mirror of
https://github.com/flobz/psa_car_controller.git
synced 2026-08-22 17:36:15 +00:00
319 lines
12 KiB
Python
319 lines
12 KiB
Python
import json
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import traceback
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from datetime import datetime, timezone
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from typing import List
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import dash_bootstrap_components as dbc
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from dash.dependencies import Output, Input, MATCH, State
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from dash.exceptions import PreventUpdate
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import dash_core_components as dcc
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import dash_html_components as html
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import dash_daq as daq
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import pandas as pd
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from flask import jsonify, request, Response as FlaskResponse
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from mylogger import logger
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from trip import Trips
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from libs.charging import Charging
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from web import figures
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from web.app import app, dash_app, myp, chc
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from web.db import set_chargings_price, get_db, set_db_callback
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# pylint: disable=invalid-name
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RESPONSE = "-response"
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EMPTY_DIV = "empty-div"
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ABRP_SWITCH = 'abrp-switch'
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CALLBACK_CREATED = False
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trips: Trips
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chargings: List[dict]
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min_date = max_date = min_millis = max_millis = step = marks = cached_layout = None
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def diff_dashtable(data, data_previous, row_id_name="row_id"):
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df, df_previous = pd.DataFrame(data=data), pd.DataFrame(data_previous)
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for _df in [df, df_previous]:
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assert row_id_name in _df.columns
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_df = _df.set_index(row_id_name)
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mask = df.ne(df_previous)
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df_diff = df[mask].dropna(how="all", axis="columns").dropna(how="all", axis="rows")
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changes = []
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for idx, row in df_diff.iterrows():
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row.dropna(inplace=True)
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for change in row.iteritems():
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changes.append(
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{
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row_id_name: data[idx][row_id_name],
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"column_name": change[0],
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"current_value": change[1],
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"previous_value": df_previous.at[idx, change[0]],
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}
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)
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return changes
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def create_callback():
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global CALLBACK_CREATED
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if not CALLBACK_CREATED:
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@dash_app.callback(Output('trips_map', 'figure'),
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Output('consumption_fig', 'figure'),
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Output('consumption_fig_by_speed', 'figure'),
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Output('consumption_graph_by_temp', 'children'),
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Output('consumption', 'children'),
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Output('tab_trips', 'children'),
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Output('tab_battery', 'children'),
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Output('tab_charge', 'children'),
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Output('date-slider', 'max'),
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Output('date-slider', 'step'),
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Output('date-slider', 'marks'),
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Input('date-slider', 'value'))
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def display_value(value): # pylint: disable=unused-variable
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mini = datetime.fromtimestamp(value[0], tz=timezone.utc)
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maxi = datetime.fromtimestamp(value[1], tz=timezone.utc)
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filtered_trips = Trips()
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for trip in trips:
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if mini <= trip.start_at <= maxi:
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filtered_trips.append(trip)
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filtered_chargings = Charging.get_chargings(mini, maxi)
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figures.get_figures(filtered_trips, filtered_chargings)
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consumption = "Average consumption: {:.1f} kWh/100km".format(
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float(figures.consumption_df["consumption_km"].mean()))
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return figures.trips_map, figures.consumption_fig, figures.consumption_fig_by_speed, \
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figures.consumption_graph_by_temp, consumption, figures.table_fig, figures.battery_info, \
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figures.battery_table, max_millis, step, marks
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@dash_app.callback(Output(EMPTY_DIV, "children"),
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[Input("battery-table", "data_timestamp")],
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[State("battery-table", "data"),
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State("battery-table", "data_previous")])
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def capture_diffs(timestamp, data, data_previous): # pylint: disable=unused-variable
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if timestamp is None:
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raise PreventUpdate
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diff_data = diff_dashtable(data, data_previous, "start_at")
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for changed_line in diff_data:
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if changed_line['column_name'] == 'price':
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if not set_chargings_price(get_db(), changed_line['start_at'], changed_line['current_value']):
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logger.error("Can't find line to update in the database")
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return ""
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CALLBACK_CREATED = True
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@dash_app.callback(Output({'role': ABRP_SWITCH + RESPONSE, 'vin': MATCH}, 'children'),
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Input({'role': ABRP_SWITCH, 'vin': MATCH}, 'id'),
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Input({'role': ABRP_SWITCH, 'vin': MATCH}, 'value'))
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def update_abrp(div_id, value):
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vin = div_id["vin"]
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if value:
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myp.abrp.abrp_enable_vin.add(vin)
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else:
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myp.abrp.abrp_enable_vin.discard(vin)
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myp.save_config()
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return " "
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@app.route('/get_vehicles')
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def get_vehicules():
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response = app.response_class(
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response=json.dumps(myp.get_vehicles(), default=lambda car: car.to_dict()),
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status=200,
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mimetype='application/json'
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)
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return response
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@app.route('/get_vehicleinfo/<string:vin>')
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def get_vehicle_info(vin):
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response = app.response_class(
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response=json.dumps(myp.get_vehicle_info(vin).to_dict(), default=str),
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status=200,
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mimetype='application/json'
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)
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return response
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@app.route('/charge_now/<string:vin>/<int:charge>')
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def charge_now(vin, charge):
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return jsonify(myp.charge_now(vin, charge != 0))
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@app.route('/charge_hour')
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def change_charge_hour():
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return jsonify(myp.change_charge_hour(request.form['vin'], request.form['hour'], request.form['minute']))
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@app.route('/wakeup/<string:vin>')
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def wakeup(vin):
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return jsonify(myp.wakeup(vin))
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@app.route('/preconditioning/<string:vin>/<int:activate>')
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def preconditioning(vin, activate):
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return jsonify(myp.preconditioning(vin, activate))
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@app.route('/position/<string:vin>')
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def get_position(vin):
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res = myp.get_vehicle_info(vin)
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try:
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coordinates = res.last_position.geometry.coordinates
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except AttributeError:
