trying "POST" ..
i don know why SaveSerializer is no valid
view.py
@csrf_exempt
@api_view(['POST',])
def Save(request):
serializer = SaveSerializer(data = request.data)
data = {}
data["status"] = "fail"
serializer.is_valid()
print(serializer.errors)
if serializer.is_valid():
serializer.save()
data["status"] = "success"
return Response(status=status.HTTP_200_OK)
return Response(status=status.HTTP_404_NOT_FOUND)
model.py
from django.db import models
from colorful.fields import RGBColorField
from jsonfield import JSONField
# Create your models here.
class Work(models.Model):
#work_id = models.AutoField(primary_key=True)
work_date=models.DateField()
work_name = models.CharField(max_length=128, default='', unique=True)
#node_id = models.AutoField(primary_key=True)
work_id = models.AutoField(primary_key=True)
class Label(models.Model):
# label_id = models.AutoField(primary_key=True, null=False)
label_title = models.CharField(max_length=128, default='')
circle_size = models.DecimalField(decimal_places=0, max_digits=5)
circle_color = RGBColorField()
Label_work = models.ForeignKey(Work, on_delete=models.CASCADE, db_column =
"Work.work_id")
class Node(models.Model):
#node_id = models.AutoField(primary_key=True)
node_title = models.CharField(max_length=128, default='')
node_pointX = models.FloatField(null=False, default=100)
node_pointY = models.FloatField(null=False, default=100)
node_property = JSONField(default={})
#node_property = JSONField(default={}, dump_kwargs={'ensure_ascii': False})
node_label = models.ForeignKey(Label, on_delete=models.CASCADE, db_column =
"Label.id"
)
node_work = models.ForeignKey(Work, on_delete=models.CASCADE, db_column =
"Work.work_id"
)
def __str__(self):
return self.node_title
class myRelation(models.Model):
# relation_id = models.AutoField(primary_key=True)
myfrom_node = models.ForeignKey(Node, related_name='from_n',
on_delete=models.CASCADE
)
rel_type = models.CharField(max_length=128, default='')
rel_property = JSONField(default={})
rel_work = models.ForeignKey(Work, related_name="rpr",
on_delete=models.CASCADE, db_column="Work.work_id")
myto_node = models.ForeignKey(Node, related_name='to_n',
on_delete=models.CASCADE
)
serializers.py
from rest_framework import serializers
from .models import Work, Label, Node, myRelation
import json, datetime
class WorkSerializer(serializers.ModelSerializer):
class Meta:
model = Work
fields = ('work_date','work_name','work_id')
class LabelSerializer(serializers.ModelSerializer):
Label_work = serializers.PrimaryKeyRelatedField()
class Meta:
model = Label
fields = ('label_title','circle_size','circle_color','Label_work')
class NodeSerializer(serializers.ModelSerializer):
node_label = serializers.PrimaryKeyRelatedField()
node_work = serializers.PrimaryKeyRelatedField()
class Meta:
model = Node
fields =
('node_title','node_pointX','node_pointY','node_property','node_label')
class myRelationSerializer(serializers.ModelSerializer):
myfrom_node = serializers.PrimaryKeyRelatedField()
rel_work = serializers.PrimaryKeyRelatedField()
myto_node = serializers.PrimaryKeyRelatedField()
class Meta:
model = myRelation
fields =
('myfrom_node','rel_type','rel_property','rel_work','myto_node')
class SaveSerializer(serializers.ModelSerializer):
Node = NodeSerializer(many = True)
Relation = myRelationSerializer(many = True)
Label = LabelSerializer(many = True)
class Meta:
model = Node
fields = ('Node','Relation','Label',)
def create(self,validated_data):
print("test2")
nodes = validated_data.pop('node')
relations = validated_data.pop('relation')
labels = validated_data.pop('label')
file_id = validated_data['file_id']
work = Work.objects.filter(work_id = file_id)
Node.objects.filter(node_work=file_id).delete()
Label.objects.filter(Label_work=file_id).delete()
myRelation.objects.filter(rel_work=file_id).delete()
w = Work.objects.get(work_id=file_id)
label_dictionary = dict()
for _label in labels:
#label_dictionary[_label["id"]] = _label.objects.create(Label_work
= w, **_label)
label_dictionary[_label["id"]] =
_label.objects.create(label_title=_label["title"],
circle_size=_label["circle_size"],
circle_color=_label["circle_color"], Label_work=w)
dictionary = dict()
for _node in nodes:
# dictionary[_node["id"]] = _node.objects.create(node_label =
label_dictionary[_node["label"]], Label_work = w, **_node)
dictionary[_node["id"]] =
_node.objects.create(node_title=_node["title"], node_pointX=_node["pointX"],
node_pointY=_node["pointY"],node_property=_node["property"],
node_label=label_dictionary[_node["label"]], node_work=w)
for _relation in relations:
From_node = dictionary[_relation["myfrom_node"]]
To_node = dictionary[_relation["myto_node"]]
_relation.objects.create(myfrom_node=From_node,
rel_type=_relation["rel_type"],
rel_property=json.loads(_relation["rel_property"]),
rel_work=w, myto_node=To_node)
return work
class SaveAsSerializer(serializers.ModelSerializer):
pass
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