3e37bf2128
New feature: generate flashcards from PDF sections using AI, completely separate from the existing quiz system. Backend: - FlashcardDeck + Flashcard models with cascade deletes - flashcard_tag_links table for tag classification (reuses question_tags) - /api/flashcards/ router: CRUD for decks, browse/search cards, tag filtering - generate_flashcard_deck Celery task with chunked processing + progress - FLASHCARD_PROMPT in extraction_modes.py (15 cards per chunk) - "flashcard" added to admin model task types Frontend: - FlashcardsPage: deck grid + card browser with search/filter - FlashcardStudyPage: flip cards, mark known/review, keyboard nav, shuffle, progress bar, completion screen - DocumentDetailPage: "Create Flashcards" button alongside "Extract Quiz" - Navbar: Flashcards link - AdminPage: flashcard in model task dropdown Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
26 lines
1.2 KiB
Python
26 lines
1.2 KiB
Python
from datetime import datetime
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from sqlalchemy import Column, Integer, String, Text, DateTime, ForeignKey
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from sqlalchemy.orm import relationship
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from app.database import Base
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class FlashcardDeck(Base):
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__tablename__ = "flashcard_decks"
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id = Column(Integer, primary_key=True, index=True)
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title = Column(String, nullable=False)
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section_id = Column(Integer, ForeignKey("sections.id", ondelete="SET NULL"), nullable=True)
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user_id = Column(Integer, ForeignKey("users.id", ondelete="CASCADE"), nullable=False)
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card_count = Column(Integer, default=0)
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created_at = Column(DateTime, default=datetime.utcnow)
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cards = relationship("Flashcard", back_populates="deck", cascade="all, delete-orphan")
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user = relationship("User")
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class Flashcard(Base):
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__tablename__ = "flashcards"
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id = Column(Integer, primary_key=True, index=True)
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deck_id = Column(Integer, ForeignKey("flashcard_decks.id", ondelete="CASCADE"), nullable=False)
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front = Column(Text, nullable=False)
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back = Column(Text, nullable=False)
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page_reference = Column(Integer, nullable=True)
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image_path = Column(String, nullable=True)
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created_at = Column(DateTime, default=datetime.utcnow)
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deck = relationship("FlashcardDeck", back_populates="cards")
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