From 7bd1c9f17579b01d3297a8d352ee195106965c34 Mon Sep 17 00:00:00 2001
From: Tanner Collin <git@tannercollin.com>
Date: Fri, 12 May 2023 17:26:52 +0000
Subject: [PATCH] Test sending reminders for instructors to mark attendance

---
 .../api/management/commands/run_hourly.py     | 74 ++++++++++++++++++-
 1 file changed, 73 insertions(+), 1 deletion(-)

diff --git a/apiserver/apiserver/api/management/commands/run_hourly.py b/apiserver/apiserver/api/management/commands/run_hourly.py
index 31b4fff..4778375 100644
--- a/apiserver/apiserver/api/management/commands/run_hourly.py
+++ b/apiserver/apiserver/api/management/commands/run_hourly.py
@@ -35,6 +35,8 @@ class Command(BaseCommand):
         utils.gen_search_strings()
 
     def send_class_reminders(self):
+        # sends reminders to instructors that they are teaching a class
+        # within 6-7 hours from now
         count = 0
 
         now = utils.now_alberta_tz()
@@ -91,6 +93,73 @@ class Command(BaseCommand):
 
         return count
 
+    def send_attendance_reminders(self):
+        # sends reminders to instructors to mark attendance for classes
+        # that happened 6-7 hours ago if they haven't already
+        count = 0
+
+        now = utils.now_alberta_tz()
+        current_hour_start = now.replace(minute=0, second=0, microsecond=0)
+
+        six_hours_ago = current_hour_start - timedelta(hours=6)
+        seven_hours_ago = current_hour_start - timedelta(hours=7)
+
+        sessions = models.Session.objects.all()
+        reminder_sessions = sessions.filter(
+            datetime__gte=seven_hours_ago,
+            datetime__lt=six_hours_ago,
+        )
+
+        if reminder_sessions.count() == 0:
+            self.stdout.write('No classes found within timeframe, returning')
+            return 0
+
+        self.stdout.write('Found {} sessions between {} and {} mountain time.'.format(
+            reminder_sessions.count(),
+            str(seven_hours_ago),
+            str(six_hours_ago),
+        ))
+
+        for session in reminder_sessions:
+            self.stdout.write('Session {} instructor {}:'.format(
+                str(session),
+                session.instructor.username,
+            ))
+
+            if session.is_cancelled:
+                self.stdout.write('    Is cancelled, skipping.')
+                continue
+
+            if session.course.id in [317, 273, 413]:
+                self.stdout.write('    Is members meeting or cleanup, skipping.')
+                continue
+
+            if session.course.tags in ['Event', 'Outing']:
+                self.stdout.write('    Is only outing or event, skipping.')
+                continue
+
+            if session.students.count() == 0:
+                self.stdout.write('    Class is empty, skipping.')
+                continue
+
+            if session.students.filter(attendance_status='Attended').count() > 0:
+                self.stdout.write('    Instructor already marked attendance, skipping.')
+                continue
+
+            self.stdout.write('    Emailing {} {}:'.format(session.instructor.username, session.instructor.email))
+
+            utils.alert_tanner('Attendance reminder {} for {} {}'.format(
+                str(session),
+                session.instructor.username,
+                session.instructor.email,
+            ))
+
+            self.stdout.write('    Sent attendance reminder email.')
+
+            count += 1
+
+        return count
+
 
     def handle(self, *args, **options):
         self.stdout.write('{} - Beginning hourly tasks'.format(str(now())))
@@ -100,7 +169,10 @@ class Command(BaseCommand):
         self.stdout.write('Generated stats')
 
         count = self.send_class_reminders()
-        self.stdout.write('Sent {} reminders'.format(count))
+        self.stdout.write('Sent {} class reminders'.format(count))
+
+        count = self.send_attendance_reminders()
+        self.stdout.write('Sent {} attendance reminders'.format(count))
 
         self.stdout.write('Completed tasks in {} s'.format(
             str(time.time() - start)[:4]