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rollerverbrauch
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Merge branch 'issue_5_more_consumable_material' into 'development' 

Issue 5 more consumable material



See merge request !17
This commit is contained in:
Joachim Lusiardi 2016-07-16 12:12:43 +02:00
parent 820063837d 1516ac2c51
commit 2a524ffdbf
18 changed files with 867 additions and 346 deletions
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258
app/rollerverbrauch/__init__.py
View File

@ -9,6 +9,7 @@ from flask.ext.security import Security, SQLAlchemyUserDatastore, \
from flask.ext.security import user_registered
from flask_security.core import current_user
from flask_sqlalchemy import SQLAlchemy
from sqlalchemy.exc import IntegrityError
from flask.ext.security.forms import LoginForm
app = Flask(__name__)
@ -31,13 +32,18 @@ from rollerverbrauch.forms import \
SelectVehicleForm, \
DeleteAccountForm, \
DeletePitStopForm, \
EditPitstopForm
EditPitstopForm, \
CreateConsumableForm, \
EditConsumableForm, \
DeletConsumableForm, \
SelectConsumableForm
from rollerverbrauch.entities import \
User, \
Role, \
Pitstop, \
Vehicle
Vehicle, \
Consumable
# required to activate the filters
import rollerverbrauch.filters
@ -91,7 +97,7 @@ def index():
vehicle_count = len(vehicles)
pitstop_count = len(Pitstop.query.all())
data = {
'users':user_count,
'users': user_count,
'vehicles': vehicle_count,
'pitstops': pitstop_count,
'litres': litres,
@ -100,26 +106,47 @@ def index():
return render_template('index.html', login_user_form=LoginForm(), data=data)
@app.route('/account/edit_vehicle/<int:vid>', methods=['GET', 'POST'])
@app.route('/account/vehicle/edit/<int:vid>', methods=['GET', 'POST'])
@login_required
def edit_vehicle(vid):
vehicle = Vehicle.query.filter(Vehicle.id == vid).first()
# prevent edit of foreign vehicles
if vehicle not in current_user.vehicles:
return redirect(url_for('get_account_page'))
form = EditVehicleForm()
form.consumables.choices = [(g.id, g.name) for g in Consumable.query.all()]
if not form.consumables.data:
form.consumables.default = [g.id for g in vehicle.consumables]
if form.name.data is not None:
form.name.default = form.name.data
if form.validate_on_submit():
if not tools.check_vehicle_name_is_unique(current_user, form.name):
return render_template('editVehicleForm.html', form=form)
vehicle.name = form.name.data
db.session.commit()
tools.db_log_update(vehicle)
# we cannot delete consumables where there are pitstops for => report error
vehicle.consumables = []
for consumable_id in form.consumables.data:
consumable = Consumable.query.get(consumable_id)
if consumable is not None:
vehicle.consumables.append(consumable)
try:
db.session.commit()
tools.db_log_update(vehicle)
except IntegrityError:
db.session.rollback()
form.name.errors.append('"%s" is not unique.' % (form.name.data))
return render_template('editVehicleForm.html', form=form)
return redirect(url_for('get_account_page'))
form.name.default = vehicle.name
form.process()
return render_template('editVehicleForm.html', form=form)
return render_template('editVehicleForm.html', form=form, vehicle=vehicle)
@app.route('/account/delete_vehicle/<int:vid>', methods=['GET', 'POST'])
@app.route('/account/vehicle/delete/<int:vid>', methods=['GET', 'POST'])
@login_required
def delete_vehicle(vid):
vehicle = Vehicle.query.filter(Vehicle.id == vid).first()
@ -128,6 +155,9 @@ def delete_vehicle(vid):
if vehicle not in current_user.vehicles:
return redirect(url_for('get_account_page'))
if len(current_user.vehicles) == 1:
return redirect(url_for('get_account_page'))
form = DeleteVehicleForm()
if form.validate_on_submit():
@ -139,75 +169,124 @@ def delete_vehicle(vid):
return render_template('deleteVehicleForm.html', form=form, vehicle=vehicle)
@app.route('/account/create_vehicle', methods=['GET', 'POST'])
@app.route('/account/vehicle/create', methods=['GET', 'POST'])
@login_required
def create_vehicle():
form = EditVehicleForm()
form.consumables.choices = [(g.id, g.name) for g in Consumable.query.all()]
if form.name.data is not None:
form.name.default = form.name.data
if form.consumables.data:
form.consumables.default = form.consumables.data
if form.validate_on_submit():
vehicle_name = form.name.data
if not tools.check_vehicle_name_is_unique(current_user, form.name):
if len(form.consumables.data) == 0:
form.consumables.errors.append('At least one consumable must be selected.')
return render_template('createVehicleForm.html', form=form)
vehicle_name = form.name.data
new_vehicle = Vehicle(vehicle_name)
for consumable_id in form.consumables.data:
consumable = Consumable.query.get(consumable_id)
if consumable is not None:
new_vehicle.consumables.append(consumable)
db.session.add(new_vehicle)
current_user.vehicles.append(new_vehicle)
db.session.commit()
tools.db_log_add(new_vehicle)
try:
db.session.commit()
tools.db_log_add(new_vehicle)
except IntegrityError:
db.session.rollback()
form.name.errors.append('"%s" is not unique.' % (form.name.data))
return render_template('createVehicleForm.html', form=form)
return redirect(url_for('get_account_page'))
return render_template('createVehicleForm.html', form=form)
@app.route('/pitstops/select_vehicle', methods=['GET', 'POST'])
@app.route('/pitstops/vehicle/select', methods=['GET', 'POST'])
@login_required
def select_vehicle_for_new_pitstop():
if len(current_user.vehicles) == 1:
return redirect(url_for('select_consumable_for_new_pitstop', vid=current_user.vehicles[0].id))
form = SelectVehicleForm()
form.vehicle.choices = [(g.id, g.name) for g in current_user.vehicles]
if form.validate_on_submit():
vehicle = Vehicle.query.filter(Vehicle.id == form.vehicle.data).first()
if vehicle not in current_user.vehicles:
return render_template('selectVehice.html', form=form)
return redirect(url_for('select_consumable_for_new_pitstop', vid=form.vehicle.data))
return redirect(url_for('create_pit_stop_form', vid=form.vehicle.data))
return render_template('selectVehice.html', form=form)
return render_template('selectVehicle.html', form=form)
@app.route('/pitstops/create/<int:vid>', methods=['GET', 'POST'])
@app.route('/pitstops/vehicle/<int:vid>/consumable/select', methods=['GET', 'POST'])
@login_required
def create_pit_stop_form(vid):
vehicle = Vehicle.query.filter(Vehicle.id == vid).first()
if vehicle not in current_user.vehicles:
def select_consumable_for_new_pitstop(vid):
vehicle = Vehicle.query.get(vid)
if vehicle is None or vehicle not in current_user.vehicles:
return redirect(url_for('select_vehicle_for_new_pitstop'))
if len(vehicle.pitstops) > 0:
last_pitstop = vehicle.pitstops[-1]
else:
last_pitstop = Pitstop(0, 0, date(1970, 1, 1), 0)
if len(vehicle.consumables) == 1:
return redirect(url_for('create_pit_stop_form', vid=vid, cid=vehicle.consumables[0].id))
form = CreatePitstopForm()
form.set_pitstop(last_pitstop)
form = SelectConsumableForm()
form.consumable.choices = [(g.id, g.name) for g in vehicle.consumables]
if form.validate_on_submit():
new_stop = Pitstop(form.odometer.data, form.litres.data, form.date.data, form.costs.data)
return redirect(url_for('create_pit_stop_form', vid=vid, cid=form.consumable.data))
return render_template('selectConsumableForVehicle.html', vehicle=vehicle, form=form)
@app.route('/pitstops/vehicle/<int:vid>/consumable/<int:cid>/create', methods=['GET', 'POST'])
@login_required
def create_pit_stop_form(vid, cid):
vehicle = Vehicle.query.get(vid)
if vehicle is None or vehicle not in current_user.vehicles:
return redirect(url_for('select_vehicle_for_new_pitstop'))
consumable = Consumable.query.get(cid)
if consumable not in vehicle.consumables:
return redirect(url_for('select_consumable_for_new_pitstop', vid=vid))
form = CreatePitstopForm()
# the last pitstop is required to be able to check the monotonicy of date and odometer
last_pitstop = tools.get_latest_pitstop_for_vehicle(vid)
last_pitstop_consumable = tools.get_latest_pitstop_for_vehicle_and_consumable(vid, cid)
# we can enter the same odometer if the pitstops are not equal
form.same_odometer_allowed = (last_pitstop != last_pitstop_consumable)
# set the lower limits for odometer andd date and the values for amount and costs of the last stop
form.set_pitstop(tools.compute_lower_limits_for_new_pitstop(last_pitstop, last_pitstop_consumable, cid))
# set the label of the litres field to make the user comfortable
form.set_consumable(consumable)
# preinitialize the defaults with potentially existing values from a try before
form.preinit_with_data()
#
# Validate should accept same odometer on different consumables
#
if form.validate_on_submit():
new_stop = Pitstop(form.odometer.data, form.litres.data, form.date.data, form.costs.data, cid)
db.session.add(new_stop)
vehicle.pitstops.append(new_stop)
db.session.commit()
tools.db_log_add(new_stop)
try:
db.session.commit()
tools.db_log_add(new_stop)
except IntegrityError:
db.session.rollback()
form.odometer.errors.append('Pitstop already present for %s at odometer %s km!' % (consumable.name, form.odometer.data))
return render_template('createPitStopForm.html', form=form, vehicle=vehicle, messages=form.get_hint_messages())
return redirect(url_for('get_pit_stops', _anchor= 'v' + str(vehicle.id)))
form.odometer.default = last_pitstop.odometer
form.litres.default = last_pitstop.litres
form.date.default = date.today()
form.costs.default = last_pitstop.costs
form.process()
messages = {
'date': 'Date must be between %s and %s (including).' % (str(last_pitstop.date), str(date.today())),
'odometer': 'Odometer must be greater than %s km.' % (str(last_pitstop.odometer)),
'costs': 'Costs must be higher than 0.01 €.'
}
return render_template('newPitStopForm.html', form=form, vehicle=vehicle, messages = messages)
return render_template('createPitStopForm.html', form=form, vehicle=vehicle, messages=form.get_hint_messages())
@app.route('/pitstops/delete/<int:pid>', methods=['GET', 'POST'])
@ -233,9 +312,10 @@ def delete_pit_stop_form(pid):
@app.route('/pitstops/edit/<int:pid>', methods=['GET', 'POST'])
@login_required
def edit_pit_stop_form(pid):
edit_pitstop = Pitstop.query.filter(Pitstop.id == pid).first()
edit_pitstop = Pitstop.query.get(pid).first()
if edit_pitstop is None:
return redirect(url_for('get_pit_stops'))
vehicle = Vehicle.query.filter(Vehicle.id == edit_pitstop.vehicle_id).first()
if vehicle not in current_user.vehicles:
return redirect(url_for('get_pit_stops'))
@ -244,7 +324,7 @@ def edit_pit_stop_form(pid):
if last_pitstop_pos > 0:
last_pitstop = vehicle.pitstops[last_pitstop_pos]
else:
last_pitstop = Pitstop(0, 0, date(1970, 1, 1))
last_pitstop = Pitstop(0, 0, date(1970, 1, 1), 0, 0)
form = EditPitstopForm()
form.set_pitstop(last_pitstop)
@ -287,8 +367,88 @@ def get_manual():
@app.route('/admin', methods=['GET'])
@roles_required('admin')
def get_admin_page():
g.data['users'] = User.query.all()
return render_template('admin.html', data=g.data)
users = User.query.all()
consumables = Consumable.query.all()
for consumable in consumables:
consumable.in_use = len(consumable.vehicles) > 0
return render_template('admin.html', users=users, consumables=consumables)
@app.route('/admin/consumable/create', methods=['GET', 'POST'])
@login_required
def create_consumable():
form = CreateConsumableForm()
# preinitialize the defaults with potentially existing values from a try before
if form.name.data is not None:
form.name.default = form.name.data
if form.unit.data is not None:
form.unit.default = form.unit.data
if form.validate_on_submit():
new_consumable = Consumable(form.name.data, form.unit.data)
db.session.add(new_consumable)
try:
db.session.commit()
tools.db_log_add(new_consumable)
except IntegrityError:
db.session.rollback()
form.name.errors.append('"%s" is not unique.' % (form.name.data))
return render_template('createConsumableForm.html', form=form)
return redirect(url_for('get_admin_page'))
return render_template('createConsumableForm.html', form=form)
@app.route('/admin/consumable/delete/<int:cid>', methods=['GET', 'POST'])
@login_required
def delete_consumable(cid):
consumable = Consumable.query.filter(Consumable.id == cid).first()
if consumable is None:
return redirect(url_for('get_admin_page'))
form = DeletConsumableForm()
if form.validate_on_submit():
db.session.delete(consumable)
db.session.commit()
tools.db_log_delete(consumable)
return redirect(url_for('get_admin_page'))
return render_template('deleteConsumableForm.html', form=form, consumable=consumable)
@app.route('/admin/consumable/edit/<int:cid>', methods=['GET', 'POST'])
@login_required
def edit_consumable(cid):
consumable = Consumable.query.filter(Consumable.id == cid).first()
if consumable is None:
return redirect(url_for('get_admin_page'))
form = EditConsumableForm()
form.name.default = consumable.name
form.unit.default = consumable.unit
# preinitialize the defaults with potentially existing values from a try before
if form.name.data is not None:
form.name.default = form.name.data
if form.unit.data is not None:
form.unit.default = form.unit.data
if form.validate_on_submit():
consumable.name = form.name.data
consumable.unit = form.unit.data
try:
db.session.commit()
tools.db_log_update(consumable)
except IntegrityError:
db.session.rollback()
form.name.errors.append('"%s" is not unique.' % (form.name.data))
return render_template('editConsumableForm.html', form=form)
return redirect(url_for('get_admin_page'))
return render_template('editConsumableForm.html', form=form)
@app.route('/account', methods=['GET'])

