Files
DataLogger-Generic/web_db/flask/app/datalogger/models.py
2016-11-01 16:56:22 -05:00

204 lines
6.7 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)
@property
def serialize(self):
return {
"id": self.id,
"parameter": self.parameter,
"val": self.val,
"created_on": self.created_on,
"updated_on": self.updated_on,
}
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)
@property
def serialize(self):
return {
"id": self.id,
"data_type": self.data_type,
"plc_type": self.plc_type,
"created_on": self.created_on,
"updated_on": self.updated_on,
}
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)
@property
def serialize(self):
return {
"id": self.id,
"device_type": self.device_type,
"created_on": self.created_on,
"updated_on": self.updated_on,
}
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)
@property
def serialize(self):
return {
"id": self.id,
"device_type_id": self.device_type_id,
"device_type": self.device_type.serialize,
"address": self.address,
"created_on": self.created_on,
"updated_on": self.updated_on,
}
class Doc(db.Model):
__tablename__ = "docs"
id = db.Column(db.Integer, primary_key=True)
name = 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)
@property
def serialize(self):
return {
"id": self.id,
"name": self.name,
"location": self.location,
"description": self.description,
"created_on": self.created_on,
"updated_on": self.updated_on,
}
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})
@property
def serialize(self):
return {
"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)
@property
def serialize(self):
return {
"id": self.id,
"name": self.name,
"tag_class_id": self.tag_class_id,
"tag_class": self.tag_class.serialize,
"tag": self.tag,
"device_id": self.device_id,
"device": self.device.serialize,
"description": self.description,
"data_type_id": self.data_type_id,
"data_type": self.data_type.serialize,
"change_threshold": self.change_threshold,
"guarantee_sec": self.guarantee_sec,
"map_function": self.map_function,
"units": self.units,
"min_expected": self.min_expected,
"max_expected": self.max_expected,
"created_on": self.created_on,
"updated_on": self.updated_on
}
def latest_to_obj(tup):
ob = {}
ob['id'] = tup[0]
ob['datetime'] = str(tup[1])
ob['tag_id'] = str(tup[2])
ob['tag_name'] = str(tup[3])
ob['tag'] = str(tup[4])
ob['value'] = tup[5]
ob['units'] = tup[6]
ob['tag_description'] = str(tup[7])
ob['min_expected'] = tup[8]
ob['max_expected'] = tup[9]
return ob
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)
value = 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)
@property
def serialize(self):
return {
"id": self.id,
"tag_id": self.tag_id,
"tag": self.tag.serialize,
"value": self.value,
"created_on": self.created_on,
"updated_on": self.updated_on
}