updat readme

enrollment-management/app/boto3clients.py

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+import os
+
+import boto3
+
+
+def get_dynamodb_client():
+    if os.getenv('AWS_LAMBDA_FUNCTION_NAME'):
+        return boto3.client('dynamodb')
+
+    return boto3.client('dynamodb', endpoint_url='http://localhost:8000')
+
+
+dynamodb_client = get_dynamodb_client()

enrollment-management/app/conf.py

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+import os
+
+USER_TABLE: str = os.getenv('USER_TABLE')  # type: ignore
+ORDER_TABLE: str = os.getenv('ORDER_TABLE')  # type: ignore
+ENROLLMENT_TABLE: str = os.getenv('ENROLLMENT_TABLE')  # type: ignore

enrollment-management/app/events/emails/access_period_expired.py

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+from aws_lambda_powertools import Logger
+from aws_lambda_powertools.utilities.data_classes import (
+    EventBridgeEvent,
+    event_source,
+)
+from aws_lambda_powertools.utilities.typing import LambdaContext
+
+logger = Logger(__name__)
+
+
+@event_source(data_class=EventBridgeEvent)
+@logger.inject_lambda_context
+def lambda_handler(event: EventBridgeEvent, context: LambdaContext) -> None:
+    """Send an email when the access period expires"""

enrollment-management/app/events/emails/certificate_expiration_reminder.py

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+from aws_lambda_powertools import Logger
+from aws_lambda_powertools.utilities.data_classes import (
+    EventBridgeEvent,
+    event_source,
+)
+from aws_lambda_powertools.utilities.typing import LambdaContext
+
+logger = Logger(__name__)
+
+
+@event_source(data_class=EventBridgeEvent)
+@logger.inject_lambda_context
+def lambda_handler(event: EventBridgeEvent, context: LambdaContext) -> None: ...

enrollment-management/app/events/emails/no_activity_7_days.py

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+from aws_lambda_powertools import Logger
+from aws_lambda_powertools.utilities.data_classes import (
+    EventBridgeEvent,
+    event_source,
+)
+from aws_lambda_powertools.utilities.typing import LambdaContext
+
+logger = Logger(__name__)
+
+
+@event_source(data_class=EventBridgeEvent)
+@logger.inject_lambda_context
+def lambda_handler(event: EventBridgeEvent, context: LambdaContext) -> None:
+    """Send an email when there is no activity 7 days after the first access"""

enrollment-management/app/events/emails/reminder_no_access_3_days.py

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+from aws_lambda_powertools import Logger
+from aws_lambda_powertools.utilities.data_classes import (
+    EventBridgeEvent,
+    event_source,
+)
+from aws_lambda_powertools.utilities.typing import LambdaContext
+
+logger = Logger(__name__)
+
+
+@event_source(data_class=EventBridgeEvent)
+@logger.inject_lambda_context
+def lambda_handler(event: EventBridgeEvent, context: LambdaContext) -> None:
+    """Send reminder email if the user does not access within 3 days"""

enrollment-management/app/events/set_status_as_archived.py

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+from aws_lambda_powertools import Logger
+from aws_lambda_powertools.utilities.data_classes import (
+    EventBridgeEvent,
+    event_source,
+)
+from aws_lambda_powertools.utilities.typing import LambdaContext
+
+logger = Logger(__name__)
+
+
+@event_source(data_class=EventBridgeEvent)
+@logger.inject_lambda_context
+def lambda_handler(event: EventBridgeEvent, context: LambdaContext) -> None: ...

enrollment-management/app/events/stopgap/del_vacancies.py

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+from aws_lambda_powertools import Logger
+from aws_lambda_powertools.utilities.data_classes import (
+    EventBridgeEvent,
+    event_source,
+)
+from aws_lambda_powertools.utilities.typing import LambdaContext
+from layercake.dynamodb import (
+    ComposeKey,
+    DynamoDBPersistenceLayer,
+    KeyPair,
+    SortKey,
+    TransactKey,
+)
+
+from boto3clients import dynamodb_client
+from conf import ENROLLMENT_TABLE, ORDER_TABLE, USER_TABLE
+
+logger = Logger(__name__)
+user_layer = DynamoDBPersistenceLayer(USER_TABLE, dynamodb_client)
+order_layer = DynamoDBPersistenceLayer(ORDER_TABLE, dynamodb_client)
+enrollment_layer = DynamoDBPersistenceLayer(ENROLLMENT_TABLE, dynamodb_client)
+
+
+@event_source(data_class=EventBridgeEvent)
+@logger.inject_lambda_context
+def lambda_handler(event: EventBridgeEvent, context: LambdaContext) -> bool:
+    new_image = event.detail['new_image']
+    order_id = new_image['id']
+    data = order_layer.collect.get_items(
+        TransactKey(order_id)
+        + SortKey('0')
+        + KeyPair(
+            pk=order_id,
+            sk=SortKey(
+                'metadata#tenant',
+                path_spec='tenant_id',
+                remove_prefix='metadata#',
+            ),
+            rename_key='tenant_id',
+        )
+    )
+    total = data['total']
+    tenant_id = data['tenant_id'].removeprefix('ORG#')
+
+    policy = user_layer.collect.get_item(
+        KeyPair(pk=tenant_id, sk='metadata#billing_policy'),
+        raise_on_error=False,
+        default=False,
+    )
+
+    if not policy or total <= 0:
+        return False
+
+    result = enrollment_layer.collect.query(
+        KeyPair(
+            ComposeKey(tenant_id, prefix='vacancies'),
+            order_id,
+        )
+    )
+    with enrollment_layer.batch_writer() as batch:
+        for pair in result['items']:
+            batch.delete_item(
+                Key={
+                    'id': {'S': f'vacancies#{pair["id"]}'},
+                    'sk': {'S': pair['sk']},
+                }
+            )
+
+    return True