from django.db import models

from .places import Nationality, ZipPlaces, Country, Airport, PhoneCode
from .competences import Competence, Role

class Address(models.Model):
    address = models.TextField()
    zipplace = models.ForeignKey(ZipPlaces, models.PROTECT)

class CrewMember(models.Model):
    pin = models.IntegerField(primary_key=True)
    
    first_name = models.CharField(max_length=128)
    middle_name = models.CharField(max_length=128, null=True, blank=True)
    last_name = models.CharField(max_length=128)
    calling_name = models.CharField(max_length=128, null=True, blank=True)
    suffix_name = models.CharField(max_length=128, null=True, blank=True)
    title = models.CharField(max_length=128, null=True, blank=True)
    initials = models.CharField(max_length=16, null=True, blank=True)

    nationality = models.ForeignKey(Nationality, models.PROTECT)
    place_of_birth = models.CharField(max_length=128)
    country_of_birth = models.ForeignKey(Country, models.PROTECT)
    first_address = models.ForeignKey(Address, models.PROTECT, related_name="crew_first")
    second_address = models.ForeignKey(Address, models.PROTECT, null=True, related_name="crew_second")
    closest_airport = models.ForeignKey(Airport, models.PROTECT, related_name="crew_first")
    second_airport = models.ForeignKey(Airport, models.PROTECT, null=True, related_name="crew_second")

    roles = models.ManyToManyField(Role, null=True)
    competences = models.ManyToManyField(Competence, null=True)

    @property
    def all_competences(self):
        return self.competences.all().union(*[role.competences.all() for role in self.roles.all()])

class Phone(models.Model):
    crew = models.ForeignKey(CrewMember, models.CASCADE)
    idc = models.ForeignKey(PhoneCode, models.PROTECT, null=True)
    number = models.CharField(max_length=128)
    confirmed = models.BooleanField(default=True)
    priority = models.IntegerField(default=0)

class Email(models.Model):
    crew = models.ForeignKey(CrewMember, models.CASCADE)
    email = models.EmailField()
    confirmed = models.BooleanField(default=True)
    priority = models.IntegerField(default=0)