From 4b0db80304f50d6ba16807598bd885c6755d2ed1 Mon Sep 17 00:00:00 2001
From: Uwe Steinmann <steinm@debian.org>
Date: Wed, 14 Jul 2021 20:24:52 +0200
Subject: [PATCH] set color of text of category tag by calculating brightness
 of bgcolor

---
 views/bootstrap/class.Bootstrap.php | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/views/bootstrap/class.Bootstrap.php b/views/bootstrap/class.Bootstrap.php
index 8412bbcd6..533acf863 100644
--- a/views/bootstrap/class.Bootstrap.php
+++ b/views/bootstrap/class.Bootstrap.php
@@ -3089,8 +3089,9 @@ $('body').on('click', '[id^=\"table-row-folder\"] td:nth-child(2)', function(ev)
 
 			if($categories = $document->getCategories()) {
 				$content .= "<br />";
-				foreach($categories as $category)
-					$content .= "<span class=\"badge bg-secondary\"".($category->getColor() ? ' style="background-color: '.$category->getColor().' !important;"' : '').">".$category->getName()."</span> ";
+				foreach($categories as $category) {
+					$content .= "<span class=\"badge bg-secondary\"".($category->getColor() ? ' style="background-color: '.$category->getColor().' !important; color: '.(getColorBrightness($category->getColor()) < 0.8 ? 'white' : 'black').';"' : '').">".$category->getName()."</span> ";
+				}
 			}
 			if(!empty($extracontent['bottom_title']))
 				$content .= $extracontent['bottom_title'];