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return jsonify({'error': 'last_position not available from api'})
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longitude, latitude, altitude = coordinates[:2]
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if len(coordinates) == 3: # altitude is not always available
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altitude = coordinates[2]
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else:
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altitude = None
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return jsonify(
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{"longitude": longitude, "latitude": latitude, "altitude": altitude,
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"url": f"https://maps.google.com/maps?q={latitude},{longitude}"})
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# Set a battery threshold and schedule an hour to stop the charge
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@app.route('/charge_control')
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def get_charge_control():
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logger.info(request)
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vin = request.args['vin']
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charge_control = chc.get(vin)
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if charge_control is None:
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return jsonify("error: VIN not in list")
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if 'hour' in request.args and 'minute' in request.args:
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charge_control.set_stop_hour([int(request.args["hour"]), int(request.args["minute"])])
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if 'percentage' in request.args:
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charge_control.percentage_threshold = int(request.args['percentage'])
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chc.save_config()
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return jsonify(charge_control.get_dict())
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@app.route('/positions')
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def get_recorded_position():
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return FlaskResponse(myp.get_recorded_position(), mimetype='application/json')
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@app.route('/abrp')
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def abrp():
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vin = request.args.get('vin', None)
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enable = request.args.get('enable', None)
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token = request.args.get('token', None)
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if vin is not None and enable is not None:
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if enable == '1':
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myp.abrp.abrp_enable_vin.add(vin)
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else:
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myp.abrp.abrp_enable_vin.discard(vin)
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if token is not None:
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myp.abrp.token = token
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return jsonify(dict(myp.abrp))
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@app.after_request
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def after_request(response):
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header = response.headers
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header['Access-Control-Allow-Origin'] = '*'
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return response
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def update_trips():
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global trips, chargings, cached_layout
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logger.info("update_data")
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try:
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trips_by_vin = Trips.get_trips(myp.vehicles_list)
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trips = next(iter(trips_by_vin.values())) # todo handle multiple car
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assert len(trips) > 0
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chargings = Charging.get_chargings()
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except (StopIteration, AssertionError):
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logger.debug("No trips yet")
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return
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# update for slider
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global min_date, max_date, min_millis, max_millis, step, marks
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try:
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min_date = trips[0].start_at
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max_date = trips[-1].start_at
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min_millis = figures.unix_time_millis(min_date)
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max_millis = figures.unix_time_millis(max_date)
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step = (max_millis - min_millis) / 100
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marks = figures.get_marks_from_start_end(min_date, max_date)
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cached_layout = None # force regenerate layout
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except (ValueError, IndexError):
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logger.error("update_trips (slider): %s", traceback.format_exc())
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return
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def __get_control_tabs():
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tabs = []
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for car in myp.vehicles_list:
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if car.label is None:
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label = car.vin
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else:
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label = car.label
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# pylint: disable=not-callable
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tabs.append(dbc.Tab(label=label, id="tab-" + car.vin, children=[
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daq.ToggleSwitch(
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id={'role': ABRP_SWITCH, 'vin': car.vin},
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value=car.vin in myp.abrp.abrp_enable_vin,
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label="Send data to ABRP"
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),
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html.Div(id={'role': ABRP_SWITCH + RESPONSE, 'vin': car.vin})
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]))
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return tabs
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def serve_layout():
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global cached_layout
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if cached_layout is None:
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logger.debug("Create new layout")
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try:
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figures.get_figures(trips, chargings)
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summary_tab = [html.H2(id="consumption",
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children=figures.info),
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dcc.Graph(figure=figures.consumption_fig, id="consumption_fig"),
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dcc.Graph(figure=figures.consumption_fig_by_speed, id="consumption_fig_by_speed"),
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figures.consumption_graph_by_temp]
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maps = dcc.Graph(figure=figures.trips_map, id="trips_map", style={"height": '90vh'})
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create_callback()
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range_slider = dcc.RangeSlider(
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id='date-slider',
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min=min_millis,
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max=max_millis,
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step=step,
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marks=marks,
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value=[min_millis, max_millis],
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)
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except (IndexError, TypeError, NameError):
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summary_tab = figures.ERROR_DIV
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maps = figures.ERROR_DIV
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logger.warning("Failed to generate figure, there is probably not enough data yet")
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logger.debug(traceback.format_exc())
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range_slider = html.Div()
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data_div = html.Div([
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range_slider,
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html.Div([
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dbc.Tabs([
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dbc.Tab(label="Summary", tab_id="summary", children=summary_tab),
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dbc.Tab(label="Trips", tab_id="trips", id="tab_trips", children=[figures.table_fig]),
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dbc.Tab(label="Battery", tab_id="battery", id="tab_battery", children=[figures.battery_info]),
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dbc.Tab(label="Charge", tab_id="charge", id="tab_charge", children=[figures.battery_table]),
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dbc.Tab(label="Map", tab_id="map", children=[maps]),
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dbc.Tab(label="Control", tab_id="control", children=dbc.Tabs(id="control-tabs",
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children=__get_control_tabs()))],
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id="tabs",
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active_tab="summary",
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persistence=True),
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html.Div(id=EMPTY_DIV),
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])])
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cached_layout = dbc.Container(fluid=True, children=[html.H1('My car info'), data_div])
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return cached_layout
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try:
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set_db_callback(update_trips)
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Charging.set_default_price()
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update_trips()
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except (IndexError, TypeError):
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logger.debug("Failed to get trips, there is probably not enough data yet %s", traceback.format_exc())
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dash_app.layout = serve_layout
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