File size: 1,758 Bytes
7c6ffa6 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 | from __future__ import annotations
from datetime import datetime
from sqlalchemy import DateTime, Float, Integer, JSON, String, func
from sqlalchemy.orm import Mapped, mapped_column
from app.core.database import Base
from app.utils.ids import prefixed_id
class ChapterPattern(Base):
__tablename__ = "chapter_patterns"
id: Mapped[str] = mapped_column(
String(40),
primary_key=True,
default=lambda: prefixed_id("cpat"),
)
user_id: Mapped[str] = mapped_column(
String(40),
index=True,
nullable=False,
)
board: Mapped[str] = mapped_column(String(120), nullable=False, default="")
class_level: Mapped[str] = mapped_column(String(60), nullable=False, default="")
subject: Mapped[str] = mapped_column(String(120), nullable=False, default="")
chapter: Mapped[str] = mapped_column(String(180), nullable=False, default="")
total_questions: Mapped[int] = mapped_column(Integer, default=0, nullable=False)
total_marks: Mapped[int] = mapped_column(Integer, default=0, nullable=False)
repeated_topics: Mapped[list[str]] = mapped_column(JSON, default=list, nullable=False)
answer_type_distribution: Mapped[dict[str, int]] = mapped_column(JSON, default=dict, nullable=False)
years_seen: Mapped[list[int]] = mapped_column(JSON, default=list, nullable=False)
confidence: Mapped[float] = mapped_column(Float, default=0.0, nullable=False)
created_at: Mapped[datetime] = mapped_column(
DateTime(timezone=True),
server_default=func.now(),
nullable=False,
)
updated_at: Mapped[datetime] = mapped_column(
DateTime(timezone=True),
server_default=func.now(),
onupdate=func.now(),
nullable=False,
)
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