From f0f96f83c2630e890a2cbcab53f77fd4c37e1684 Mon Sep 17 00:00:00 2001
From: Max Nanis
Date: Thu, 19 Feb 2026 02:43:23 -0500
Subject: Models, Project files, some pytests, requirements.. etc

---
 jb/models/event.py | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 jb/models/event.py

(limited to 'jb/models/event.py')

diff --git a/jb/models/event.py b/jb/models/event.py
new file mode 100644
index 0000000..c357772
--- /dev/null
+++ b/jb/models/event.py
@@ -0,0 +1,38 @@
+from typing import Literal, Dict
+
+from mypy_boto3_mturk.literals import EventTypeType
+from pydantic import BaseModel, Field
+
+from jb.models.custom_types import AwareDatetimeISO, AMTBoto3ID
+
+
+class MTurkEvent(BaseModel):
+    """
+    What AWS SNS will POST to our mturk_notifications endpoint (inside the request body)
+    """
+
+    event_type: EventTypeType = Field(example="AssignmentSubmitted")
+    event_timestamp: AwareDatetimeISO = Field(example="2025-10-16T18:45:51Z")
+    amt_hit_id: AMTBoto3ID = Field(example="12345678901234567890")
+    amt_assignment_id: str = Field(
+        max_length=64, example="1234567890123456789012345678901234567890"
+    )
+    amt_hit_type_id: AMTBoto3ID = Field(example="09876543210987654321")
+
+    @classmethod
+    def from_sns(cls, data: Dict):
+        return cls.model_validate(
+            {
+                "event_type": data["EventType"],
+                "event_timestamp": cls.fix_mturk_timestamp(data["EventTimestamp"]),
+                "amt_hit_id": data["HITId"],
+                "amt_assignment_id": data["AssignmentId"],
+                "amt_hit_type_id": data["HITTypeId"],
+            }
+        )
+
+    @staticmethod
+    def fix_mturk_timestamp(ts: str) -> str:
+        if ts.endswith("Z") and "." not in ts:
+            ts = ts[:-1] + ".000Z"
+        return ts
-- 
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