86 lines
2.5 KiB
Python
86 lines
2.5 KiB
Python
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import sqlite3
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import re
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from flask import Flask
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from flask import render_template
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from flask import url_for
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from flask import request, redirect, g
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import datetime
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app = Flask(__name__)
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DATABASE = '/tmp/rollerverbrauch.db'
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DEBUG = True
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SECRET_KEY = 'development key'
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USERNAME = 'admin'
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PASSWORD = 'default'
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app.config.from_object(__name__)
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def connect_db():
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result = sqlite3.connect(app.config['DATABASE'])
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return result
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@app.before_request
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def before_request():
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g.db = connect_db()
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@app.teardown_request
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def teardown_request(exception):
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db = getattr(g, 'db', None)
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if db is not None:
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db.close()
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@app.route('/')
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def index():
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#data = {'pitstopsUrl': url_for('getPitStops')}
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#return render_template('index.html', data=data)
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return redirect(url_for('getPitStops'))
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@app.route('/pitstops', methods=['POST'])
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def createPitStop():
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date = request.form['date']
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odometer = request.form['odometer']
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litres = request.form['litres']
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# error checking here
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addPitStop(date, odometer, litres)
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return redirect(url_for('getPitStops'))
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@app.route('/pitstops/createForm', methods=['GET'])
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def createPitStopForm():
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data = {'last':getLastPitStop(), 'error': None}
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return render_template('newPitStopForm.html', data=data)
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@app.route('/pitstops', methods=['GET'])
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def getPitStops():
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data = {'pitstops': preparePitStops(getAllPitStops())}
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return render_template('pitstops.html', data=data)
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def preparePitStops(pitstops):
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for index in range(1, len(pitstops)):
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last = pitstops[index - 1]
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curr = pitstops[index]
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curr['distance'] = curr['odometer'] - last['odometer']
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curr['average'] = round(100 * curr['litres']/curr['distance'], 2)
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return pitstops
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def getLastPitStop():
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cur = g.db.execute('select date, odometer, litres from pitstops order by date desc limit 1')
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pitstops = [dict(date=row[0], odometer=row[1], litres=row[2]) for row in cur.fetchall()]
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if len(pitstops) == 0:
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return {'date': datetime.datetime.strftime(datetime.datetime.now(), '%Y-%m-%d'), 'odometer': 0, 'litres': 0}
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return pitstops[0]
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def getAllPitStops():
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cur = g.db.execute('select date, odometer, litres from pitstops order by id asc')
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pitstops = [dict(date=row[0], odometer=row[1], litres=row[2]) for row in cur.fetchall()]
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return pitstops
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def addPitStop(date, odometer, litres):
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g.db.execute('insert into pitstops (date, odometer, litres) values (?, ?, ?)', [date, odometer, litres])
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g.db.commit()
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if __name__ == '__main__':
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app.run(debug=True)
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