Initial Commit

backend/app/api/activities.py

@@ -0,0 +1,213 @@
+from fastapi import APIRouter, Depends, HTTPException, Query
+from sqlalchemy.ext.asyncio import AsyncSession
+from sqlalchemy import select, func, desc
+from pydantic import BaseModel
+from typing import Optional, List
+from datetime import datetime
+
+from app.core.database import get_db
+from app.core.security import get_current_user
+from app.models.user import User, Activity, ActivityDataPoint, ActivityLap
+
+router = APIRouter()
+
+
+class ActivitySummary(BaseModel):
+    id: int
+    name: str
+    sport_type: str
+    start_time: datetime
+    distance_m: Optional[float]
+    duration_s: Optional[float]
+    elevation_gain_m: Optional[float]
+    avg_heart_rate: Optional[float]
+    avg_cadence: Optional[float]
+    avg_speed_ms: Optional[float]
+    calories: Optional[float]
+    polyline: Optional[str]
+    bounding_box: Optional[dict]
+    hr_zones: Optional[dict]
+    named_route_id: Optional[int]
+
+    class Config:
+        from_attributes = True
+
+
+class ActivityDetail(ActivitySummary):
+    end_time: Optional[datetime]
+    elevation_loss_m: Optional[float]
+    max_heart_rate: Optional[float]
+    avg_power: Optional[float]
+    normalized_power: Optional[float]
+    max_speed_ms: Optional[float]
+    avg_temperature_c: Optional[float]
+    training_stress_score: Optional[float]
+    vo2max_estimate: Optional[float]
+
+
+class DataPointOut(BaseModel):
+    timestamp: Optional[datetime]
+    latitude: Optional[float]
+    longitude: Optional[float]
+    altitude_m: Optional[float]
+    heart_rate: Optional[float]
+    cadence: Optional[float]
+    speed_ms: Optional[float]
+    power: Optional[float]
+    temperature_c: Optional[float]
+    distance_m: Optional[float]
+
+    class Config:
+        from_attributes = True
+
+
+class LapOut(BaseModel):
+    lap_number: int
+    start_time: Optional[datetime]
+    duration_s: Optional[float]
+    distance_m: Optional[float]
+    avg_heart_rate: Optional[float]
+    avg_cadence: Optional[float]
+    avg_speed_ms: Optional[float]
+    avg_power: Optional[float]
+
+    class Config:
+        from_attributes = True
+
+
+@router.get("/", response_model=List[ActivitySummary])
+async def list_activities(
+    page: int = Query(1, ge=1),
+    per_page: int = Query(20, ge=1, le=100),
+    sport_type: Optional[str] = None,
+    from_date: Optional[datetime] = None,
+    to_date: Optional[datetime] = None,
+    db: AsyncSession = Depends(get_db),
+    current_user: User = Depends(get_current_user),
+):
+    q = select(Activity).where(Activity.user_id == current_user.id)
+
+    if sport_type:
+        q = q.where(Activity.sport_type == sport_type)
+    if from_date:
+        q = q.where(Activity.start_time >= from_date)
+    if to_date:
+        q = q.where(Activity.start_time <= to_date)
+
+    q = q.order_by(desc(Activity.start_time))
+    q = q.offset((page - 1) * per_page).limit(per_page)
+
+    result = await db.execute(q)
+    return result.scalars().all()
+
+
+@router.get("/{activity_id}", response_model=ActivityDetail)
+async def get_activity(
+    activity_id: int,
+    db: AsyncSession = Depends(get_db),
+    current_user: User = Depends(get_current_user),
+):
+    result = await db.execute(
+        select(Activity).where(
+            Activity.id == activity_id,
+            Activity.user_id == current_user.id,
+        )
+    )
+    activity = result.scalar_one_or_none()
+    if not activity:
+        raise HTTPException(status_code=404, detail="Activity not found")
+    return activity
+
+
+@router.get("/{activity_id}/data-points", response_model=List[DataPointOut])
+async def get_data_points(
+    activity_id: int,
+    downsample: int = Query(0, ge=0, description="Return every Nth point; 0 = all"),
+    db: AsyncSession = Depends(get_db),
+    current_user: User = Depends(get_current_user),
+):
+    # Verify ownership
+    act = await db.execute(
+        select(Activity).where(
+            Activity.id == activity_id,
+            Activity.user_id == current_user.id,
+        )
+    )
+    if not act.scalar_one_or_none():
+        raise HTTPException(status_code=404, detail="Activity not found")
+
+    q = select(ActivityDataPoint).where(
+        ActivityDataPoint.activity_id == activity_id
+    ).order_by(ActivityDataPoint.timestamp)
+
+    result = await db.execute(q)
+    points = result.scalars().all()
+
+    if downsample > 1:
+        points = points[::downsample]
+
+    return points
+
+
+@router.get("/{activity_id}/laps", response_model=List[LapOut])
+async def get_laps(
+    activity_id: int,
+    db: AsyncSession = Depends(get_db),
+    current_user: User = Depends(get_current_user),
+):
+    act = await db.execute(
+        select(Activity).where(
+            Activity.id == activity_id,
+            Activity.user_id == current_user.id,
+        )
+    )
+    if not act.scalar_one_or_none():
+        raise HTTPException(status_code=404, detail="Activity not found")
+
+    result = await db.execute(
+        select(ActivityLap)
+        .where(ActivityLap.activity_id == activity_id)
+        .order_by(ActivityLap.lap_number)
+    )
+    return result.scalars().all()
+
+
+@router.patch("/{activity_id}/name")
+async def rename_activity(
+    activity_id: int,
+    body: dict,
+    db: AsyncSession = Depends(get_db),
+    current_user: User = Depends(get_current_user),
+):
+    result = await db.execute(
+        select(Activity).where(
+            Activity.id == activity_id,
+            Activity.user_id == current_user.id,
+        )
+    )
+    activity = result.scalar_one_or_none()
+    if not activity:
+        raise HTTPException(status_code=404, detail="Activity not found")
+
+    activity.name = body.get("name", activity.name)
+    await db.commit()
+    return {"id": activity_id, "name": activity.name}
+
+
+@router.delete("/{activity_id}", status_code=204)
+async def delete_activity(
+    activity_id: int,
+    db: AsyncSession = Depends(get_db),
+    current_user: User = Depends(get_current_user),
+):
+    result = await db.execute(
+        select(Activity).where(
+            Activity.id == activity_id,
+            Activity.user_id == current_user.id,
+        )
+    )
+    activity = result.scalar_one_or_none()
+    if not activity:
+        raise HTTPException(status_code=404, detail="Activity not found")
+    await db.delete(activity)
+    await db.commit()