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

from django.db import models

from p4l.models.common import P4lModel, P4lModelLang

from p4l.models.user import User

class Imprint(P4lModelLang):

    record = models.ForeignKey('p4l.Record', related_name="imprints")

    imprintCity = models.CharField(max_length=512, blank=True, null=True, db_index=True)

    publisher = models.CharField(max_length=512, blank=True, null=True, db_index=True)

    imprintDate = models.CharField(max_length=512, blank=True, null=True, db_index=True)    

class Serie(P4lModelLang):

    record = models.ForeignKey('p4l.Record', related_name="series")

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

    volume = models.CharField(max_length=2048, blank=True, null=True, db_index=True)

class ProjectName(P4lModel):

    uri = models.URLField(max_length=2048, unique=True, db_index=True) 

class CorporateAuthor(P4lModel):

    uri = models.URLField(max_length=2048, unique=True, db_index=True)

class Url(P4lModel):

    record = models.ForeignKey('p4l.Record', related_name="urls", db_index=True)

    address = models.CharField(max_length=2048, blank=False, null=False, db_index=True) #iiep:address

    display = models.CharField(max_length=2048, blank=True, null=True, db_index=True) #iiep:display

class Subject(P4lModel):

    uri = models.URLField(max_length=2048, unique=True, db_index=True)

class Theme(P4lModel):

    uri = models.URLField(max_length=2048, unique=True, db_index=True)

class Country(P4lModel):

    uri = models.URLField(max_length=2048, unique=True, db_index=True)

class Audience(P4lModel):

    uri = models.URLField(max_length=2048, unique=True, db_index=True)

class Isbn(P4lModelLang):

    record = models.ForeignKey('p4l.Record', related_name="isbns", db_index=True)

    isbn = models.CharField(max_length=128) #iiep:isbn

class Issn(P4lModelLang):

    record = models.ForeignKey('p4l.Record', related_name="issns", db_index=True)

    issn = models.CharField(max_length=128) #iiep:issn

class DocumentCode(P4lModelLang):

    record = models.ForeignKey('p4l.Record', related_name="documentCodes", db_index=True)

    documentCode = models.CharField(max_length=128) #iiep:issn

class Language(P4lModel):

    uri = models.URLField(max_length=2048, unique=True, db_index=True)

class BaseTitle(P4lModelLang):

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

    class Meta(P4lModelLang.Meta):

        abstract = True

class Title(BaseTitle):

    record = models.ForeignKey('p4l.Record', related_name="titles", db_index=True)

class AddedTitle(BaseTitle):

    record = models.ForeignKey('p4l.Record', related_name="addedTitles", db_index=True)

class TitleMainDocument(BaseTitle):

    record = models.ForeignKey('p4l.Record', related_name="titlesMainDocument", db_index=True)

class Abstract(P4lModelLang):

    record = models.ForeignKey('p4l.Record', related_name="abstracts", db_index=True)

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

class Collation(P4lModelLang):

    record = models.ForeignKey('p4l.Record', related_name="collations", db_index=True)

    collation = models.CharField(max_length=1024, blank=False, null=False, db_index=True)

class VolumeIssue(P4lModelLang):

    record = models.ForeignKey('p4l.Record', related_name="volumeIssues", db_index=True)

    volume = models.CharField(max_length=1024, blank=True, null=True, db_index=True) #iiep:volume

    number = models.CharField(max_length=1024, blank=True, null=True, db_index=True) #iiep:number

class P4lPerson(P4lModel):

    name = models.CharField(max_length=2048, blank=False, null=False, db_index=True)

    class Meta(P4lModel.Meta):

        abstract = True

class Author(P4lPerson):

    record = models.ForeignKey('p4l.Record', related_name="authors", db_index=True)

class SubjectPerson(P4lPerson):

    record = models.ForeignKey('p4l.Record', related_name="subjectPersons", db_index=True)

class Periodical(P4lModelLang):

    record = models.ForeignKey('p4l.Record', related_name="periodicals", db_index=True)

    label = models.CharField(max_length=2048, blank=False, null=False, db_index=True) #iiep:periodical

class BaseMeeting(P4lModel):

    label = models.CharField(max_length=2048, blank=False, null=False, db_index=True) #rdfs:label

    meetingNumber = models.CharField(max_length=2048, blank=True, null=True, db_index=True) #iiep:meetingNumber

    meetingPlace = models.CharField(max_length=2048, blank=True, null=True, db_index=True) #iiep:meetingPlace

    meetingDate = models.CharField(max_length=2048, blank=True, null=True, db_index=True) #iiep:meetingDate

    meetingYear = models.PositiveSmallIntegerField(blank=True, null=True, db_index=True) #iiep:meetingYear

    class Meta(P4lModel.Meta):

        abstract = True

class Meeting(BaseMeeting):

    lang = models.CharField(max_length=15, blank=True, null=True, db_index=True) #@xml:lang

    record = models.ForeignKey('p4l.Record', related_name="meetings")

class SubjectMeeting(BaseMeeting):

    record = models.ForeignKey('p4l.Record', related_name="subjectMeetings", db_index=True)

