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UPDATE

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This commit is contained in:
Mohammad Sajad Pourajam
2026-05-05 21:01:58 +03:30
parent 39efd537bf
commit 4e28bacad6
54 changed files with 2729 additions and 1115 deletions
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device_hub/migrations/0001_initial.py
+45 -5
View File
@@ -4,11 +4,23 @@ import django.db.models.deletion
from django.db import migrations, models
def _create_model_if_missing(app_label, model_name):
def _operation(apps, schema_editor):
model = apps.get_model(app_label, model_name)
existing_tables = set(schema_editor.connection.introspection.table_names())
if model._meta.db_table in existing_tables:
return
schema_editor.create_model(model)
return _operation
class Migration(migrations.Migration):
initial = True
atomic = False
dependencies = [
("farm_hub", "0009_farmhub_irrigation_method_fields"),
("farm_hub", "0001_initial"),
]
operations = [
@@ -33,24 +45,48 @@ class Migration(migrations.Migration):
],
options={"db_table": "sensor_catalogs", "ordering": ["code"]},
),
],
),
migrations.RunPython(
_create_model_if_missing("device_hub", "SensorCatalog"),
migrations.RunPython.noop,
),
migrations.SeparateDatabaseAndState(
database_operations=[],
state_operations=[
migrations.CreateModel(
name="FarmDevice",
name="FarmSensor",
fields=[
("id", models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name="ID")),
("uuid", models.UUIDField(db_index=True, default=uuid.uuid4, editable=False, unique=True)),
("physical_device_uuid", models.UUIDField(db_index=True, default=uuid.uuid4, unique=True)),
("name", models.CharField(max_length=255)),
("sensor_type", models.CharField(blank=True, default="", max_length=255)),
("is_active", models.BooleanField(default=True)),
("specifications", models.JSONField(blank=True, default=dict)),
("power_source", models.JSONField(blank=True, default=dict)),
("customization", models.JSONField(blank=True, default=dict)),
("created_at", models.DateTimeField(auto_now_add=True)),
("updated_at", models.DateTimeField(auto_now=True)),
("farm", models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name="sensors", to="farm_hub.farmhub")),
("sensor_catalog", models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.PROTECT, related_name="farm_devices", to="device_hub.sensorcatalog")),
(
"farm",
models.ForeignKey(
on_delete=django.db.models.deletion.CASCADE,
related_name="sensors",
to="farm_hub.farmhub",
),
),
],
options={"db_table": "farm_sensors", "ordering": ["-created_at"]},
),
],
),
migrations.RunPython(
_create_model_if_missing("device_hub", "FarmSensor"),
migrations.RunPython.noop,
),
migrations.SeparateDatabaseAndState(
database_operations=[],
state_operations=[
migrations.CreateModel(
name="SensorExternalRequestLog",
fields=[
@@ -65,4 +101,8 @@ class Migration(migrations.Migration):
),
],
),
migrations.RunPython(
_create_model_if_missing("device_hub", "SensorExternalRequestLog"),
migrations.RunPython.noop,
),
]
device_hub/migrations/0004_absorb_sensor_catalog.py
+28 -3
View File
@@ -1,10 +1,35 @@
from django.db import migrations
import uuid
import django.db.models.deletion
from django.db import migrations, models
class Migration(migrations.Migration):
dependencies = [
("device_hub", "0003_absorb_sensor_external_api"),
("farm_hub", "0003_farmsensor_catalog_and_physical_device"),
]
operations = []
operations = [
migrations.SeparateDatabaseAndState(
database_operations=[],
state_operations=[
migrations.AddField(
model_name="farmsensor",
name="physical_device_uuid",
field=models.UUIDField(db_index=True, default=uuid.uuid4, unique=True),
),
migrations.AddField(
model_name="farmsensor",
name="sensor_catalog",
field=models.ForeignKey(
blank=True,
null=True,
on_delete=django.db.models.deletion.PROTECT,
related_name="farm_sensors",
to="device_hub.sensorcatalog",
),
),
],
),
]
device_hub/migrations/0006_rename_sensorcatalog_to_devicecatalog_and_add_communication_type.py
+29 -18
View File
@@ -9,23 +9,34 @@ class Migration(migrations.Migration):
]
operations = [
migrations.RenameModel(
old_name="SensorCatalog",
new_name="DeviceCatalog",
),
migrations.AddField(
model_name="devicecatalog",
name="device_communication_type",
field=models.CharField(
choices=[("output_only", "Output Only"), ("input_only", "Input Only")],
db_index=True,
default="output_only",
max_length=32,
