421 lines
16 KiB
Python
421 lines
16 KiB
Python
import os
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from flask import current_app, g
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from flask_security import UserMixin, RoleMixin, SQLAlchemySessionUserDatastore, verify_password, hash_password
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import sqlalchemy
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from typing import Union, Optional, Literal, Type, List, Tuple
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import random
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from sqlalchemy import Column, JSON, String, Integer, create_engine, ForeignKey, func, Boolean, UnicodeText, DateTime
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from sqlalchemy.sql.expression import or_, and_
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from sqlalchemy.ext.declarative import declarative_base
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from sqlalchemy.ext.associationproxy import association_proxy
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from sqlalchemy.orm import sessionmaker, relationship, scoped_session
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from werkzeug.utils import import_string
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config = import_string(os.environ.get("CONFIGURATION_SETUP"))
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engine = create_engine(config.DB_URL, pool_size=20)
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Base = declarative_base()
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def get_scoped_session():
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session_factory = sessionmaker(bind=engine)
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return scoped_session(session_factory)
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def get_session() -> sqlalchemy.orm.session.Session:
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if not hasattr(g, "session"):
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Session = get_scoped_session()
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Base.query = Session.query_property() # This is for compatibility with Flask-Security-Too which assumes usage of Flask-Sqlalchemy
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# Session.query_property()
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g.session = Session()
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return g.session
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def init_db():
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engine = create_engine(current_app.config["DB_URL"])
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Base.metadata.create_all(engine)
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def destroy_db():
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engine = create_engine(current_app.config["DB_URL"])
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Base.metadata.drop_all(engine)
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def get_user_datastore() -> SQLAlchemySessionUserDatastore:
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return SQLAlchemySessionUserDatastore(get_session(), User, Role)
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class User(Base, UserMixin):
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__tablename__ = "users"
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user_id = Column(Integer, primary_key=True)
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email = Column(String, unique=True, nullable=False)
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username = Column(String, unique=True)
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password = Column(String, nullable=False)
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active = Column(Boolean, nullable=False)
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last_login_at = Column(DateTime())
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current_login_at = Column(DateTime())
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last_login_ip = Column(String(100))
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current_login_ip = Column(String(100))
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login_count = Column(Integer)
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fs_uniquifier = Column(String, unique=True, nullable=False)
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roles = relationship("Role", secondary="users_roles")
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def check_password(self, password):
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return verify_password(password, self.password)
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def add_role(self, role):
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self.roles.append(role)
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def remove_role(self, role):
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self.roles.remove(role)
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def get_dict(self):
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result = {
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"user_id": self.user_id,
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"email": self.email,
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"username": self.username,
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}
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return result
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class Role(Base, RoleMixin):
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__tablename__ = "roles"
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role_id = Column(Integer, primary_key=True)
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name = Column(String, unique=True)
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description = Column(String)
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permissions = Column(UnicodeText)
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class UsersRoles(Base):
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__tablename__ = "users_roles"
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user_role_id = Column(Integer, primary_key=True)
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user_id = Column(Integer, ForeignKey("users.user_id"))
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role_id = Column(Integer, ForeignKey("roles.role_id"))
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class AllQuestions(Base):
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__tablename__ = "all_questions"
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question_id = Column(Integer, primary_key=True, nullable=False)
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question_text = Column(String)
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answer = Column(String)
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addresses = Column(String)
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multiple_choice = relationship("MultipleChoice", uselist=False, back_populates="all_question_relationship")
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hidden_answer = relationship("HiddenAnswer", uselist=False, back_populates="all_question_relationship")
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def __init__(self, question_id=None, question=None, answer=None, addresses=None):
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self.question_id = question_id
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self.question_text = question
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self.answer = answer
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self.addresses = addresses
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def __repr__(self):
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return f"<Question: {self.question_id}>"
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def get_dict(self):
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result = {
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"question_id": self.question_id,
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"question": self.question_text,
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"answer": self.answer,
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"addresses": self.addresses,
