arofarn/Cameteo
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Petites améliorations du graphe + préparation d'autre amélioration

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Ajout téléchargement des données en JSON
This commit is contained in:
Pierrick C 2017-10-02 00:33:03 +02:00
parent b5c32cfc15
commit 9aa4f8084d
3 changed files with 48 additions and 28 deletions
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7
raspberry/python/cameteo.py
View File

@ -77,8 +77,11 @@ class DataType(db.Model):
__tablename__ = 'data_type'
type_id = db.Column(db.String(4), primary_key=True)
name = db.Column(db.String(20), nullable=False)
description = db.Column(db.String(1000))
name = db.Column(db.String(20), nullable=False) #Short name
plot_mini = db.Column(db.Float, nullable=True) #y minimum for plotting
plot_maxi = db.Column(db.Float, nullable=True) #y maximum for plotting
unit_si = db.Column(db.String(10), nullable=True) #Unit in SI
description = db.Column(db.String(1000)) #Long description
def __repr__(self):
return "<DataType(name='%s', ID='%s', description='%s')>" % (self.name, self.type_id, self.description)

6
raspberry/python/templates/data_graph.html.j2
View File

@ -1,5 +1,5 @@
{% extends "base.html.j2" %}
{% block title %}Camétéo{% endblock %}
{% block title %}Camétéo - {{ data_type }}{% endblock %}
{% block styles %}
{{super()}}
@ -13,6 +13,10 @@
{{ plot_div|safe }}
<div id="json">
<a href="/json_type_id={{ data_type }}">Télécharger les données (JSON)</a>
</div>
{{ render_pagination(dat) }}
<div class="table-responsive">

19
raspberry/python/web_app.py
View File

@ -81,9 +81,10 @@ def by_data_type(dt):
date_deb = datetime.now()-timedelta(hours=1)
#Récupération des données à afficher
q = Data.query.filter(Data.type_id == dt).filter(Data.dbdate >= date_deb).order_by(Data.valdate)
#q = Data.query.filter(Data.type_id == dt).order_by(Data.valdate)
res = pd.read_sql(q.selectable, db.engine)
plot_data = ColumnDataSource(data=dict(x = res['data_valdate'], y = res['data_value']))
plot_data = ColumnDataSource(data=dict(dates = res['data_valdate'], values = res['data_value']))
#Préparation du graphique
data_plot = figure(tools = "hover,pan,reset,save,wheel_zoom",
@ -94,11 +95,13 @@ def by_data_type(dt):
plot_height = 400,
plot_width = 1140,
)
data_plot.line('x', 'y', source=plot_data, line_width=2)
data_plot.line('dates', 'values', source=plot_data, line_width=2)
script, div = components(data_plot)
return render_template('data_graph.html.j2', dat=q.order_by(Data.dbdate.desc()).paginate(per_page=15),
return render_template('data_graph.html.j2',
data_type = dt,
dat=q.order_by(Data.dbdate.desc()).paginate(per_page=15),
plot_script=script,
plot_div=div,
js_resources=js_resources,
@ -121,5 +124,15 @@ def config_page():
return render_template('config_page.html.j2')
@app.route('/json_type_id=<dt>')
def json_by_data_type(dt):
date_deb = datetime.now()-timedelta(hours=1)
#Récupération des données à afficher
q = Data.query.filter(Data.type_id == dt).filter(Data.dbdate >= date_deb).order_by(Data.valdate)
#q = Data.query.filter(Data.type_id == dt).order_by(Data.valdate)
res = pd.read_sql(q.selectable, db.engine)
return res.to_json()
if __name__=="__main__":
app.run(host="0.0.0.0")