89 lines
2.4 KiB
Python
Executable file
89 lines
2.4 KiB
Python
Executable file
#!/usr/bin/env python3
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import dash
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import dash_core_components as dcc
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import dash_html_components as html
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from dash.dependencies import Input, Output
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import time
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import requests
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URL_BASE="http://innocence:5000"
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x = [1]
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y = [2]
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external_stylesheets = ['https://codepen.io/chriddyp/pen/bWLwgP.css']
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meta_tags=[{"name": "viewport", "content": "width=device-width, initial-scale=1"}]
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app = dash.Dash(__name__, external_stylesheets=external_stylesheets, meta_tags=meta_tags)
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available_sensors = ["undefined"]
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app.layout = html.Div(children=[
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html.H1(children='dashboard.ykonni.de'),
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html.Div(children='''
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visualize sensor data
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'''),
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dcc.Graph(
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id='example-graph',
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figure={
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'data': [
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{'x': x, 'y': y, 'mode': 'markers', 'name': 'SF'}
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],
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'layout': {
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'title': 'initial values'
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}
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}
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),
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dcc.Dropdown(
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id='select-sensor',
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options=[{'label': i, 'value': i} for i in available_sensors],
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value="undefined"
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),
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html.Button(id='refresh-button', n_clicks=0, children='refresh')
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])
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@app.callback(
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Output('select-sensor', 'options'),
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[Input('refresh-button', 'n_clicks')])
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def update_list(n_clicks):
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url = "%s/sensor/get" % URL_BASE
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print(url)
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res = requests.get(url)
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content = res.json()
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options = [{'label': content[i]["sensorType"], 'value': i} for i in content]
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return options
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@app.callback(
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Output('example-graph', 'figure'),
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[Input('refresh-button', 'n_clicks'), Input('select-sensor', 'value')])
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def update_graph(n_clicks, sensorId):
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if not sensorId == "undefined":
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# url = "%s/sensor/get_values/%s?limit=10" % (URL_BASE, sensorId)
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url = "%s/sensor/get_values/%s" % (URL_BASE, sensorId)
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res = requests.get(url)
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content = res.json()
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v = content[sensorId]["values"]
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sensorType = content[sensorId]["sensorType"]
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x = [time.strftime("%m%d-%H%M", time.localtime(float(v[i]["ts"]))) for i in range(len(v))]
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y = [v[i]["value"] for i in range(len(v))]
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else:
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sensorType = sensorId
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x = [1]
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y = [1]
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return {
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'data': [
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{'x': x, 'y': y, 'mode': 'markers', 'name': "%s" % (sensorType)}
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],
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'layout': {
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'title': 'Data for sensor: %s' % (sensorType)
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}
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}
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if __name__ == '__main__':
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app.run_server(port=8081,debug=True)
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