from rest_framework import serializers
from apps.employees.models import Employee


class EmployeeSerializer(serializers.ModelSerializer):
    """Базовый сериализатор — только публичные поля."""
    groups = serializers.SlugRelatedField(many=True, read_only=True, slug_field='name')

    class Meta:
        model = Employee
        fields = [
            'id', 'username', 'first_name', 'last_name', 'middle_name',
            'email', 'groups', 'photo', 'post', 'department',
            'user_location_type', 'user_organization', 'user_pharmacy',
            'employment_type', 'is_active', 'date_joined',
        ]
        read_only_fields = ['id', 'date_joined']


class EmployeeDetailSerializer(EmployeeSerializer):
    """Детальный сериализатор с PII — только для HR/администраторов."""

    class Meta(EmployeeSerializer.Meta):
        fields = EmployeeSerializer.Meta.fields + [
            'phone', 'internal_number', 'internal_line_type',
            'personal_phone', 'personal_email',
            'birth_date', 'inn_code',
            'emergency_contact_name', 'emergency_contact_phone', 'emergency_contact_relation',
            'mattermost_username', 'mattermost_sync_enabled',
            'ad_sync_enabled', 'hire_date', 'termination_date',
            'is_staff',
        ]