69 lines
2.2 KiB
Python
69 lines
2.2 KiB
Python
import csv
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import json
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from io import StringIO
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from fastapi import APIRouter, Depends, Query
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from sqlalchemy.orm import Session
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from backend.auth import get_current_user
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from backend.database import get_db
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from backend.models import Question
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from backend.services.excel_service import export_excel_bytes
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router = APIRouter(dependencies=[Depends(get_current_user)])
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def _filter_questions(
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db: Session, chapter: str = "", question_type: str = "", difficulty: str = ""
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) -> list[Question]:
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query = db.query(Question)
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if chapter:
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query = query.filter(Question.chapter == chapter)
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if question_type:
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query = query.filter(Question.question_type == question_type)
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if difficulty:
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query = query.filter(Question.difficulty == difficulty)
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return query.order_by(Question.id.desc()).all()
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@router.get("")
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def export_questions(
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format: str = Query(default="json", pattern="^(json|csv|xlsx)$"),
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chapter: str = "",
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question_type: str = "",
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difficulty: str = "",
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db: Session = Depends(get_db),
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) -> dict:
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items = _filter_questions(db, chapter, question_type, difficulty)
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rows = [
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{
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"id": i.id,
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"chapter": i.chapter,
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"primary_knowledge": i.primary_knowledge,
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"secondary_knowledge": i.secondary_knowledge,
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"question_type": i.question_type,
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"difficulty": i.difficulty,
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"stem": i.stem,
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"option_a": i.option_a,
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"option_b": i.option_b,
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"option_c": i.option_c,
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"option_d": i.option_d,
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"answer": i.answer,
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"explanation": i.explanation,
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"notes": i.notes,
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"source_file": i.source_file,
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}
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for i in items
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]
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if format == "json":
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return {"format": "json", "content": json.dumps(rows, ensure_ascii=False)}
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if format == "csv":
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out = StringIO()
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writer = csv.DictWriter(out, fieldnames=rows[0].keys() if rows else ["id"])
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writer.writeheader()
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for row in rows:
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writer.writerow(row)
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return {"format": "csv", "content": out.getvalue()}
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xlsx_bytes = export_excel_bytes(rows)
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return {"format": "xlsx", "content_base64": xlsx_bytes.hex()}
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