Files
encoach_backend/ielts_be/services/impl/exam/evaluation.py

105 lines
3.3 KiB
Python

import logging
from typing import Union, List
from fastapi import BackgroundTasks
from ielts_be.dtos.evaluation import EvaluationType
from ielts_be.dtos.speaking import GradeSpeakingItem
from ielts_be.dtos.writing import WritingGradeTaskDTO
from ielts_be.repositories import IDocumentStore
from ielts_be.services import IWritingService, ISpeakingService, IEvaluationService
class EvaluationService(IEvaluationService):
def __init__(self, db: IDocumentStore, writing_service: IWritingService, speaking_service: ISpeakingService):
self._db = db
self._writing_service = writing_service
self._speaking_service = speaking_service
self._logger = logging.getLogger(__name__)
async def create_evaluation(
self,
user_id: str,
session_id: str,
exercise_id: str,
eval_type: EvaluationType,
task: int
):
await self._db.save_to_db(
"evaluation",
{
"user": user_id,
"session_id": session_id,
"exercise_id": exercise_id,
"type": eval_type,
"task": task,
"status": "pending"
}
)
async def begin_evaluation(
self,
user_id: str, session_id: str, task: int,
exercise_id: str, exercise_type: str,
solution: Union[WritingGradeTaskDTO, List[GradeSpeakingItem]],
background_tasks: BackgroundTasks
):
background_tasks.add_task(
self._begin_evaluation,
user_id, session_id, task,
exercise_id, exercise_type,
solution
)
async def _begin_evaluation(
self, user_id: str, session_id: str, task: int,
exercise_id: str, exercise_type: str,
solution: Union[WritingGradeTaskDTO, List[GradeSpeakingItem]]
):
try:
if exercise_type == EvaluationType.WRITING:
result = await self._writing_service.grade_writing_task(
task,
solution.question,
solution.answer,
solution.attachment
)
else:
result = await self._speaking_service.grade_speaking_task(
task,
solution
)
await self._db.update(
"evaluation",
{
"user": user_id,
"exercise_id": exercise_id,
"session_id": session_id,
},
{
"$set": {
"status": "completed",
"result": result,
}
}
)
except Exception as e:
self._logger.error(f"Error processing evaluation {session_id} - {exercise_id}: {str(e)}")
await self._db.update(
"evaluation",
{
"user": user_id,
"exercise_id": exercise_id,
"session_id": session_id
},
{
"$set": {
"status": "error",
"error": str(e),
}
}
)