81
app/rollerverbrauch/entities.py
View File

@ -5,8 +5,15 @@ roles_users = db.Table('roles_users',
db.Column('user_id', db.Integer(), db.ForeignKey('user.id')),
db.Column('role_id', db.Integer(), db.ForeignKey('role.id')))
vehicles_consumables = db.Table('vehicles_consumables',
db.Column('vehicle_id', db.Integer(), db.ForeignKey('vehicle.id')),
db.Column('consumable_id', db.Integer(), db.ForeignKey('consumable.id')))
class Role(db.Model, RoleMixin):
"""
Entity to handle different roles for users: Typically user and admin exist
"""
id = db.Column(db.Integer(), primary_key=True)
name = db.Column(db.String(80), unique=True)
description = db.Column(db.String(255))
@ -19,11 +26,15 @@ class Role(db.Model, RoleMixin):
class User(db.Model, UserMixin):
"""
Entity to represent a user including login data and links to roles and vehicles.
"""
id = db.Column(db.Integer, primary_key=True)
email = db.Column(db.String(255), unique=True)
password = db.Column(db.String(255))
active = db.Column(db.Boolean())
confirmed_at = db.Column(db.DateTime())
vehicles = db.relationship(
'Vehicle'
)
@ -38,13 +49,28 @@ class User(db.Model, UserMixin):
class Vehicle(db.Model):
"""
Entity to represent a vehicle.
Attributes:
* name of the vehilce
* the id of the owner
* list of pitstops
* list of possible consumables
"""
id = db.Column(db.Integer, primary_key=True)
owner_id = db.Column(db.Integer, db.ForeignKey('user.id'))
name = db.Column(db.String(255))
pitstops = db.relationship(
'Pitstop'
)
__table_args__ = (db.UniqueConstraint('owner_id', 'name', name='_owner_name_uniq'),)
consumables = db.relationship(
'Consumable',
secondary=vehicles_consumables
)
# allow vehicle names to be duplicated between different owners but must still be uniq for each owner
__table_args__ = (db.UniqueConstraint('owner_id',
'name',
name='_owner_name_uniq'),)
def __init__(self, name):
self.name = name
@ -54,18 +80,63 @@ class Vehicle(db.Model):
class Pitstop(db.Model):
"""
Entity to represent a pitstop for a single consumable.
Attributes:
* the date of the pitstop
* the odometer of the pitstop
* the id of the fuelled consumable
* amount of consumable used
* the costs of the consumable
* the id of the vehicle that was refuelled
"""
id = db.Column(db.Integer, primary_key=True)
date = db.Column(db.Date)
odometer = db.Column(db.Integer)
litres = db.Column(db.Numeric(5, 2))
consumable_id = db.Column(db.Integer, db.ForeignKey('consumable.id'))
amount = db.Column(db.Numeric(5, 2))
costs = db.Column(db.Numeric(5, 2), default=0)
vehicle_id = db.Column(db.Integer, db.ForeignKey('vehicle.id'))
# short cut to access the fuelled consumable of the pitstop
consumable = db.relationship('Consumable')
# this uniqueness constraint makes sure that for each consumable and each vehicle only one pitstop exists at the
# same odometer
__table_args__ = (db.UniqueConstraint('odometer',
'consumable_id',
'vehicle_id',
name='_odometer_consumable_vehicle_uniq'),)
def __init__(self, odometer, litres, date, costs):
def __init__(self, odometer, amount, date, costs, consumable_id):
self.odometer = odometer
self.litres = litres
self.amount = amount
self.date = date
self.costs = costs
self.consumable_id = consumable_id
def __repr__(self):
return '<Pitstop odometer="%r" litres="%r" date="%r" vehicle_id="%r">' % (self.odometer, self.litres, self.date, self.vehicle_id)
return '<Pitstop odometer="%r" amount="%r" date="%r" vehicle_id="%r" consumable_id="%r">' % \
(self.odometer, self.amount, self.date, self.vehicle_id, self.consumable_id)
class Consumable(db.Model):
"""
Entity to represent a material that be consumed by a vehilce.
Attributes:
* name (must be globally unique)
* unit
"""
id = db.Column(db.Integer, primary_key=True)
name = db.Column(db.String(255), unique=True)
unit = db.Column(db.String(255))
vehicles = db.relationship(
'Vehicle',
secondary=vehicles_consumables
)
def __init__(self, name, unit):
self.name = name
self.unit = unit
def __repr__(self):
return '<Consumable name="%s" unit="%s" />' % (self.name, self.unit)

