fix(core): When an item that may be linked to a ticket is deleted, re…

…move the ticket link

ref: #15 #248 #336 #376 #381

app/config_management/models/groups.py

@@ -1,6 +1,8 @@
 import re
 
 from django.db import models
+from django.db.models.signals import post_delete
+from django.dispatch import receiver
 from django.forms import ValidationError
 
 from rest_framework.reverse import reverse
@@ -11,6 +13,7 @@
 from app.helpers.merge_software import merge_software
 
 from core.mixin.history_save import SaveHistory
+from core.signal.ticket_linked_item_delete import TicketLinkedItem, deleted_model
 
 from itam.models.device import Device, DeviceSoftware
 from itam.models.software import Software, SoftwareVersion
@@ -346,6 +349,13 @@ def __str__(self):
 
 
 
+@receiver(post_delete, sender=ConfigGroups, dispatch_uid='config_group_delete_signal')
+def signal_deleted_model(sender, instance, using, **kwargs):
+
+    deleted_model.send(sender='config_group_deleted', item_id=instance.id, item_type = TicketLinkedItem.Modules.CONFIG_GROUP)
+
+
+
 class ConfigGroupHosts(GroupsCommonFields, SaveHistory):
 
 

app/itam/models/device.py

@@ -4,6 +4,8 @@
 from datetime import timedelta
 
 from django.db import models
+from django.db.models.signals import post_delete
+from django.dispatch import receiver
 from django.forms import ValidationError
 
 from rest_framework import serializers
@@ -16,6 +18,7 @@
 
 from core.classes.icon import Icon
 from core.mixin.history_save import SaveHistory
+from core.signal.ticket_linked_item_delete import TicketLinkedItem, deleted_model
 
 from itam.models.device_common import DeviceCommonFields, DeviceCommonFieldsName
 from itam.models.device_models import DeviceModel
@@ -500,6 +503,15 @@ def get_configuration(self):
         return config
 
 
+
+@receiver(post_delete, sender=Device, dispatch_uid='device_delete_signal')
+def signal_deleted_model(sender, instance, using, **kwargs):
+
+    deleted_model.send(sender='device_deleted', item_id=instance.id, item_type = TicketLinkedItem.Modules.DEVICE)
+
+
+
+
 class DeviceSoftware(DeviceCommonFields, SaveHistory):
     """ A way for the device owner to configure software to install/remove """
 

app/itam/models/operating_system.py

@@ -1,4 +1,6 @@
 from django.db import models
+from django.db.models.signals import post_delete
+from django.dispatch import receiver
 
 from rest_framework.reverse import reverse
 
@@ -7,6 +9,7 @@
 
 from core.mixin.history_save import SaveHistory
 from core.models.manufacturer import Manufacturer
+from core.signal.ticket_linked_item_delete import TicketLinkedItem, deleted_model
 
 
 
@@ -163,6 +166,14 @@ def __str__(self):
         return self.name
 
 
+
+@receiver(post_delete, sender=OperatingSystem, dispatch_uid='operating_system_delete_signal')
+def signal_deleted_model(sender, instance, using, **kwargs):
+
+    deleted_model.send(sender='operating_system_deleted', item_id=instance.id, item_type = TicketLinkedItem.Modules.OPERATING_SYSTEM)
+
+
+
 class OperatingSystemVersion(OperatingSystemCommonFields, SaveHistory):
 
 

app/itam/models/software.py

@@ -1,4 +1,6 @@
 from django.db import models
+from django.db.models.signals import post_delete
+from django.dispatch import receiver
 
 from rest_framework.reverse import reverse
 
@@ -7,6 +9,7 @@
 
 from core.mixin.history_save import SaveHistory
 from core.models.manufacturer import Manufacturer
+from core.signal.ticket_linked_item_delete import TicketLinkedItem, deleted_model
 
 from settings.models.app_settings import AppSettings
 
@@ -248,6 +251,13 @@ def __str__(self):
 
 
 
+@receiver(post_delete, sender=Software, dispatch_uid='software_delete_signal')
+def signal_deleted_model(sender, instance, using, **kwargs):
+
+    deleted_model.send(sender='software_deleted', item_id=instance.id, item_type = TicketLinkedItem.Modules.SOFTWARE)
+
+
+
 class SoftwareVersion(SoftwareCommonFields, SaveHistory):
 
 

app/itim/models/clusters.py

@@ -1,12 +1,16 @@
 from django.contrib.auth.models import User
 from django.db import models
+from django.db.models.signals import post_delete
+from django.dispatch import receiver
 from django.forms import ValidationError
 
 from rest_framework.reverse import reverse
 
 from access.fields import *
 from access.models import Team, TenancyObject
 
+from core.signal.ticket_linked_item_delete import TicketLinkedItem, deleted_model
+
 from itam.models.device import Device
 
 
@@ -329,3 +333,10 @@ def rendered_config(self):
     def __str__(self):
 
         return self.name
+
+
+
+@receiver(post_delete, sender=Cluster, dispatch_uid='cluster_delete_signal')
+def signal_deleted_model(sender, instance, using, **kwargs):
+
+    deleted_model.send(sender='cluster_deleted', item_id=instance.id, item_type = TicketLinkedItem.Modules.CLUSTER)

app/itim/models/services.py

@@ -2,13 +2,17 @@
 
 from django.contrib.auth.models import User
 from django.db import models
+from django.db.models.signals import post_delete
+from django.dispatch import receiver
 from django.forms import ValidationError
 
 from rest_framework.reverse import reverse
 
 from access.fields import *
 from access.models import Team, TenancyObject
 
+from core.signal.ticket_linked_item_delete import TicketLinkedItem, deleted_model
+
 from itam.models.device import Device
 
 from itim.models.clusters import Cluster
@@ -374,3 +378,10 @@ def save(self, force_insert=False, force_update=False, using=None, update_fields
     def __str__(self):
 
         return self.name
+
+
+
+@receiver(post_delete, sender=Service, dispatch_uid='service_delete_signal')
+def signal_deleted_model(sender, instance, using, **kwargs):
+
+    deleted_model.send(sender='service_deleted', item_id=instance.id, item_type = TicketLinkedItem.Modules.SERVICE)