feat: support for day time monitoring data, combined report generation now compaitible with mixed day and night types.

backend/routers/project_locations.py

@@ -35,6 +35,37 @@ from backend.templates_config import templates
 router = APIRouter(prefix="/api/projects/{project_id}", tags=["project-locations"])
 
 
+# ============================================================================
+# Session period helpers
+# ============================================================================
+
+def _derive_period_type(dt: datetime) -> str:
+    """
+    Classify a session start time into one of four period types.
+    Night = 22:00–07:00, Day = 07:00–22:00.
+    Weekend = Saturday (5) or Sunday (6).
+    """
+    is_weekend = dt.weekday() >= 5
+    is_night = dt.hour >= 22 or dt.hour < 7
+    if is_weekend:
+        return "weekend_night" if is_night else "weekend_day"
+    return "weekday_night" if is_night else "weekday_day"
+
+
+def _build_session_label(dt: datetime, location_name: str, period_type: str) -> str:
+    """Build a human-readable session label, e.g. 'NRL-1 — Sun 2/23 — Night'."""
+    day_abbr = dt.strftime("%a")
+    date_str = f"{dt.month}/{dt.day}"
+    period_str = {
+        "weekday_day":   "Day",
+        "weekday_night": "Night",
+        "weekend_day":   "Day",
+        "weekend_night": "Night",
+    }.get(period_type, "")
+    parts = [p for p in [location_name, f"{day_abbr} {date_str}", period_str] if p]
+    return " — ".join(parts)
+
+
 # ============================================================================
 # Monitoring Locations CRUD
 # ============================================================================
@@ -676,6 +707,9 @@ async def upload_nrl_data(
     index_number = rnh_meta.get("index_number", "")
 
     # --- Step 3: Create MonitoringSession ---
+    period_type = _derive_period_type(started_at) if started_at else None
+    session_label = _build_session_label(started_at, location.name, period_type) if started_at else None
+
     session_id = str(uuid.uuid4())
     monitoring_session = MonitoringSession(
         id=session_id,
@@ -687,6 +721,8 @@ async def upload_nrl_data(
         stopped_at=stopped_at,
         duration_seconds=duration_seconds,
         status="completed",
+        session_label=session_label,
+        period_type=period_type,
         session_metadata=json.dumps({
             "source": "manual_upload",
             "store_name": store_name,