Minor refactor

src/registrar/management/commands/load_organization_data.py

@@ -12,6 +12,7 @@ from registrar.management.commands.utility.transition_domain_arguments import Tr
 from registrar.models import TransitionDomain, DomainInformation
 from django.core.paginator import Paginator
 from typing import List
+from registrar.models.domain import Domain
 
 from registrar.utility.errors import LoadOrganizationError, LoadOrganizationErrorCodes
 
@@ -163,15 +164,10 @@ class Command(BaseCommand):
         if len(target_transition_domains) != len(transition_domains):
             raise LoadOrganizationError(code=LoadOrganizationErrorCodes.TRANSITION_DOMAINS_NOT_FOUND)
 
-        # Start with all DomainInformation objects
-        domain_informations = DomainInformation.objects.all()
-        domain_informations_dict = {di.domain.name: di for di in domain_informations if di.domain is not None}
-
-        # Then, use each domain object to map TransitionDomain <--> DomainInformation
-        # Fetches all DomainInformations in one query.
+        # Maps TransitionDomain <--> DomainInformation.
         # If any related organization fields have been updated,
         # we can assume that they modified this information themselves - thus we should not update it.
-        domain_informations = domain_informations.filter(
+        domain_informations = DomainInformation.objects.filter(
             domain__name__in=[td.domain_name for td in transition_domains],
             address_line1__isnull=True,
             city__isnull=True,
@@ -182,9 +178,7 @@ class Command(BaseCommand):
 
         # === Create DomainInformation objects === #
         for item in transition_domains:
-            self.map_transition_domain_to_domain_information(
-                item, domain_informations_dict, filtered_domain_informations_dict, debug
-            )
+            self.map_transition_domain_to_domain_information(item, filtered_domain_informations_dict, debug)
 
         # === Log results and return data === #
         if len(self.domains_failed_to_update) > 0:
@@ -227,18 +221,14 @@ class Command(BaseCommand):
             f"{TerminalColors.ENDC}"
         )
 
-    def map_transition_domain_to_domain_information(
-        self, item, domain_informations_dict, filtered_domain_informations_dict, debug
-    ):
+    def map_transition_domain_to_domain_information(self, item, domain_informations_dict, debug):
         """Attempts to return a DomainInformation object based on values from TransitionDomain.
         Any domains which cannot be updated will be stored in an array.
         """
         does_not_exist: bool = self.is_domain_name_missing(item, domain_informations_dict)
         all_fields_are_none: bool = self.is_organization_data_missing(item)
-        user_updated_field: bool = self.is_domain_name_missing(item, filtered_domain_informations_dict)
         if does_not_exist:
-            logger.error(f"Could not add {item.domain_name}. Domain does not exist.")
-            self.domains_failed_to_update.append(item)
+            self.handle_if_domain_name_missing(item.domain_name)
         elif all_fields_are_none:
             logger.info(
                 f"{TerminalColors.YELLOW}"
@@ -246,16 +236,9 @@ class Command(BaseCommand):
                 f"{TerminalColors.ENDC}"
             )
             self.domains_skipped.append(item)
-        elif user_updated_field:
-            logger.info(
-                f"{TerminalColors.YELLOW}"
-                f"Domain {item.domain_name} was updated by a user. Cannot update."
-                f"{TerminalColors.ENDC}"
-            )
-            self.domains_skipped.append(item)
         else:
             # Based on the current domain, grab the right DomainInformation object.
-            current_domain_information = filtered_domain_informations_dict[item.domain_name]
+            current_domain_information = domain_informations_dict[item.domain_name]
             if current_domain_information.domain is None or current_domain_information.domain.name is None:
                 raise LoadOrganizationError(code=LoadOrganizationErrorCodes.DOMAIN_NAME_WAS_NONE)
 
@@ -277,3 +260,30 @@ class Command(BaseCommand):
         """Checks if all desired Organization fields to update are none"""
         fields = [item.address_line, item.city, item.state_territory, item.zipcode]
         return all(field is None for field in fields)
+
+    def handle_if_domain_name_missing(self, domain_name):
+        """
+        Infers what to log if we can't find a domain_name and updates the relevant lists.
+
+        This function performs the following checks:
+        1. If the domain does not exist, it logs an error and adds the domain name to the `domains_failed_to_update` list.
+        2. If the domain was updated by a user, it logs an info message and adds the domain name to the `domains_skipped` list.
+        3. If there are duplicate domains, it logs an error and adds the domain name to the `domains_failed_to_update` list.
+
+        Args:
+            domain_name (str): The name of the domain to check.
+        """
+        domains = Domain.objects.filter(name=domain_name)
+        if domains.count() == 0:
+            logger.error(f"Could not add {domain_name}. Domain does not exist.")
+            self.domains_failed_to_update.append(domain_name)
+        elif domains.count() == 1:
+            logger.info(
+                f"{TerminalColors.YELLOW}"
+                f"Domain {domain_name} was updated by a user. Cannot update."
+                f"{TerminalColors.ENDC}"
+            )
+            self.domains_skipped.append(domain_name)
+        else:
+            logger.error(f"Could not add {domain_name}. Duplicate domains exist.")
+            self.domains_failed_to_update.append(domain_name)