Merge pull request #412 from dod-ccpo/status-change-emails

Notify PSO or MO of request status change

atst/domain/authz.py

@@ -29,3 +29,7 @@ class Authorization(object):
     @classmethod
     def can_view_audit_log(cls, user):
         return Authorization.has_atat_permission(user, Permissions.VIEW_AUDIT_LOG)
+
+    @classmethod
+    def is_ccpo(cls, user):
+        return user.atat_role.name == "ccpo"

atst/domain/requests/requests.py

@@ -6,9 +6,11 @@ from atst.models.request_status_event import RequestStatusEvent, RequestStatus
 from atst.models.request_review import RequestReview
 from atst.models.request_internal_comment import RequestInternalComment
 from atst.utils import deep_merge
+from atst.queue import queue
 
 from .query import RequestsQuery
 from .authorization import RequestsAuthorization
+from .status_event_handler import RequestStatusEventHandler
 
 
 def create_revision_from_request_body(body):
@@ -95,11 +97,17 @@ class Requests(object):
 
     @classmethod
     def set_status(cls, request, status: RequestStatus):
+        old_status = request.status
         status_event = RequestStatusEvent(
             new_status=status, revision=request.latest_revision
         )
         request.status_events.append(status_event)
-        return request
+        updated_request = RequestsQuery.add_and_commit(request)
+        RequestStatusEventHandler(queue).handle_status_change(
+            updated_request, old_status, status
+        )
+
+        return updated_request
 
     @classmethod
     def should_auto_approve(cls, request):

atst/domain/requests/status_event_handler.py

@@ -0,0 +1,35 @@
+from flask import render_template
+
+from atst.models.request_status_event import RequestStatus
+
+
+class RequestStatusEventHandler(object):
+    STATUS_TRANSITIONS = set(
+        [
+            (
+                RequestStatus.PENDING_CCPO_ACCEPTANCE,
+                RequestStatus.PENDING_FINANCIAL_VERIFICATION,
+            ),
+            (RequestStatus.PENDING_CCPO_ACCEPTANCE, RequestStatus.CHANGES_REQUESTED),
+            (
+                RequestStatus.PENDING_CCPO_APPROVAL,
+                RequestStatus.CHANGES_REQUESTED_TO_FINVER,
+            ),
+            (RequestStatus.PENDING_CCPO_APPROVAL, RequestStatus.APPROVED),
+        ]
+    )
+
+    def __init__(self, queue):
+        self.queue = queue
+
+    def handle_status_change(self, request, old_status, new_status):
+        if (old_status, new_status) in self.STATUS_TRANSITIONS:
+            self._send_email(request)
+
+    def _send_email(self, request):
+        email_body = render_template(
+            "emails/request_status_change.txt", request=request
+        )
+        self.queue.send_mail(
+            [request.creator.email], "Your JEDI request status has changed", email_body
+        )