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}
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if self.hidden_answer:
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result["hidden_answer"] = self.hidden_answer.get_dict()
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if self.multiple_choice:
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result["multiple_choice"] = self.multiple_choice.get_dict()
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return result
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class HiddenAnswer(Base):
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__tablename__ = "category_hidden_answer"
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question_id = Column(Integer, ForeignKey("all_questions.question_id"), primary_key=True)
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hidden_answer_difficulty = Column(Integer)
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hidden_answer_hint = Column(JSON)
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all_question_relationship = relationship("AllQuestions", lazy="joined", back_populates="hidden_answer")
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question_text = association_proxy("all_question_relationship", "question_text")
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answer = association_proxy("all_question_relationship", "answer")
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addresses = association_proxy("all_question_relationship", "addresses")
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def __init__(self, question_id, difficulty=None, hint=None, base_question=None):
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self.question_id = question_id
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self.hidden_answer_difficulty = difficulty
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self.hidden_answer_hint = hint
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self.all_question_relationship = base_question
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def __repr__(self):
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return f"<Question Hidden Answer: {self.question_id}>"
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def get_dict(self):
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return {
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"question_id": self.question_id,
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"difficulty": self.hidden_answer_difficulty,
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"hint": self.hidden_answer_hint,
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"question_text": self.question_text,
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"answer": self.answer,
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"addresses": self.addresses,
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}
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class MultipleChoice(Base):
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__tablename__ = "category_multiple_choice"
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question_id = Column(Integer, ForeignKey("all_questions.question_id"), primary_key=True)
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multiple_choice_difficulty = Column(Integer)
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multiple_choice_hint = Column(JSON)
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wrong_answers = Column(JSON)
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all_question_relationship = relationship("AllQuestions", lazy="joined", back_populates="multiple_choice")
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question_text = association_proxy("all_question_relationship", "question_text")
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answer = association_proxy("all_question_relationship", "answer")
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addresses = association_proxy("all_question_relationship", "addresses")
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def __init__(self, question_id, difficulty=None, hint=None, wrong_answers=None, base_question=None):
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self.question_id = question_id
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self.multiple_choice_difficulty = difficulty
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self.multiple_choice_hint = hint
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self.wrong_answers = wrong_answers
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self.all_question_relationship = base_question
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self.answer_list = None
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def randomize_answer_list(self):
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answer_list: List[str] = [*self.wrong_answers, self.answer]
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random.shuffle(answer_list)
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self.answer_list = answer_list
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def __repr__(self):
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return f"<Question Multiple Choice: {self.question_id}>"
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def get_dict(self):
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return {
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"question_id": self.question_id,
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"difficulty": self.multiple_choice_difficulty,
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"hint": self.multiple_choice_hint,
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"wrong_answers": self.wrong_answers,
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"question_text": self.question_text,
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"answer": self.answer,
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"addresses": self.addresses,
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}
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def get_dict_shuffled_choices(self):
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self.randomize_answer_list()
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return {
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"question_id": self.question_id,
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"difficulty": self.multiple_choice_difficulty,
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"hint": self.multiple_choice_hint,
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"question_text": self.question_text,
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"addresses": self.addresses,
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"answer_list": self.answer_list,
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}
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def add_multiple_choice_question(question, answer, addresses, difficulty, hint, wrong_answers):
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session = get_session()
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question_id = session.query(AllQuestions).order_by(AllQuestions.question_id.desc()).first().question_id + 1
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print(question_id)
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base_question = AllQuestions(question_id, question, answer, addresses)
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multiple_choice_question = MultipleChoice(question_id, difficulty, hint, wrong_answers, base_question)
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session.add(base_question)
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session.add(multiple_choice_question)
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session.commit()
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def add_question(data) -> AllQuestions:
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session = get_session()
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question_id = session.query(AllQuestions).order_by(AllQuestions.question_id.desc()).first().question_id + 1
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question = AllQuestions(question_id)
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session.add(question)
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if data["create_multiple_choice"]:
