MindMap/backend/mindmap/models.py

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from django.db import models
import uuid
class mindMap(models.Model):
"""思维导图(最小字段,按接口文档)"""
file_name = models.CharField(max_length=255, default='思维导图') # title
created_at = models.DateTimeField(auto_now_add=True) # createDate
updated_at = models.DateTimeField(auto_now=True) # updateDate
deleted = models.BooleanField(default=False) # delete
class Meta:
db_table = 'mindmaps'
ordering = ['-created_at']
def __str__(self):
return f"{self.file_name}"
class Node(models.Model):
"""节点(最小字段,按接口文档)"""
id = models.CharField(max_length=255, primary_key=True, default=uuid.uuid4)
mindmap = models.ForeignKey(mindMap, on_delete=models.CASCADE, related_name='nodes')
is_root = models.BooleanField(default=False) # isRoot
parent_id = models.CharField(max_length=255, null=True, blank=True) # parentId
children_count = models.IntegerField(default=0) # childrenCount
depth = models.IntegerField(default=0) # depth
title = models.CharField(max_length=500, blank=True, default='') # title
desc = models.TextField(blank=True, default='') # des
created_at = models.DateTimeField(auto_now_add=True) # createDate
updated_at = models.DateTimeField(auto_now=True) # updateDate
deleted = models.BooleanField(default=False) # delete
class Meta:
db_table = 'nodes'
ordering = ['created_at']