From aef0523efed026fb9c243730f76b357652ec9049 Mon Sep 17 00:00:00 2001
From: Dan Jones <dan@medology.com>
Date: Fri, 20 Oct 2017 12:45:10 -0500
Subject: [PATCH] Add hiding by regex

---
 amaz.giveaway.user.js | 21 +++++++++++++++++++--
 1 file changed, 19 insertions(+), 2 deletions(-)

diff --git a/amaz.giveaway.user.js b/amaz.giveaway.user.js
index 05f6849..6caedc1 100644
--- a/amaz.giveaway.user.js
+++ b/amaz.giveaway.user.js
@@ -4,11 +4,12 @@
 // @description Allow removal of visited links on Amazon Giveaway Listing
 // @include https://smile.amazon.com/ga/giveaways*
 // @include https://www.amazon.com/ga/giveaways*
-// @version 1.6.5
+// @version 1.7
 // @require https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js
 // ==/UserScript==
 
 var checked = false;
+var regex_hide;
 
 var getSmallUrl = function(fullUrl) {
   return fullUrl.split('?')[0];
@@ -22,11 +23,18 @@ var hideVisited = function(evt) {
   checked = $(this).prop('checked');
   var $links = $('#giveaway-grid a[href*="amazon.com/ga"]');
 
+  var hide = regex_hide ? new RegExp(regex_hide, 'i') : null;
+
   $links.each(function() {
     var href = getSmallUrl($(this).attr('href'));
     if (localStorage.getItem(href)) {
       hideOne(this);
     }
+
+    var title = $(this).find('.giveawayPrizeNameContainer').text();
+    if (hide && hide.test(title)) {
+      hideOne(this);
+    }
   });
 };
 
@@ -38,6 +46,15 @@ $(document).ready(function() {
     hideOne(this);
   });
 
-  $('#giveaway-result-info-bar-content').append('<label><input type="checkbox" id="hide_visited"/> Visited</label>');
+  regex_hide = localStorage.getItem('regex_hide') || '';
+
+  $('#giveaway-result-info-bar-content')
+    .append('<label><input type="checkbox" id="hide_visited"/> Visited</label>')
+    .append(`<input id="hide_regex" value="${regex_hide}"/>`);
+
   $('#hide_visited').on('click', hideVisited);
+  $('#hide_regex').on('change', function() {
+    regex_hide = $(this).val();
+    localStorage.regex_hide = regex_hide;
+  });
 });