from django.db import models
from django.contrib.auth.models import User
from users.models import Agency
from django.urls import reverse
from areas.models import Areas
from tasks.models import Tasks
from cloud.models import DataFile
from users.models import AgencyGroup
from organizer.models import AGPassword, AGContacts, QuickLinks
import datetime
from django.utils import timezone

class StandardCommentRate(models.Model):
	#standard = models.ForeignKey("Standards", on_delete=models.CASCADE)
	rated_by = models.ForeignKey(User, on_delete=models.SET_NULL, null=True)
	rate_stats = models.IntegerField(default=0)
	oncomment = models.ForeignKey("StandardComments", on_delete=models.CASCADE)

class StandardComments(models.Model):
	standard = models.ForeignKey("Standards", on_delete=models.CASCADE)
	content = models.CharField(max_length=200, blank=False, default="")	
	comment_by = models.ForeignKey(User, on_delete=models.CASCADE)
	comment_on = models.DateTimeField(default=timezone.now, blank=True)
	last_modified_on = models.DateTimeField(default=timezone.now, blank=True)
	
class Standards(models.Model):
	agency = models.ForeignKey(Agency, on_delete=models.CASCADE)
	area = models.ForeignKey(Areas, on_delete=models.SET_NULL, blank=True, null=True)
	task = models.ForeignKey(Tasks, on_delete=models.SET_NULL, blank=True, null=True)
	name = models.CharField(max_length=200, blank=False, default="")	
	content = models.TextField(blank=True, verbose_name='Inhalt', default="")

	created_standard_by = models.ForeignKey(User, default=None, null=True, on_delete=models.SET_NULL)
	created_standard_date = models.DateTimeField(default=timezone.now, blank=True)
	
	published_by = models.ForeignKey(User, on_delete=models.SET_NULL, related_name='user_published_standard', default=None, null=True)
	published_on = models.DateTimeField(default=timezone.now, blank=True)

	last_modified_by = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, related_name='user_modified_standard', default=None)
	last_modified_on = models.DateTimeField(default=timezone.now, blank=True)
	
	public = models.BooleanField(default=False)

	freefield_title = models.CharField(max_length=200, blank=False, null=True, default="")	
	freefield_content = models.TextField(max_length=500, blank=False, null=True, default="")	

	delflag = models.BooleanField(default=False)
	deldate = models.DateTimeField(default=timezone.now, blank=True)


	# USER
	# VERTRETER
	#representative = models.ForeignKey(User, on_delete=models.PROTECT, related_name="user_repr", blank=True, null=True)
	representative = models.ManyToManyField(User, blank=True, related_name='user_rep')
	# AUSFÜHRENDER
	#executor = models.ForeignKey(User, on_delete=models.PROTECT, related_name="user_executor", blank=True, null=True)
	executor = models.ManyToManyField(User, blank=True, related_name='user_ex')
	# VERANTWORTLICHER
	#authority = models.ForeignKey(User, on_delete=models.PROTECT, related_name="user_authority", blank=True, null=True)
	authority = models.ManyToManyField(User, blank=True, related_name='user_aut')

	# GRUPPEN
	representative_group = models.ManyToManyField(AgencyGroup, blank=True, related_name="group_rep")
	executor_group = models.ManyToManyField(AgencyGroup, blank=True, related_name="group_ex")
	authority_group = models.ManyToManyField(AgencyGroup, blank=True, related_name="group_aut")

	# FILES
	addedfiles = models.ManyToManyField(DataFile, blank=True)
	# VERLINKTE STANDARDS
	linked_standards = models.ManyToManyField('Standards', blank=True)
	# GORUPS
	visibleby = models.ManyToManyField(AgencyGroup, blank=True)	
	# Contacts
	addedcontacts = models.ManyToManyField(AGContacts, blank=True)
	# Passwords
	addedpasswords = models.ManyToManyField(AGPassword, blank=True)
	# Quicklinks
	addedquicklinks = models.ManyToManyField(QuickLinks, blank=True, related_name="standard_quicklinks")

	# FIELD FOR AGENCYNETWORK
	comments = models.ManyToManyField("StandardComments", blank=True, related_name='comments')
	parent_standard = models.ForeignKey("Standards", related_name='partentedstandard', on_delete=models.SET_NULL, blank=True, null=True, default=None)
	shared_on = models.DateTimeField(default=timezone.now, blank=True)
	
	favoritfrom = models.ManyToManyField(User, blank=True, related_name="FavoritFrom")
	 

	#Counter, wie oft dieser Standard in eine andere Agentur kopiert wird
	agencynetworkcounter = models.IntegerField(default=0)

	def __str__(self):
		return f'{self.name}'

	# Hier Path für Templates des Models mit Parametern
	def get_absolute_url(self):
		return reverse('standards-add', kwargs={'pk':self.pk})