from django.db import models

# Create your models here.
from wagtail.models import Page
from wagtail.documents.models import AbstractDocument, Document


class LibraryDocument(AbstractDocument):
    # Todo: check https://filepreviews.io/

    # Custom field example:
    display_text = models.CharField(max_length=1024, default='')
    description = models.TextField(default='')
    link_display_text = models.CharField(max_length=1024, default='')
    thumbnail = models.URLField()


    admin_form_fields = Document.admin_form_fields + (
        'display_text', 'description', 'link_display_text', 'thumbnail'
    )


class TopCategory(Page):
    """
    Handlungsfelder
    """
    parent_page_types = ['learnpath.LearningPath']
    subpage_types = ['media_library.Category']



# Todo: use wagtail collections for this...


class Category(Page):
    """
    Handlungsfeld
    """

    parent_page_types = ['media_library.TopCategory']

#
#     description
#     thumbnail_image
#     description_image
#     additional_content  # Rich text field
#     documents = []
#
#
# class LibraryDocument(CustomDocument):
#     """
#     Extension from the standart Wagtail document.
#     """
#     pass
#
#
# class LibraryLink():
#     """
#     Custom Link Block
#
#     """
#     pass
#
#
# class LearningPathReference():
#     icon
#     pass
#
#
# class CrossReference():
#     pass