from django.db import models
from django.forms import ModelForm, DateField, ChoiceField, RadioSelect, BooleanField
from django.contrib.admin.widgets import AdminDateWidget
from django.utils.html import format_html

from .models import Project, Volunteer, ConcreteVolunteer, Extern, ConcreteExtern, IFG, Library, TYPE_CHOICES,\
                    HonoraryCertificate, Travel, Email, Literature, List,\
                    BusinessCard
from .settings import DATAPROTECTION, FOERDERRICHTLINIEN, NUTZUNGSBEDINGUNGEN



class FdbForm(ModelForm):
    '''this base class provides the required css class for all forms'''
    required_css_class = 'required'


class ProjectForm(FdbForm):

    # start = DateField(widget=AdminDateWidget())

    class Meta:
        model = Project
        exclude = ('pid', 'project_of_year', 'finance_id','granted', 'granted_date', 'realname', 'email',\
                   'end_mail_send', 'status', 'persons', 'survey_mail_date', 'mail_state')
        widgets = {'start': AdminDateWidget(),
                   'end': AdminDateWidget(),}

    class Media:
        js = ('dropdown/js/otrs_link.js',)


class ExternForm(FdbForm):

    choice = ChoiceField(choices=TYPE_CHOICES.items(), widget=RadioSelect,
                         label='Was möchtest Du beantragen?')

    check = BooleanField(required=True,
                         label=format_html("Ich stimme den <a href='{}' target='_blank' rel='noopener'>Datenschutzbestimmungen</a> und den <a href='{}' target='_blank' rel='noopener'>Förderrichtlinen</a> zu",
                         DATAPROTECTION, FOERDERRICHTLINIEN))

    class Meta:
        model = ConcreteExtern
        exclude = ('username', 'granted', 'granted_date', 'survey_mail_send', 'service_id', 'survey_mail_date', 'mail_state')


INTERN_CHOICES = {'PRO': 'Projektsteckbrief',
                  'HON': 'Ehrenamtsbescheinigung, Akkreditierung oder Redaktionsbestätigung',
                  'TRAV': 'Reisekostenerstattung'}

class InternForm(FdbForm):
    choice = ChoiceField(choices = INTERN_CHOICES.items(), widget=RadioSelect,
                         label = 'Was möchtest Du eingeben?')

    class Meta:
        model = ConcreteVolunteer
        exclude = ('granted', 'granted_date', 'survey_mail_send', 'survey_mail_date', 'mail_state')


HOTEL_CHOICES = {'TRUE': format_html('Hotelzimmer benötigt'),
           'FALSE': format_html('Kein Hotelzimmer benötigt')
        }


class TravelForm(FdbForm):
    # TODO: add some javascript to show/hide other-field
    
    # this is the code, to change required to false if needed
    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self.fields['project_name'].required = True
        self.fields['transport'].required = True
        self.fields['travelcost'].required = True
        self.fields['checkin'].required = True
        self.fields['checkout'].required = True
        self.fields['hotel'].required = True

    class Meta:
        model = Travel
        exclude = ('granted', 'granted_date', 'survey_mail_send', 'realname', 'email', 'survey_mail_date', 'project', 'request_url', 'payed_for_hotel_by', 'payed_for_travel_by', 'intern_notes', 'mail_state' )
        widgets = {'checkin': AdminDateWidget(),
                   'checkout': AdminDateWidget(),}
        fields = ['project_name', 'transport', 'travelcost', 'checkin', 'checkout', 'hotel', 'notes']
    hotel = ChoiceField(label='Hotelzimmer benötigt:', choices=HOTEL_CHOICES.items(), widget=RadioSelect())

    class Media:
        css = {
             'all': ('css/dateFieldNoNowShortcutInTravels.css',)
        }


class LibraryForm(FdbForm):

    class Meta:
        model = Library
        fields = ['cost', 'library', 'duration', 'notes', 'survey_mail_send']
        exclude = ['intern_notes', 'survey_mail_send', 'mail_state']

class HonoraryCertificateForm(FdbForm):
    
    class Meta:
        model = HonoraryCertificate
        fields = ['request_url', 'project']
        exclude = ['intern_notes']

class IFGForm(FdbForm):
    class Meta:
        model = IFG
        fields = ['cost', 'url', 'notes']
        exclude = ['intern_notes', 'survey_mail_send', 'mail_state']


class CheckForm(FdbForm):
    """Baseclass for all classes which need a check for Nutzungsbedingungen"""
    check = BooleanField(required=True,
                         label=format_html("Ich stimme den <a href='{}'>Nutzungsbedingungen</a> zu",
                         NUTZUNGSBEDINGUNGEN))


class LiteratureForm(CheckForm):
    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self.fields['selfbuy_give_data'].required = True
    class Meta:
        model = Literature
        fields = ['cost', 'info', 'source', 'notes', 'selfbuy', 'selfbuy_data', 'selfbuy_give_data']
        exclude = ['intern_notes', 'survey_mail_send', 'mail_state']
    class Media:
        js = ('dropdown/js/literature.js',)

ADULT_CHOICES = {'TRUE': format_html('Ich bin volljährig.'),
           'FALSE': format_html('Ich bin noch nicht volljährig.')
        }


class EmailForm(CheckForm):
    
    # this is the code, to change required to false if needed
    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self.fields['adult'].required = True
        self.fields['other'].required = True

    adult = ChoiceField(label='Volljährigkeit', choices=ADULT_CHOICES.items(), widget=RadioSelect())



    # TODO: add some javascript to show/hide other-field
    class Meta:
        model = Email
        fields = ['domain', 'address', 'other', 'adult']
        exclude = ['intern_notes', 'survey_mail_send', 'mail_state']
    class Media:
        js = ('dropdown/js/mail.js',)



class BusinessCardForm(CheckForm):
      # this is the code, to change required to false if needed
      def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self.fields['url_of_pic'].required = True
        self.fields['send_data_to_print'].required = True

      class Meta:
        model = BusinessCard
        exclude = ['intern_notes', 'survey_mail_send', 'mail_state'] 
        fields = ['project', 'data', 'variant', 'url_of_pic', 'send_data_to_print', 'sent_to']
      class Media:
        js = ('dropdown/js/businessCard.js',)


class ListForm(CheckForm):
    class Meta:
        model = List
        fields = ['domain', 'address']
        exclude = ['intern_notes', 'survey_mail_send','mail_state']