language-learning-app/api/app/outbound/postgres/entities/vocab_entities.py

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2026-04-08 19:37:00 +00:00
import uuid
from datetime import datetime, timezone
from sqlalchemy import Boolean, ForeignKey, String, Text, UniqueConstraint, DateTime
from sqlalchemy.orm import Mapped, mapped_column
from sqlalchemy.dialects.postgresql import UUID
from ..database import Base
class UserLanguagePairEntity(Base):
__tablename__ = "user_language_pair"
__table_args__ = (UniqueConstraint("user_id", "source_lang", "target_lang"),)
id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
user_id: Mapped[uuid.UUID] = mapped_column(
UUID(as_uuid=True),
ForeignKey("users.id", ondelete="CASCADE"),
nullable=False,
index=True,
)
source_lang: Mapped[str] = mapped_column(String(2), nullable=False)
target_lang: Mapped[str] = mapped_column(String(2), nullable=False)
class LearnableWordBankEntryEntity(Base):
__tablename__ = "learnable_word_bank_entry"
id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
user_id: Mapped[uuid.UUID] = mapped_column(
UUID(as_uuid=True),
ForeignKey("users.id", ondelete="CASCADE"),
nullable=False,
index=True,
)
language_pair_id: Mapped[uuid.UUID] = mapped_column(
UUID(as_uuid=True),
ForeignKey("user_language_pair.id", ondelete="CASCADE"),
nullable=False,
index=True,
)
sense_id: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True),
ForeignKey("dictionary_sense.id", ondelete="SET NULL"),
nullable=True,
index=True,
)
wordform_id: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True),
ForeignKey("dictionary_wordform.id", ondelete="SET NULL"),
nullable=True,
)
surface_text: Mapped[str] = mapped_column(Text, nullable=False)
is_phrase: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
entry_pathway: Mapped[str] = mapped_column(Text, nullable=False)
source_article_id: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True), nullable=True
)
disambiguation_status: Mapped[str] = mapped_column(Text, nullable=False, default="pending")
created_at: Mapped[datetime] = mapped_column(
DateTime(timezone=True),
nullable=False,
default=lambda: datetime.now(timezone.utc),
)