# -*- coding: utf-8 -*-

from django.contrib.auth.models import User

from django.db import models

from hdabo.utils import Property

from hdabo.fields import SortedManyToManyField

import datetime

class Organisation(models.Model):

    hda_id = models.CharField(max_length=512, unique=True, blank=False, null=False)

    name = models.CharField(max_length=512, unique=False, blank=False, null=False)

    location = models.CharField(max_length=512, unique=False, blank=True, null=True)

    website = models.CharField(max_length=1024, unique=False, blank=True, null=True)

class Author(models.Model):

    hda_id = models.CharField(max_length=512, unique=True, blank=False, null=False)

    lastname = models.CharField(max_length=512, unique=False, blank=True, null=True)

    firstname = models.CharField(max_length=512, unique=False, blank=True, null=True)

class TimePeriod(models.Model):

    TIME_PERIOD_CHOICES = (

        (1,u'Primaire'),

        (2,u'Collège'),

        (3,u'Lycée'),

    )

    TIME_PERIOD_DICT = {

        u'Primaire': 1,

        u'Collège': 2,

        u'Lycée': 3,

    }

    label = models.CharField(max_length=512, unique=False, blank=False, null=False)

    school_period = models.IntegerField(choices=TIME_PERIOD_CHOICES)

    class Meta:

        unique_together = ("label", "school_period")

    def __unicode__(self):

        return unicode(self.label)

class Domain(models.Model):

    DOMAIN_PERIOD_CHOICES = (

        (0,u'Global'),

        (1,u'Primaire'),

        (2,u'Collège'),

        (3,u'Lycée'),

    )

    DOMAIN_PERIOD_DICT = {

        u'Global': 0,

        u'Primaire': 1,

        u'Collège': 2,

        u'Lycée': 3,

    }

    label = models.CharField(max_length=512, unique=False, blank=False, null=False)

    school_period = models.IntegerField(choices=DOMAIN_PERIOD_CHOICES)

    class Meta:

        unique_together = ("label", "school_period")

    def __unicode__(self):

        return unicode(self.label)

class DocumentFormat(models.Model):

    label = models.CharField(max_length=512, unique=True, blank=False, null=False)

    def __unicode__(self):

        return unicode(self.label)

class Tag(models.Model):

    TAG_URL_STATUS_CHOICES = (

        (1,"redirection"),

        (2,"homonyme"),

    )

    TAG_URL_STATUS_DICT = {

        "redirection":1,

        "homonyme":2,

    }

    label = models.CharField(max_length=1024, unique=True, blank=False, null=False)

    original_label = models.CharField(max_length=1024, unique=False, blank=True, null=True, editable=False)

    alias = models.CharField(max_length=1024, unique=False, blank=True, null=True)

    wikipedia_url = models.URLField(verify_exists=False, max_length=512, blank=True, null=True)

    url_status = models.IntegerField(choices=TAG_URL_STATUS_CHOICES, blank=True, null=True, default=None)

    dbpedia_uri = models.URLField(verify_exists=False, max_length=512, blank=True, null=True)

    wikipedia_activated = models.BooleanField(default=False)

class TagCategory(models.Model):

    label = models.CharField(max_length=512, unique=True, blank=False, null=False)

    def __unicode__(self):

        return unicode(self.label)

class Location(models.Model):

    name = models.CharField(max_length=512, unique=False, blank=False, null=False)

    insee = models.CharField(max_length=5, unique=True, blank=False, null=False)

    def __unicode__(self):

        return unicode("%s : %s"%(self.name, self.insee))

class Datasheet(models.Model):

    hda_id = models.CharField(max_length=512, unique=True, blank=False, null=False)

    author = models.ForeignKey(Author, null=True, blank=True)

    organisation = models.ForeignKey(Organisation)

    title = models.CharField(max_length=2048, unique=False, blank=False, null=False)

    description = models.TextField(blank=True, null=True)

    url = models.URLField(verify_exists=False, max_length=512, blank=True, null=True)

    domains = SortedManyToManyField(Domain, limit_choices_to={'school_period':Domain.DOMAIN_PERIOD_DICT[u'Global']}, related_name="datasheets")

    primary_periods = SortedManyToManyField(TimePeriod, limit_choices_to={'school_period':TimePeriod.TIME_PERIOD_DICT[u'Primaire']}, related_name="primary_periods_datasheets")

