/assets/search.js
+++ b/assets/search.js
@@ -10,6 +10,29 @@
   input.addEventListener('focus', init);
   input.addEventListener('keyup', search);
 
+  document.addEventListener('keypress', focusSearchFieldOnKeyPress);
+
+  function focusSearchFieldOnKeyPress(e) {
+    if (input === document.activeElement) {
+      return;
+    }
+
+    const characterPressed = String.fromCharCode(e.charCode);
+    if (!isHotkey(characterPressed)) {
+      return;
+    }
+
+    input.focus();
+    e.preventDefault();
+  }
+
+  function isHotkey(character) {
+    const dataHotkeys = input.getAttribute('data-hotkeys') || '';
+    const hotkeys = dataHotkeys.split(' ');
+
+    return dataHotkeys.indexOf(character) >= 0;
+  }
+
   function init() {
     input.removeEventListener('focus', init); // init once
     input.required = true;
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