Files
lrc-backend/backend/models/virtual_command_model.py
2023-10-24 16:57:28 +02:00

114 lines
3.3 KiB
Python

import json
from datetime import datetime
from sqlalchemy.ext.hybrid import hybrid_property
from sqlalchemy.orm import backref
from backend import db
# This is the association table for the many-to-many relationship between
# virtual commands and recorder commands.
virtual_command_recorder_command_table = db.Table(
"virtual_command_recorder_command",
db.Column(
"virtual_command_id",
db.Integer,
db.ForeignKey("virtual_command.id", onupdate="CASCADE", ondelete="CASCADE"),
primary_key=True,
),
db.Column(
"recorder_command_id",
db.Integer,
db.ForeignKey("recorder_command.id", onupdate="CASCADE", ondelete="CASCADE"),
primary_key=True,
),
)
# This is the association table for the many-to-many relationship between
# virtual commands and recorder commands.
virtual_command_recorder_table = db.Table(
"virtual_command_recorder",
db.Column(
"virtual_command_id",
db.Integer,
db.ForeignKey("virtual_command.id", onupdate="CASCADE", ondelete="CASCADE"),
primary_key=True,
),
db.Column(
"recorder_id",
db.Integer,
db.ForeignKey("recorder.id", onupdate="CASCADE", ondelete="CASCADE"),
primary_key=True,
),
)
class VirtualCommand(db.Model):
id = db.Column(db.Integer, autoincrement=True, primary_key=True)
created_at = db.Column(db.DateTime, nullable=False, default=datetime.utcnow())
name = db.Column(db.Unicode(63), unique=True, nullable=False)
description = db.Column(db.Unicode(255), unique=False, nullable=True, default="")
recorders = db.relationship(
"Recorder",
secondary=virtual_command_recorder_table,
back_populates="virtual_commands",
)
recorder_commands = db.relationship(
"RecorderCommand",
secondary=virtual_command_recorder_command_table,
back_populates="virtual_commands",
)
# parent_virtual_command = db.relationship('VirtualCommand', back_populates='child_virtual_commands')
parent_virtual_command_id = db.Column(
db.Integer, db.ForeignKey("virtual_command.id")
)
child_virtual_commands = db.relationship(
"VirtualCommand", backref=backref("parent_virtual_command", remote_side=[id])
)
command_order_string = db.Column(db.String)
def __init__(self, **kwargs):
super(VirtualCommand, self).__init__(**kwargs)
@staticmethod
def get_by_name(name):
"""
Find group by name
:param name:
:return:
"""
return VirtualCommand.query.filter(VirtualCommand.name == name).first()
@staticmethod
def get_all():
"""
Return all groups
:return:
"""
return VirtualCommand.query.all()
@hybrid_property
def command_order(self):
if self.command_order_string is None:
return []
return json.loads(self.command_order_string)
@command_order.setter
def command_order(self, ordered_list_of_commands: list):
self.command_order_string = json.dumps(ordered_list_of_commands)
def __str__(self):
return self.name
def to_dict(self):
return dict(id=self.id, name=self.name, description=self.description)
def toJSON(self):
return json.dumps(
self.to_dict(), default=lambda o: o.__dict__, sort_keys=True, indent=4
)