Overhauled entire project config, added notifications, email templates, optimized stripe subscriptions, redis caching, and webdriver utilities

backend/user_groups/signals.py

@@ -0,0 +1,107 @@
+from subscriptions.models import SubscriptionPlan
+from accounts.models import CustomUser
+from .models import UserGroup
+from subscriptions.tasks import get_user_group_subscription
+from django.db.models.signals import m2m_changed, post_migrate
+from django.dispatch import receiver
+from config.settings import STRIPE_SECRET_KEY, ROOT_DIR
+import os
+import json
+import stripe
+stripe.api_key = STRIPE_SECRET_KEY
+
+
+@receiver(m2m_changed, sender=UserGroup.managers.through)
+def update_group_managers(sender, instance, action, **kwargs):
+    # When adding new managers to a UserGroup, associate them with it
+    if action == 'post_add':
+        # Get the newly added managers
+        new_managers = kwargs.get('pk_set', set())
+        for manager in new_managers:
+            # Retrieve the member
+            USER = CustomUser.objects.get(pk=manager)
+            if not USER.user_group:
+                # Update their group assiociation
+                USER.user_group = instance
+                USER.save()
+            if USER not in instance.members.all():
+                instance.members.add(USER)
+    # When removing managers from a UserGroup, remove their association with it
+    elif action == 'post_remove':
+        for manager in kwargs['pk_set']:
+            # Retrieve the manager
+            USER = CustomUser.objects.get(pk=manager)
+            if USER not in instance.members.all():
+                USER.user_group = None
+                USER.save()
+
+
+@receiver(m2m_changed, sender=UserGroup.members.through)
+def update_group_members(sender, instance, action, **kwargs):
+    # When adding new members to a UserGroup, associate them with it
+    if action == 'post_add':
+        # Get the newly added members
+        new_members = kwargs.get('pk_set', set())
+        for member in new_members:
+            # Retrieve the member
+            USER = CustomUser.objects.get(pk=member)
+            if not USER.user_group:
+                # Update their group assiociation
+                USER.user_group = instance
+                USER.save()
+    # When removing members from a UserGroup, remove their association with it
+    elif action == 'post_remove':
+        for client in kwargs['pk_set']:
+            USER = CustomUser.objects.get(pk=client)
+            if USER not in instance.members.all() and USER not in instance.managers.all():
+                USER.user_group = None
+                USER.save()
+    # Update usage records
+    SUBSCRIPTION_GROUP = get_user_group_subscription(instance.id)
+    if SUBSCRIPTION_GROUP:
+        try:
+            print(f"Updating usage record for UserGroup {instance.name}")
+            # Update usage for members
+            SUBSCRIPTION_ITEM = SUBSCRIPTION_GROUP.subscription
+            stripe.SubscriptionItem.create_usage_record(
+                SUBSCRIPTION_ITEM.stripe_id,
+                quantity=len(instance.members.all()),
+                action="set"
+            )
+        except:
+            print(
+                f'Warning: Unable to update usage record for SubscriptionGroup ID:{instance.id}')
+
+
+@receiver(post_migrate)
+def create_groups(sender, **kwargs):
+    if sender.name == "agencies":
+        with open(os.path.join(ROOT_DIR, 'seed_data.json'), "r") as f:
+            seed_data = json.loads(f.read())
+            for user_group in seed_data['user_groups']:
+                OWNER = CustomUser.objects.filter(
+                    email=user_group['owner']).first()
+                USER_GROUP, CREATED = UserGroup.objects.get_or_create(
+                    owner=OWNER,
+                    agency_name=user_group['name'],
+                )
+                if CREATED:
+                    print(f"Created UserGroup {USER_GROUP.agency_name}")
+
+                # Add managers
+                USERS = CustomUser.objects.filter(
+                    email__in=user_group['managers'])
+                for USER in USERS:
+                    if USER not in USER_GROUP.managers.all():
+                        print(
+                            f"Adding User {USER.full_name} as manager to UserGroup {USER_GROUP.agency_name}")
+                        USER_GROUP.managers.add(USER)
+                # Add members
+                USERS = CustomUser.objects.filter(
+                    email__in=user_group['members'])
+                for USER in USERS:
+                    if USER not in USER_GROUP.members.all():
+                        print(
+                            f"Adding User {USER.full_name} as member to UserGroup {USER_GROUP.agency_name}")
+                        USER_GROUP.clients.add(USER)
+                USER_GROUP.save()