From a1e189565144048ba35ad4bbc663713523949926 Mon Sep 17 00:00:00 2001
From: Lukas Martinelli <me@lukasmartinelli.ch>
Date: Sun, 15 Jan 2017 10:42:59 +0100
Subject: [PATCH] Deal specially with has operator #84

---
 src/components/filter/SingleFilterEditor.jsx | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/components/filter/SingleFilterEditor.jsx b/src/components/filter/SingleFilterEditor.jsx
index f852534a..0cadda9d 100644
--- a/src/components/filter/SingleFilterEditor.jsx
+++ b/src/components/filter/SingleFilterEditor.jsx
@@ -17,7 +17,13 @@ class SingleFilterEditor extends React.Component {
   }
 
   onFilterPartChanged(filterOp, propertyName, filterArgs) {
-    const newFilter = [filterOp, propertyName, ...filterArgs]
+    let newFilter = [filterOp, propertyName, ...filterArgs]
+    console.log('filter changed', filterOp, propertyName, filterArgs)
+    if(filterOp === 'has' || filterOp === '!has') {
+      newFilter = [filterOp, propertyName]
+    } else if(filterArgs.length === 0) {
+      newFilter = [filterOp, propertyName, '']
+    }
     this.props.onChange(newFilter)
   }
 
@@ -42,12 +48,14 @@ class SingleFilterEditor extends React.Component {
           options={otherFilterOps}
         />
       </div>
+      {filterArgs.length > 0 &&
       <div className="maputnik-filter-editor-args">
         <StringInput
           value={filterArgs.join(',')}
           onChange={ v=> this.onFilterPartChanged(filterOp, propertyName, v.split(','))}
         />
       </div>
+      }
     </div>
   }