fix(data-classes): Add missing SES fields and (aws-powertools#1045)

Changes:
- Fix date type to be a str and not List[str]
- Add missing fields from SESMailCommonHeaders (bcc, cc, sender and replyTo)
- Add missing dkimVerdict field
- Add missing dmarcPolicy field
- Add missing topicArn field
- Add missing docs for SESReceiptStatus status field

related aws-powertools#1025

Author: michaelbrewer

Diff for: aws_lambda_powertools/utilities/data_classes/ses_event.py

@@ -1,4 +1,4 @@
-from typing import Iterator, List
+from typing import Iterator, List, Optional
 
 from aws_lambda_powertools.utilities.data_classes.common import DictWrapper
 
@@ -26,7 +26,7 @@ def get_from(self) -> List[str]:
         return self["from"]
 
     @property
-    def date(self) -> List[str]:
+    def date(self) -> str:
         """The date and time when Amazon SES received the message."""
         return self["date"]
 
@@ -45,6 +45,26 @@ def subject(self) -> str:
         """The value of the Subject header for the email."""
         return str(self["subject"])
 
+    @property
+    def cc(self) -> Optional[List[str]]:
+        """The values in the CC header of the email."""
+        return self.get("cc")
+
+    @property
+    def bcc(self) -> Optional[List[str]]:
+        """The values in the BCC header of the email."""
+        return self.get("bcc")
+
+    @property
+    def sender(self) -> Optional[List[str]]:
+        """The values in the Sender header of the email."""
+        return self.get("sender")
+
+    @property
+    def reply_to(self) -> Optional[List[str]]:
+        """The values in the replyTo header of the email."""
+        return self.get("replyTo")
+
 
 class SESMail(DictWrapper):
     @property
@@ -94,6 +114,9 @@ def common_headers(self) -> SESMailCommonHeaders:
 class SESReceiptStatus(DictWrapper):
     @property
     def status(self) -> str:
+        """Receipt status
+        Possible values: 'PASS', 'FAIL', 'GRAY', 'PROCESSING_FAILED', 'DISABLED'
+        """
         return str(self["status"])
 
 
@@ -107,6 +130,12 @@ def get_type(self) -> str:
         # Note: this name conflicts with existing python builtins
         return self["type"]
 
+    @property
+    def topic_arn(self) -> Optional[str]:
+        """String that contains the Amazon Resource Name (ARN) of the Amazon SNS topic to which the
+        notification was published."""
+        return self.get("topicArn")
+
     @property
     def function_arn(self) -> str:
         """String that contains the ARN of the Lambda function that was triggered.
@@ -154,12 +183,24 @@ def spf_verdict(self) -> SESReceiptStatus:
         """Object that indicates whether the Sender Policy Framework (SPF) check passed."""
         return SESReceiptStatus(self["spfVerdict"])
 
+    @property
+    def dkim_verdict(self) -> SESReceiptStatus:
+        """Object that indicates whether the DomainKeys Identified Mail (DKIM) check passed"""
+        return SESReceiptStatus(self["dkimVerdict"])
+
     @property
     def dmarc_verdict(self) -> SESReceiptStatus:
         """Object that indicates whether the Domain-based Message Authentication,
         Reporting & Conformance (DMARC) check passed."""
         return SESReceiptStatus(self["dmarcVerdict"])
 
+    @property
+    def dmarc_policy(self) -> Optional[str]:
+        """Indicates the Domain-based Message Authentication, Reporting & Conformance (DMARC) settings for
+        the sending domain. This field only appears if the message fails DMARC authentication.
+        Possible values for this field are: none, quarantine, reject"""
+        return self.get("dmarcPolicy")
+
     @property
     def action(self) -> SESReceiptAction:
         """Object that encapsulates information about the action that was executed."""

Diff for: tests/events/sesEvent.json

@@ -77,6 +77,7 @@
           "dkimVerdict": {
             "status": "PASS"
           },
+          "dmarcPolicy": "reject",
           "processingTimeMillis": 574,
           "action": {
             "type": "Lambda",

Diff for: tests/functional/test_data_classes.py

@@ -691,6 +691,10 @@ def test_ses_trigger_event():
     assert common_headers.to == [expected_address]
     assert common_headers.message_id == "<0123456789example.com>"
     assert common_headers.subject == "Test Subject"
+    assert common_headers.cc is None
+    assert common_headers.bcc is None
+    assert common_headers.sender is None
+    assert common_headers.reply_to is None
     receipt = record.ses.receipt
     assert receipt.timestamp == "1970-01-01T00:00:00.000Z"
     assert receipt.processing_time_millis == 574
@@ -699,10 +703,13 @@ def test_ses_trigger_event():
     assert receipt.virus_verdict.status == "PASS"
     assert receipt.spf_verdict.status == "PASS"
     assert receipt.dmarc_verdict.status == "PASS"
+    assert receipt.dkim_verdict.status == "PASS"
+    assert receipt.dmarc_policy == "reject"
     action = receipt.action
     assert action.get_type == action.raw_event["type"]
     assert action.function_arn == action.raw_event["functionArn"]
     assert action.invocation_type == action.raw_event["invocationType"]
+    assert action.topic_arn is None
     assert event.record.raw_event == event["Records"][0]
     assert event.mail.raw_event == event["Records"][0]["ses"]["mail"]
     assert event.receipt.raw_event == event["Records"][0]["ses"]["receipt"]