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#       or more contributor license agreements.  See the NOTICE file
#       distributed with this work for additional information
#       regarding copyright ownership.  The ASF licenses this file
#       to you under the Apache License, Version 2.0 (the
#       "License"); you may not use this file except in compliance
#       with the License.  You may obtain a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
#       Unless required by applicable law or agreed to in writing,
#       software distributed under the License is distributed on an
#       "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
#       KIND, either express or implied.  See the License for the
#       specific language governing permissions and limitations
#       under the License.

import ew as ew_core
import ew.jinja2_ew as ew

from formencode import validators as fev

from allura.lib.widgets import form_fields as ffw
from allura.lib.widgets import forms
from allura import model as M


class BlogPager(ffw.PageList):
    template = 'jinja:forgeblog:templates/blog_widgets/page_list.html'


class NewPostForm(forms.ForgeForm):
    template = 'jinja:forgeblog:templates/blog_widgets/post_form.html'
    enctype = 'multipart/form-data'

    class fields(ew_core.NameList):
        title = ew.TextField(validator=fev.UnicodeString(not_empty=True,
                             messages={'empty': "You must provide a Title"}),
                             attrs=dict(placeholder='Enter your title here',
                                        title='Enter your title here',
                                        style='width: 425px'))
        text = ffw.MarkdownEdit(show_label=False,
                                attrs=dict(
                                    placeholder='Enter your content here',
                                    title='Enter your content here'))
        state = ew.SingleSelectField(
            options=[
                ew.Option(py_value='draft', label='Draft'),
                ew.Option(py_value='published', label='Published')])
        labels = ffw.LabelEdit(placeholder='Add labels here',
                               title='Add labels here')
        attachment = ew.InputField(label='Attachment', field_type='file', attrs={'multiple': 'True'},
                                   validator=fev.FieldStorageUploadConverter(if_missing=None))

    def resources(self):
        for r in super(NewPostForm, self).resources():
            yield r
        yield ew.JSScript('''
            $(function() {
                $('input[name="title"]').focus();
            });
        ''')


class EditPostForm(NewPostForm):

    class buttons(ew_core.NameList):
        delete = ew.SubmitButton(label='Delete')


class ViewPostForm(ew_core.Widget):
    template = 'jinja:forgeblog:templates/blog_widgets/view_post.html'
    defaults = dict(
        ew_core.Widget.defaults,
        value=None,
        subscribed=None,
        base_post=None)

    def __call__(self, **kw):
        kw = super(ViewPostForm, self).__call__(**kw)
        kw['subscribed'] = \
            M.Mailbox.subscribed(artifact=kw.get('value'))
        return kw


class PreviewPostForm(ew_core.Widget):
    template = 'jinja:forgeblog:templates/blog_widgets/preview_post.html'
    defaults = dict(
        ew_core.Widget.defaults,
        value=None)