Update stats

backend/app/crud.py

@@ -111,3 +111,24 @@ async def update_session(
     await session.commit()
     await session.refresh(sleep_session)
     return sleep_session
+
+
+async def get_all_time_stats(session: AsyncSession) -> tuple[int, float]:
+    statement = select(func.count(), func.min(SleepSession.start_time))
+    result = await session.exec(statement)
+    total_sessions, first_session_time = result.one()
+
+    if total_sessions == 0 or first_session_time is None:
+        return 0, 0.0
+
+    # DB has naive datetimes
+    first_session_time_naive = first_session_time.replace(tzinfo=None)
+    
+    # Get current date (naive for comparison)
+    today_date = datetime.now().date()
+    first_date = first_session_time_naive.date()
+    
+    num_days = (today_date - first_date).days + 1
+    avg_sleeps = total_sessions / num_days if num_days > 0 else 0.0
+    
+    return total_sessions, avg_sleeps

backend/app/routers/stats.py

@@ -3,7 +3,7 @@ from typing import List, Optional
 from fastapi import APIRouter, Depends, Query
 from sqlmodel.ext.asyncio.session import AsyncSession
 from app.database import get_session
-from app.crud import get_sessions
+from app.crud import get_sessions, get_all_time_stats
 from app.schemas import DailySummaryResponse, TimetableResponse, WakeupBedtimeResponse, SummaryResponse
 from app.utils.time_utils import get_day_night_splits
 
@@ -112,9 +112,13 @@ async def get_summary(
     num_days = (to_date.date() - from_date.date()).days + 1
     avg_sleeps_per_day = total_sleeps / num_days if num_days > 0 else 0.0
     
+    total_sleeps_all_time, avg_sleeps_per_day_all_time = await get_all_time_stats(session)
+    
     return {
         "total_sleeps": total_sleeps,
         "avg_sleeps_per_day": avg_sleeps_per_day,
+        "total_sleeps_all_time": total_sleeps_all_time,
+        "avg_sleeps_per_day_all_time": avg_sleeps_per_day_all_time,
     }
 
 

backend/app/schemas.py

@@ -62,4 +62,6 @@ class WakeupBedtimeResponse(BaseModel):
 class SummaryResponse(BaseModel):
     total_sleeps: int
     avg_sleeps_per_day: float
+    total_sleeps_all_time: int
+    avg_sleeps_per_day_all_time: float