From 166e5b843d02c28472fc4c324331a58e99cd7cd4 Mon Sep 17 00:00:00 2001
From: Michael Collins <15347726+michaeljcollinsuk@users.noreply.github.com>
Date: Mon, 11 Sep 2023 09:50:21 +0100
Subject: [PATCH] ANPL-1540 add management command to write email addresses for
 a auth0 group to a CSV file (#1201)

Created afeter Susan Baron owner of Segmentation Tool requested all user emails
---
 .../commands/get_customer_emails_csv.py       | 31 +++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 controlpanel/cli/management/commands/get_customer_emails_csv.py

diff --git a/controlpanel/cli/management/commands/get_customer_emails_csv.py b/controlpanel/cli/management/commands/get_customer_emails_csv.py
new file mode 100644
index 000000000..01137c804
--- /dev/null
+++ b/controlpanel/cli/management/commands/get_customer_emails_csv.py
@@ -0,0 +1,31 @@
+# Standard library
+import csv
+from datetime import datetime
+
+# Third-party
+from django.core.management import BaseCommand
+
+# First-party/Local
+from controlpanel.api import auth0
+
+
+class Command(BaseCommand):
+    help = "Writes a CSV with all customer emails for an auth0 group"
+
+    def add_arguments(self, parser):
+        parser.add_argument(
+            "group_name",
+            type=str,
+            help="input: The auth0 group name to get customers emails for"
+        )
+
+    def handle(self, *args, **options):
+        group_name = options["group_name"]
+        auth_instance = auth0.ExtendedAuth0()
+        group_id = auth_instance.groups.get_group_id(group_name)
+        timestamp = datetime.now().strftime("%d-%m-%Y_%H%M")
+        with open(f"{group_name}_customers_{timestamp}.csv", "w") as f:
+            writer = csv.writer(f)
+            writer.writerow(["Email"])
+            for customer in auth_instance.groups.get_group_members(group_id):
+                writer.writerow([customer["email"]])