96
app/rollerverbrauch/forms.py
View File

@ -1,10 +1,17 @@
from flask_wtf import Form
from wtforms import DateField, IntegerField, DecimalField, StringField, SelectField, SubmitField
from wtforms import DateField, IntegerField, DecimalField, StringField, SelectField, SubmitField, SelectMultipleField, BooleanField
from wtforms.validators import ValidationError, Length
from datetime import date
def date_check(form, field):
"""
Checks that the date of the pitstop is not before the date of the latest pitstop and not after today.
:param form: the form where the field is in
:param field: the field to check
:return: Nothing or a ValidationError if the limits are not kept
"""
if field.data < form.last_pitstop.date:
raise ValidationError('The new date must not be before %s' % form.last_pitstop.date)
if field.data > date.today():
@ -12,7 +19,15 @@ def date_check(form, field):
def odometer_check(form, field):
if field.data <= form.last_pitstop.odometer:
"""
:param form:
:param field:
:return:
"""
if not form.same_odometer_allowed and field.data <= form.last_pitstop.odometer:
raise ValidationError('The new odometer value must be higher than %i km' % form.last_pitstop.odometer)
if form.same_odometer_allowed and field.data < form.last_pitstop.odometer:
raise ValidationError('The new odometer value must be higher than %i km' % form.last_pitstop.odometer)
@ -27,15 +42,27 @@ def costs_check(form, field):
def edit_costs_check(form, field):
costs_check_required = (form.costs.default is not None and form.costs.default > 0)
"""
Costs must be given, if a default value was given to the form field.
:param form:
:param field:
:return:
"""
costs_check_required = (form.costs.default is not None and form.costs.default > 0)
if costs_check_required and field.data is not None and field.data <= 0:
raise ValidationError('Costs must be above 0.01 €.')
class SelectVehicleForm(Form):
vehicle = SelectField('Vehicle', coerce=int)
submit = SubmitField(label='Do it!')
class SelectConsumableForm(Form):
consumable = SelectField('Consumable', coerce=int)
submit = SubmitField(label='Do it!')
class CreatePitstopForm(Form):
date = DateField('Date of Pitstop', validators=[date_check])
odometer = IntegerField('Odometer (km)', validators=[odometer_check])
@ -43,13 +70,48 @@ class CreatePitstopForm(Form):
costs = DecimalField('Costs (€, overall)', places=2, validators=[costs_check])
submit = SubmitField(label='Do it!')
last_pitstop = None
same_odometer_allowed = True
def set_pitstop(self, last_pitstop):
self.last_pitstop = last_pitstop
def set_consumable(self, consumable):
self.litres.label = '%s (%s)' % (consumable.name, consumable.unit)
def preinit_with_data(self):
if self.date.data:
self.date.default = self.date.data
else:
self.date.default = self.last_pitstop.date
if self.odometer.data:
self.odometer.default = self.odometer.data
else:
self.odometer.default = self.last_pitstop.odometer
if self.litres.data:
self.litres.default = self.litres.data
else:
self.litres.default = self.last_pitstop.amount
if self.costs.data:
self.costs.default = self.costs.data
else:
self.costs.default = self.last_pitstop.costs
def get_hint_messages(self):
if self.same_odometer_allowed:
or_equal = ' or equal to'
else:
or_equal = ''
messages = {
'date': 'Date must be between %s and %s (including).' % (str(self.last_pitstop.date), str(date.today())),
'odometer': 'Odometer must be greater than%s %s km.' % (or_equal, str(self.last_pitstop.odometer)),
'costs': 'Costs must be higher than 0.01 €.'
}
return messages
class EditVehicleForm(Form):
name = StringField('Name', validators=[Length(1, 255)])
consumables = SelectMultipleField('Consumables', coerce=int,validators=[])
submit = SubmitField(label='Do it!')
@ -72,8 +134,36 @@ class EditPitstopForm(Form):
costs = DecimalField('Costs (€, overall)', places=2, validators=[edit_costs_check])
submit = SubmitField(label='Update it!')
last_pitstop = None
same_odometer_allowed = True
def set_pitstop(self, last_pitstop):
self.last_pitstop = last_pitstop
def set_consumable(self, consumable):
self.litres.label = '%s (%s)' % (consumable.name, consumable.unit)
def preinit_with_data(self):
if self.date.data:
self.date.default = self.date.data
if self.odometer.data:
self.odometer.default = self.odometer.data
if self.litres.data:
self.litres.default = self.litres.data
if self.costs.data:
self.costs.default = self.costs.data
class CreateConsumableForm(Form):
name = StringField('Name', validators=[Length(1, 255)])
unit = StringField('Unit', validators=[Length(1, 255)])
submit = SubmitField(label='Do it!')
class EditConsumableForm(Form):
name = StringField('Name', validators=[Length(1, 255)])
unit = StringField('Unit', validators=[Length(1, 255)])
submit = SubmitField(label='Do it!')
class DeletConsumableForm(Form):
submit = SubmitField(label='Do it!')

3
app/rollerverbrauch/templates/account.html
View File

@ -36,7 +36,8 @@
{{ vehicle.name }}
</td>
<td>
{{ vehicle.pitstops | length }} pitstops
{{ vehicle.pitstops | length }} pitstops<br />
{{ vehicle.consumables | length }} consumables
</td>
<td>
<a href="{{ url_for('edit_vehicle', vid=vehicle.id) }}" class="btn btn-primary " role="button">

62
app/rollerverbrauch/templates/admin.html
View File

@ -1,18 +1,66 @@
{% extends "layout.html" %}
{% block body %}
<div class="col-md-2" ></div>
<div class="col-md-8">
<h3>Admin</h3>
<div class="panel panel-default">
<div class="panel-heading">Users</div>
<div class="panel-body">
<h3>Admin</h3>
We have {{ data.users|length }} users so far:
We have {{ users|length }} users so far:
<ul>
{% for user in data.users %}
{% for user in users %}
<li>{{user.email}}</li>
{% endfor %}
</ul>
</div>
</div>
</div>
<div class="panel panel-default">
<div class="panel-heading">Consumables</div>
<div class="panel-body">
<a href="{{ url_for('create_consumable') }}" class="btn btn-primary " role="button">
<span class="glyphicon glyphicon-plus" aria-hidden="true"></span> create
</a>
</div>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>
Name
</th>
<th>
Unit
</th>
<th>
Used by
</th>
<th>
Actions
</th>
</tr>
{% for consumable in consumables %}
<tr>
<td>
{{ consumable.name }}
</td>
<td>
{{ consumable.unit }}
</td>
<td>
{{ consumable.vehicles | length }} vehicles
</td>
<td>
{% if not consumable.in_use %}
<a href="{{ url_for('delete_consumable', cid=consumable.id) }}" class="btn btn-primary btn-warning " role="button">
<span class="glyphicon glyphicon-trash" aria-hidden="true"></span> delete
</a>
{% endif %}
<a href="{{ url_for('edit_consumable', cid=consumable.id) }}" class="btn btn-primary " role="button">
<span class="glyphicon glyphicon-pencil" aria-hidden="true"></span> edit
</a>
</td>
</tr>
{% endfor %}
</tbody>
</table>
</div>
{% endblock %}

19
app/rollerverbrauch/templates/createConsumableForm.html Normal file
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@ -0,0 +1,19 @@
{% extends "layout.html" %}
{% block body %}
<div class="col-md-2" ></div>
<div class="col-md-8">
<div class="panel panel-default">
<div class="panel-body">
<h3>Create consumable</h3>
<form class='form-horizontal' method="POST">
{{ form.hidden_tag() }}
{{ render_field_with_errors(form.name) }}
{{ render_field_with_errors(form.unit) }}
{{ render_field_with_errors(form.submit) }}
</form>
</div>
</div>
</div>
<div class="col-md-2" ></div>
{% endblock %}

1
app/rollerverbrauch/templates/newPitStopForm.html → app/rollerverbrauch/templates/createPitStopForm.html
View File

@ -26,4 +26,5 @@
</div>
</div>
</div>
<div class="col-md-2" ></div>
{% endblock %}

1
app/rollerverbrauch/templates/createVehicleForm.html
View File

@ -9,6 +9,7 @@
<form class='form-horizontal' method="POST">
{{ form.hidden_tag() }}
{{ render_field_with_errors(form.name) }}
{{ render_field_with_errors(form.consumables) }}
{{ render_field_with_errors(form.submit) }}
</form>
</div>

18
app/rollerverbrauch/templates/deleteConsumableForm.html Normal file
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@ -0,0 +1,18 @@
{% extends "layout.html" %}
{% block body %}
<div class="col-md-2" ></div>
<div class="col-md-8">
<div class="panel panel-default">
<div class="panel-body">
<h3>Delete vehicle '{{consumable.name}}'?</h3>
<form class='form-horizontal' method="POST">
{{ form.hidden_tag() }}
{{ render_field_with_errors(form.submit) }}
</form>
</div>
</div>
</div>
<div class="col-md-2" ></div>
{% endblock %}

