fixup! front: infra editor make slopes and curves optional values

Author: Wadjetz

front/src/common/IntervalsDataViz/IntervalItem.tsx

@@ -57,10 +57,10 @@ const IntervalItem = <T extends { [key: string]: string | number }>({
     }
   }
 
-  const isNoData =
+  const hasNoData =
     !!field &&
     (segment === undefined || segment[field] === undefined || segment[field] === emptyValue);
-  const isHasData =
+  const hasData =
     !!field &&
     segment !== undefined &&
     segment[field] !== undefined &&
@@ -73,8 +73,10 @@ const IntervalItem = <T extends { [key: string]: string | number }>({
       className={cx(
         'item',
         highlighted.includes(segment.index) && 'highlighted',
-        isHasData && 'with-data',
-        isNoData && 'no-data',
+        {
+          'with-data': hasData,
+          'no-data': hasNoData
+        },
         !field && isNilObject(segment, ['begin', 'end', 'index']) && 'no-data'
       )}
       style={{
@@ -151,7 +153,7 @@ const IntervalItem = <T extends { [key: string]: string | number }>({
         <span className="value" style={{ height: '100%' }} />
       )}
 
-      {isNoData && <div className="no-data-line" style={computeStyleForDataValue(0, min, max)} />}
+      {hasNoData && <div className="no-data-line" style={computeStyleForDataValue(0, min, max)} />}
       {isDataZero && <div className="zero-line" style={computeStyleForDataValue(0, min, max)} />}
 
       {/* Create a div for the resize */}