Populate max min weekly hours (#2488)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

cms/migrations/0042_populate_weekly_hours.py

@@ -0,0 +1,42 @@
+# Generated by Django 4.2.16 on 2024-12-05 19:39
+import re
+
+from django.db import migrations
+
+
+def populate_weekly_hours_fields(apps, schema_editor):
+    CoursePage = apps.get_model("cms", "CoursePage")
+    for page in CoursePage.objects.all():
+        if page.effort:
+            effort_str = page.effort.lower()
+            effort_nums = re.findall(r"\d+", effort_str)
+            if len(effort_nums) > 0:
+                page.min_weekly_hours = effort_nums[0]
+                page.max_weekly_hours = (
+                    effort_nums[1] if len(effort_nums) > 1 else effort_nums[0]
+                )
+                page.save()
+
+    ProgramPage = apps.get_model("cms", "ProgramPage")
+    for page in ProgramPage.objects.all():
+        if page.effort:
+            effort_str = page.effort.lower()
+            effort_nums = re.findall(r"\d+", effort_str)
+            if len(effort_nums) > 0:
+                page.min_weekly_hours = effort_nums[0]
+                page.max_weekly_hours = (
+                    effort_nums[1] if len(effort_nums) > 1 else effort_nums[0]
+                )
+                page.save()
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("cms", "0041_populate_min_weeks"),
+    ]
+
+    operations = [
+        migrations.RunPython(
+            populate_weekly_hours_fields, reverse_code=migrations.RunPython.noop
+        ),
+    ]