19
app/rollerverbrauch/templates/editConsumableForm.html Normal file
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@ -0,0 +1,19 @@
{% extends "layout.html" %}
{% block body %}
<div class="col-md-2" ></div>
<div class="col-md-8">
<div class="panel panel-default">
<div class="panel-body">
<h3>Edit consumable </h3>
<form class='form-horizontal' method="POST">
{{ form.hidden_tag() }}
{{ render_field_with_errors(form.name) }}
{{ render_field_with_errors(form.unit) }}
{{ render_field_with_errors(form.submit) }}
</form>
</div>
</div>
</div>
<div class="col-md-2" ></div>
{% endblock %}

1
app/rollerverbrauch/templates/editVehicleForm.html
View File

@ -9,6 +9,7 @@
<form class='form-horizontal' method="POST">
{{ form.hidden_tag() }}
{{ render_field_with_errors(form.name) }}
{{ render_field_with_errors(form.consumables) }}
{{ render_field_with_errors(form.submit) }}
</form>
</div>

24
app/rollerverbrauch/templates/layout.html
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@ -85,30 +85,6 @@
{% endmacro %}
{% macro chartScript(divId, data, unit)%}
{% set hash = divId | md5 %}
data_{{ hash }} = [{% for stop in data %}{
"date": "{{stop.date}}",
"value": {{stop.value}}
}{% if not loop.last %},{%endif%}
{% endfor%}
]
var chart_{{ hash }} = createChart('{{divId}}', data_{{ hash }}, '{{unit}}');
function zoom_chart_{{ hash }}() {
chart_{{ hash }}.zoomToIndexes(
chart_{{ hash }}.dataProvider.length - 40,
chart_{{ hash }}.dataProvider.length - 1
);
}
chart_{{ hash }}.addListener("rendered", zoom_chart_{{ hash }});
zoom_chart_{{ hash }}()
{% endmacro %}
<!doctype html>
<!--[if lt IE 7]> <html class="no-js lt-ie9 lt-ie8 lt-ie7" lang=""> <![endif]-->

114
app/rollerverbrauch/templates/pitstops.html
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@ -1,6 +1,7 @@
{% extends "layout.html" %}
{% block body %}
<div id="content">
<div class="col-md-2" ></div>
<div class="col-md-8">
<ul id="tabs" class="nav nav-tabs" data-tabs="tabs">
{% for vehicle in current_user.vehicles %}
<li {% if loop.first %}class="active" {%endif %}>
@ -15,93 +16,54 @@
<div class="tab-pane {% if loop.first %}active{% endif %}" id="v{{vehicle.id}}">
<h3>{{vehicle.name}}</h3>
{% if vehicle.pitstops %}
<div class="table-responsive">
<table class="table table-striped table-bordered table-condensed">
<tr>
<th>
Date<br/>
Days
</th>
<th>
Odometer<br/>
Distance
</th>
<th>
Litres<br/>
Average
</th>
<th>
Costs<br />
Costs per Litre
</th>
</tr>
{% for pitstop in vehicle.pitstops|reverse %}
{% if not loop.last %}
{% set days = (pitstop.date - vehicle.pitstops[vehicle.pitstops|length - loop.index - 1].date).days %}
{% set distance = pitstop.odometer - vehicle.pitstops[vehicle.pitstops|length - loop.index - 1].odometer %}
{% set average = (pitstop.litres / distance) * 100 %}
<tr class='pitstop'>
{% for pitstop in vehicle.pitstops|reverse %}
<div class="panel panel-default">
<div class="panel-body">
<table class="table table-striped table-bordered table-condensed">
<tr>
<th>Date</th>
<td>{{pitstop.date}}</td>
</tr>
<tr>
<th>Odometer</th>
<td>{{pitstop.odometer}} km</td>
</tr>
<tr>
<th>{{ pitstop.consumable.name }}</th>
<td>{{pitstop.amount}} {{ pitstop.consumable.unit }}</td>
</tr>
<tr>
<th>Costs</th>
<td>
{{pitstop.date}}<br/>
{{ days }} days
</td>
<td>
{{pitstop.odometer}} km<br/>
{{distance}} km
</td>
<td>
{{pitstop.litres}} l<br/>
{{average | round(2)}} l/100km
</td>
<td>
{{pitstop.costs}} €<br />
{{ (pitstop.costs / pitstop.litres) | round(2) }} €/l
</td>
</tr>
{% if loop.first %}
<tr class='pitstop'>
<td colspan='4'>
<a href="{{ url_for('edit_pit_stop_form', pid=pitstop.id) }}" class="btn btn-primary">
<span class="glyphicon glyphicon-pencil" aria-hidden="true"></span> edit
</a>
<a href="{{ url_for('delete_pit_stop_form', pid=pitstop.id) }}" class="btn btn-primary btn-warning ">
<span class="glyphicon glyphicon-trash" aria-hidden="true"></span> delete
</a>
</td>
</tr>
{% endif %}
{% else %}
<tr class='pitstop'>
<td>
{{pitstop.date}}<br/>
-- days
</td>
<td>
{{pitstop.odometer}} km<br/>
-- km
</td>
<td>
{{pitstop.litres}} l<br/>
-- l/100km
</td>
<td>
{{pitstop.costs}} €<br />
{{ (pitstop.costs / pitstop.litres) | round(2) }} €/l
{% if pitstop.costs %}
{{pitstop.costs}} €
{% else %}
-- €
{% endif %}
</td>
</tr>
</table>
{% if loop.first %}
<a href="{{ url_for('edit_pit_stop_form', pid=pitstop.id) }}" class="btn btn-primary">
<span class="glyphicon glyphicon-pencil" aria-hidden="true"></span> edit
</a>
<a href="{{ url_for('delete_pit_stop_form', pid=pitstop.id) }}" class="btn btn-primary btn-warning ">
<span class="glyphicon glyphicon-trash" aria-hidden="true"></span> delete
</a>
{% endif %}
{% endfor %}
</table>
</div>
</div>
</div>
{% endfor %}
{% else %}
<div class="alert alert-warning" role="alert">
not enough data: <a href="{{ url_for('create_pit_stop_form', vid=vehicle.id) }}">log a pitstop</a>?
not enough data: <a href="{{ url_for('select_consumable_for_new_pitstop', vid=vehicle.id) }}">log a pitstop</a>?
</div>
{% endif %}
</div>
{% endfor %}
</div>
</div>
<div class="col-md-2" ></div>
<script type="text/javascript">

19
app/rollerverbrauch/templates/selectConsumableForVehicle.html Normal file
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@ -0,0 +1,19 @@
{% extends "layout.html" %}
{% block body %}
<div class="col-md-2" ></div>
<div class="col-md-8">
<div class="panel panel-default">
<div class="panel-body">
<h3>Select Consumable for '{{ vehicle.name }}'</h3>
<form class='form-horizontal' method="POST">
{{ form.hidden_tag() }}
{{ render_field_with_errors(form.consumable) }}
{{ render_field_with_errors(form.submit) }}
</form>
</div>
</div>
</div>
<div class="col-md-2" ></div>
{% endblock %}