),
),
migrations.AlterField(
model_name="farmdevice",
name="sensor_catalog",
field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.PROTECT, related_name="farm_devices", to="device_hub.devicecatalog"),
migrations.SeparateDatabaseAndState(
database_operations=[],
state_operations=[
migrations.RenameModel(
old_name="SensorCatalog",
new_name="DeviceCatalog",
),
migrations.AddField(
model_name="devicecatalog",
name="device_communication_type",
field=models.CharField(
choices=[("output_only", "Output Only"), ("input_only", "Input Only")],
db_index=True,
default="output_only",
max_length=32,
),
),
migrations.AlterField(
model_name="farmdevice",
name="sensor_catalog",
field=models.ForeignKey(
blank=True,
null=True,
on_delete=django.db.models.deletion.PROTECT,
related_name="farm_devices",
to="device_hub.devicecatalog",
),
),
],
),
]
device_hub/migrations/0008_farmdevice_device_catalogs.py
+34 -6
View File
@@ -1,23 +1,51 @@
from django.db import migrations, models
def ensure_device_catalogs_m2m_table(apps, schema_editor):
FarmDevice = apps.get_model("device_hub", "FarmDevice")
through_model = FarmDevice._meta.get_field("device_catalogs").remote_field.through
existing_tables = set(schema_editor.connection.introspection.table_names())
if through_model._meta.db_table not in existing_tables:
schema_editor.create_model(through_model)
def copy_sensor_catalog_to_device_catalogs(apps, schema_editor):
FarmDevice = apps.get_model("device_hub", "FarmDevice")
for farm_device in FarmDevice.objects.exclude(sensor_catalog__isnull=True).iterator():
farm_device.device_catalogs.add(farm_device.sensor_catalog_id)
through_model = FarmDevice._meta.get_field("device_catalogs").remote_field.through
through_table = through_model._meta.db_table
farm_device_column = through_model._meta.get_field("farmdevice").column
device_catalog_column = through_model._meta.get_field("devicecatalog").column
with schema_editor.connection.cursor() as cursor:
for farm_device_id, sensor_catalog_id in FarmDevice.objects.exclude(sensor_catalog__isnull=True).values_list("pk", "sensor_catalog_id").iterator():
cursor.execute(
f"""
INSERT IGNORE INTO {schema_editor.quote_name(through_table)}
({schema_editor.quote_name(farm_device_column)}, {schema_editor.quote_name(device_catalog_column)})
VALUES (%s, %s)
""",
[farm_device_id, sensor_catalog_id],
)
class Migration(migrations.Migration):
atomic = False
dependencies = [
("device_hub", "0007_devicecatalog_dynamic_fields"),
]
operations = [
migrations.AddField(
model_name="farmdevice",
name="device_catalogs",
field=models.ManyToManyField(blank=True, related_name="composite_farm_devices", to="device_hub.devicecatalog"),
migrations.SeparateDatabaseAndState(
database_operations=[],
state_operations=[
migrations.AddField(
model_name="farmdevice",
name="device_catalogs",
field=models.ManyToManyField(blank=True, related_name="composite_farm_devices", to="device_hub.devicecatalog"),
),
],
),
migrations.RunPython(ensure_device_catalogs_m2m_table, migrations.RunPython.noop),
migrations.RunPython(copy_sensor_catalog_to_device_catalogs, migrations.RunPython.noop),
]
device_hub/migrations/0009_sync_devicecatalog_schema.py
+47
View File
@@ -0,0 +1,47 @@
from django.db import migrations, models
def add_column_if_missing(schema_editor, table_name, column_name, field):
existing_columns = {
column.name
for column in schema_editor.connection.introspection.get_table_description(
schema_editor.connection.cursor(),
table_name,
)
}
if column_name in existing_columns:
return
field.set_attributes_from_name(column_name)
schema_editor.add_field(
field.model,
field,
)
def sync_devicecatalog_schema(apps, schema_editor):
DeviceCatalog = apps.get_model("device_hub", "DeviceCatalog")
table_name = DeviceCatalog._meta.db_table
fields = [
DeviceCatalog._meta.get_field("device_communication_type"),
DeviceCatalog._meta.get_field("payload_mapping"),
DeviceCatalog._meta.get_field("display_schema"),
DeviceCatalog._meta.get_field("supported_widgets"),
DeviceCatalog._meta.get_field("commands_schema"),
DeviceCatalog._meta.get_field("capabilities"),
]
for field in fields:
add_column_if_missing(schema_editor, table_name, field.column, field)
class Migration(migrations.Migration):
atomic = False
dependencies = [
("device_hub", "0008_farmdevice_device_catalogs"),
]
operations = [
migrations.RunPython(sync_devicecatalog_schema, migrations.RunPython.noop),
]