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

from django import forms
from frontend.models import Project, PersonGlobalIdentity
from crispy_forms.helper import FormHelper
from crispy_forms.layout import Submit, Layout

class NewProjectForm(forms.ModelForm):
    def __init__(self, *args, **kwargs):
        super(NewProjectForm, self).__init__(*args, **kwargs)
        self.helper = FormHelper()
        self.helper.form_class = u'form-horizontal'
        self.helper.label_class = u'col-lg-2'
        self.helper.field_class = u'col-lg-4'
        self.helper.form_method = u'post'
        self.helper.layout = Layout(
            u'name',
            u'description',
            Submit(u'send', u'Create', css_class=u'btn-default')
        )

    name = forms.CharField(
        label=u"Name",
        max_length=255,
        required=True,
    )

    description = forms.CharField(
        label=u"Description",
        required=True,
    )

    class Meta:
        model = Project
        fields = [u'name', u'description']

class FileUploadForm(forms.Form):
    def __init__(self, *args, **kwargs):
        super(FileUploadForm, self).__init__(*args, **kwargs)
        self.helper = FormHelper()
        self.helper.form_class = u'form-horizontal'
        self.helper.label_class = u'col-lg-2'
        self.helper.field_class = u'col-lg-4'
        self.helper.form_method = u'post'
        self.helper.layout = Layout(
            u'file',
            Submit(u'send', u'Upload', css_class=u'btn-default')
        )

    file = forms.FileField()


class PersonMapForm(forms.Form):
    """ Form containing the person mapping 'wizard'. """
    def __init__(self, *args, **kwargs):
        super(PersonMapForm, self).__init__(*args, **kwargs)
        self.helper = FormHelper()
        self.helper.form_class = u'form-horizontal'
        self.helper.label_class = u'col-lg-2'
        self.helper.field_class = u'col-lg-4'
        self.helper.form_method = u'post'
        self.helper.layout = Layout(
            u'action',
            u'global_identity',
            u'preferred_identity',
            Submit(u'skip', u'Skip', css_class=u'btn-default'),
            Submit(u'save-continue', u'Save and continue', css_class=u'btn-default'),
        )

    def clean(self):
        """ Make sure the submitted data is okay. """
        cleaned_data = super(PersonMapForm, self).clean()
        action = cleaned_data.get(u'action')
        global_identity = cleaned_data.get(u'global_identity')
        if action == u'existing' and not global_identity:
            msg = u"Cannot map to non-existing global identity!"
            self._errors["global_identity"] = self.error_class([msg])
        return cleaned_data

    action = forms.ChoiceField(choices=[(u'new', u'Create new global Identity'), (u'existing', u'Map to existing identity')], initial=u'new', widget=forms.RadioSelect())
    global_identity = forms.ModelChoiceField(queryset=PersonGlobalIdentity.objects.all(), required=False)
    preferred_identity = forms.BooleanField(initial=False, required=False)