[英]can't send post data to api in django
我無法使用 django rest 框架將發布數據發送到 api。 我使用 postman 發送數據,只有用戶部分正在添加到數據庫中,用戶的活動被拒絕。 我不知道問題誰能幫我解決這個問題
將發布數據發送到 api
{
"name": "karen",
"username": "karen",
"timezone": "US/Samoa",
"activity_periods": [
{
"log_in": "2020-06-09T21:53:25.120897Z",
"log_out": null
},
{
"log_in": "2020-06-09T22:02:35.289891Z",
"log_out": null
},
{
"log_in": "2020-06-09T22:03:36.425212Z",
"log_out": null
}
]
}
但只存儲用戶數據活動被忽略像這樣
{
"name": "karen",
"username": "karen",
"timezone": "US/Samoa",
"activity_periods": []
}
如何向用戶添加活動數據...?
模型.py
class User(models.Model):
name = models.CharField(max_length=20)
username = models.CharField(max_length=20)
password = models.CharField(max_length=20)
timezone = models.CharField(max_length=32, choices=TIMEZONES, default='UTC')
def __str__(self):
return self.name
class Activity(models.Model):
user = models.ForeignKey(User, related_name="activity_periods",on_delete=models.CASCADE,null=True, blank=True)
log_in = models.DateTimeField(null=True, blank=True)
log_out = models.DateTimeField(null=True, blank=True)
def __str__(self):
return self.user.name
序列化程序.py
class ActivitySerializer(serializers.ModelSerializer):
class Meta:
model = Activity
fields = ['log_in', 'log_out']
class UserSerializer(serializers.ModelSerializer):
# Passing login Logout to User
activity_periods = ActivitySerializer(many=True, read_only=True)
class Meta:
model = User
fields = ['name', 'username','timezone', 'activity_periods']
視圖.py
class ActivityListView(generics.ListCreateAPIView):
queryset = User.objects.all()
serializer_class = UserSerializer
name = "activity-list"
網址.py
path('rest/',views.ActivityListView.as_view())
如何向用戶添加活動數據...?
在您的UserSerializer
中,您有以下行:
activity_periods = ActivitySerializer(many=True, read_only=True)
由於read_only
設置為 True,當您POST
數據時,它不會被寫入數據庫。 嘗試將其設置為 False。
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