from django import forms

#from crispy_forms.helper import FormHelper
#from crispy_forms.layout import Submit, Layout
#from django.urls import reverse

from .models import Maintainer, Contact, InetNum

class WhoisObjectMixin(object):
	def __init__(self, user, *args, **kwargs):
		super(WhoisObjectMixin, self).__init__(*args, **kwargs)
		self._user = user

		instance = getattr(self, 'instance', None)
		if instance and instance.pk:
			self.fields['handle'].widget.attrs['readonly'] = True

	def clean_handle(self):
		instance = getattr(self, 'instance', None)
		if instance and instance.pk:
			return instance.handle
		else:
			return self.cleaned_data['handle']

	def clean(self):
		cleaned_data = super(WhoisObjectMixin, self).clean()
		if cleaned_data.get("handle") == "AUTO":
			cleaned_data['handle'] = self._meta.model.genGenericHandle(cleaned_data.get("name"))

class MntForm(forms.ModelForm):
	class Meta:
		model = Maintainer
		fields = ['handle', 'description', 'admin_c']

	def __init__(self, user, *args, **kwargs):
		super(MntForm, self).__init__(*args, **kwargs)
		self._user = user
		if 'admin_c' in self.fields:
			self.fields['admin_c'].queryset = Contact.objects.filter(mnt_by=user.maintainer_set.all())

class MntInitialForm(MntForm):
	class Meta:
		model = Maintainer
		fields = ['handle', 'description']

class ContactForm(WhoisObjectMixin, forms.ModelForm):
	class Meta:
		model = Contact
		fields = ['type', 'handle', 'name', 'mnt_by']

	def __init__(self, *args, **kwargs):
		super(ContactForm, self).__init__(*args, **kwargs)

class ContactInitialForm(ContactForm):
	class Meta:
		model = Contact
		fields = ['handle', 'name']

class InetNumForm(WhoisObjectMixin, forms.ModelForm):
	class Meta:
		model = InetNum
		fields = ['protocol', 'parent_range', 'address', 'description', 'mnt_lower']

	def __init__(self, lower=False, *args, **kwargs):
		super(MntForm, self).__init__(*args, **kwargs)
		self._editLower = lower
		if 'admin_c' in self.fields:
			self.fields['admin_c'].queryset = Contact.objects.filter(mnt_by=self.user.maintainer_set.all())

		if self._editLower:

	def clean(self):
		# FIXME: Reset certain field sto instance:
		pass