from django.db import models
from django.contrib.auth.models import User
from users.models import Agency
from django.core.exceptions import ValidationError
from colorful.fields import RGBColorField

# Create your models here.
class Workday(models.Model):
	user = models.ForeignKey(User, on_delete=models.CASCADE)
	agency = models.ForeignKey(Agency, on_delete=models.CASCADE)
	breaks = models.ManyToManyField("Breaks", blank=True, related_name='breaks_at_day')
	start = models.DateTimeField(default=None, null=True, blank=True)
	end = models.DateTimeField(default=None, null=True, blank=True)
	target = models.FloatField(default=8.0)

class Breaks(models.Model):
	user = models.ForeignKey(User, on_delete=models.CASCADE)
	agency = models.ForeignKey(Agency, on_delete=models.CASCADE)
	workday = models.ForeignKey("Workday", on_delete=models.CASCADE, related_name='workdayele')
	start = models.DateTimeField(default=None, null=True, blank=True)
	end = models.DateTimeField(default=None, null=True, blank=True)

class AbsenceReason(models.Model):
	agency = models.ForeignKey(Agency, on_delete=models.CASCADE)
	name = models.CharField(default="", max_length=200)
	need_confirm = models.BooleanField(default=True)
	need_rep = models.BooleanField(default=True)
	is_holiday = models.BooleanField(default=True)
	color = RGBColorField(colors=['#FFB900', '#E74856', '#0078D7', '#0099BC', '#7A7574'], default='#0099BC', blank=True)

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

class Absence(models.Model):
	dayinfochoices = [
		(0, 'Ganzer Tag'),
		(1, 'Nur Vormittags'),
		(2, 'Nur Nachmittags')
	]
	startday_info = models.CharField(max_length=2, choices=dayinfochoices, default=0)
	endday_info = models.CharField(max_length=2, choices=dayinfochoices, default=0)
	user = models.ForeignKey(User, on_delete=models.CASCADE)
	agency = models.ForeignKey(Agency, on_delete=models.CASCADE)
	start = models.DateField(default=None, null=True, blank=True)
	end = models.DateField(default=None, null=True, blank=True)
	start_ishalf = models.BooleanField(default=False, blank=True)
	end_ishalf = models.BooleanField(default=False, blank=True)

	reason = models.ForeignKey("AbsenceReason", on_delete=models.PROTECT, null=True, blank=True)
	info = models.TextField(blank=True, verbose_name='Abwesenheitsbegründung', default="")
	'''
		CONFIRM_STATUS INFOS

		0 = NO NEED TO CONFIRM AND CONFIRM OK
		1 = IS CONFIRMED, AWAITING OK
		2 = NOT CONFIRMED

	'''
	confirm_status = models.IntegerField(default=0)
	confirm_info = models.TextField(blank=True, verbose_name='Begründung', default="")
	representator = models.ForeignKey(User, blank=True, default=None, null=True, on_delete=models.CASCADE, related_name="Vertreter")
	holidays_normal = models.FloatField(default=0.0, max_length=9, blank=True)
	holidays_rest = models.FloatField(default=0.0, max_length=9, blank=True)
	holidays_normal_next = models.FloatField(default=0.0, max_length=9, blank=True)
	holidays_rest_next = models.FloatField(default=0.0, max_length=9, blank=True)


class FreeDays(models.Model):
	agency = models.ForeignKey(Agency, on_delete=models.CASCADE)
	day = models.DateField(default=None, null=True, blank=True)
	name = models.CharField(default="", max_length=200)
	year = models.IntegerField(default=0)