332 lines
10 KiB
Python
332 lines
10 KiB
Python
from django.db import models
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from django.db.models import Model, CharField, EmailField, \
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DateTimeField, DecimalField, ForeignKey, ManyToManyField, \
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IntegerField, ImageField, BooleanField, \
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CASCADE, SET_NULL, PROTECT
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from django_countries.fields import CountryField
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from phonenumber_field.modelfields import PhoneNumberField
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from django.core.exceptions import ValidationError
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from django.utils.translation import gettext_lazy as _
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def validate_positive(value):
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if value < 0:
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raise ValidationError(
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_('%(value)s is not a positive number'),
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params={'value': value},
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)
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class Address(Model):
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address = CharField(max_length=200)
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zip_code = CharField(max_length=10)
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city = CharField(max_length=200)
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country = CountryField()
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# Methods
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def __str__(self):
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return '{}, {} - {}, {}'.format(self.address, self.zip_code,
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self.city, self.country)
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class Person(Model):
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name = CharField(max_length=50,blank=True,null=True)
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surname = CharField(max_length=50,blank=True,null=True)
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nationality = CountryField(blank=True,null=True)
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email = EmailField(max_length=254,blank=True,null=True)
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phone = PhoneNumberField(blank=True,null=True)
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# Foreign keys
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address = ForeignKey(Address,on_delete=SET_NULL,blank=True,null=True)
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# Methods
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def __str__(self):
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return '{} {}'.format(self.name, self.surname)
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class Company(Model):
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name = CharField(max_length=50,blank=True)
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email = EmailField(max_length=200,blank=True,null=True)
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phone = PhoneNumberField(blank=True,null=True)
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registration_num = CharField(max_length=50,blank=True,null=True)
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# Foreign keys
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address = ForeignKey(Address,on_delete=SET_NULL,blank=True,null=True)
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# Methods
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def __str__(self):
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return '{}'.format(self.name)
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class Insurance(Company):
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pass
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class Boat(Model):
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name = CharField(max_length=50)
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registration_num = CharField('Registration number',
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max_length=20,
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blank=True,
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null=True)
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length = DecimalField('Length',
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max_digits=7,
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decimal_places=2,
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blank=True,null=True,
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validators=[validate_positive])
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beam = DecimalField(max_digits=7,
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decimal_places=2,
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blank=True,
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null=True,
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validators=[validate_positive])
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water_draught = DecimalField(max_digits=7,
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decimal_places=2,
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blank=True,
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null=True,
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validators=[validate_positive])
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tonnage = DecimalField(max_digits=7,
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decimal_places=2,
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blank=True,
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null=True,
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validators=[validate_positive])
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water_tank = DecimalField('Water tank capacity',
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max_digits=7,
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decimal_places=2,
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blank=True,
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null=True,
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validators=[validate_positive])
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model = CharField(max_length=50,blank=True,null=True)
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heating = CharField(max_length=50,blank=True,null=True)
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passenger_capacity = IntegerField(blank=True,null=True)
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picture = ImageField(upload_to='uploads/',
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height_field=None,
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width_field=None,
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max_length=100,
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blank=True,
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null=True)
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# Foreign keys
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company = ForeignKey(Company,
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on_delete=SET_NULL,
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blank=True,
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null=True,
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related_name='+')
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boat_insurance = ManyToManyField(
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Insurance,
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through='BoatInsurance',
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through_fields=('boat', 'insurance'),
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blank=True
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)
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persons = ManyToManyField(
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Person,
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through='SailsOn',
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through_fields=('boat', 'person')
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)
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# Methods
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def __str__(self):
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return '{}'.format(self.name)
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class SailsOn(Model):
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boat = ForeignKey(Boat,on_delete=PROTECT)
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person = ForeignKey(Person,on_delete=PROTECT)
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is_captain = BooleanField()
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is_crew = BooleanField()
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is_owner = BooleanField()
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is_guest = BooleanField()
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is_pet = BooleanField()
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class BoatInsurance(Model):
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contract = IntegerField(blank=True,null=True)
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date = DateTimeField(auto_now_add=True)
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# Foreign keys
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insurance = ForeignKey(Insurance,on_delete=PROTECT)
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boat = ForeignKey(Boat,on_delete=PROTECT)
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class Port(Model):
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name = CharField(max_length=50)
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# Foreign keys
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address = ForeignKey(Address,on_delete=PROTECT)
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company = ForeignKey(Company,on_delete=PROTECT)
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employees = ManyToManyField(
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Person,
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through='Employee',
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through_fields=('port', 'person'))
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# Methods
