92 lines
3.7 KiB
Python
92 lines
3.7 KiB
Python
from rest_framework import serializers
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from drf_spectacular.utils import extend_schema_field
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from drf_spectacular.types import OpenApiTypes
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from typing import Dict, Any
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from sitemanagement.models import Sensor, Alert
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class NotificationSerializer(serializers.ModelSerializer):
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type = serializers.SerializerMethodField()
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priority = serializers.SerializerMethodField()
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timestamp = serializers.DateTimeField(source='created_at')
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acknowledged = serializers.BooleanField(source='resolved', default=False)
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class Meta:
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model = Alert
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fields = ('id', 'type', 'timestamp', 'acknowledged', 'priority')
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def get_type(self, obj):
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return 'critical' if obj.severity == 'critical' else 'warning'
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def get_priority(self, obj):
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return 'high' if obj.severity == 'critical' else 'medium'
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class DetectorSerializer(serializers.ModelSerializer):
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detector_id = serializers.SerializerMethodField()
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type = serializers.SerializerMethodField()
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detector_type = serializers.SerializerMethodField()
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name = serializers.SerializerMethodField()
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object = serializers.SerializerMethodField()
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status = serializers.SerializerMethodField()
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zone = serializers.SerializerMethodField()
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floor = serializers.SerializerMethodField()
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notifications = NotificationSerializer(source='alerts', many=True)
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class Meta:
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model = Sensor
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fields = ('detector_id', 'type', 'detector_type', 'serial_number', 'name', 'object', 'status', 'zone', 'floor', 'notifications')
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def get_detector_id(self, obj):
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# Используем serial_number для совместимости с 3D моделью
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# Если serial_number нет, используем ID с префиксом
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return obj.serial_number or f"sensor_{obj.id}"
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def get_type(self, obj):
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sensor_type_mapping = {
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'GA': 'Инклинометр',
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'PE': 'Тензометр',
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'GLE': 'Гидроуровень',
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}
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code = (getattr(obj.sensor_type, 'code', '') or '').upper()
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return sensor_type_mapping.get(code, (getattr(obj.sensor_type, 'name', '') or ''))
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def get_detector_type(self, obj):
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return (getattr(obj.sensor_type, 'code', '') or '').upper()
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def get_name(self, obj):
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sensor_type = getattr(obj, 'sensor_type', None) or getattr(obj, 'sensor_type', None)
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serial = getattr(obj, 'serial_number', '') or ''
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base_name = getattr(obj, 'name', '') or ''
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return base_name or f"{getattr(obj.sensor_type, 'code', '')}-{serial}".strip('-')
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def get_object(self, obj):
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# получаем первую зону датчика и её объект
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zone = obj.zones.first()
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if zone:
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return zone.object.title
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return None
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def get_status(self, obj):
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# проверяем наличие активных алертов
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latest_alert = obj.alerts.filter(resolved=False).first()
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if latest_alert:
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return latest_alert.severity # вернет 'warning' или 'critical'
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return 'normal'
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def get_zone(self, obj):
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first_zone = obj.zones.first()
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return first_zone.name if first_zone else None
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def get_floor(self, obj):
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first_zone = obj.zones.first()
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return getattr(first_zone, 'floor', None)
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class DetectorsResponseSerializer(serializers.Serializer):
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detectors = serializers.SerializerMethodField()
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@extend_schema_field(OpenApiTypes.OBJECT)
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def get_detectors(self, sensors) -> Dict[str, Any]:
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detector_serializer = DetectorSerializer(sensors, many=True)
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return {
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sensor['detector_id']: sensor
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for sensor in detector_serializer.data
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} |