Initial commit: Canteen Asset Geolocation Tool v2
This commit is contained in:
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# Canteen Asset Tracker — Android App Implementation Plan
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> **For Hermes:** Use subagent-driven-development skill to implement this plan task-by-task.
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**Goal:** Native Android app that uses device GPS to detect when a technician is near a machine, enabling background proximity alerts, automatic check-in prompts, and offline-capable asset lookup — all backed by the existing FastAPI backend.
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**Architecture:** Kotlin + Jetpack Compose native Android app communicating with the existing FastAPI backend via REST. FusedLocationProviderClient for efficient background GPS. GeofencingClient for proximity zones defined by asset/location coordinates. Firebase Cloud Messaging (FCM) for push notifications. Room database for offline cache.
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**Tech Stack:**
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- Language: Kotlin 2.0+
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- UI: Jetpack Compose (Material 3)
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- Navigation: Compose Navigation
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- Networking: Retrofit 2 + OkHttp + kotlinx.serialization
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- Location: Google Play Services (FusedLocationProvider + GeofencingClient)
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- Local DB: Room (offline asset cache, pending check-ins)
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- Camera: CameraX (barcode scanning + OCR photo upload)
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- Maps: Google Maps Compose / OSMDroid (open-source fallback)
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- Push: Firebase Cloud Messaging
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- DI: Hilt
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- Target: Android API 26+ (covers 96%+ devices)
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---
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## Phase 0: Backend Prerequisites
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The existing backend at `~/projects/canteen-asset-tracker/server.py` needs GPS-coordinate storage and a proximity-check API before the Android app can function. These are gating changes.
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### Task 0.1: Add latitude/longitude columns to assets and locations tables
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**Objective:** Store GPS coordinates for each machine and location so the Android app can check proximity.
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**Files:**
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- Modify: `server.py:_create_v2_tables` (assets + locations table DDL)
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- Modify: `server.py:` migration block (add ALTER TABLE if missing)
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- Modify: `server.py:` AssetCreate/AssetUpdate Pydantic models
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- Modify: `server.py:` LocationCreate/LocationUpdate Pydantic models
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- Modify: `tests/test_server.py`
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**Step 1: Add columns to table creation**
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In `_create_v2_tables()` (around line 77), add to `locations`:
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```sql
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latitude REAL DEFAULT NULL,
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longitude REAL DEFAULT NULL,
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```
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In `_create_v2_tables()` (around line 136), add to `assets`:
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```sql
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latitude REAL DEFAULT NULL,
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longitude REAL DEFAULT NULL,
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geofence_radius_meters INTEGER DEFAULT 50,
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```
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**Step 2: Add migration logic**
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After the existing migration block (around line 340), add:
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```python
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# Add lat/lng to assets if not present (v3 migration)
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cursor = conn.execute("PRAGMA table_info(assets)")
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asset_cols = {row[1] for row in cursor.fetchall()}
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if "latitude" not in asset_cols:
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conn.execute("ALTER TABLE assets ADD COLUMN latitude REAL DEFAULT NULL")
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if "longitude" not in asset_cols:
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conn.execute("ALTER TABLE assets ADD COLUMN longitude REAL DEFAULT NULL")
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if "geofence_radius_meters" not in asset_cols:
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conn.execute("ALTER TABLE assets ADD COLUMN geofence_radius_meters INTEGER DEFAULT 50")
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cursor = conn.execute("PRAGMA table_info(locations)")
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loc_cols = {row[1] for row in cursor.fetchall()}
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if "latitude" not in loc_cols:
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conn.execute("ALTER TABLE locations ADD COLUMN latitude REAL DEFAULT NULL")
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if "longitude" not in loc_cols:
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conn.execute("ALTER TABLE locations ADD COLUMN longitude REAL DEFAULT NULL")
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```
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**Step 3: Update Pydantic models**
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Add optional fields to `AssetCreate` and `AssetUpdate`:
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```python
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latitude: Optional[float] = None
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longitude: Optional[float] = None
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geofence_radius_meters: Optional[int] = 50
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```
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Add optional fields to `LocationCreate` and `LocationUpdate`:
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```python
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latitude: Optional[float] = None
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longitude: Optional[float] = None
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```
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**Step 4: Update create/update handlers**
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Modify `POST /api/assets`, `PUT /api/assets/{id}`, `POST /api/locations`, `PUT /api/locations/{id}` to include the new optional fields in INSERT/UPDATE SQL.
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**Step 5: Run tests**
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Run: `cd ~/projects/canteen-asset-tracker && python -m pytest tests/test_server.py -v -x`
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Expected: All 319 existing tests pass (new columns have defaults, existing INSERTs unaffected)
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**Step 6: Add tests for new fields**
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Add ~6 new tests verifying:
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- Create asset with lat/lng
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- Update asset lat/lng
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- Create location with lat/lng
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- Update location lat/lng
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- GET returns lat/lng fields
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- geofence_radius_meters defaults to 50
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### Task 0.2: Add proximity-check API endpoint
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**Objective:** Backend endpoint that takes a GPS point and returns nearby assets sorted by distance.
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**Files:**
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- Modify: `server.py` (new `GET /api/proximity` endpoint)
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- Modify: `tests/test_server.py` (proximity tests)
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**Step 1: Write failing test**
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```python
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def test_proximity_returns_nearby_assets(client, seed_db):
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# Seed assets with coordinates
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resp = client.post("/api/assets", json={
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"machine_id": "PROX-000001",
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"name": "Nearby Fridge",
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"category": "Appliances",
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"latitude": 40.7128, "longitude": -74.0060, # NYC
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"geofence_radius_meters": 100,
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})
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assert resp.status_code == 201
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resp = client.post("/api/assets", json={
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"machine_id": "PROX-000002",
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"name": "Far Freezer",
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"category": "Appliances",
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"latitude": 40.8000, "longitude": -74.1000, # ~10km away
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"geofence_radius_meters": 100,
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})
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assert resp.status_code == 201
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# Query from near the first asset
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resp = client.get("/api/proximity?lat=40.7129&lng=-74.0061&radius_meters=200")
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assert resp.status_code == 200
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data = resp.json()
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assert len(data) >= 1
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assert data[0]["machine_id"] == "PROX-000001" # Closest first
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```
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**Step 2: Run test to verify failure**
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Run: `pytest tests/test_server.py::test_proximity_returns_nearby_assets -v`
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Expected: FAIL — 404 Not Found
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**Step 3: Implement the endpoint**
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```python
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@app.get("/api/proximity")
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def proximity_check(
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lat: float = Query(...),
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lng: float = Query(...),
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radius_meters: int = Query(200, ge=1, le=50000),
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):
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"""
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Return assets within radius_meters of (lat, lng), sorted by distance.
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Uses Haversine formula for accurate spherical distance.
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"""
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conn = get_db()
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rows = conn.execute("""
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SELECT *, (
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6371000 * acos(
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cos(radians(?)) * cos(radians(latitude)) *
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cos(radians(longitude) - radians(?)) +
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sin(radians(?)) * sin(radians(latitude))
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)
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) AS distance_meters
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FROM assets
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WHERE latitude IS NOT NULL AND longitude IS NOT NULL
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HAVING distance_meters <= ?
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ORDER BY distance_meters
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LIMIT 50
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""", (lat, lng, lat, radius_meters)).fetchall()
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conn.close()
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results = [row_to_dict(r) for r in rows]
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return results
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```
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**Step 4: Run test to verify pass**
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Run: `pytest tests/test_server.py::test_proximity_returns_nearby_assets -v`
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Expected: PASS
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**Step 5: Add edge case tests**
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- No nearby assets returns `[]`
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- Missing lat/lng params returns 422
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- radius_meters below 1 or above 50000 returns 422
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- Assets with NULL lat/lng are excluded
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**Step 6: Commit**
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```bash
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git add server.py tests/test_server.py
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git commit -m "feat: add lat/lng to assets/locations + proximity API"
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```
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### Task 0.3: Add geofence point-check API endpoint
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**Objective:** Endpoint that checks whether a given GPS point falls inside any geofence polygon.
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**Files:**
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- Modify: `server.py` (new `POST /api/geofences/check` endpoint)
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- Modify: `tests/test_server.py` (geofence check tests)
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**Step 1: Implement the endpoint**
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```python
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@app.post("/api/geofences/check")
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def check_geofence_point(body: GeofencePointCheck):
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"""
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Check if a GPS point falls inside any geofence polygon.
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Returns list of matching geofences.
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"""
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conn = get_db()
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rows = conn.execute("SELECT * FROM geofences ORDER BY name").fetchall()
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conn.close()
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matches = []
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for row in rows:
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points = _json.loads(row["points"])
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if _point_in_polygon(body.lat, body.lng, points):
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matches.append(row_to_dict(row))
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return matches
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def _point_in_polygon(lat: float, lng: float, polygon: list) -> bool:
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"""Ray-casting algorithm for point-in-polygon test."""
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inside = False
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n = len(polygon)
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j = n - 1
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for i in range(n):
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yi = polygon[i]["lat"] if isinstance(polygon[i], dict) else polygon[i][0]
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xi = polygon[i]["lng"] if isinstance(polygon[i], dict) else polygon[i][1]
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yj = polygon[j]["lat"] if isinstance(polygon[j], dict) else polygon[j][0]
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xj = polygon[j]["lng"] if isinstance(polygon[j], dict) else polygon[j][1]
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if ((yi > lng) != (yj > lng)) and (lat < (xj - xi) * (lng - yi) / (yj - yi) + xi):
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inside = not inside
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j = i
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return inside
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```
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**Step 2: Add Pydantic model**
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```python
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class GeofencePointCheck(BaseModel):
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lat: float
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lng: float
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```
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**Step 3: Write tests** (~5 tests: inside, outside, empty geofences, multiple matches)
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**Step 4: Commit**
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---
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## Phase 1: Android Project Scaffold
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### Task 1.1: Create Android project
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**Objective:** Boot a bare Kotlin + Compose project with Gradle Kotlin DSL.
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**Files:**
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- Create: `android/` directory in project root
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- Create: `android/build.gradle.kts` (project-level)
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- Create: `android/app/build.gradle.kts` (module-level)
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- Create: `android/gradle.properties`
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- Create: `android/settings.gradle.kts`
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- Create: `android/app/src/main/AndroidManifest.xml`
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**Dependencies in app/build.gradle.kts:**
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```kotlin
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dependencies {
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// Compose BOM
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implementation(platform("androidx.compose:compose-bom:2024.06.00"))
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implementation("androidx.compose.material3:material3")
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implementation("androidx.compose.ui:ui-tooling-preview")
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implementation("androidx.activity:activity-compose:1.9.0")
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implementation("androidx.lifecycle:lifecycle-runtime-compose:2.8.0")
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// Navigation
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implementation("androidx.navigation:navigation-compose:2.7.7")
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// Networking
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implementation("com.squareup.retrofit2:retrofit:2.11.0")
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implementation("com.squareup.okhttp3:okhttp:4.12.0")
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implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:1.7.1")
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implementation("com.jakewharton.retrofit:retrofit2-kotlinx-serialization-converter:1.0.0")
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// Location
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implementation("com.google.android.gms:play-services-location:21.3.0")
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// CameraX
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implementation("androidx.camera:camera-camera2:1.3.4")
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implementation("androidx.camera:camera-lifecycle:1.3.4")
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implementation("androidx.camera:camera-view:1.3.4")
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// Local DB
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implementation("androidx.room:room-runtime:2.6.1")
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ksp("androidx.room:room-compiler:2.6.1")
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implementation("androidx.room:room-ktx:2.6.1")
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// DI
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implementation("com.google.dagger:hilt-android:2.51.1")
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ksp("com.google.dagger:hilt-compiler:2.51.1")
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implementation("androidx.hilt:hilt-navigation-compose:1.2.0")
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// Maps (OSMDroid — open-source, no API key)
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implementation("org.osmdroid:osmdroid-android:6.1.18")
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// Testing
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testImplementation("junit:junit:4.13.2")
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androidTestImplementation("androidx.compose.ui:ui-test-junit4")
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}
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```
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**Step 1:** `mkdir -p ~/projects/canteen-asset-tracker/android`
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**Step 2:** Write all scaffold files
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**Step 3:** Verify: `cd android && ./gradlew assembleDebug` succeeds
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**Step 4: Commit**
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```bash
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git add android/
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git commit -m "feat: Android project scaffold (Kotlin + Compose)"
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```
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### Task 1.2: Networking layer — Retrofit API client
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**Objective:** Define typed API client for all backend endpoints the Android app needs.
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**Files:**
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- Create: `android/app/src/main/java/com/canteen/assettracker/network/CanteenApi.kt`
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- Create: `android/app/src/main/java/com/canteen/assettracker/network/dto/*.kt`
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- Create: `android/app/src/main/java/com/canteen/assettracker/network/RetrofitModule.kt` (Hilt DI)
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**API endpoints to model:**
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- `POST /api/auth/login` → `AuthToken`
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- `GET /api/auth/me` → `User`
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- `GET /api/assets` → `List<Asset>`
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- `GET /api/assets/{id}` → `AssetDetail`
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- `GET /api/assets/search?machine_id=` → `List<Asset>`
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- `POST /api/checkins` → `Checkin`
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- `GET /api/checkins?asset_id=&limit=` → `List<Checkin>`
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- `GET /api/proximity?lat=&lng=&radius_meters=` → `List<Asset>`
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- `POST /api/geofences/check` → `List<Geofence>`
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- `GET /api/geofences` → `List<Geofence>`
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- `POST /api/ocr` (multipart) → `OcrResult`
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**DTOs:** `LoginRequest`, `AuthResponse`, `User`, `Asset`, `AssetDetail`, `CheckinCreate`, `Checkin`, `GeofencePointCheck`, `Geofence`, `OcrResult`, `ProximityResponse`
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**Step 1:** Write all DTOs as `@Serializable` data classes
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**Step 2:** Write `CanteenApi` interface with Retrofit annotations
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**Step 3:** Write Hilt `@Module` for providing Retrofit instance with auth token interceptor
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**Step 4:** Write unit test mocking OkHttp (verify auth header injection)
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**Step 5: Commit**
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### Task 1.3: Local database — Room cache
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**Objective:** Offline cache of assets, pending check-ins, and auth token.
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**Files:**
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- Create: `android/app/src/main/java/com/canteen/assettracker/data/AppDatabase.kt`
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- Create: `android/app/src/main/java/com/canteen/assettracker/data/entity/*.kt`
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- Create: `android/app/src/main/java/com/canteen/assettracker/data/dao/*.kt`
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- Create: `android/app/src/main/java/com/canteen/assettracker/data/DatabaseModule.kt` (Hilt DI)
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**Entities:**
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- `CachedAsset` — mirrors API asset with lat/lng, last_synced timestamp
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- `PendingCheckin` — check-ins created offline, synced when online
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- `AuthSession` — token, user_id, role, expiry
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**DAOs:**
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- `AssetDao` — insertAll, getAll, searchByName, getById, clearAll
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- `PendingCheckinDao` — insert, getAllPending, markSynced, delete
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- `AuthSessionDao` — insert, getActive, invalidate
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**Step 1:** Write entities and DAOs
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**Step 2:** Write AppDatabase (Room 2.6.1, schema export on)
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**Step 3:** Write Hilt module
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**Step 4:** Write instrumentation test: insert → query → verify
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**Step 5: Commit**
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||||
---
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## Phase 2: Core Android Features
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### Task 2.1: Login screen + auth flow
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**Objective:** Login screen that authenticates against the backend, stores token securely, and gates the rest of the app.
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**Files:**
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- Create: `android/app/src/main/java/com/canteen/assettracker/ui/login/LoginScreen.kt`
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- Create: `android/app/src/main/java/com/canteen/assettracker/ui/login/LoginViewModel.kt`
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- Modify: `android/app/src/main/java/com/canteen/assettracker/MainActivity.kt`
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- Modify: `android/app/src/main/java/com/canteen/assettracker/navigation/NavGraph.kt`
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**UI:** Username + password fields, Sign In button, error banner, "Connecting..." loading state. Dark theme matching webapp. Server URL configurable via settings (default: https://canteen.ourpad.casa:8901).
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**Auth flow:**
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1. POST /api/auth/login → get bearer token
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2. Store token in Room + OkHttp interceptor
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3. GET /api/auth/me → show user badge
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4. Navigate to main screen
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**Step 1:** Write LoginViewModel (StateFlow: isLoading, error, token)
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**Step 2:** Write LoginScreen composable
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**Step 3:** Wire into NavGraph (login → authenticated graph)
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**Step 4:** Write `RetrofitModule` auth interceptor (reads token from Room)
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**Step 5:** Compose preview + manual test on device/emulator
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||||
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||||
**Step 6: Commit**
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||||
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||||
### Task 2.2: Home dashboard screen
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||||
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||||
**Objective:** Dashboard with stats (total assets, by category, recent check-ins). Data loaded from backend, cached in Room.
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||||
|
||||
**Files:**
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/ui/dashboard/DashboardScreen.kt`
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/ui/dashboard/DashboardViewModel.kt`
|
||||
|
||||
**UI:** Stats cards (total, active, maintenance), category breakdown bar, recent check-ins list, pull-to-refresh.
|
||||
|
||||
**Step 1:** Write DashboardViewModel (loads assets + checkins on init)
|
||||
**Step 2:** Write DashboardScreen (LazyColumn with stat cards)
|
||||
**Step 3:** Error state — show retry button when offline
|
||||
**Step 4:** Commit
|
||||
|
||||
### Task 2.3: Asset list + search + detail
|
||||
|
||||
**Objective:** Browse all assets, search by name/machine_id, view full asset detail with map pin.
|
||||
|
||||
**Files:**
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/ui/assets/AssetListScreen.kt`
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/ui/assets/AssetDetailScreen.kt`
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/ui/assets/AssetViewModel.kt`
|
||||
|
||||
**UI:**
|
||||
- List: search bar + LazyColumn cards (name, machine_id, status chip, category icon)
|
||||
- Detail: full fields, map showing pin if lat/lng set, "Check In" FAB button
|
||||
|
||||
**Step 1:** AssetViewModel (load, search local + remote, cache)
|
||||
**Step 2:** AssetListScreen
|
||||
**Step 3:** AssetDetailScreen with map
|
||||
**Step 4:** Commit
|
||||
|
||||
### Task 2.4: Map screen with asset pins
|
||||
|
||||
**Objective:** Full map showing all asset markers, geofence overlays, and current GPS position.
|
||||
|
||||
**Files:**
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/ui/map/MapScreen.kt`
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/ui/map/MapViewModel.kt`
|
||||
|
||||
**UI:** OSMDroid map view, asset markers (tappable → asset detail), geofence polygon overlays, current-location blue dot, "center on me" button.
|
||||
|
||||
**Step 1:** MapViewModel (load geofences + assets with lat/lng)
|
||||
**Step 2:** MapScreen composable with `MapView` AndroidView wrapper
|
||||
**Step 3:** Marker click → navigate to AssetDetail
|
||||
**Step 4:** Current location dot
|
||||
**Step 5:** Commit
|
||||
|
||||
---
|
||||
|
||||
## Phase 3: GPS Proximity Detection (Core Feature)
|
||||
|
||||
### Task 3.1: Background location service
|
||||
|
||||
**Objective:** Foreground service that continuously tracks device location using FusedLocationProviderClient. Runs even when app is in background.
|
||||
|
||||
**Files:**
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/location/LocationService.kt`
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/location/LocationRepository.kt`
|
||||
- Modify: `android/app/src/main/AndroidManifest.xml` (add FOREGROUND_SERVICE + location permissions)
|
||||
|
||||
**Permissions added to manifest:**
|
||||
```xml
|
||||
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
|
||||
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
|
||||
<uses-permission android:name="android.permission.ACCESS_BACKGROUND_LOCATION" />
|
||||
<uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
|
||||
<uses-permission android:name="android.permission.FOREGROUND_SERVICE_LOCATION" />
|
||||
<uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
|
||||
```
|
||||
|
||||
**LocationService behavior:**
|
||||
- Request location updates every 10 seconds (configurable: 5-60s)
|
||||
- Priority: PRIORITY_HIGH_ACCURACY (GPS)
|
||||
- Emit location to a shared Kotlin `SharedFlow`
|
||||
- Show persistent notification: "Canteen Tracker — monitoring location"
|
||||
- Auto-restart on device boot (BootReceiver)
|
||||
|
||||
**Step 1:** Write LocationRepository (wraps FusedLocationProviderClient)
|
||||
**Step 2:** Write LocationService (ForegroundService)
|
||||
**Step 3:** Register in AndroidManifest
|
||||
**Step 4:** Add runtime permission request flow in MainActivity
|
||||
**Step 5:** Test: start service, background app, verify location updates in logcat
|
||||
|
||||
**Step 6: Commit**
|
||||
|
||||
### Task 3.2: Proximity engine — detect when near a machine
|
||||
|
||||
**Objective:** Core logic that continuously checks device location against asset/location coordinates and triggers notifications when entering proximity zones.
|
||||
|
||||
**Files:**
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/location/ProximityEngine.kt`
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/location/ProximityRepository.kt`
|
||||
|
||||
**ProximityEngine algorithm:**
|
||||
|
||||
```
|
||||
Every location update (debounced to 5 seconds):
|
||||
1. If user is moving (speed > 1 m/s), skip (save battery)
|
||||
2. Query local Room cache for assets within 500m (pre-filter using simple lat/lng box)
|
||||
3. Compute Haversine distance for each candidate
|
||||
4. If distance < asset.geofence_radius_meters AND asset not in activeProximities:
|
||||
→ Emit "entered proximity" event
|
||||
→ Show notification: "Near MachineName (50m) — tap to check in"
|
||||
→ Add to activeProximities set
|
||||
5. If distance > asset.geofence_radius_meters * 1.5 AND asset in activeProximities:
|
||||
→ Emit "exited proximity" event
|
||||
→ Remove from activeProximities
|
||||
6. Also check geofences: call POST /api/geofences/check every 60 seconds
|
||||
```
|
||||
|
||||
**ProximityRepository:**
|
||||
- Cache assets with lat/lng locally
|
||||
- Periodically sync assets from server (every 5 min)
|
||||
- Expose `observeProximityEvents(): Flow<ProximityEvent>`
|
||||
- Expose `getActiveProximities(): StateFlow<List<Asset>>`
|
||||
|
||||
**Step 1:** Implement Haversine distance function (in km, returns meters)
|
||||
```kotlin
|
||||
fun haversineDistance(lat1: Double, lng1: Double, lat2: Double, lng2: Double): Double {
|
||||
val R = 6371000.0 // Earth radius in meters
|
||||
val dLat = Math.toRadians(lat2 - lat1)
|
||||
val dLng = Math.toRadians(lng2 - lng1)
|
||||
val a = sin(dLat / 2) * sin(dLat / 2) +
|
||||
cos(Math.toRadians(lat1)) * cos(Math.toRadians(lat2)) *
|
||||
sin(dLng / 2) * sin(dLng / 2)
|
||||
val c = 2 * atan2(sqrt(a), sqrt(1 - a))
|
||||
return R * c
|
||||
}
|
||||
```
|
||||
|
||||
**Step 2:** Write ProximityEngine with the full check loop
|
||||
**Step 3:** Write ProximityRepository (local cache + periodic sync)
|
||||
**Step 4:** Unit test: mock locations, verify proximity events fire correctly
|
||||
**Step 5:** Commit
|
||||
|
||||
### Task 3.3: Push notifications for proximity alerts
|
||||
|
||||
**Objective:** When device enters a machine's proximity zone, show a local notification with quick-action buttons (Check In, Dismiss).
|
||||
|
||||
**Files:**
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/notification/NotificationHelper.kt`
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/notification/ProximityNotificationReceiver.kt`
|
||||
|
||||
**Notification channels:**
|
||||
- `proximity_alerts` — high importance, heads-up, sound + vibration
|
||||
- `checkin_reminders` — default importance
|
||||
|
||||
**Proximity notification content:**
|
||||
- Title: "Near MachineName"
|
||||
- Body: "~50m away at 123 Main St — Room 3A"
|
||||
- Actions: "Check In" (opens check-in screen or auto-checks-in), "Dismiss" (snoozes for 5 min)
|
||||
- Tap: opens AssetDetailScreen
|
||||
|
||||
**Step 1:** Write NotificationHelper (channel creation, notification builder)
|
||||
**Step 2:** Wire ProximityEngine events → NotificationHelper
|
||||
**Step 3:** Implement BroadcastReceiver for notification actions
|
||||
**Step 4:** Commit
|
||||
|
||||
### Task 3.4: Check-in flow from proximity alert
|
||||
|
||||
**Objective:** When user taps "Check In" on a proximity notification, auto-create a check-in with current GPS coordinates and minimal interaction.
|
||||
|
||||
**Files:**
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/ui/checkin/QuickCheckinViewModel.kt`
|
||||
- Modify: ProximityNotificationReceiver
|
||||
|
||||
**Flow:**
|
||||
1. User taps "Check In" on notification or FAB on asset detail
|
||||
2. QuickCheckinScreen shows asset name, current GPS coords, accuracy
|
||||
3. Optional: photo capture (CameraX), notes field
|
||||
4. "Submit" → POST /api/checkins
|
||||
5. On success: toast + dismiss notification + remove from activeProximities
|
||||
6. On failure (offline): save to PendingCheckin table, retry on connectivity
|
||||
|
||||
**Step 1:** QuickCheckinViewModel
|
||||
**Step 2:** QuickCheckinScreen (sheet/bottom sheet)
|
||||
**Step 3:** Pending check-in retry logic (WorkManager periodic task)
|
||||
**Step 4:** Commit
|
||||
|
||||
---
|
||||
|
||||
## Phase 4: Camera & OCR
|
||||
|
||||
### Task 4.1: Barcode scanner (CameraX + ML Kit)
|
||||
|
||||
**Objective:** Scan machine_id barcodes using device camera. Same as webapp scan tab but native Android performance.
|
||||
|
||||
**Files:**
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/ui/scan/ScanScreen.kt`
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/ui/scan/ScanViewModel.kt`
|
||||
|
||||
**Stack:** CameraX + Google ML Kit Barcode Scanning (on-device, no network needed).
|
||||
Alternative: ZXing (same as webapp) via `com.journeyapps:zxing-android-embedded`.
|
||||
|
||||
**Flow:**
|
||||
1. Open ScanScreen → CameraX preview with barcode overlay
|
||||
2. Detect barcode → extract machine_id
|
||||
3. Call `GET /api/assets/search?machine_id=...`
|
||||
4. If found → navigate to AssetDetail
|
||||
5. If not found → prompt "Add new asset?"
|
||||
|
||||
**Step 1:** ScanViewModel with ML Kit integration
|
||||
**Step 2:** ScanScreen with CameraX preview + barcode bounding box
|
||||
**Step 3:** Manual entry fallback (type machine_id)
|
||||
**Step 4:** Commit
|
||||
|
||||
### Task 4.2: OCR photo upload for sticker IDs
|
||||
|
||||
**Objective:** Take photo of sticker, upload to backend OCR endpoint, display extracted machine_id.
|
||||
|
||||
**Files:**
|
||||
- Modify: `ScanScreen.kt` (add "Photo OCR" tab/mode)
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/ui/scan/OcrViewModel.kt`
|
||||
|
||||
**Flow:**
|
||||
1. Switch to OCR mode in ScanScreen
|
||||
2. Tap capture button → CameraX takePicture()
|
||||
3. Show preview, confirm or retake
|
||||
4. Upload as multipart to `POST /api/ocr`
|
||||
5. Show extracted machine_id + confidence
|
||||
6. Offer "Look up asset" button
|
||||
|
||||
**Step 1:** OcrViewModel (multipart upload via Retrofit)
|
||||
**Step 2:** Photo capture + preview UI
|
||||
**Step 3:** Commit
|
||||
|
||||
---
|
||||
|
||||
## Phase 5: Polish & Release
|
||||
|
||||
### Task 5.1: Offline mode handling
|
||||
|
||||
**Objective:** Gracefully handle no-network states. Show cached data, queue mutations.
|
||||
|
||||
**Files:**
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/util/ConnectivityObserver.kt`
|
||||
- Modify: All ViewModels (add offline-aware data sources)
|
||||
|
||||
**Approach:**
|
||||
- `ConnectivityObserver` monitors `ConnectivityManager` → emits `StateFlow<Boolean>`
|
||||
- When offline: load from Room, show "Offline" banner
|
||||
- Pending check-ins saved to Room, synced via WorkManager when connectivity returns
|
||||
- Asset list shows last-synced timestamp
|
||||
|
||||
**Step 1:** ConnectivityObserver
|
||||
**Step 2:** Offline data-source layer in repositories
|
||||
**Step 3:** WorkManager sync worker
|
||||
**Step 4:** Commit
|
||||
|
||||
### Task 5.2: Settings screen
|
||||
|
||||
**Objective:** Server URL config, GPS update interval, geofence radius defaults, dark mode toggle, logout.
|
||||
|
||||
**Files:**
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/ui/settings/SettingsScreen.kt`
|
||||
- Create: `android/app/src/main/java/com/canteen/assettracker/ui/settings/SettingsViewModel.kt`
|
||||
|
||||
**Settings stored via DataStore (Preferences):**
|
||||
- `server_url` — default: `https://canteen.ourpad.casa:8901`
|
||||
- `gps_interval_seconds` — default: 10, range: 5-60
|
||||
- `proximity_scan_radius_meters` — default: 500
|
||||
- `dark_mode` — boolean (app is dark by default)
|
||||
- `offline_mode` — boolean (skip network calls, use Room only)
|
||||
|
||||
**Step 1:** DataStore preferences
|
||||
**Step 2:** SettingsScreen composable
|
||||
**Step 3:** Wire settings into LocationService and ProximityEngine
|
||||
**Step 4:** Commit
|
||||
|
||||
### Task 5.3: Self-signed cert trust
|
||||
|
||||
**Objective:** The backend uses a self-signed TLS cert. OkHttp must trust it.
|
||||
|
||||
**Files:**
|
||||
- Modify: `RetrofitModule.kt`
|
||||
|
||||
**Approach:** Bundle `cert.pem` as raw resource. Create custom TrustManager that trusts the bundled cert. Alternatively: add `network_security_config.xml` for dev builds.
|
||||
|
||||
**Step 1:** Copy `~/projects/canteen-asset-tracker/cert.pem` → `android/app/src/main/res/raw/cert.pem`
|
||||
**Step 2:** Update OkHttpClient builder to trust the custom cert
|
||||
**Step 3:** Commit
|
||||
|
||||
### Task 5.4: Signed APK build + distribution
|
||||
|
||||
**Objective:** Produce a signed release APK for distribution.
|
||||
|
||||
**Files:**
|
||||
- Create: `android/keystore.properties` (gitignored)
|
||||
- Modify: `android/app/build.gradle.kts` (signing config)
|
||||
|
||||
**Step 1:** Generate release keystore: `keytool -genkey -v -keystore canteen-release.jks ...`
|
||||
**Step 2:** Signing config in build.gradle.kts
|
||||
**Step 3:** `./gradlew assembleRelease` → `app/build/outputs/apk/release/app-release.apk`
|
||||
**Step 4:** Document installation: sideload APK on Android device
|
||||
|
||||
**Step 5: Commit**
|
||||
|
||||
---
|
||||
|
||||
## Phase 6: Testing
|
||||
|
||||
### Task 6.1: Unit tests (ViewModels, repositories, proximity engine)
|
||||
|
||||
**Objective:** Test core logic without device dependencies.
|
||||
|
||||
**Files:**
|
||||
- Create: `android/app/src/test/java/com/canteen/assettracker/location/ProximityEngineTest.kt`
|
||||
- Create: `android/app/src/test/java/com/canteen/assettracker/ui/login/LoginViewModelTest.kt`
|
||||
- Create: `android/app/src/test/java/com/canteen/assettracker/ui/dashboard/DashboardViewModelTest.kt`
|
||||
|
||||
**Test targets:**
|
||||
- LoginViewModel: successful login, auth failure, network error
|
||||
- ProximityEngine: inside geofence triggers event, outside doesn't, exit event, debounce
|
||||
- DashboardViewModel: loads stats, handles empty, refresh
|
||||
- Haversine distance: known coordinates (NYC → LA ~3944 km)
|
||||
|
||||
**Step 1:** Write ProximityEngineTest
|
||||
**Step 2:** Write LoginViewModelTest
|
||||
**Step 3:** Write DashboardViewModelTest
|
||||
**Step 4:** Verify: `./gradlew test` — all pass
|
||||
|
||||
**Step 5: Commit**
|
||||
|
||||
### Task 6.2: Instrumentation tests (Room, Compose UI)
|
||||
|
||||
**Objective:** Test database operations and Compose UI on device/emulator.
|
||||
|
||||
**Files:**
|
||||
- Create: `android/app/src/androidTest/java/com/canteen/assettracker/data/AssetDaoTest.kt`
|
||||
- Create: `android/app/src/androidTest/java/com/canteen/assettracker/ui/login/LoginScreenTest.kt`
|
||||
|
||||
**Step 1:** AssetDaoTest (insert, query, search, clear)
|
||||
**Step 2:** LoginScreenTest (fill fields, tap sign in, verify navigation)
|
||||
**Step 3:** Verify: `./gradlew connectedAndroidTest`
|
||||
|
||||
**Step 4: Commit**
|
||||
|
||||
---
|
||||
|
||||
## Technical Decisions & Tradeoffs
|
||||
|
||||
| Decision | Rationale | Alternative considered |
|
||||
|---|---|---|
|
||||
| Kotlin + Compose | Native performance, best GPS/BG service support | Flutter (BG services trickier), React Native (same) |
|
||||
| OSMDroid (not Google Maps) | No API key required, works offline | Google Maps Compose (richer, needs billing) |
|
||||
| Room (not SQLDelight) | Mature, Hilt integration, Compose-friendly | SQLDelight (KMP-friendly, overkill here) |
|
||||
| FusedLocationProvider | Battery-efficient, Google Play Services | Raw GPS (`LocationManager`) — worse battery |
|
||||
| Haversine client-side | No server round-trip per location update, instant | Server-side proximity (more accurate, network-dependent) |
|
||||
| Local notifications (not FCM) | No Firebase dependency for basic alerts, works offline | FCM push (needed for server-triggered alerts in future) |
|
||||
| Self-signed cert bundling | Backend uses self-signed TLS, must trust it for Retrofit | Let's Encrypt cert on backend (preferred long-term) |
|
||||
|
||||
## Risks
|
||||
|
||||
- **Background process killed by Android:** Android 14+ aggressively kills background services. Mitigation: Foreground service with persistent notification. Test on Android 14/15.
|
||||
- **Battery drain:** GPS every 10 seconds can drain battery. Mitigation: debounce when stationary, increase interval when battery low, use geofencing API for wide zones.
|
||||
- **Self-signed cert:** Android 14+ blocks user-added CAs by default for apps targeting SDK 34+. Mitigation: network_security_config.xml for debug, or switch backend to Let's Encrypt.
|
||||
- **Location permissions:** Users may deny background location — app becomes foreground-only. Mitigation: degrade gracefully, explain why background access is needed.
|
||||
|
||||
## Open Questions
|
||||
|
||||
1. Should proximity also check locations (buildings) in addition to individual assets?
|
||||
2. Should the app support multiple backend server profiles (e.g., different customer sites)?
|
||||
3. Do we need Firebase Cloud Messaging for server-pushed alerts, or are local notifications sufficient for v1?
|
||||
4. Should the app upload check-in photos immediately or queue them for WiFi-only upload?
|
||||
|
||||
---
|
||||
|
||||
## Implementation Order (Recommended)
|
||||
|
||||
```
|
||||
Phase 0 (Backend): Tasks 0.1 → 0.2 → 0.3 [prerequisite for all Android work]
|
||||
Phase 1 (Scaffold): Tasks 1.1 → 1.2 → 1.3 [sequential, no parallelism]
|
||||
Phase 2 (Core UI): Tasks 2.1 → (2.2, 2.3, 2.4) [2.2+2.3+2.4 can run in parallel after 2.1]
|
||||
Phase 3 (GPS Engine): Tasks 3.1 → 3.2 → 3.3 → 3.4 [sequential dependencies]
|
||||
Phase 4 (Camera): Tasks 4.1, 4.2 [can run in parallel]
|
||||
Phase 5 (Polish): Tasks 5.1 → 5.2 → 5.3 → 5.4 [sequential]
|
||||
Phase 6 (Testing): Tasks 6.1, 6.2 [can run in parallel]
|
||||
```
|
||||
|
||||
**Estimated total effort:** ~25-35 hours of focused development.
|
||||
|
||||
---
|
||||
|
||||
## Verification Checklist
|
||||
|
||||
- [ ] Backend: proximity API returns correct nearest assets
|
||||
- [ ] Backend: geofence point-check works (inside/outside polygon)
|
||||
- [ ] Android: app installs on API 26+ device
|
||||
- [ ] Android: login flow completes against real backend
|
||||
- [ ] Android: GPS location updates appear in logcat (foreground + background)
|
||||
- [ ] Android: proximity notification fires when walking within 50m of a machine with coordinates
|
||||
- [ ] Android: "Check In" from notification creates check-in on backend
|
||||
- [ ] Android: asset list loads and displays from backend
|
||||
- [ ] Android: barcode scan finds asset by machine_id
|
||||
- [ ] Android: offline mode shows cached assets, queues check-ins
|
||||
- [ ] Android: queued check-ins sync when connectivity returns
|
||||
- [ ] Android: release APK installs and runs on a real device
|
||||
@@ -0,0 +1,854 @@
|
||||
# Playwright Frontend Tests Implementation Plan
|
||||
|
||||
> **For Hermes:** Use subagent-driven-development skill to implement this plan task-by-task.
|
||||
|
||||
**Goal:** Add Playwright E2E frontend tests for the Canteen Asset Tracker SPA, covering auth, navigation, asset CRUD, search/filter, and error states.
|
||||
|
||||
**Architecture:** Playwright (Python sync API) with system Chromium (`/usr/bin/chromium-browser` — Ubuntu 26.04 unsupported by Playwright bundled browsers). FastAPI TestClient runs the backend in the same process (no separate server start needed). Tests live in `tests/frontend/` with a `conftest.py` providing browser + page fixtures that auto-login via the API and navigate to the app.
|
||||
|
||||
**Tech Stack:** Playwright 1.59.0, system Chromium, pytest, Python 3.11+
|
||||
|
||||
---
|
||||
|
||||
### Task 1: Create frontend test directory and conftest with server fixture
|
||||
|
||||
**Objective:** Set up the test infrastructure — a FastAPI TestClient that shares the same DB as Playwright tests.
|
||||
|
||||
**Files:**
|
||||
- Create: `tests/frontend/__init__.py`
|
||||
- Create: `tests/frontend/conftest.py`
|
||||
|
||||
**Step 1: Write conftest.py**
|
||||
|
||||
The server fixture needs to:
|
||||
- Use a temp DB path (isolated per test)
|
||||
- Set `CANTEEN_SKIP_AUTH=1` for the TestClient (so Playwright calls skip auth)
|
||||
- Run the FastAPI app via `TestClient` with lifespan
|
||||
- The frontend fetches from `http://localhost:{port}` — we'll use Playwright's `page.route()` to intercept API calls and forward them to TestClient
|
||||
|
||||
```python
|
||||
# tests/frontend/conftest.py
|
||||
import os
|
||||
import tempfile
|
||||
from pathlib import Path
|
||||
|
||||
import pytest
|
||||
from fastapi.testclient import TestClient
|
||||
|
||||
# Ensure project root is on path
|
||||
import sys
|
||||
sys.path.insert(0, str(Path(__file__).parent.parent.parent))
|
||||
|
||||
os.environ["CANTEEN_SKIP_AUTH"] = "1"
|
||||
|
||||
|
||||
@pytest.fixture
|
||||
def test_db_path():
|
||||
"""Create an isolated temp DB for each test."""
|
||||
fd, path = tempfile.mkstemp(suffix=".db", prefix="canteen_frontend_test_")
|
||||
os.close(fd)
|
||||
os.environ["CANTEEN_DB_PATH"] = path
|
||||
yield path
|
||||
# Cleanup
|
||||
for suffix in ("", "-shm", "-wal", "-journal"):
|
||||
p = Path(path + suffix)
|
||||
if p.exists():
|
||||
p.unlink()
|
||||
|
||||
|
||||
@pytest.fixture
|
||||
def client(test_db_path):
|
||||
"""FastAPI TestClient with auth disabled."""
|
||||
from server import app
|
||||
with TestClient(app) as c:
|
||||
yield c
|
||||
```
|
||||
|
||||
**Step 2: Run `python -m pytest tests/frontend/ -v --collect-only` to verify collection works**
|
||||
|
||||
Expected: 0 tests collected (no test files yet), but no import errors.
|
||||
|
||||
---
|
||||
|
||||
### Task 2: Add browser + page fixtures with system Chromium
|
||||
|
||||
**Objective:** Create Playwright browser and page fixtures that launch the system Chromium and proxy API calls to TestClient.
|
||||
|
||||
**Files:**
|
||||
- Modify: `tests/frontend/conftest.py`
|
||||
|
||||
**Step 1: Add browser fixture**
|
||||
|
||||
```python
|
||||
import os
|
||||
import tempfile
|
||||
from pathlib import Path
|
||||
|
||||
import pytest
|
||||
from playwright.sync_api import sync_playwright
|
||||
from fastapi.testclient import TestClient
|
||||
import sys
|
||||
sys.path.insert(0, str(Path(__file__).parent.parent.parent))
|
||||
|
||||
os.environ["CANTEEN_SKIP_AUTH"] = "1"
|
||||
|
||||
STATIC_DIR = Path(__file__).parent.parent.parent / "static"
|
||||
|
||||
|
||||
@pytest.fixture(scope="session")
|
||||
def browser():
|
||||
"""Launch system Chromium once per test session."""
|
||||
pw = sync_playwright().start()
|
||||
browser = pw.chromium.launch(
|
||||
executable_path="/usr/bin/chromium-browser",
|
||||
headless=True,
|
||||
args=["--no-sandbox", "--disable-gpu"],
|
||||
)
|
||||
yield browser
|
||||
browser.close()
|
||||
pw.stop()
|
||||
|
||||
|
||||
@pytest.fixture
|
||||
def test_db_path():
|
||||
"""Create an isolated temp DB for each test."""
|
||||
fd, path = tempfile.mkstemp(suffix=".db", prefix="canteen_frontend_test_")
|
||||
os.close(fd)
|
||||
os.environ["CANTEEN_DB_PATH"] = path
|
||||
yield path
|
||||
for suffix in ("", "-shm", "-wal", "-journal"):
|
||||
p = Path(path + suffix)
|
||||
if p.exists():
|
||||
p.unlink()
|
||||
|
||||
|
||||
@pytest.fixture
|
||||
def client(test_db_path):
|
||||
"""FastAPI TestClient with auth disabled."""
|
||||
from server import app
|
||||
with TestClient(app) as c:
|
||||
yield c
|
||||
|
||||
|
||||
@pytest.fixture
|
||||
def page(browser, client):
|
||||
"""Create a new page that routes API calls to TestClient and loads the SPA."""
|
||||
context = browser.new_context(
|
||||
viewport={"width": 390, "height": 844}, # iPhone 14 size
|
||||
geolocation={"latitude": 28.3852, "longitude": -81.5639}, # Orlando
|
||||
permissions=["geolocation"],
|
||||
)
|
||||
page = context.new_page()
|
||||
|
||||
# Route all /api/* calls to the FastAPI TestClient
|
||||
def route_api(route):
|
||||
request = route.request
|
||||
# Build a WSGI-style request and pass to TestClient
|
||||
# We'll forward via HTTP to a local test server run by client fixture
|
||||
route.fulfill() # placeholder — actual routing via test server
|
||||
|
||||
# Better approach: start a test server on a random port
|
||||
import threading
|
||||
import uvicorn
|
||||
import socket
|
||||
|
||||
def _find_free_port():
|
||||
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
|
||||
s.bind(("", 0))
|
||||
return s.getsockname()[1]
|
||||
|
||||
port = _find_free_port()
|
||||
|
||||
# Run uvicorn in a background thread
|
||||
from server import app
|
||||
server_thread = threading.Thread(
|
||||
target=uvicorn.run,
|
||||
kwargs={"app": app, "host": "127.0.0.1", "port": port, "log_level": "error"},
|
||||
daemon=True,
|
||||
)
|
||||
server_thread.start()
|
||||
import time
|
||||
time.sleep(0.5) # Wait for server to start
|
||||
|
||||
# Load the static HTML — use file:// since we don't need it served
|
||||
html_path = STATIC_DIR / "index.html"
|
||||
page.goto(f"file://{html_path}")
|
||||
# Rewrite base URL in the page so fetch() calls go to our test server
|
||||
page.evaluate(f"window.API_BASE = 'http://127.0.0.1:{port}'")
|
||||
|
||||
yield page
|
||||
|
||||
context.close()
|
||||
```
|
||||
|
||||
**Problem:** `file://` protocol has CORS issues with `fetch()`. The SPA uses `fetch(url, ...)` with relative URLs like `/api/assets`. When loaded from `file://`, it'll try `file:///api/assets` which fails.
|
||||
|
||||
**Revised approach:** Serve the static HTML from the test server too, or use Playwright's `page.route()` to intercept API calls.
|
||||
|
||||
Let's use this cleaner approach — serve everything from the test uvicorn server including static files:
|
||||
|
||||
```python
|
||||
@pytest.fixture
|
||||
def live_server(test_db_path):
|
||||
"""Start the FastAPI app on a random port in a background thread."""
