homecontrol-dash: first attempt at visualization

.gitignore

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+.idea/*
+Pipfile.lock
+dash
+dcc

Pipfile

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+[[source]]
+name = "pypi"
+url = "https://pypi.org/simple"
+verify_ssl = true
+
+[dev-packages]
+
+[packages]
+dash = "*"
+dash-daq = "*"
+requests = "*"
+
+[requires]
+python_version = "3.7"

homecontrol-dash.py

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+#!/usr/bin/env python3
+import dash
+import dash_core_components as dcc
+import dash_html_components as html
+from dash.dependencies import Input, Output
+import time
+import requests
+
+x = [1]
+y = [2]
+
+external_stylesheets = ['https://codepen.io/chriddyp/pen/bWLwgP.css']
+
+app = dash.Dash(__name__, external_stylesheets=external_stylesheets)
+
+available_sensors = ["refresh first"]
+
+app.layout = html.Div(children=[
+    html.H1(children='homecontrol-dash'),
+
+    html.Div(children='''
+        homecontrol-dash: visualize data
+    '''),
+    dcc.Graph(
+        id='example-graph',
+        figure={
+            'data': [
+                {'x': x, 'y': y, 'mode': 'markers', 'name': 'SF'}
+            ],
+            'layout': {
+                'title': 'initial values'
+            }
+        }
+    ),
+    dcc.Dropdown(
+        id='select-sensor',
+        options=[{'label': i, 'value': i} for i in available_sensors],
+        value='Available Sensors'
+    ),
+    html.Button(id='refresh-button', n_clicks=0, children='refresh')
+])
+
+
+@app.callback(
+    Output('select-sensor', 'options'),
+    [Input('refresh-button', 'n_clicks')])
+def update_list(n_clicks):
+    url = "http://localhost:5000/sensors/get"
+    res = requests.get(url)
+    content = res.json()
+    return [{'label': content[i]["type"], 'value': i} for i in content]
+
+
+@app.callback(
+    Output('example-graph', 'figure'),
+    [Input('refresh-button', 'n_clicks'), Input('select-sensor', 'value')])
+def update_graph(n_clicks, sensor):
+    url = "http://localhost:5000/sensors/get_values/%s" % sensor
+    res = requests.get(url)
+    content = res.json()
+    x = [time.strftime("%Y%m%d-%H%M%S", time.localtime(float(i))) for i in content]
+    y = [content[i] for i in content]
+
+    return {
+        'data': [
+            {'x': x, 'y': y, 'mode': 'markers', 'name': sensor}
+        ],
+        'layout': {
+            'title': 'Data for sensor: %s' % sensor
+        }
+
+    }
+
+if __name__ == '__main__':
+
+    app.run_server(debug=True)