    college_periods = SortedManyToManyField(TimePeriod, limit_choices_to={'school_period':TimePeriod.TIME_PERIOD_DICT[u'Collège']}, related_name="college_periods_datasheets")

    highschool_periods = SortedManyToManyField(TimePeriod, limit_choices_to={'school_period':TimePeriod.TIME_PERIOD_DICT[u'Lycée']}, related_name="highschool_periods_datasheets")

    primary_themes = SortedManyToManyField(Domain, limit_choices_to={'school_period':Domain.DOMAIN_PERIOD_DICT[u'Primaire']}, related_name="primary_themes_datasheets")

    college_themes = SortedManyToManyField(Domain, limit_choices_to={'school_period':Domain.DOMAIN_PERIOD_DICT[u'Collège']}, related_name="college_themes_datasheets")

    highschool_themes = SortedManyToManyField(Domain, limit_choices_to={'school_period':Domain.DOMAIN_PERIOD_DICT[u'Lycée']}, related_name="highschool_themes_datasheets")

    town = models.ForeignKey(Location, null=True, blank=True)

    format = models.ForeignKey(DocumentFormat, null=True, blank=True)

    original_creation_date = models.DateField()

    original_modification_date = models.DateField()

    modification_datetime = models.DateTimeField(auto_now=True)

    validation_date = models.DateTimeField(null=True, blank=True)

    validated = models.BooleanField(default=False)

    validator = models.ForeignKey(User, null=True, blank=True)

    tags = models.ManyToManyField(Tag, through='TaggedSheet')

    def validate(self, user):

        self.validation_date = datetime.datetime.now()

        self.validated = True

        self.validator = user

        self.save()

    def unvalidate(self):

        self.validation_date = datetime.datetime.min

        self.validated = False

        self.validator = None

        self.save()

    @Property

    def domains_list(): #@NoSelf

        def fget(self):

            return [d.label for d in self.domains.all()]

        return locals() 

    @Property

    def domains_text(): #@NoSelf

        def fget(self):

            return "; ".join(self.domains_list)

        return locals() 

    @Property

    def primary_periods_list(): #@NoSelf

        def fget(self):

            return [d.label for d in self.primary_periods.all()] 

        return locals() 

    @Property

    def primary_periods_text(): #@NoSelf

        def fget(self):

            return "; ".join(self.primary_periods_list) 

        return locals() 

    @Property

    def college_periods_list(): #@NoSelf

        def fget(self):

            return [d.label for d in self.college_periods.all()] 

        return locals() 

    @Property

    def college_periods_text(): #@NoSelf

        def fget(self):

            return "; ".join(self.college_periods_list) 

        return locals() 

    @Property

    def highschool_periods_list(): #@NoSelf

        def fget(self):

            return [d.label for d in self.highschool_periods.all()] 

        return locals() 

    @Property

    def highschool_periods_text(): #@NoSelf

        def fget(self):

            return "; ".join(self.highschool_periods_list) 

        return locals() 

    @Property

    def primary_themes_list(): #@NoSelf

        def fget(self):

            return [d.label for d in self.primary_themes.all()] 

        return locals() 

    @Property

    def primary_themes_text(): #@NoSelf

        def fget(self):

            return "; ".join(self.primary_themes_list) 

        return locals() 

    @Property

    def college_themes_list(): #@NoSelf

        def fget(self):

            return [d.label for d in self.college_themes.all()] 

        return locals() 

    @Property

    def college_themes_text(): #@NoSelf

        def fget(self):

            return "; ".join(self.college_themes_list) 

        return locals() 

    @Property

    def highschool_themes_list(): #@NoSelf

        def fget(self):

            return [d.label for d in self.highschool_themes.all()] 

        return locals()

    @Property

    def highschool_themes_text(): #@NoSelf

        def fget(self):

            return "; ".join(self.highschool_themes_list) 

        return locals()

    @Property

    def town_text(): #@NoSelf

        def fget(self):

            return self.town.name if self.town else ""

        return locals()

    @Property

    def tags_text(): #@NoSelf

        def fget(self):

            return "; ".join([t.label for t in self.tags.all()])

        return locals()

class TaggedSheet(models.Model):

    datasheet = models.ForeignKey(Datasheet)

    tag = models.ForeignKey(Tag)

    original_order = models.IntegerField(default=0)

    order = models.IntegerField(default=0)

    index_note = models.FloatField(default=0.0)

    categories = models.ManyToManyField(TagCategory)