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def __str__(self):
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return '{}'.format(self.name)
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class Employee(Model):
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position = CharField('Job', max_length=20, blank=True,null=True)
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# Foreign keys
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port = ForeignKey(Port,on_delete=PROTECT)
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person = ForeignKey(Person,on_delete=PROTECT)
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# Methods
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def __str__(self):
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return '{}, {} at {}'.format(str(self.person), self.position,
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str(self.port))
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class Dock(Model):
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name = CharField(max_length=10)
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length = DecimalField(max_digits=7,
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decimal_places=2,
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blank=True,
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null=True,
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validators=[validate_positive])
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width = DecimalField(max_digits=7,
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decimal_places=2,
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blank=True,
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null=True,
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validators=[validate_positive])
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depth_min = DecimalField(max_digits=7,
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decimal_places=2,
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blank=True,
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null=True,
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validators=[validate_positive])
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depth_max = DecimalField(max_digits=7,
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decimal_places=2,
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blank=True,
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null=True,
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validators=[validate_positive])
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# Foreign keys
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port = ForeignKey(Port,on_delete=PROTECT)
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# Methods
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def __str__(self):
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return '{} : {}'.format(str(self.port), self.num)
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class Plug(Model):
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name = CharField(max_length=10)
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amperage = DecimalField(max_digits=7, decimal_places=2,
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validators=[validate_positive])
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voltage = DecimalField(max_digits=7, decimal_places=2,
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validators=[validate_positive])
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# Foreign keys
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port = ForeignKey(Port,on_delete=PROTECT)
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# Methods
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def __str__(self):
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return '{} : {}'.format(str(self.port), self.num)
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class Tap(Model):
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name = CharField(max_length=10)
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# Foreign keys
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port = ForeignKey(Port,on_delete=PROTECT)
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# Methods
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def __str__(self):
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return '{} : {}'.format(str(self.port), self.num)
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class Payment(Model):
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num = CharField(max_length=40)
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date = DateTimeField()
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amount = DecimalField(max_digits=7, decimal_places=2)
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pay_type = CharField(
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max_length=3,
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choices=[
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('CSH', 'Cash'),
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('CHK', 'Check'),
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('TSF', 'Transfer'),
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('CRD', 'Credit Card')
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],
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default='CSH'
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)
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# Methods
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def __str__(self):
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return '{} at {}'.format(self.num, str(self.date))
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class Service(Model):
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name = CharField(max_length=50)
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# Methods
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def __str__(self):
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return '{}'.format(self.name)
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class Bill(Model):
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num = IntegerField()
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date = DateTimeField()
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total = DecimalField(max_digits=7, decimal_places=2)
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# Foreign keys
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payments = ManyToManyField(
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Payment,
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through='BillPayment',
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through_fields=('bill', 'payment')
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)
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# Methods
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def __str__(self):
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return '{} at {}'.format(self.num, str(self.date))
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class BillLine(Model):
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quantity = DecimalField(max_digits=7, decimal_places=2)
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value = DecimalField(max_digits=7, decimal_places=2, default=0.)
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# Foreign keyks
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service = ForeignKey(Service,on_delete=PROTECT)
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bill = ForeignKey(Bill,on_delete=PROTECT)
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# Methods
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def __str__(self):
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return '{}x {} - {}'.format(self.quantity, str(self.service),
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str(self.value))
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class BillPayment(Model):
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amount = DecimalField(max_digits=7, decimal_places=2)
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# Foreign keys
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bill = ForeignKey(Bill,on_delete=PROTECT)
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payment = ForeignKey(Payment,on_delete=PROTECT)
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class Stay(Model):
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arrival = DateTimeField()
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departure = DateTimeField(blank=True,null=True)
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coming_from = CharField(max_length=200,blank=True,null=True)
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going_to = CharField(max_length=200,blank=True,null=True)
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no_mooring = BooleanField('Set moorings later',default=False,blank=True)
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# Foreign keys
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boat = ForeignKey(Boat,on_delete=PROTECT)
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bill = ForeignKey(Bill,on_delete=PROTECT,blank=True,null=True)
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# Methods
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def __str__(self):
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return '{} - {} : {}'.format(self.arrival,
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self.departure,
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str(self.boat))
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class Mooring(Model):
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date = DateTimeField()
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# Foreign keys
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stay = ForeignKey(Stay,on_delete=CASCADE)
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dock = ForeignKey(Dock,on_delete=PROTECT)
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tap = ForeignKey(Tap,on_delete=PROTECT,blank=True,null=True)
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plug = ForeignKey(Plug,on_delete=PROTECT,blank=True,null=True)
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# Methods
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def __str__(self):
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return '{} - {} at {}'.format(str(self.date),
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str(self.stay.boat),
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str(self.dock))
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