Update day schedule and simulation chart labels, enhance defaults

src/components/simulation-chart.tsx

@@ -46,6 +46,7 @@ const SimulationChart = ({
   displayedDays,
   yAxisMin,
   yAxisMax,
+  days,
   t
 }: any) => {
   const totalHours = (parseInt(simulationDays, 10) || 3) * 24;
@@ -113,6 +114,28 @@ const SimulationChart = ({
     return deviatingDays;
   }, [combinedProfile, templateProfile, simulationDays]);
 
+  // Determine label for each day's reference line
+  const getDayLabel = React.useCallback((dayNumber: number) => {
+    if (dayNumber === 1) return t('refLineRegularPlan');
+
+    // Check if this day has an actual schedule entry (not auto-filled)
+    const hasSchedule = days && days.length >= dayNumber;
+
+    // Check if this day deviates from template
+    const hasDeviation = daysWithDeviations.has(dayNumber);
+
+    if (!hasDeviation) {
+      // Matches template
+      return t('refLineNoDeviation');
+    } else if (!hasSchedule) {
+      // Deviates but no schedule = recovering
+      return t('refLineRecovering');
+    } else {
+      // Has deviation and has schedule = actual irregular intake
+      return t('refLineIrregularIntake');
+    }
+  }, [days, daysWithDeviations, t]);
+
   // Merge all profiles into a single dataset for proper tooltip synchronization
   const mergedData = React.useMemo(() => {
     const dataMap = new Map();
@@ -358,9 +381,8 @@ const SimulationChart = ({
               <ReferenceLine
                 key={`day-${day+1}`}
                 x={24 * (day+1)}
-                // TODO instead of refLineDeviatingPlan show refLineRegularPlan in case there are no deviations (primary curve for the given day matches the template)
                 label={{
-                  value: (day === 0 ? t('refLineRegularPlan') : t('refLineDeviatingPlan')) + ' (' + t('refLineDayX', { x: day+1 }) + ')',
+                  value: t('refLineDayX', { x: day+1 }) + '→' + getDayLabel(day + 1),
                   position: 'insideTopRight',
                   style: {
                     fontSize: '0.75rem',