feat: add daily + global notes

tracker/views.py

@@ -10,7 +10,7 @@ from django.utils import timezone
 from django.utils.dateparse import parse_date
 
 from tracker.api import build_day, pulse_trend
-from tracker.models import DoseLog, PulseReading, ScheduledDose
+from tracker.models import DailyNote, DoseLog, GlobalNote, PulseReading, ScheduledDose
 
 CHART_WIDTH = 320
 CHART_HEIGHT = 140
@@ -62,6 +62,16 @@ def today(request):
 
     if request.method == "POST":
         day = parse_date(request.POST.get("date", "")) or timezone.localdate()
+
+        # The shared note has its own form and save button, so that editing it
+        # while looking at a past day cannot touch that day's records.
+        if "global_note" in request.POST:
+            note = GlobalNote.load()
+            note.body = request.POST["global_note"].strip()
+            note.save(update_fields=["body", "updated_at"])
+            messages.success(request, "Shared note saved.")
+            return redirect(f"{reverse('tracker:today')}?date={day.isoformat()}")
+
         doses = ScheduledDose.objects.filter(is_active=True, medication__is_active=True)
 
         for dose in doses:
@@ -84,6 +94,12 @@ def today(request):
             # Clearing the field removes the reading for that day.
             PulseReading.objects.filter(date=day).delete()
 
+        note_body = (request.POST.get("note") or "").strip()
+        if note_body:
+            DailyNote.objects.update_or_create(date=day, defaults={"body": note_body})
+        else:
+            DailyNote.objects.filter(date=day).delete()
+
         messages.success(request, f"Saved for {day:%A %d %B}.")
         return redirect(f"{reverse('tracker:today')}?date={day.isoformat()}")
 
@@ -104,6 +120,7 @@ def today(request):
             "next_date": day + timedelta(days=1),
             "chart": build_chart(readings),
             "reading_count": len(readings),
+            "global_note": GlobalNote.load(),
             # Empty when push is not configured; the card then says so rather than
             # vanishing, because a missing card looks like a bug in the page.
             "vapid_public_key": settings.VAPID_PUBLIC_KEY,