Files
DataLogger-Generic/web_db/flask/app/datalogger/models.py

96 lines
3.8 KiB
Python

from datetime import datetime
import json
from .. import db
class Config(db.Model):
__tablename__ = "configs"
id = db.Column(db.Integer, primary_key=True)
parameter = db.Column(db.String(100), unique=True)
val = db.Column(db.String(100), unique=True)
created_on = db.Column(db.DateTime(), default=datetime.utcnow)
updated_on = db.Column(db.DateTime(), default=datetime.utcnow, onupdate=datetime.utcnow)
class Data_type(db.Model):
__tablename__ = "data_types"
id = db.Column(db.Integer, primary_key=True)
data_type = db.Column(db.String(32), unique=True)
plc_type = db.Column(db.String(32))
created_on = db.Column(db.DateTime(), default=datetime.utcnow)
updated_on = db.Column(db.DateTime(), default=datetime.utcnow, onupdate=datetime.utcnow)
class Device_type(db.Model):
__tablename__ = "device_types"
id = db.Column(db.Integer, primary_key=True)
device_type = db.Column(db.String(64))
created_on = db.Column(db.DateTime(), default=datetime.utcnow)
updated_on = db.Column(db.DateTime(), default=datetime.utcnow, onupdate=datetime.utcnow)
class Device(db.Model):
__tablename__ = "devices"
id = db.Column(db.Integer, primary_key=True)
device_type_id = db.Column(db.Integer, db.ForeignKey('device_types.id'))
device_type = db.relationship(Device_type, primaryjoin=device_type_id==Device_type.id)
address = db.Column(db.String(256))
created_on = db.Column(db.DateTime(), default=datetime.utcnow)
updated_on = db.Column(db.DateTime(), default=datetime.utcnow, onupdate=datetime.utcnow)
class Doc(db.Model):
__tablename__ = "docs"
id = db.Column(db.Integer, primary_key=True)
name = db.Column(db.String(128))
location = db.Column(db.String(256))
description = db.Column(db.String(256))
created_on = db.Column(db.DateTime(), default=datetime.utcnow)
updated_on = db.Column(db.DateTime(), default=datetime.utcnow, onupdate=datetime.utcnow)
class Tag_class(db.Model):
__tablename__ = "tag_classes"
id = db.Column(db.Integer, primary_key=True)
class_type = db.Column(db.String(64), unique=True)
description = db.Column(db.String(128))
created_on = db.Column(db.DateTime(), default=datetime.utcnow)
updated_on = db.Column(db.DateTime(), default=datetime.utcnow, onupdate=datetime.utcnow)
def toJSON(self):
return json.dumps({'id': self.id, 'class_type': self.class_type, 'description': self.description, 'created_on': self.created_on, 'updated_on': self.updated_on})
class Tag(db.Model):
__tablename__ = "tags"
id = db.Column(db.Integer, primary_key=True)
name = db.Column(db.String(64))
tag_class_id = db.Column(db.Integer, db.ForeignKey('tag_classes.id'))
tag_class = db.relationship(Tag_class)
tag = db.Column(db.String(128))
device_id = db.Column(db.Integer, db.ForeignKey('devices.id'))
device_ = db.relationship(Device)
description = db.Column(db.String(64))
data_type_id = db.Column(db.Integer, db.ForeignKey('data_types.id'))
data_type = db.relationship(Data_type)
change_threshold = db.Column(db.Float)
guarantee_sec = db.Column(db.Integer)
map_function = db.Column(db.String(64))
units = db.Column(db.String(10))
min_expected = db.Column(db.Float)
max_expected = db.Column(db.Float)
created_on = db.Column(db.DateTime(), default=datetime.utcnow)
updated_on = db.Column(db.DateTime(), default=datetime.utcnow, onupdate=datetime.utcnow)
class Tag_val(db.Model):
__tablename__ = "tag_vals"
id = db.Column(db.Integer, primary_key=True)
tag_id = db.Column(db.Integer, db.ForeignKey('tags.id'))
tag = db.relationship(Tag)
val = db.Column(db.Float)
created_on = db.Column(db.DateTime(), default=datetime.utcnow)
updated_on = db.Column(db.DateTime(), default=datetime.utcnow, onupdate=datetime.utcnow)