"""Answer evaluation router.

POST /ai/v2/evaluate-answer — scores a subjective answer and flags for teacher review.
"""

from fastapi import APIRouter, Depends

from app.api.v2.dependencies import get_answer_evaluation_service
from app.schemas.answer_evaluation import AnswerEvaluationRequest, AnswerEvaluationResponse

router = APIRouter(prefix="/ai/v2", tags=["inference"])


@router.post(
    "/evaluate-answer",
    response_model=AnswerEvaluationResponse,
    summary="Evaluate Answer",
    description="Score a subjective answer and flag for teacher review.",
)
async def evaluate_answer(
    request: AnswerEvaluationRequest,
    service=Depends(get_answer_evaluation_service),
) -> AnswerEvaluationResponse:
    """Score a student's subjective answer against a rubric."""
    return service.predict(
        question_id=request.question_id,
        question_text=request.question_text,
        student_answer=request.student_answer,
        model_answer=request.model_answer,
        rubric=request.rubric,
        max_marks=request.max_marks,
        grade=request.grade,
        subject=request.subject,
        lo_id=request.lo_id,
        bloom_level=request.bloom_level,
    )