class Record(P4lModel):

    uri = models.URLField(max_length=2048, unique=True, db_index=True) #subject

    subjects = models.ManyToManyField('p4l.Subject') #dct:subject                                                       # <Thesaurus> with no country

    themes = models.ManyToManyField('p4l.Theme') #iiep:theme                                                            # <Themes>

    countries = models.ManyToManyField('p4l.Country') #iiep:country                                                     # <Thesaurus> filtered with country only

    identifier = models.CharField(max_length=128, unique=True, db_index=True) #dct:identifier    

    notes = models.TextField(blank=True, null=True) #iiep:notes    

    #issns foreign key from Isbn #iiep:issn

    #isbns foreign key from Isbn #iiep:isbn

    #documentCodes foreign key from Isbn #iiep:documentCode

    language = models.ForeignKey('p4l.Language', blank=True, null=True) #dct:language                                    # <Languages>

    otherLanguages = models.ManyToManyField('p4l.Language', related_name='otherLanguage_record') #iiep:otherLanguage     # <Languages>

    #titles foreign Key from Title #dct:title

    #abstracts foreign Key from Abstract #dct:abstract

    #addedTitles foreign Key from AddedTitle #iiep:addedTitle

    #titlesMainDocument foreign Key from TitleMainDocument #iiep:titleMainDocument

    editionStatement = models.CharField(max_length=1024, blank=True, null=True) #iiep:editionStatement

    #imprints foreign Key from Imprint #iiep:imprint

    #collations = foreign Key from Collation #iiep:collation

    #volumeIssues = foreign Key from VolumeIssue #iiep:volumeIssue

    projectNames = models.ManyToManyField('p4l.ProjectName') #iiep:projectName                                            # <Projects>

    #periodicals = foreign key from 'p4l.Periodical' #iiep:periodical

    #meetings = foreign key from 'p4l.Meeting' #iiep:meeting

    #series = foreign key from 'p4l.Serie'  #iiep:serie

    #authors = foreign key from 'p4l.Author' #iiep:author

    #subjectPersons = foreign key from 'p4l.SubjectPerson' #iiep:subjectPerson

    subjectCorporateBodies = models.ManyToManyField('p4l.CorporateAuthor', related_name='recordsSubjectCorporateBody') #iiep:subjectCorporateBody # <Organizations>

    #subjectMeetings = foreign key from 'p4l.SubjectMeeting' #iiep:subjectMeeting

    corporateAuthors = models.ManyToManyField('p4l.CorporateAuthor', related_name='recordsCorporateAuthor') #iiep:subjectCorporateBody # <Organizations>

    corporateAuthorLabel = models.CharField(max_length=2048, blank=True, null=True, db_index=True) #iiep:corporateAuthorLabel

    #urls foreign Key from Url #iiep:url

    audiences = models.ManyToManyField('p4l.Audience') #dct:audience                                                      # Unknown thesaurus

    recordType = models.URLField(max_length=2048, blank=True, null=True) #dct:type                                        # <DocumentType>

    isDocumentPart = models.BooleanField() #iiep:isDocumentPart

    hidden = models.BooleanField(default=False) #iiep:hidden

    restricted = models.BooleanField(default=False) #iiep:restricted

    #Record import date and modification date

    creation_date = models.DateTimeField( auto_now_add=True, serialize=False)

    modification_date = models.DateTimeField(auto_now=True, serialize=False)

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

    def get_titles(self):

        return [t.title for t in self.titles.all()]

    def get_authors(self):

        return [a.name for a in self.authors.all()]

    def get_imprints_years(self):

        return sorted(set([i.imprintDate for i in self.imprints.all() if i.imprintDate]))

    def __unicode__(self):

        return "Record id %s { identifier: %s, uri: %s, editionStatement: %s,  recordType: %s, isDocumentPart: %s, notes: %s, language : %s}" \

            % (

                self.id,

                self.identifier,

                self.uri,

                self.editionStatement,

                self.recordType,

                self.isDocumentPart,

                self.notes[:100] if self.notes else None,

                self.language.id if self.language else None

            )

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}issn', 3)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}documentCode', 3)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}country', 44)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}imprint', 5)

#('{http://purl.org/dc/terms/}title', 4)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}isDocumentPart', 1)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}notes', 1)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}isbn', 8)

#('{http://purl.org/dc/terms/}identifier', 1)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}meeting', 4)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}projectName', 10)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}addedTitle', 18)

#('{http://purl.org/dc/terms/}subject', 29)

#('{http://purl.org/dc/terms/}language', 1)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}serie', 4)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}volumeIssue', 3)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}url', 20)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}titleMainDocument', 3)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}otherLanguage', 13)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}periodical', 3)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}editionStatement', 1)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}collation', 4)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}subjectMeeting', 6)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}corporateAuthor', 7)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}author', 26)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}subjectPerson', 2)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}subjectCorporateBody', 8)

#('{http://www.iiep.unesco.org/plan4learning/model.owl#}theme', 6)

#('{http://purl.org/dc/terms/}abstract', 3)

#('{http://purl.org/dc/terms/}type', 1)