Files
open-school/backend/app/models.py
2026-05-06 19:55:37 +02:00

155 lines
6.9 KiB
Python

from datetime import datetime
from sqlalchemy import DateTime, Float, ForeignKey, Integer, String, Text, UniqueConstraint
from sqlalchemy.orm import Mapped, mapped_column, relationship
from .database import Base
class Student(Base):
__tablename__ = "students"
id: Mapped[int] = mapped_column(Integer, primary_key=True, index=True)
first_name: Mapped[str] = mapped_column(String(100))
age: Mapped[int] = mapped_column(Integer)
grade: Mapped[str] = mapped_column(String(50))
created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow)
messages = relationship("Message", back_populates="student", cascade="all, delete-orphan")
mastery = relationship("StudentSkillMastery", back_populates="student", cascade="all, delete-orphan")
class User(Base):
__tablename__ = "users"
id: Mapped[int] = mapped_column(Integer, primary_key=True, index=True)
username: Mapped[str] = mapped_column(String(120), unique=True, index=True)
password_hash: Mapped[str] = mapped_column(String(255))
role: Mapped[str] = mapped_column(String(30), index=True)
student_id: Mapped[int | None] = mapped_column(ForeignKey("students.id"), nullable=True, index=True)
created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow)
student = relationship("Student")
class Message(Base):
__tablename__ = "messages"
id: Mapped[int] = mapped_column(Integer, primary_key=True)
student_id: Mapped[int] = mapped_column(ForeignKey("students.id"), index=True)
role: Mapped[str] = mapped_column(String(20))
content: Mapped[str] = mapped_column(Text)
created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow)
student = relationship("Student", back_populates="messages")
class Skill(Base):
__tablename__ = "skills"
id: Mapped[int] = mapped_column(Integer, primary_key=True)
code: Mapped[str] = mapped_column(String(100), unique=True)
subject: Mapped[str] = mapped_column(String(50))
label: Mapped[str] = mapped_column(String(255))
description: Mapped[str] = mapped_column(Text)
class StudentSkillMastery(Base):
__tablename__ = "student_skill_mastery"
__table_args__ = (UniqueConstraint("student_id", "skill_id", name="uq_student_skill"),)
id: Mapped[int] = mapped_column(Integer, primary_key=True)
student_id: Mapped[int] = mapped_column(ForeignKey("students.id"), index=True)
skill_id: Mapped[int] = mapped_column(ForeignKey("skills.id"), index=True)
mastery_score: Mapped[float] = mapped_column(Float, default=50.0)
confidence: Mapped[float] = mapped_column(Float, default=0.2)
evidence_count: Mapped[int] = mapped_column(Integer, default=0)
updated_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
student = relationship("Student", back_populates="mastery")
skill = relationship("Skill")
class StudentProgramAssignment(Base):
__tablename__ = "student_program_assignments"
__table_args__ = (UniqueConstraint("student_id", name="uq_student_program_assignment"),)
id: Mapped[int] = mapped_column(Integer, primary_key=True)
student_id: Mapped[int] = mapped_column(ForeignKey("students.id"), index=True)
lesson_id: Mapped[str] = mapped_column(String(500), index=True)
title: Mapped[str] = mapped_column(String(255))
subject: Mapped[str] = mapped_column(String(100))
grade: Mapped[str] = mapped_column(String(50), index=True)
start_asset_index: Mapped[int] = mapped_column(Integer, default=0)
start_section_index: Mapped[int] = mapped_column(Integer, default=0)
updated_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
student = relationship("Student")
class LessonSessionLog(Base):
__tablename__ = "lesson_session_logs"
id: Mapped[int] = mapped_column(Integer, primary_key=True)
student_id: Mapped[int] = mapped_column(ForeignKey("students.id"), index=True)
lesson_id: Mapped[str] = mapped_column(String(500), index=True)
lesson_title: Mapped[str] = mapped_column(String(255))
started_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow)
ended_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow)
conversation: Mapped[str] = mapped_column(Text)
card_results: Mapped[str] = mapped_column(Text)
student = relationship("Student")
class LessonCardProgress(Base):
__tablename__ = "lesson_card_progress"
__table_args__ = (
UniqueConstraint("student_id", "lesson_id", "asset_path", "section_key", name="uq_student_lesson_card"),
)
id: Mapped[int] = mapped_column(Integer, primary_key=True)
student_id: Mapped[int] = mapped_column(ForeignKey("students.id"), index=True)
lesson_id: Mapped[str] = mapped_column(String(500), index=True)
asset_path: Mapped[str] = mapped_column(String(500), index=True)
asset_title: Mapped[str] = mapped_column(String(255))
section_key: Mapped[str] = mapped_column(String(120), index=True)
section_title: Mapped[str] = mapped_column(String(255))
comprehension_score: Mapped[float] = mapped_column(Float, default=0.0)
attempts: Mapped[int] = mapped_column(Integer, default=0)
validated_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
updated_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
student = relationship("Student")
class StudentAdaptiveProfile(Base):
__tablename__ = "student_adaptive_profiles"
__table_args__ = (
UniqueConstraint("student_id", "lesson_id", name="uq_student_adaptive_lesson"),
)
id: Mapped[int] = mapped_column(Integer, primary_key=True)
student_id: Mapped[int] = mapped_column(ForeignKey("students.id"), index=True)
lesson_id: Mapped[str] = mapped_column(String(500), index=True)
diagnostic_id: Mapped[str | None] = mapped_column(String(500), nullable=True)
profile_id: Mapped[str] = mapped_column(String(500))
profile_title: Mapped[str] = mapped_column(String(255))
notes: Mapped[str] = mapped_column(Text, default="")
source: Mapped[str] = mapped_column(String(50), default="teacher")
updated_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
student = relationship("Student")
class AssessmentAttempt(Base):
__tablename__ = "assessment_attempts"
id: Mapped[int] = mapped_column(Integer, primary_key=True)
student_id: Mapped[int] = mapped_column(ForeignKey("students.id"), index=True)
skill_code: Mapped[str] = mapped_column(String(100), index=True)
question: Mapped[str] = mapped_column(Text)
expected_answer: Mapped[str] = mapped_column(Text)
student_answer: Mapped[str] = mapped_column(Text)
is_correct: Mapped[int] = mapped_column(Integer)
feedback: Mapped[str] = mapped_column(Text)
created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow)