Log usage

Closes: #6

geocode/model.py

@@ -9,9 +9,9 @@ from sqlalchemy.ext.declarative import declarative_base
 from sqlalchemy.ext.hybrid import hybrid_property
 from sqlalchemy.orm import column_property
 from sqlalchemy.schema import Column
-from sqlalchemy.types import Float, Integer, Numeric, String
+from sqlalchemy.types import DateTime, Float, Integer, Numeric, String
 
-from .database import session
+from .database import now_utc, session
 
 Base = declarative_base()
 Base.query = session.query_property()
@@ -81,3 +81,16 @@ class Scotland(Base):
     name = Column(String(50))
 
     geom = Column(Geometry("MULTIPOLYGON", srid=27700))
+
+
+class LookupLog(Base):
+    """Log lookups."""
+
+    __tablename__ = "lookup_log"
+
+    id = Column(Integer, primary_key=True)
+    dt = Column(DateTime, default=now_utc())
+    lat = Column(Float)
+    lon = Column(Float)
+    remote_addr = Column(String)
+    result = Column(postgresql.JSONB)

lookup.py

@@ -186,15 +186,20 @@ def index() -> str | Response:
 
     lat, lon = request.args.get("lat"), request.args.get("lon")
 
-    if lat is not None and lon is not None:
+    if lat is None or lon is None:
+        samples = sorted(geocode.samples, key=lambda row: row[2])
+        return render_template("index.html", samples=samples)
+
     result = lat_lon_to_wikidata(lat, lon)["result"]
     result.pop("element", None)
     result.pop("geojson", None)
+    log = model.LookupLog(
+        lat=lat, lon=lon, remote_addr=request.remote_addr, result=result
+    )
+    database.session.add(log)
+    database.session.commit()
     return jsonify(result)
 
-    samples = sorted(geocode.samples, key=lambda row: row[2])
-    return render_template("index.html", samples=samples)
-
 
 @app.route("/random")
 def random_location() -> str | Response: