137 lines
5.2 KiB
Python
137 lines
5.2 KiB
Python
from __future__ import annotations
|
|
|
|
from datetime import datetime, timezone
|
|
from typing import List, Optional
|
|
|
|
import pytz
|
|
from flask_sqlalchemy import SQLAlchemy
|
|
from flask import current_app
|
|
from sqlalchemy import Boolean, Column, DateTime, String, TypeDecorator, ForeignKey, UniqueConstraint
|
|
from sqlalchemy.orm import Mapped, mapped_column, relationship
|
|
db : SQLAlchemy = SQLAlchemy()
|
|
|
|
deck_password = db.Table(
|
|
"deck_password",
|
|
Column("deck_id", db.Integer, db.ForeignKey("deck.id"), primary_key=True),
|
|
Column("password_id", db.Integer, db.ForeignKey("password.id"), primary_key=True)
|
|
)
|
|
|
|
deck_token = db.Table(
|
|
"deck_token",
|
|
Column("deck_id", db.Integer, db.ForeignKey("deck.id"), primary_key=True),
|
|
Column("token_id", db.Integer, db.ForeignKey("token.id"), primary_key=True)
|
|
)
|
|
|
|
|
|
class UTCDateTime(TypeDecorator):
|
|
impl = DateTime
|
|
|
|
def process_bind_param(self, value, dialect):
|
|
# Ensure datetime is stored in naive UTC
|
|
if value is not None and value.tzinfo is not None:
|
|
value = value.astimezone(pytz.utc).replace(tzinfo=None)
|
|
return value
|
|
|
|
def process_result_value(self, value, dialect):
|
|
# Re-attach UTC tzinfo when reading
|
|
if value is not None:
|
|
value = value.replace(tzinfo=pytz.utc)
|
|
return value
|
|
|
|
class Password(db.Model):
|
|
__tablename__ = "password"
|
|
|
|
id : Mapped[int] = mapped_column(primary_key=True)
|
|
value : Mapped[str] = mapped_column(String(60))
|
|
expires_at: Mapped[Optional[datetime]] = mapped_column(UTCDateTime()) # Optional expiration
|
|
|
|
decks : Mapped[List[Deck]] = relationship("Deck", secondary=deck_password, back_populates='passwords')
|
|
|
|
def __init__(self, value: str, expires_at: datetime|None) -> None:
|
|
self.value = value
|
|
self.expires_at = expires_at
|
|
|
|
def is_expired(self) -> bool:
|
|
"""Check if the password is expired"""
|
|
return self.expires_at is not None and datetime.now(timezone.utc) > self.expires_at
|
|
|
|
def __repr__(self) -> str:
|
|
return f"<Password(value={self.value}, expires_at={self.expires_at})>"
|
|
|
|
|
|
class Deck(db.Model):
|
|
__tablename__ = "deck"
|
|
|
|
__table_args__ = (
|
|
UniqueConstraint('course_id', 'deck', name='_course_deck_uc'),
|
|
)
|
|
|
|
id : Mapped[int] = mapped_column(primary_key=True)
|
|
name : Mapped[str] = mapped_column(String(60), unique=True, nullable=False)
|
|
deck : Mapped[str] = mapped_column(String(60), nullable=False)
|
|
description : Mapped[str] = mapped_column(String(60))
|
|
index_file: Mapped[str] = mapped_column(String(40), nullable=False)
|
|
export_file: Mapped[Optional[str]] = mapped_column(String(40), nullable=True)
|
|
|
|
passwords : Mapped[List[Password]] = relationship("Password", secondary=deck_password, back_populates='decks')
|
|
tokens : Mapped[List[Token]] = relationship("Token", secondary=deck_token, back_populates='decks')
|
|
course_id: Mapped[int] = mapped_column(ForeignKey("course.id"))
|
|
course: Mapped['Course'] = relationship("Course", back_populates='decks')
|
|
|
|
|
|
def __init__(self, name: str, deck: str, course: Course, description: str = "", index_file: str = "index.html", export_file: str | None = None) -> None:
|
|
self.name = name
|
|
self.deck = deck
|
|
self.description = description
|
|
self.course = course
|
|
self.index_file = index_file
|
|
if export_file:
|
|
self.export_file = export_file
|
|
|
|
def __repr__(self) -> str:
|
|
return f"<Deck(name={self.name}, deck={self.deck}, course={self.course}, index={self.index_file})>"
|
|
|
|
class Token(db.Model):
|
|
__tablename__ = "token"
|
|
id : Mapped[int] = mapped_column(primary_key=True)
|
|
name: Mapped[str] = mapped_column(String(60), unique=True, nullable=False)
|
|
active_course_id: Mapped[int] = mapped_column(ForeignKey("course.id"), nullable=True)
|
|
active_course: Mapped[Course] = relationship("Course", foreign_keys=[active_course_id])
|
|
decks : Mapped[List[Deck]]= relationship("Deck", secondary=deck_token, back_populates='tokens')
|
|
|
|
def __init__(self, name: str) -> None:
|
|
self.name = name
|
|
self.active_course_id = current_app.config["DEFAULT_COURSE"]
|
|
|
|
def __repr__(self) -> str:
|
|
return f"<Token(id={self.id}, name={self.name}, active_course_id={self.active_course_id})>"
|
|
|
|
def is_unlocked(self, deck: str) -> bool :
|
|
return deck in [deck.deck for deck in self.decks]
|
|
|
|
class Course(db.Model):
|
|
__tablename__ = "course"
|
|
id : Mapped[int] = mapped_column(primary_key=True)
|
|
folder: Mapped[str] = mapped_column(String(20), unique=True, nullable=False)
|
|
name: Mapped[str] = mapped_column(String(60), unique=True, nullable=False)
|
|
decks: Mapped[List['Deck']] = relationship(back_populates='course')
|
|
|
|
def __init__(self, name: str, folder: str) -> None:
|
|
self.name = name
|
|
self.folder = folder
|
|
|
|
def __repr__(self) -> str:
|
|
return f"<Course(id={self.id}, name={self.name})>"
|
|
|
|
|
|
class InfoBanner(db.Model):
|
|
__tablename__ = "info_banner"
|
|
id : Mapped[int] = mapped_column(primary_key=True)
|
|
content : Mapped[str] = mapped_column(String(280))
|
|
is_active : Mapped[bool] = mapped_column(Boolean)
|
|
|
|
def __init__(self, content : str) -> None:
|
|
self.content = content
|
|
self.is_active = False
|
|
|