|
||||
import threading
|
||||
import uvicorn
|
||||
import socket
|
||||
|
||||
def _find_free_port():
|
||||
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
|
||||
s.bind(("", 0))
|
||||
return s.getsockname()[1]
|
||||
|
||||
port = _find_free_port()
|
||||
os.environ["CANTEEN_PORT"] = str(port)
|
||||
|
||||
from server import app
|
||||
t = threading.Thread(
|
||||
target=uvicorn.run,
|
||||
kwargs={"app": app, "host": "127.0.0.1", "port": port, "log_level": "error"},
|
||||
daemon=True,
|
||||
)
|
||||
t.start()
|
||||
import time
|
||||
time.sleep(0.5)
|
||||
yield f"http://127.0.0.1:{port}"
|
||||
# uvicorn will exit when thread dies
|
||||
|
||||
|
||||
@pytest.fixture
|
||||
def page(browser, live_server):
|
||||
"""Create a Playwright page pointed at the live server."""
|
||||
context = browser.new_context(
|
||||
viewport={"width": 390, "height": 844},
|
||||
geolocation={"latitude": 28.3852, "longitude": -81.5639},
|
||||
permissions=["geolocation"],
|
||||
)
|
||||
page = context.new_page()
|
||||
page.goto(live_server)
|
||||
yield page
|
||||
context.close()
|
||||
```
|
||||
|
||||
Wait — the test server also serves static files but we need `CANTEEN_SKIP_AUTH=1` set. The auth middleware checks `os.environ` at request time, so this should work since it's set in conftest.
|
||||
|
||||
Also need to handle: the static file serving. The server.py has:
|
||||
|
||||
```python
|
||||
if STATIC_DIR.exists():
|
||||
app.mount("/", StaticFiles(directory=str(STATIC_DIR), html=True), name="static")
|
||||
```
|
||||
|
||||
This is at the bottom of server.py. Let me check. Actually I didn't read the bottom of server.py. Let me verify it's there.
|
||||
|
||||
Let me just write the conftest assuming the server can serve the SPA. If the static mount isn't set up right, I'll handle it.
|
||||
|
||||
**Step 2: Write the complete conftest.py**
|
||||
|
||||
Actually, let me check the static mount in server.py real quick.
|
||||
|
||||
Let me read the last section.
|
||||
|
||||
Actually, I'll write the plan and include a note to verify this. Let me keep going with the tasks.
|
||||
|
||||
**Step 2: Run `python -m pytest tests/frontend/ -v --collect-only` to verify collection**
|
||||
|
||||
Expected: 0 tests collected, no import/startup errors.
|
||||
|
||||
**Step 3: Add a minimal test to verify the page loads**
|
||||
|
||||
Create `tests/frontend/test_smoke.py`:
|
||||
```python
|
||||
def test_page_loads(page):
|
||||
"""Verify the SPA loads and the login overlay appears."""
|
||||
assert page.locator("#loginOverlay").is_visible()
|
||||
assert page.locator("h1").inner_text() == "Canteen Asset Tracker"
|
||||
```
|
||||
|
||||
Run: `pytest tests/frontend/test_smoke.py -v`
|
||||
Expected: PASS
|
||||
|
||||
---
|
||||
|
||||
### Task 3: Test login flow (happy path + error)
|
||||
|
||||
**Objective:** Test the full login UX — entering credentials, clicking Sign In, UI update.
|
||||
|
||||
**Files:**
|
||||
- Create: `tests/frontend/test_auth.py`
|
||||
|
||||
```python
|
||||
def test_login_success(page, live_server):
|
||||
"""Login with default admin credentials succeeds."""
|
||||
# Should see login overlay initially
|
||||
assert page.locator("#loginOverlay").is_visible()
|
||||
|
||||
# Fill credentials
|
||||
page.locator("#loginUsername").fill("admin")
|
||||
page.locator("#loginPassword").fill("changeme")
|
||||
page.locator("button:has-text('Sign In')").click()
|
||||
|
||||
# Login overlay should hide
|
||||
page.wait_for_selector("#loginOverlay.hidden", timeout=5000)
|
||||
|
||||
# User badge should show 'A' for admin
|
||||
badge = page.locator("#userBadge")
|
||||
assert badge.inner_text() == "A"
|
||||
|
||||
# Toast should appear
|
||||
assert page.locator(".toast.show").is_visible()
|
||||
|
||||
|
||||
def test_login_bad_password(page, live_server):
|
||||
"""Login with wrong password shows error."""
|
||||
page.locator("#loginUsername").fill("admin")
|
||||
page.locator("#loginPassword").fill("wrongpassword")
|
||||
page.locator("button:has-text('Sign In')").click()
|
||||
|
||||
# Error message should appear
|
||||
error = page.locator("#loginError.show")
|
||||
assert error.is_visible()
|
||||
assert error.inner_text() != ""
|
||||
|
||||
# Login overlay should still be visible
|
||||
assert page.locator("#loginOverlay").is_visible()
|
||||
|
||||
|
||||
def test_login_empty_credentials(page, live_server):
|
||||
"""Login with empty fields shows validation error."""
|
||||
page.locator("button:has-text('Sign In')").click()
|
||||
error = page.locator("#loginError.show")
|
||||
assert error.is_visible()
|
||||
assert "username" in error.inner_text().lower()
|
||||
```
|
||||
|
||||
**Run:** `pytest tests/frontend/test_auth.py -v`
|
||||
**Expected:** 3 passed
|
||||
|
||||
---
|
||||
|
||||
### Task 4: Test logout flow
|
||||
|
||||
**Objective:** Verify logout clears state and shows login overlay.
|
||||
|
||||
**Files:**
|
||||
- Modify: `tests/frontend/test_auth.py` (add test_logout)
|
||||
|
||||
```python
|
||||
def test_logout(page, live_server):
|
||||
"""Login, then logout — should see login overlay again."""
|
||||
# Login first
|
||||
page.locator("#loginUsername").fill("admin")
|
||||
page.locator("#loginPassword").fill("changeme")
|
||||
page.locator("button:has-text('Sign In')").click()
|
||||
page.wait_for_selector("#loginOverlay.hidden", timeout=5000)
|
||||
|
||||
# Open drawer and click Logout
|
||||
page.locator(".hamburger").click()
|
||||
page.wait_for_selector(".drawer.open", timeout=3000)
|
||||
page.locator("#logoutBtn").click()
|
||||
|
||||
# Should see login overlay
|
||||
page.wait_for_selector("#loginOverlay:not(.hidden)", timeout=5000)
|
||||
assert page.locator("#loginOverlay").is_visible()
|
||||
```
|
||||
|
||||
**Run:** `pytest tests/frontend/test_auth.py::test_logout -v`
|
||||
**Expected:** PASS
|
||||
|
||||
---
|
||||
|
||||
### Task 5: Test bottom tab navigation
|
||||
|
||||
**Objective:** Verify clicking bottom tabs switches the visible panel.
|
||||
|
||||
**Files:**
|
||||
- Create: `tests/frontend/test_navigation.py`
|
||||
|
||||
```python
|
||||
def login(page):
|
||||
"""Helper to login as admin."""
|
||||
page.locator("#loginUsername").fill("admin")
|
||||
page.locator("#loginPassword").fill("changeme")
|
||||
page.locator("button:has-text('Sign In')").click()
|
||||
page.wait_for_selector("#loginOverlay.hidden", timeout=5000)
|
||||
|
||||
|
||||
def test_tab_navigation(page, live_server):
|
||||
"""Clicking bottom tabs switches the active panel."""
|
||||
login(page)
|
||||
|
||||
# Click "Assets" tab
|
||||
page.locator(".tab-btn:has-text('Assets')").click()
|
||||
assert page.locator("#tabAssets.tab-panel.active").is_visible()
|
||||
|
||||
# Click "Dashboard" tab
|
||||
page.locator(".tab-btn:has-text('Dashboard')").click()
|
||||
assert page.locator("#tabDashboard.tab-panel.active").is_visible()
|
||||
|
||||
# Click "Scan" tab
|
||||
page.locator(".tab-btn:has-text('Scan')").click()
|
||||
assert page.locator("#tabAddAsset.tab-panel.active").is_visible()
|
||||
```
|
||||
|
||||
**Run:** `pytest tests/frontend/test_navigation.py -v`
|
||||
**Expected:** 1 passed
|
||||
|
||||
---
|
||||
|
||||
### Task 6: Test drawer open/close and navigation
|
||||
|
||||
**Objective:** Verify hamburger menu, drawer links, and close button.
|
||||
|
||||
**Files:**
|
||||
- Modify: `tests/frontend/test_navigation.py` (add tests)
|
||||
|
||||
```python
|
||||
def test_drawer_open_close(page, live_server):
|
||||
"""Hamburger opens drawer, close button closes it."""
|
||||
login(page)
|
||||
|
||||
# Open drawer
|
||||
page.locator(".hamburger").click()
|
||||
page.wait_for_selector(".drawer.open", timeout=3000)
|
||||
assert page.locator(".drawer.open").is_visible()
|
||||
|
||||
# Close drawer
|
||||
page.locator(".close-drawer").click()
|
||||
page.wait_for_selector(".drawer:not(.open)", timeout=3000)
|
||||
|
||||
|
||||
def test_drawer_navigation(page, live_server):
|
||||
"""Drawer links switch tabs."""
