chore: move the credit button href to backend (#36930)

* chore: move the credit button href to backend

* refactor: quality checks

---------

Co-authored-by: Muhammad Noyan  Aziz <noyan.aziz@A006-01474.local>

common/djangoapps/student/views/dashboard.py

@@ -22,6 +22,7 @@ from opaque_keys.edx.keys import CourseKey
 from openedx_filters.learning.filters import DashboardRenderStarted
 from pytz import UTC
 
+from edx_django_utils.plugins import pluggable_override
 from lms.djangoapps.bulk_email.api import is_bulk_email_feature_enabled
 from lms.djangoapps.bulk_email.models import Optout
 from common.djangoapps.course_modes.models import CourseMode
@@ -323,6 +324,14 @@ def reverification_info(statuses):
     return reverifications
 
 
+@pluggable_override('OVERRIDE_GET_CREDIT_BUTTON_HREF')
+def get_credit_button_href(course_key):
+    """
+    Get the credit button URL for a course.
+    """
+    return f"{settings.ECOMMERCE_PUBLIC_URL_ROOT}/credit/checkout/{course_key}/"
+
+
 def credit_statuses(user, course_enrollments):
     """
     Retrieve the status for credit courses.
@@ -423,6 +432,7 @@ def credit_statuses(user, course_enrollments):
             "provider_id": None,
             "request_status": request_status_by_course.get(course_key),
             "error": False,
+            "credit_btn_href": get_credit_button_href(str(course_key)),
         }
 
         # If the user has purchased credit, then include information about the credit

lms/templates/dashboard/_dashboard_credit_info.html

@@ -24,10 +24,7 @@
         credit_msg_class = "credit-eligibility-msg"
         credit_btn_class = "purchase-credit-btn"
         credit_btn_label = _("Get Credit")
-        ecommerce_url_root = static.get_value('ECOMMERCE_PUBLIC_URL_ROOT', settings.ECOMMERCE_PUBLIC_URL_ROOT)
-        credit_btn_href = '{root}/credit/checkout/{course_id}/'.format(
-            root=ecommerce_url_root,
-            course_id=credit_status['course_key'])
+        credit_btn_href = credit_status['credit_btn_href']
 
         if credit_status["purchased"]:
             request_status = credit_status["request_status"]