# 修复 device 关联字段 null
This commit is contained in:
parent
937c457afd
commit
d1d9a0610d
|
@ -115,6 +115,7 @@ def get_device(device_id: str, source: str) -> Optional[dict]:
|
||||||
|
|
||||||
class WeatherLogSerializer(serializers.ModelSerializer):
|
class WeatherLogSerializer(serializers.ModelSerializer):
|
||||||
power = serializers.SerializerMethodField()
|
power = serializers.SerializerMethodField()
|
||||||
|
device_name = serializers.SerializerMethodField()
|
||||||
data_time = serializers.SerializerMethodField()
|
data_time = serializers.SerializerMethodField()
|
||||||
create_time = serializers.SerializerMethodField()
|
create_time = serializers.SerializerMethodField()
|
||||||
|
|
||||||
|
@ -143,11 +144,29 @@ class WeatherLogSerializer(serializers.ModelSerializer):
|
||||||
'create_time',
|
'create_time',
|
||||||
]
|
]
|
||||||
|
|
||||||
|
def __init__(self, *args, **kwargs):
|
||||||
|
super().__init__(*args, **kwargs)
|
||||||
|
self.device = None
|
||||||
|
|
||||||
def get_power(self, obj):
|
def get_power(self, obj):
|
||||||
# power max 12.6V, min 8.5V
|
# power max 12.6V, min 8.5V
|
||||||
power = int((float(obj.power) - 8.5) / 4.1 * 100)
|
power = int((float(obj.power) - 8.5) / 4.1 * 100)
|
||||||
return str(power)
|
return str(power)
|
||||||
|
|
||||||
|
def get_device_name(self, obj):
|
||||||
|
weather_device_id = obj.device_id
|
||||||
|
device = cache.get(weather_device_id)
|
||||||
|
if device:
|
||||||
|
self.device = device
|
||||||
|
return device.device_name
|
||||||
|
qs = DeviceInfo.objects.filter(weather_device_id=weather_device_id)
|
||||||
|
if qs.count() > 0:
|
||||||
|
device = qs[0]
|
||||||
|
self.device = device
|
||||||
|
cache.set(weather_device_id, device, 60 * 60 * 24)
|
||||||
|
return device.device_name
|
||||||
|
return None
|
||||||
|
|
||||||
def get_data_time(self, obj):
|
def get_data_time(self, obj):
|
||||||
return obj.data_time.strftime('%Y-%m-%d %H:%M:%S')
|
return obj.data_time.strftime('%Y-%m-%d %H:%M:%S')
|
||||||
|
|
||||||
|
@ -192,13 +211,12 @@ class WeatherLogWithInfoSerializer(WeatherLogSerializer):
|
||||||
'point_y',
|
'point_y',
|
||||||
]
|
]
|
||||||
|
|
||||||
def __init__(self, *args, **kwargs):
|
# def __init__(self, *args, **kwargs):
|
||||||
super().__init__(*args, **kwargs)
|
# super().__init__(*args, **kwargs)
|
||||||
self.device = None
|
# self.device = None
|
||||||
|
|
||||||
def get_longitude(self, obj):
|
def get_longitude(self, obj):
|
||||||
device = self.device
|
device = self.device
|
||||||
print(device)
|
|
||||||
if device:
|
if device:
|
||||||
if device.longitude:
|
if device.longitude:
|
||||||
return device.longitude
|
return device.longitude
|
||||||
|
@ -206,7 +224,6 @@ class WeatherLogWithInfoSerializer(WeatherLogSerializer):
|
||||||
|
|
||||||
def get_latitude(self, obj):
|
def get_latitude(self, obj):
|
||||||
device = self.device
|
device = self.device
|
||||||
print(device)
|
|
||||||
if device:
|
if device:
|
||||||
if device.latitude:
|
if device.latitude:
|
||||||
return device.latitude
|
return device.latitude
|
||||||
|
@ -214,7 +231,6 @@ class WeatherLogWithInfoSerializer(WeatherLogSerializer):
|
||||||
|
|
||||||
def get_location_id(self, obj):
|
def get_location_id(self, obj):
|
||||||
device = self.device
|
device = self.device
|
||||||
print(device)
|
|
||||||
if device:
|
if device:
|
||||||
if device.location_id:
|
if device.location_id:
|
||||||
return device.location_id
|
return device.location_id
|
||||||
|
|
Loading…
Reference in New Issue