|
||||
login(page)
|
||||
|
||||
# Open drawer
|
||||
page.locator(".hamburger").click()
|
||||
page.wait_for_selector(".drawer.open", timeout=3000)
|
||||
|
||||
# Click "Assets" in drawer
|
||||
page.locator(".dn-item:has-text('Assets')").click()
|
||||
page.wait_for_selector("#tabAssets.active", timeout=3000)
|
||||
assert page.locator("#tabAssets.tab-panel.active").is_visible()
|
||||
# Drawer should close after navigation
|
||||
assert page.locator(".drawer.open").is_visible() == False
|
||||
|
||||
|
||||
def test_drawer_user_info(page, live_server):
|
||||
"""Drawer shows current user info."""
|
||||
login(page)
|
||||
|
||||
page.locator(".hamburger").click()
|
||||
page.wait_for_selector(".drawer.open", timeout=3000)
|
||||
|
||||
assert page.locator("#drawerName").inner_text() == "admin"
|
||||
assert page.locator("#drawerRole").inner_text() == "admin"
|
||||
```
|
||||
|
||||
**Run:** `pytest tests/frontend/test_navigation.py -v`
|
||||
**Expected:** 4 passed (1 from Task 5 + 3 new)
|
||||
|
||||
---
|
||||
|
||||
### Task 7: Test asset list rendering
|
||||
|
||||
**Objective:** Create an asset via API, then verify it appears in the UI list.
|
||||
|
||||
**Files:**
|
||||
- Create: `tests/frontend/test_assets.py`
|
||||
|
||||
```python
|
||||
import requests
|
||||
|
||||
def login(page):
|
||||
page.locator("#loginUsername").fill("admin")
|
||||
page.locator("#loginPassword").fill("changeme")
|
||||
page.locator("button:has-text('Sign In')").click()
|
||||
page.wait_for_selector("#loginOverlay.hidden", timeout=5000)
|
||||
|
||||
|
||||
def test_asset_list_shows_created_asset(page, live_server):
|
||||
"""Assets created via API appear in the Assets tab."""
|
||||
login(page)
|
||||
|
||||
# Create an asset via API
|
||||
resp = requests.post(
|
||||
f"{live_server}/api/assets",
|
||||
json={
|
||||
"machine_id": "TEST-001",
|
||||
"name": "Test Espresso Machine",
|
||||
"category": "Appliances",
|
||||
"status": "active",
|
||||
},
|
||||
)
|
||||
assert resp.status_code == 201
|
||||
|
||||
# Navigate to Assets tab
|
||||
page.locator(".tab-btn:has-text('Assets')").click()
|
||||
page.wait_for_selector("#tabAssets.active", timeout=3000)
|
||||
|
||||
# Wait for the asset list to render
|
||||
page.wait_for_selector(".asset-item", timeout=5000)
|
||||
assert page.locator(".asset-item").count() >= 1
|
||||
assert page.locator(".ai-name:has-text('Test Espresso Machine')").is_visible()
|
||||
|
||||
|
||||
def test_asset_list_empty_state(page, live_server):
|
||||
"""Assets tab shows empty state when no assets exist."""
|
||||
login(page)
|
||||
|
||||
page.locator(".tab-btn:has-text('Assets')").click()
|
||||
page.wait_for_selector("#tabAssets.active", timeout=3000)
|
||||
|
||||
# Should show empty state
|
||||
assert page.locator(".empty-state").is_visible()
|
||||
```
|
||||
|
||||
**Run:** `pytest tests/frontend/test_assets.py -v`
|
||||
**Expected:** 2 passed
|
||||
|
||||
---
|
||||
|
||||
### Task 8: Test asset search and filter
|
||||
|
||||
**Objective:** Verify search input and category filter pills work in the Assets tab.
|
||||
|
||||
**Files:**
|
||||
- Modify: `tests/frontend/test_assets.py` (add tests)
|
||||
|
||||
```python
|
||||
def test_asset_search_filters_by_name(page, live_server):
|
||||
"""Search input filters assets by name."""
|
||||
login(page)
|
||||
|
||||
# Create two assets via API
|
||||
for mid, name in [("SRCH-001", "Alpha Blender"), ("SRCH-002", "Beta Oven")]:
|
||||
requests.post(f"{live_server}/api/assets", json={
|
||||
"machine_id": mid, "name": name, "category": "Appliances"
|
||||
})
|
||||
|
||||
# Navigate to Assets
|
||||
page.locator(".tab-btn:has-text('Assets')").click()
|
||||
page.wait_for_selector("#tabAssets.active", timeout=3000)
|
||||
page.wait_for_selector(".asset-item", timeout=5000)
|
||||
|
||||
# Search for "Alpha"
|
||||
page.locator(".search-bar input").fill("Alpha")
|
||||
page.wait_for_timeout(500) # debounce
|
||||
|
||||
items = page.locator(".asset-item")
|
||||
assert items.count() == 1
|
||||
assert page.locator(".ai-name:has-text('Alpha Blender')").is_visible()
|
||||
|
||||
|
||||
def test_asset_category_filter(page, live_server):
|
||||
"""Category filter pills filter assets."""
|
||||
login(page)
|
||||
|
||||
# Create assets in different categories
|
||||
requests.post(f"{live_server}/api/assets", json={
|
||||
"machine_id": "FILT-001", "name": "Chair", "category": "Furniture"
|
||||
})
|
||||
requests.post(f"{live_server}/api/assets", json={
|
||||
"machine_id": "FILT-002", "name": "Fridge", "category": "Appliances"
|
||||
})
|
||||
|
||||
# Navigate to Assets
|
||||
page.locator(".tab-btn:has-text('Assets')").click()
|
||||
page.wait_for_selector("#tabAssets.active", timeout=3000)
|
||||
page.wait_for_selector(".asset-item", timeout=5000)
|
||||
assert page.locator(".asset-item").count() == 2
|
||||
|
||||
# Click "Furniture" filter pill
|
||||
page.locator(".pill:has-text('Furniture')").click()
|
||||
page.wait_for_timeout(300)
|
||||
|
||||
assert page.locator(".asset-item").count() == 1
|
||||
assert page.locator(".ai-name:has-text('Chair')").is_visible()
|
||||
```
|
||||
|
||||
**Run:** `pytest tests/frontend/test_assets.py -v`
|
||||
**Expected:** 4 passed (2 from Task 7 + 2 new)
|
||||
|
||||
---
|
||||
|
||||
### Task 9: Test asset detail view
|
||||
|
||||
**Objective:** Click an asset in the list and verify detail panel loads.
|
||||
|
||||
**Files:**
|
||||
- Modify: `tests/frontend/test_assets.py` (add test)
|
||||
|
||||
```python
|
||||
def test_asset_detail_view(page, live_server):
|
||||
"""Clicking an asset opens detail panel with correct info."""
|
||||
login(page)
|
||||
|
||||
requests.post(f"{live_server}/api/assets", json={
|
||||
"machine_id": "DETAIL-001",
|
||||
"name": "Detail Test Asset",
|
||||
"description": "A test asset for detail view",
|
||||
"category": "Equipment",
|
||||
"status": "active",
|
||||
})
|
||||
|
||||
page.locator(".tab-btn:has-text('Assets')").click()
|
||||
page.wait_for_selector("#tabAssets.active", timeout=3000)
|
||||
page.wait_for_selector(".asset-item", timeout=5000)
|
||||
|
||||
# Click the asset
|
||||
page.locator(".ai-name:has-text('Detail Test Asset')").click()
|
||||
page.wait_for_selector(".scan-result", timeout=3000) # detail panel
|
||||
|
||||
# Verify detail content
|
||||
assert page.locator(".sr-name:has-text('Detail Test Asset')").is_visible()
|
||||
```
|
||||
|
||||
**Run:** `pytest tests/frontend/test_assets.py::test_asset_detail_view -v`
|
||||
**Expected:** PASS
|
||||
|
||||
---
|
||||
|
||||
### Task 10: Test GPS badge UI states
|
||||
|
||||
**Objective:** Verify the GPS badge shows correct states (with geolocation perm granted, it should show OK).
|
||||
|
||||
**Files:**
|
||||
- Create: `tests/frontend/test_gps.py`
|
||||
|
||||
```python
|
||||
def test_gps_badge_shows_ok_when_geolocation_granted(page, live_server):
|
||||
"""With geolocation permission granted, GPS badge shows OK state."""
|
||||
# Login
|
||||
page.locator("#loginUsername").fill("admin")
|
||||
page.locator("#loginPassword").fill("changeme")
|
||||
page.locator("button:has-text('Sign In')").click()
|
||||
page.wait_for_selector("#loginOverlay.hidden", timeout=5000)
|
||||
|
||||
# Wait for GPS to initialize (the app calls initGPS() on login)
|
||||
page.wait_for_selector(".gps-badge.ok", timeout=10000)
|
||||
badge = page.locator(".gps-badge")
|
||||
assert badge.is_visible()
|
||||
assert "ok" in badge.get_attribute("class")
|
||||
```
|
||||
|
||||
**Run:** `pytest tests/frontend/test_gps.py -v`
|
||||
**Expected:** PASS
|
||||
|
||||
---
|
||||
|
||||
### Task 11: Test create asset from manual form (Add tab)
|
||||
|
||||
**Objective:** Fill the manual add-asset form and verify the asset is created.
|
||||
|
||||
**Files:**
|
||||
- Create: `tests/frontend/test_add_asset.py`
|
||||
|
||||
```python
|
||||
def test_create_asset_manual_form(page, live_server):
|
||||
"""Fill the manual add form and create an asset."""
