Source code for nlpmed_portal.management.api.serializers

# SPDX-FileCopyrightText: Copyright (C) 2026 Omid Jafari <omidjafari.com>
# SPDX-License-Identifier: AGPL-3.0-or-later
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

from allauth.usersessions.models import UserSession
from django.contrib.auth.models import Group
from django.contrib.auth.models import Permission
from rest_framework import serializers

from nlpmed_portal.management.constants import PERMISSION_CODENAMES
from nlpmed_portal.management.models import Feedback
from nlpmed_portal.users.models import User




class UserListSerializer(serializers.ModelSerializer):
    group_names: serializers.SlugRelatedField = serializers.SlugRelatedField(
        source="groups",
        many=True,
        read_only=True,
        slug_field="name",
    )



    class Meta:
        model = User
        fields = [
            "pk",
            "is_active",
            "username",
            "email",
            "name",
            "groups",
            "group_names",
        ]
        read_only_fields = fields






class UserDetailSerializer(serializers.ModelSerializer):
    group_names: serializers.SlugRelatedField = serializers.SlugRelatedField(
        source="groups",
        many=True,
        read_only=True,
        slug_field="name",
    )
    all_groups = serializers.SerializerMethodField()



    class Meta:
        model = User
        fields = [
            "pk",
            "is_active",
            "username",
            "email",
            "name",
            "groups",
            "group_names",
            "all_groups",
        ]
        read_only_fields = ["pk", "username", "email", "group_names"]




    def get_all_groups(self, obj):
        return list(Group.objects.values("id", "name"))






class UserSessionSerializer(serializers.ModelSerializer):


    class Meta:
        model = UserSession
        fields = ["created_at", "ip", "user_agent", "last_seen_at"]






class GroupListSerializer(serializers.ModelSerializer):
    permissions = serializers.PrimaryKeyRelatedField(
        queryset=Permission.objects.filter(
            content_type__app_label__in=["management", "nlp", "annotations"],
            codename__in=PERMISSION_CODENAMES,
        ),
        many=True,
    )
    permissions_display: serializers.StringRelatedField = serializers.StringRelatedField(
        source="permissions",
        many=True,
        read_only=True,
    )



    class Meta:
        model = Group
        fields = ["pk", "name", "permissions", "permissions_display"]
        read_only_fields = fields






class GroupDetailSerializer(serializers.ModelSerializer):
    permissions = serializers.PrimaryKeyRelatedField(
        queryset=Permission.objects.filter(
            content_type__app_label__in=["management", "nlp", "annotations"],
            codename__in=PERMISSION_CODENAMES,
        ),
        many=True,
    )
    permissions_display: serializers.StringRelatedField = serializers.StringRelatedField(
        source="permissions",
        many=True,
        read_only=True,
    )
    all_permissions = serializers.SerializerMethodField()



    class Meta:
        model = Group
        fields = ["pk", "name", "permissions", "permissions_display", "all_permissions"]
        read_only_fields = ["pk", "permissions_display", "all_permissions"]




    def get_all_permissions(self, obj):
        return self.context["all_perms"]






class FeedbackSerializer(serializers.ModelSerializer):
    user = serializers.HiddenField(default=serializers.CurrentUserDefault())
    username = serializers.CharField(source="user.username", read_only=True)



    class Meta:
        model = Feedback
        fields = "__all__"
        read_only_fields = ["id", "created_at", "username"]