0
app/rollerverbrauch/templates/selectVehice.html → app/rollerverbrauch/templates/selectVehicle.html
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300
app/rollerverbrauch/templates/statistics.html
View File

@ -1,161 +1,175 @@
{% extends "layout.html" %}
{% macro chartScript(divId, data, unit)%}
{% set hash = divId | md5 %}
data_{{ hash }} = [{% for stop in data %}{
"date": "{{stop.date}}",
"value": {{stop.value}}
}{% if not loop.last %},{%endif%}
{% endfor%}
]
var chart_{{ hash }} = createChart('{{divId}}', data_{{ hash }}, '{{unit}}');
function zoom_chart_{{ hash }}() {
chart_{{ hash }}.zoomToIndexes(
chart_{{ hash }}.dataProvider.length - 40,
chart_{{ hash }}.dataProvider.length - 1
);
}
chart_{{ hash }}.addListener("rendered", zoom_chart_{{ hash }});
zoom_chart_{{ hash }}()
{% endmacro %}
{% macro nav_tab(id, text, active) %}
{#
#}
<li class="{% if active %}active{% endif %}">
<a href="#ref_{{id}}" id="id_{{id}}" data-toggle="tab" >
{{ text }}
</a>
</li>
{% endmacro %}
{% macro tab_pane(id, content, active) %}
<div class="tab-pane {% if active %}active{% endif %}" id="ref_{{ id }}">
{{ content }}
</div>
{% endmacro %}
{% macro chart(data, baseId, unit, link) %}
{% if data|length > 0 %}
{% set chartID = 'chart_' + baseId %}
<div id="{{ chartID }}" style="width:100%; height:500px;"></div>
<script type="text/javascript">
{{ chartScript(chartID, data, unit) }}
</script>
{% else %}
<div class="alert alert-warning" role="alert">
not enough data: <a href="{{ link }}">log a pitstop</a>?
</div>
{% endif %}
{% endmacro %}
{% macro print_consumable_table(consumable) %}
<table class="table table-striped table-bordered table-condensed">
<tr>
<th>Average Distance:</th>
<td>{{ consumable.average_distance | round(2) }} km</td>
</tr>
<tr>
<th>Amount fuelled:</th>
<td>{{ consumable.overall_amount | round(2) }} {{ consumable.unit }}</td>
</tr>
<tr>
<th>Average Amount fuelled:</th>
<td>{{ consumable.average_amount_fuelled | round(2) }} {{ consumable.unit }}</td>
</tr>
<tr>
<th>Average Amount used:</th>
<td>{{ consumable.average_amount_used | round(2) }} {{ consumable.unit }}/100km</td>
</tr>
</table>
{% endmacro %}
{% macro print_vehicle_table(vehicle) %}
<h3>{{vehicle.name}}</h3>
<div class="table-responsive">
<table class="table table-striped table-bordered table-condensed">
<tr>
<th>Logged Distance:</th>
<td>{{ vehicle.overall_distance | round(2) }} km</td>
</tr>
<tr>
<th>Logged Costs:</th>
<td>{{ vehicle.overall_costs | round(2) }} €</td>
</tr>
</table>
</div>
{% endmacro %}
{% macro tab_script(id) %}
<script type="text/javascript">
jQuery(document).ready(function ($) {
$('#{{id}}').tab();
if(window.location.hash != "") {
$('a[href="' + window.location.hash + '"]').click()
}
});
</script>
{% endmacro %}
{% block body %}
<div id="content">
<ul id="vehicle_tabs" class="nav nav-tabs" data-tabs="tabs">
{% for vehicle in data %}
<li {% if loop.first %}class="active" {%endif %}>
<a href="#v{{vehicle.id}}" id="i{{vehicle.id}}" data-toggle="tab">
{{ vehicle.name }}
</a>
</li>
{{ nav_tab(vehicle.id, vehicle.name, loop.first) }}
{% endfor %}
</ul>
<div id="vehicle_content" class="tab-content ">
{% for vehicle in data %}
<div class="tab-pane {% if loop.first %}active{% endif %}" id="v{{vehicle.id}}">
<h3>{{vehicle.name}}</h3>
<div class="table-responsive">
<table class="table table-striped table-bordered table-condensed">
<tr>
<th>Number of Pitstops:</th>
<td>{{ vehicle.pitstop_count }}</td>
</tr>
<tr>
<th>Logged Distance:</th>
<td>{{ vehicle.overall_distance | round(2) }} km</td>
</tr>
<tr>
<th>Average Distance:</th>
<td>{{ vehicle.average_distance | round(2) }} km</td>
</tr>
<tr>
<th>Litres fuelled:</th>
<td>{{ vehicle.overall_litres | round(2) }} l</td>
</tr>
<tr>
<th>Average Litres fuelled:</th>
<td>{{ vehicle.average_litres_fuelled | round(2) }} l</td>
</tr>
<tr>
<th>Average Litres used:</th>
<td>{{ vehicle.average_litres_used | round(2) }} l/100km</td>
</tr>
<tr>
<th>Logged Costs:</th>
<td>{{ vehicle.overall_costs | round(2) }} €</td>
</tr>
<tr>
<th>Average Costs per Litre:</th>
<td>{{ vehicle.average_costs_per_litre | round(2) }} €/l</td>
</tr>
</table>
</div>
<ul id="charts_tabs" class="nav nav-tabs" data-tabs="tabs">
<li class="active">
<a href="#v{{vehicle.id}}_c3" id="i{{vehicle.id}}_c3" data-toggle="tab">
Consumption
</a>
</li>
<li>
<a href="#v{{vehicle.id}}_c1" id="i{{vehicle.id}}_c1" data-toggle="tab">
Fuelled litres
</a>
</li>
<li>
<a href="#v{{vehicle.id}}_c2" id="i{{vehicle.id}}_c2" data-toggle="tab">
Odometer
</a>
</li>
<li>
<a href="#v{{vehicle.id}}_c4" id="i{{vehicle.id}}_c4" data-toggle="tab">
Costs per litre
</a>
</li>
<li>
