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from django.db import models
from backend_app.fields import JSONField
from backend_app.models.abstract.versionedEssentialModule import (
VersionedEssentialModule,
VersionedEssentialModuleSerializer,
VersionedEssentialModuleViewSet,
)
from backend_app.permissions.app_permissions import NoDelete
from backend_app.validation.validators import UsefulLinksValidator
IMPORTANCE_LEVEL = (("-", "normal"), ("+", "important"), ("++", "IMPORTANT"))
useful_link_validator = UsefulLinksValidator()
class Module(VersionedEssentialModule):
"""
Abstract module that provides defaults fields:
Title, comment, useful_links and importance_level
Those field will be inherited.
All Basic modules are also "versioned" modules
"""
title = models.CharField(default="", blank=True, max_length=150)
comment = models.CharField(default="", blank=True, max_length=5000)
useful_links = JSONField(default=list, validators=[useful_link_validator])
importance_level = models.CharField(
max_length=2, choices=IMPORTANCE_LEVEL, default="-"
)
class Meta:
abstract = True
class ModuleSerializer(VersionedEssentialModuleSerializer):
"""
Custom serializer that performs checks on the Basic module filed
"""
class Meta:
model = Module
fields = VersionedEssentialModuleSerializer.Meta.fields + (
"title",
"comment",
"useful_links",
"importance_level",
)
class ModuleViewSet(VersionedEssentialModuleViewSet):
"""
Viewset for the Basic Module
"""
permission_classes = (NoDelete,)
serializer_class = ModuleSerializer
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