From 1848f5c8d2865515e79d4db47288f02b0d86d888 Mon Sep 17 00:00:00 2001
From: Nabil Adouani <nabil.adouani@gmail.com>
Date: Sat, 27 Jun 2020 20:21:42 +0200
Subject: [PATCH] #1412: Fix the deleteing of filter predicates from the filter
 preview widget

---
 frontend/app/scripts/filters/filter-value.js                | 2 +-
 .../views/components/search/filters-preview.component.html  | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/frontend/app/scripts/filters/filter-value.js b/frontend/app/scripts/filters/filter-value.js
index 355583cc91..44730e3da8 100644
--- a/frontend/app/scripts/filters/filter-value.js
+++ b/frontend/app/scripts/filters/filter-value.js
@@ -26,7 +26,7 @@
                 return [value.operator, value.value].join(' ');
             }
 
-            return value || 'Any';
+            return value !== undefined && value !== null ? value : 'Any';
         };
     });
 
diff --git a/frontend/app/views/components/search/filters-preview.component.html b/frontend/app/views/components/search/filters-preview.component.html
index ca5d97efd9..7d28eeb9fd 100644
--- a/frontend/app/views/components/search/filters-preview.component.html
+++ b/frontend/app/views/components/search/filters-preview.component.html
@@ -3,11 +3,11 @@
         <li>{{$ctrl.filters.length}}
             filter(s) applied:
         </li>
-        <li class="filter-item" ng-repeat="filter in $ctrl.filters">
+        <li class="filter-item" ng-repeat="filter in $ctrl.filters track by $index">
             <span>
-                <strong>{{filter.field}}:</strong>
+                <strong>{{filter.field || '???'}}:</strong>
                 {{filter.value | filterValue}}</span>
-            <a href ng-click="$ctrl.clearItem(field)">
+            <a href ng-click="$ctrl.clearItem($index)">
                 <span class="filter-close fa fa-times text-danger"></span>
             </a>
         </li>