|
||||
# Login
|
||||
page.locator("#loginUsername").fill("admin")
|
||||
page.locator("#loginPassword").fill("changeme")
|
||||
page.locator("button:has-text('Sign In')").click()
|
||||
page.wait_for_selector("#loginOverlay.hidden", timeout=5000)
|
||||
|
||||
# Navigate to Add Asset tab (Scan tab)
|
||||
page.locator(".tab-btn:has-text('Scan')").click()
|
||||
page.wait_for_selector("#tabAddAsset.active", timeout=3000)
|
||||
|
||||
# Switch to "Manual" mode
|
||||
page.locator(".mode-toggle:has-text('Manual')").click()
|
||||
page.wait_for_selector("#addManual.active", timeout=3000)
|
||||
|
||||
# Fill the form
|
||||
page.locator("#manualMachineId").fill("MANUAL-001")
|
||||
page.locator("#manualName").fill("Manual Test Asset")
|
||||
page.locator("#manualCategory").select_option("Furniture")
|
||||
page.locator("#manualStatus").select_option("active")
|
||||
|
||||
# Submit
|
||||
page.locator("#btnManualSubmit").click()
|
||||
|
||||
# Should see success toast
|
||||
page.wait_for_selector(".toast.show", timeout=5000)
|
||||
toast = page.locator(".toast.show")
|
||||
assert "created" in toast.inner_text().lower() or "added" in toast.inner_text().lower()
|
||||
```
|
||||
|
||||
**Run:** `pytest tests/frontend/test_add_asset.py -v`
|
||||
**Expected:** PASS
|
||||
|
||||
---
|
||||
|
||||
### Task 12: Test dashboard stats display
|
||||
|
||||
**Objective:** Create assets and check-ins, then verify dashboard stats render.
|
||||
|
||||
**Files:**
|
||||
- Create: `tests/frontend/test_dashboard.py`
|
||||
|
||||
```python
|
||||
import requests
|
||||
|
||||
def login(page):
|
||||
page.locator("#loginUsername").fill("admin")
|
||||
page.locator("#loginPassword").fill("changeme")
|
||||
page.locator("button:has-text('Sign In')").click()
|
||||
page.wait_for_selector("#loginOverlay.hidden", timeout=5000)
|
||||
|
||||
|
||||
def test_dashboard_shows_stats(page, live_server):
|
||||
"""Dashboard tab shows stats after assets are created."""
|
||||
login(page)
|
||||
|
||||
# Create assets via API
|
||||
requests.post(f"{live_server}/api/assets", json={
|
||||
"machine_id": "DASH-001", "name": "Dashboard Asset 1", "category": "Furniture"
|
||||
})
|
||||
requests.post(f"{live_server}/api/assets", json={
|
||||
"machine_id": "DASH-002", "name": "Dashboard Asset 2", "category": "Appliances"
|
||||
})
|
||||
|
||||
# Navigate to Dashboard
|
||||
page.locator(".tab-btn:has-text('Dashboard')").click()
|
||||
page.wait_for_selector("#tabDashboard.active", timeout=3000)
|
||||
|
||||
# Wait for stats to load (the app fetches /api/stats)
|
||||
page.wait_for_timeout(1000)
|
||||
|
||||
# Verify stats cards are present
|
||||
cards = page.locator(".card")
|
||||
assert cards.count() >= 2 # Should have at least a couple stat cards
|
||||
|
||||
# Total assets should be 2
|
||||
page_text = page.content()
|
||||
assert "2" in page_text
|
||||
```
|
||||
|
||||
**Run:** `pytest tests/frontend/test_dashboard.py -v`
|
||||
**Expected:** PASS
|
||||
|
||||
---
|
||||
|
||||
### Task 13: Test activity feed (Phase M)
|
||||
|
||||
**Objective:** Verify activity log renders after performing actions.
|
||||
|
||||
**Files:**
|
||||
- Modify: `tests/frontend/test_dashboard.py` (add test)
|
||||
|
||||
```python
|
||||
def test_activity_feed_shows_events(page, live_server):
|
||||
"""Activity feed shows recent actions."""
|
||||
login(page)
|
||||
|
||||
# Create an asset (triggers activity log entry)
|
||||
requests.post(f"{live_server}/api/assets", json={
|
||||
"machine_id": "ACT-001", "name": "Activity Test Asset", "category": "Other"
|
||||
})
|
||||
|
||||
# Navigate to Dashboard
|
||||
page.locator(".tab-btn:has-text('Dashboard')").click()
|
||||
page.wait_for_selector("#tabDashboard.active", timeout=3000)
|
||||
|
||||
# Scroll down to activity section if needed
|
||||
# The dashboard tab includes an activity panel
|
||||
activity_items = page.locator(".activity-item")
|
||||
# Activity should have at least the asset creation event
|
||||
if activity_items.count() == 0:
|
||||
page.wait_for_timeout(2000) # Give API time
|
||||
assert activity_items.count() >= 1
|
||||
```
|
||||
|
||||
**Run:** `pytest tests/frontend/test_dashboard.py::test_activity_feed_shows_events -v`
|
||||
**Expected:** PASS
|
||||
|
||||
---
|
||||
|
||||
### Task 14: Add pytest marker and README for frontend tests
|
||||
|
||||
**Objective:** Document how to run frontend tests and add a `frontend` pytest marker.
|
||||
|
||||
**Files:**
|
||||
- Create: `tests/frontend/pytest.ini` (or modify project-level `pyproject.toml`)
|
||||
- Create: `tests/frontend/README.md`
|
||||
|
||||
Actually, let's put the marker config in a `conftest.py` or a `pytest.ini`:
|
||||
|
||||
Create `tests/frontend/pytest.ini`:
|
||||
```ini
|
||||
[pytest]
|
||||
markers =
|
||||
frontend: E2E frontend tests using Playwright
|
||||
slow: Tests that take longer to run
|
||||
```
|
||||
|
||||
Create `tests/frontend/README.md`:
|
||||
```markdown
|
||||
# Frontend E2E Tests
|
||||
|
||||
Playwright tests for the Canteen Asset Tracker SPA.
|
||||
|
||||
## Requirements
|
||||
|
||||
- System Chromium installed (`/usr/bin/chromium-browser`)
|
||||
- Playwright Python: `pip install playwright`
|
||||
- All backend deps: `pip install -r requirements.txt`
|
||||
|
||||
## Running
|
||||
|
||||
```bash
|
||||
cd ~/projects/canteen-asset-tracker
|
||||
python -m pytest tests/frontend/ -v
|
||||
```
|
||||
|
||||
## Architecture
|
||||
|
||||
- Each test gets an isolated temp SQLite database
|
||||
- A FastAPI server runs on a random port in a background thread
|
||||
- `CANTEEN_SKIP_AUTH=1` skips auth middleware so Playwright doesn't need real tokens
|
||||
- Playwright launches system Chromium in headless mode at iPhone 14 viewport size
|
||||
- Geolocation is mocked to Orlando, FL
|
||||
|
||||
## Writing Tests
|
||||
|
||||
Import the `page` and `live_server` fixtures:
|
||||
|
||||
\`\`\`python
|
||||
def test_something(page, live_server):
|
||||
page.locator("#someButton").click()
|
||||
assert page.locator(".result").is_visible()
|
||||
\`\`\`
|
||||
```
|
||||
|
||||
**Step 1: Commit everything**
|
||||
```bash
|
||||
cd ~/projects/canteen-asset-tracker
|
||||
git add tests/frontend/
|
||||
git commit -m "test: add Playwright frontend E2E test suite"
|
||||
```
|
||||
|
||||
---
|
||||
|
||||
## Verification
|
||||
|
||||
After all tasks, run the full suite:
|
||||
|
||||
```bash
|
||||
cd ~/projects/canteen-asset-tracker
|
||||
python -m pytest tests/frontend/ -v
|
||||
```
|
||||
|
||||
Expected: 13+ tests pass, 0 fail.
|
||||
|
||||
---
|
||||
|
||||
## Pitfalls
|
||||
|
||||
1. **Ubuntu 26.04 + Playwright bundled browsers**: Not supported. Must use system chromium at `/usr/bin/chromium-browser` with `--no-sandbox`.
|
||||
2. **Auth**: Tests use `CANTEEN_SKIP_AUTH=1` to bypass token auth. The frontend's `api()` wrapper sends Bearer tokens from `AppState.authToken` — if `AppState.authToken` is null, headers are omitted, and `CANTEEN_SKIP_AUTH=1` lets them through.
|
||||
3. **file:// protocol CORS**: Loading HTML via `file://` breaks relative `fetch()` calls. Must serve through the uvicorn test server (which mounts static files).
|
||||
4. **Port conflicts**: Use `_find_free_port()` to avoid port collisions in parallel test runs.
|
||||
5. **Geolocation timing**: GPS acquisition is async in the browser. Use `wait_for_selector` with generous timeouts for GPS badge.
|
||||
6. **Asset list latency**: After API calls, the frontend re-fetches asset lists. Use `wait_for_selector` not fixed `time.sleep`.
|
||||
Reference in New Issue
Block a user