def create_reading(sensor_id):
data = request.get_json() or {}
if "data" not in data:
return bad_request("must include data field")
if "category" not in data:
return bad_request("must include category field")
# Check if the category is a valid category, if not return a bad request
if not Category.are_valid_categories([data["category"]]):
return bad_request("invalid category")
# Add a timestamp to the data if one was provided
if "timestamp" not in data:
data["timestamp"] = datetime.utcnow()
# Check if a sensor for the given sensor_id exists and add it to the data if it does
sensor = Sensor.query.get_or_404(sensor_id)
data["sensor"] = sensor.name
reading = Reading()
reading.from_dict(data)
db.session.add(reading)
sensor.last_updated = data["timestamp"]
db.session.add(sensor)
db.session.commit()
response = jsonify(reading.to_dict())
response.status_code = 201
response.headers["Location"] = url_for("api.get_reading",
reading_id=reading.id,
sensor_id=sensor.id)
return response
def remove_sensor_categories(sensor_id):
data = request.get_json() or {}
if "categories" not in data:
return bad_request("must include categories field")
if not Category.are_valid_categories(data["categories"]):
return bad_request("invalid categor(y)/(ies) in included categories")
sensor = Sensor.query.get_or_404(sensor_id)
sensor.remove_categories(data["categories"])
db.session.add(sensor)
db.session.commit()
response = jsonify()
response.status_code = 204
response.headers["Location"] = url_for("api.get_sensor_categories",
sensor_id=sensor.id)
return response
def create_sensor():
data = request.get_json() or {}
if "name" not in data:
return bad_request("must include name field")
if "categories" not in data:
return bad_request("must include categories field")
if not Category.are_valid_categories(data["categories"]):
return bad_request("invalid categor(y)/(ies) in included categories")
if Sensor.query.filter_by(name=data["name"]).first():
return bad_request("please use a different name")
sensor = Sensor()
sensor.from_dict(data)
db.session.add(sensor)
db.session.commit()
response = jsonify(sensor.to_dict())
response.status_code = 201
response.headers["Location"] = url_for("api.get_sensor",
sensor_id=sensor.id)
return response
