ENT-3143: display message banner guiding user to their enterprise LP if enabled (#24625)

* display message banner guiding user to their enterprise LP if enabled

* adding new sass class name to use same styling as recovery email alert

openedx/features/enterprise_support/api.py

@@ -23,6 +23,7 @@ from slumber.exceptions import HttpClientError, HttpNotFoundError, HttpServerErr
 
 from openedx.core.djangoapps.oauth_dispatch.jwt import create_jwt_for_user
 from openedx.core.djangoapps.site_configuration import helpers as configuration_helpers
+from openedx.core.djangolib.markup import HTML, Text
 from openedx.features.enterprise_support.utils import get_data_consent_share_cache_key
 from third_party_auth.pipeline import get as get_partial_pipeline
 from third_party_auth.provider import Registry
@@ -569,6 +570,45 @@ def get_enterprise_learner_data(user):
             return enterprise_learner_data['results']
 
 
+@enterprise_is_enabled()
+def get_enterprise_learner_portal_enabled_message(request):
+    """
+    Returns message to be displayed in dashboard if the user is linked to an Enterprise with the Learner Portal enabled.
+
+    Note: request.session['enterprise_customer'] will be used in case the user is linked to
+        multiple Enterprises. Otherwise, it won't exist and the Enterprise Learner data
+        will be used. If that doesn't exist return None.
+
+    Args:
+        request: request made to the LMS dashboard
+    """
+    if request.session['enterprise_customer']:
+        enterprise_customer = request.session['enterprise_customer']
+    else:
+        learner_data = get_enterprise_learner_data(request.user)
+        if learner_data:
+            enterprise_customer = learner_data[0]['enterprise_customer']
+        else:
+            return None
+
+    if enterprise_customer['enable_learner_portal']:
+        learner_portal_url = settings.ENTERPRISE_LEARNER_PORTAL_BASE_URL + '/' + enterprise_customer['slug']
+        return Text(_(
+            "Your organization {bold_start}{enterprise_customer_name}{bold_end} uses a custom dashboard for learning. "
+            "{link_start}Click here{link_end} to continue in that experience."
+        )).format(
+            enterprise_customer_name=enterprise_customer['name'],
+            link_start=HTML("<a href='{learner_portal_url}'>").format(
+                learner_portal_url=learner_portal_url,
+            ),
+            link_end=HTML("</a>"),
+            bold_start=HTML("<b>"),
+            bold_end=HTML("</b>"),
+        )
+    else:
+        return None
+
+
 def get_consent_notification_data(enterprise_customer):
     """
     Returns the consent notification data from DataSharingConsentPage modal