<a href="#v{{vehicle.id}}_c5" id="i{{vehicle.id}}_c5" data-toggle="tab">
Costs
</a>
</li>
<div class="tab-pane {% if loop.first %}active{% endif %}" id="ref_{{vehicle.id}}">
{{ print_vehicle_table(vehicle) }}
<ul id="vehicle_{{vehicle.id}}_tabs" class="nav nav-tabs" data-tabs="tabs">
{{ nav_tab(vehicle.id|string + '_odometer', 'Odometer', true) }}
{% for consumable in vehicle.consumables %}
{{ nav_tab(vehicle.id|string + '_' + consumable.id|string, consumable.name, false) }}
{% endfor %}
</ul>
<div id="charts_tabs-content" class="tab-content">
<div class="tab-pane active" id="v{{vehicle.id}}_c3">
{% if vehicle.pitstop_count > 1 %}
<div id="averageUsageDiv{{vehicle.id}}" style="width:100%; height:500px;"></div>
<script type="text/javascript">
{{ chartScript('averageUsageDiv'+vehicle.id|str, vehicle.average_litres, 'l/100 km') }}
</script>
{% else %}
<div class="alert alert-warning" role="alert">
not enough data: <a href="{{ url_for('create_pit_stop_form', vid=vehicle.id) }}">log a pitstop</a>?
<div id="vehicle_{{vehicle.id}}_content" class="tab-content ">
{{ tab_pane(
vehicle.id|string + '_odometer',
chart(
vehicle.odometers,
'ref_' + vehicle.id|string + '_odometer',
'km',
url_for('select_consumable_for_new_pitstop', vid=vehicle.id)
),
true
)
}}
{% for consumable in vehicle.consumables %}
<div class="tab-pane" id="ref_{{vehicle.id}}_{{consumable.id}}">
{{ print_consumable_table(consumable) }}
<ul id="consumable_{{vehicle.id}}_{{consumable.id}}_tabs" class="nav nav-tabs" data-tabs="tabs">
{{ nav_tab(vehicle.id|string + '_' + consumable.id|string + '_consumption', 'Consumption', true) }}
{{ nav_tab(vehicle.id|string + '_' + consumable.id|string + '_amount', 'Amount', false) }}
</ul>
<div id="consumable_{{vehicle.id}}_{{consumable.id}}_content" class="tab-content ">
{{ tab_pane(
vehicle.id|string + '_' + consumable.id|string + '_consumption',
chart(
consumable.average_amount,
'ref_' + vehicle.id|string + '_' + consumable.id|string + '_consumption',
consumable.unit + '/100km',
url_for('create_pit_stop_form', vid=vehicle.id, cid=consumable.id)
),
true
)
}}
{{ tab_pane(
vehicle.id|string + '_' + consumable.id|string + '_amount',
chart(
consumable.amounts,
'ref_' + vehicle.id|string + '_' + consumable.id|string + '_amount',
consumable.unit,
url_for('create_pit_stop_form', vid=vehicle.id, cid=consumable.id)
),
false
)
}}
</div>
{% endif %}
</div>
<div class="tab-pane " id="v{{vehicle.id}}_c1">
{% if vehicle.pitstop_count > 0 %}
<div id="fuelledChartDiv{{vehicle.id}}" style="width:100%; height:500px;"></div>
<script type="text/javascript">
{{ chartScript('fuelledChartDiv'+vehicle.id|str, vehicle.litres, 'l') }}
</script>
{% else %}
<div class="alert alert-warning" role="alert">
not enough data: <a href="{{ url_for('create_pit_stop_form', vid=vehicle.id) }}">log a pitstop</a>?
</div>
{% endif %}
</div>
<div class="tab-pane " id="v{{vehicle.id}}_c2">
{% if vehicle.pitstop_count > 0 %}
<div id="odometerChartDiv{{vehicle.id}}" style="width:100%; height:500px;"></div>
<script type="text/javascript">
{{ chartScript('odometerChartDiv'+vehicle.id|str, vehicle.odometers, 'km') }}
</script>
{% else %}
<div class="alert alert-warning" role="alert">
not enough data: <a href="{{ url_for('create_pit_stop_form', vid=vehicle.id) }}">log a pitstop</a>?
</div>
{% endif %}
</div>
<div class="tab-pane " id="v{{vehicle.id}}_c4">
{% if vehicle.pitstop_count > 0 %}
<div id="costsPerLitre{{vehicle.id}}" style="width:100%; height:500px;"></div>
<script type="text/javascript">
{{ chartScript('costsPerLitre'+vehicle.id|str, vehicle.costsPerLitre, '€/l') }}
</script>
{% else %}
<div class="alert alert-warning" role="alert">
not enough data: <a href="{{ url_for('create_pit_stop_form', vid=vehicle.id) }}">log a pitstop</a>?
</div>
{% endif %}
</div>
<div class="tab-pane " id="v{{vehicle.id}}_c5">
{% if vehicle.pitstop_count > 0 %}
<div id="costs{{vehicle.id}}" style="width:100%; height:500px;"></div>
<script type="text/javascript">
{{ chartScript('costs'+vehicle.id|str, vehicle.costs, '€') }}
</script>
{% else %}
<div class="alert alert-warning" role="alert">
not enough data: <a href="{{ url_for('create_pit_stop_form', vid=vehicle.id) }}">log a pitstop</a>?
</div>
{% endif %}
</div>
{{ tab_script('vehicle_' + vehicle.id|string + '_' + consumable.id|string + '_tabs') }}
</div>
{% endfor %}
</div>
{{ tab_script('vehicle_' + vehicle.id|string + '_tabs') }}
</div>
{% endfor %}
</div>
{{ tab_script('vehicle_tabs') }}
</div>
<script type="text/javascript">
jQuery(document).ready(function ($) {
$('#vehicle_tabs').tab();
if(window.location.hash != "") {
$('a[href="' + window.location.hash + '"]').click()
}
});
</script>
{% endblock %}

