mirror of
https://github.com/evraz-hack/backend.git
synced 2025-11-04 09:37:25 +03:00
96 lines
2.8 KiB
Python
96 lines
2.8 KiB
Python
from django.db import models
|
||
|
||
|
||
class Record(models.Model):
|
||
received = models.DateTimeField(auto_now_add=True)
|
||
timestamp = models.DateTimeField(blank=False)
|
||
|
||
offset = models.IntegerField(unique=True)
|
||
|
||
# store message for further usage, e. g. reading logs, etc
|
||
message = models.JSONField(null=True)
|
||
|
||
class Meta:
|
||
ordering = ["offset"]
|
||
|
||
|
||
class RecordApproximation(models.Model):
|
||
class AmountChoices(models.IntegerChoices):
|
||
ten_minutes = 10
|
||
thirty_minutes = 30
|
||
hour = 60
|
||
|
||
amount = models.IntegerField(choices=AmountChoices.choices)
|
||
timestamp = models.DateTimeField(blank=False)
|
||
offset = models.IntegerField()
|
||
|
||
class Meta:
|
||
unique_together = ["amount", "offset"]
|
||
|
||
|
||
class ExgausterRecordSignal(models.Model):
|
||
record = models.ForeignKey(
|
||
"analytics.Record", related_name="signals", on_delete=models.CASCADE
|
||
)
|
||
signal = models.ForeignKey(
|
||
"analytics.ExgausterSignal", related_name="records", on_delete=models.CASCADE
|
||
)
|
||
value = models.FloatField()
|
||
|
||
|
||
class ExgausterRecordApproximationSignal(models.Model):
|
||
record = models.ForeignKey(
|
||
"analytics.RecordApproximation",
|
||
related_name="signals",
|
||
on_delete=models.CASCADE,
|
||
)
|
||
signal = models.ForeignKey(
|
||
"analytics.ExgausterSignal",
|
||
related_name="records_approximate",
|
||
on_delete=models.CASCADE,
|
||
)
|
||
value = models.FloatField()
|
||
|
||
|
||
class Exgauster(models.Model):
|
||
number = models.IntegerField(unique=True)
|
||
name = models.CharField(max_length=20)
|
||
|
||
|
||
class ExgausterSignal(models.Model):
|
||
class ExgausterSignalType(models.TextChoices):
|
||
ANALOG = "analog", "ANALOG"
|
||
DIGITAL = "digital", "DIGITAL"
|
||
|
||
exgauster = models.ForeignKey(
|
||
"analytics.Exgauster", related_name="signals", on_delete=models.CASCADE
|
||
)
|
||
|
||
# store place in x:y way
|
||
place_x = models.IntegerField()
|
||
place_y = models.IntegerField()
|
||
|
||
type = models.CharField(
|
||
choices=ExgausterSignalType.choices,
|
||
max_length=7,
|
||
)
|
||
comment = models.CharField(max_length=200, blank=True)
|
||
active = models.BooleanField(default=True)
|
||
|
||
# Подшипник1 - Температура нагрева - Температура - temperature
|
||
item = models.CharField(max_length=200, blank=True)
|
||
characteristics = models.CharField(max_length=200, blank=True)
|
||
characteristics_description = models.CharField(max_length=200, blank=True)
|
||
item_name = models.CharField(max_length=200, blank=True)
|
||
|
||
config = models.ForeignKey(
|
||
"self", null=True, related_name="installations", on_delete=models.SET_NULL
|
||
)
|
||
|
||
@property
|
||
def name(self) -> str:
|
||
return f"SM_Exgauster\\[{self.place_x}{':' if self.type == 'analog' else '.'}{self.place_y}]"
|
||
|
||
class Meta:
|
||
unique_together = ["place_x", "place_y", "type"]
|