167
app/rollerverbrauch/tools.py
View File

@ -1,52 +1,65 @@
import logging
from datetime import date
from rollerverbrauch.entities import \
Pitstop
class ConsumableStats:
def __init__(self, vehicle, consumable):
self.name = consumable.name
self.id = consumable.id
self.unit = consumable.unit
self.overall_amount = 0
self.average_distance = 0
self.average_amount_fuelled = 0
self.average_amount_used = 0
self.average_amount = []
self.amounts = []
pitstops = [stop for stop in vehicle.pitstops if stop.consumable_id == consumable.id]
pitstop_count = len(pitstops)
if pitstop_count > 0:
for pitstop in pitstops:
self.overall_amount += pitstop.amount
self.amounts.append(StatsEvent(pitstop.date, pitstop.amount))
self.average_amount_fuelled = self.overall_amount / pitstop_count
if pitstop_count > 1:
overall_distance = vehicle.pitstops[-1].odometer - vehicle.pitstops[0].odometer
self.average_distance = overall_distance / (pitstop_count - 1)
self.average_amount_used = 100 * (self.overall_amount - pitstops[0].amount) / overall_distance
for index in range(1, pitstop_count):
last_ps = pitstops[index - 1]
current_ps = pitstops[index]
self.average_amount.append(
StatsEvent(
current_ps.date,
round(100 * current_ps.amount/(current_ps.odometer - last_ps.odometer), 2)))
class VehicleStats:
def __init__(self, vehicle):
self.name = vehicle.name
self.id = vehicle.id
self.pitstop_count = len(vehicle.pitstops)
self.overall_distance = 0
self.average_distance = 0
self.overall_litres = 0
self.average_litres_fuelled = 0
self.average_litres_used = 0
self.litres = []
self.average_litres = []
self.odometers = []
self.costsPerLitre = []
self.costs = []
self.overall_costs = 0
self.average_costs_per_litre = 0
cost_count = 0;
self.consumables = []
self.odometers = []
if self.pitstop_count > 0:
for pitstop in vehicle.pitstops:
self.overall_litres += pitstop.litres
self.litres.append(StatsEvent(pitstop.date, pitstop.litres))
self.odometers.append(StatsEvent(pitstop.date, pitstop.odometer))
self.costsPerLitre.append(StatsEvent(pitstop.date, pitstop.costs / pitstop.litres))
self.costs.append(StatsEvent(pitstop.date, pitstop.costs))
self.overall_costs += pitstop.costs
self.average_costs_per_litre += (pitstop.costs / pitstop.litres)
if pitstop.costs > 0:
cost_count += 1
self.average_litres_fuelled = self.overall_litres / self.pitstop_count
if cost_count > 0:
self.average_costs_per_litre = self.average_costs_per_litre / cost_count
else:
self.average_costs_per_litre = 0
for consumable in vehicle.consumables:
self.consumables.append(ConsumableStats(vehicle, consumable))
if self.pitstop_count > 1:
pitstop_count = len(vehicle.pitstops)
if pitstop_count > 0:
for pitstop in vehicle.pitstops:
self.odometers.append(StatsEvent(pitstop.date, pitstop.odometer))
if pitstop.costs is not None:
self.overall_costs += pitstop.costs
if pitstop_count > 1:
self.overall_distance = vehicle.pitstops[-1].odometer - vehicle.pitstops[0].odometer
self.average_distance = self.overall_distance / (self.pitstop_count - 1)
self.average_litres_used = 100 * (self.overall_litres - vehicle.pitstops[0].litres) / self.overall_distance
for index in range(1, self.pitstop_count):
last_ps = vehicle.pitstops[index - 1]
current_ps = vehicle.pitstops[index]
self.average_litres.append(StatsEvent(
current_ps.date,
round(100 * current_ps.litres/(current_ps.odometer - last_ps.odometer), 2)))
class StatsEvent:
@ -83,3 +96,83 @@ def check_vehicle_name_is_unique(current_user, name_field):
name_field.errors.append('Vehicle "%s" already exists.' % vehicle_name)
return False
return True
def get_latest_pitstop_for_vehicle(vehicle_id):
"""
return the latest pit stop for the vehicle with the given id.
:param vehicle_id: the id of the vehicle
:return: the latest pitstop or None if no pitstop exists
"""
latest_pitstop = Pitstop.query\
.filter(Pitstop.vehicle_id == vehicle_id)\
.order_by(Pitstop.id.desc())\
.first()
return latest_pitstop
def get_latest_pitstop_for_vehicle_and_consumable(vehicle_id, consumable_id):
"""
return the latest pit stop for the vehicle and consumable with the given ids.
:param vehicle_id: the id of the vehicle
:param consumable_id: the id of the consumable
:return: the latest pitstop or None if no pitstop exists
"""
latest_pitstop_consumable = Pitstop.query\
.filter(Pitstop.vehicle_id == vehicle_id)\
.filter(Pitstop.consumable_id == consumable_id)\
.order_by(Pitstop.id.desc())\
.first()
return latest_pitstop_consumable
def compute_lower_limits_for_new_pitstop(latest_pitstop, last_pitstop_consumable, consumable_id):
"""
This function figures out the lower limits for date and odometer of a new pitstop.
:param latest_pitstop:
:param last_pitstop_consumable:
:param consumable_id:
:return:
"""
odometer = 0
date_of_pitstop = date(1970, 1, 1)
amount = 0
costs = 0
if latest_pitstop is not None:
odometer = latest_pitstop.odometer
date_of_pitstop = latest_pitstop.date
if last_pitstop_consumable is not None:
amount = last_pitstop_consumable.amount
costs = last_pitstop_consumable.costs
return Pitstop(odometer, amount, date_of_pitstop, costs, consumable_id)
# if latest_pitstop is not None:
# if last_pitstop_consumable is not None and last_pitstop_consumable != latest_pitstop:
# if latest_pitstop.id > last_pitstop_consumable.id:
# return Pitstop(latest_pitstop.odometer,
# last_pitstop_consumable.overall_amount,
# latest_pitstop.date,
# last_pitstop_consumable.costs,
# consumable_id)
# else:
# return Pitstop(last_pitstop_consumable.odometer,
# last_pitstop_consumable.overall_amount,
# last_pitstop_consumable.date,
# last_pitstop_consumable.costs,
# consumable_id)
# else:
# # either only one pitstop exists or both are the same
# litres = 0
# costs = 0
# if latest_pitstop.consumable_id == last_pitstop_consumable.consumable_id:
# litres = latest_pitstop.overall_amount
# costs = latest_pitstop.costs
# return Pitstop(latest_pitstop.odometer, litres, latest_pitstop.date, costs, consumable_id)
# else:
# # No existing pitstop at all: insert fake data
# return Pitstop(0, 0, date(1970, 1, 1), 0, None)

28
database_upgrades/upgrade_cathrine_to_danielle.sql Normal file
View File

@ -0,0 +1,28 @@
CREATE TABLE IF NOT EXISTS `consumable` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`name` varchar(255) DEFAULT NULL,
`unit` varchar(255) DEFAULT NULL,
PRIMARY KEY (`id`),
UNIQUE KEY `name` (`name`)
) ENGINE=InnoDB AUTO_INCREMENT=31 DEFAULT CHARSET=latin1;
INSERT INTO `consumable`(`id`, `name`, `unit`) VALUES (1, 'Super E5', 'l');
CREATE TABLE IF NOT EXISTS `vehicles_consumables` (
`vehicle_id` int(11) DEFAULT NULL,
`consumable_id` int(11) DEFAULT NULL,
KEY `vehicle_id` (`vehicle_id`),
KEY `consumable_id` (`consumable_id`),
CONSTRAINT `vehicles_consumables_ibfk_1` FOREIGN KEY (`vehicle_id`) REFERENCES `vehicle` (`id`),
CONSTRAINT `vehicles_consumables_ibfk_2` FOREIGN KEY (`consumable_id`) REFERENCES `consumable` (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;
ALTER TABLE `pitstop` ADD COLUMN `costs` decimal(5,2) DEFAULT NULL;
ALTER TABLE `pitstop` CHANGE `litres` `amount`;
ALTER TABLE `pitstop` ADD COLUMN `consumable_id` int(11);
ALTER TABLE `pitstop` ADD FOREIGN KEY (`consumable_id`) REFERENCES `consumable` (`id`);
UPDATE `pitstop` set `consumable_id`=1;
INSERT INTO `vehicles_consumables`(`vehicle_id`, `consumable_id`) SELECT `id`, 1 FROM `vehicle`;