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multiple_choice = MultipleChoice(question.question_id)
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session.add(multiple_choice)
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question.multiple_choice = multiple_choice
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if data["create_hidden_answer"]:
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hidden_answer = HiddenAnswer(question.question_id)
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session.add(hidden_answer)
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question.hidden_answer = hidden_answer
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for column in data.keys():
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if column in AllQuestions.__table__.columns:
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setattr(question, column, data[column])
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if column in MultipleChoice.__table__.columns:
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setattr(question.multiple_choice, column, data[column])
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if column in HiddenAnswer.__table__.columns:
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setattr(question.hidden_answer, column, data[column])
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session.commit()
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return question
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def get_all_questions() -> List[AllQuestions]:
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session = get_session()
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return session.query(AllQuestions).all()
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def get_all_hidden_answer() -> List[HiddenAnswer]:
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session = get_session()
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return session.query(HiddenAnswer).all()
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def get_all_multiple_choice() -> List[MultipleChoice]:
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session = get_session()
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return session.query(MultipleChoice).all()
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def get_category_count(category: Union[Type[MultipleChoice], Type[HiddenAnswer], Type[AllQuestions]]) -> int:
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session = get_session()
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return session.query(category).count()
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def get_question(category: Union[Type[MultipleChoice], Type[HiddenAnswer], Type[AllQuestions]], question_id: int) -> \
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Optional[Union[MultipleChoice, HiddenAnswer, AllQuestions]]:
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session = get_session()
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return session.query(category).filter(category.question_id == question_id).one_or_none()
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def get_random_question_of_difficulty(category: Union[Type[MultipleChoice], Type[HiddenAnswer]],
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difficulty: Literal[1, 2, 3]):
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session = get_session()
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return session.query(category).filter(category.hidden_answer_difficulty == difficulty).order_by(func.random()).first()
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def get_random_hidden_answer(difficulty: Optional[Literal[1, 2, 3]] = None) -> HiddenAnswer:
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session = get_session()
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if difficulty is not None:
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return session.query(HiddenAnswer).filter(HiddenAnswer.hidden_answer_difficulty == difficulty).order_by(func.random()).first()
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return session.query(HiddenAnswer).order_by(func.random()).first()
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def get_random_multiple_choice(difficulty: Optional[Literal[1, 2, 3]] = None) -> MultipleChoice:
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session = get_session()
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if difficulty is not None:
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return session.query(MultipleChoice).filter(MultipleChoice.multiple_choice_difficulty == difficulty).order_by(
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func.random()).first()
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return session.query(MultipleChoice).order_by(func.random()).first()
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def check_answer(question_id: int, guess: str) -> Tuple[bool, str]:
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session = get_session()
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question: AllQuestions = session.query(AllQuestions).filter(AllQuestions.question_id == question_id).one_or_none()
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if question:
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answer = question.answer
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return answer == guess, answer
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def query_all_questions(offset, limit, query: dict = None, sort=None, order=None) -> Tuple[List[AllQuestions], int]:
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session = get_session()
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query_params = []
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if query is not None:
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for key in query.keys():
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if key == "multiple_choice" or key == "hidden_answer":
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if query[key]:
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query_params.append(getattr(AllQuestions, key) != None)
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else:
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query_params.append(getattr(AllQuestions, key) == None)
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else:
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query_params.append(getattr(AllQuestions, key).ilike("%" + query[key] + "%"))
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order_by = None
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if sort and order:
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order_by = getattr(getattr(AllQuestions, sort), order)()
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q = session.query(AllQuestions).filter(*query_params).order_by(order_by)
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questions = q.offset(offset).limit(limit).all()
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count = q.count()
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return questions, count
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def get_unhealthy_questions() -> List[AllQuestions]:
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session = get_session()
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questions = []
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missing_category_questions = session.query(AllQuestions).filter(and_(AllQuestions.hidden_answer == None, AllQuestions.multiple_choice == None)).all()
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multiple_choice_difficulty = session.query(AllQuestions).filter(AllQuestions.multiple_choice.has(MultipleChoice.multiple_choice_difficulty == None)).all()
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hidden_answer_difficulty = session.query(AllQuestions).filter(AllQuestions.hidden_answer.has(HiddenAnswer.hidden_answer_difficulty == None)).all()
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questions.extend(missing_category_questions)
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questions.extend(multiple_choice_difficulty)
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questions.extend(hidden_answer_difficulty)
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return questions
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def update_question(question_id, data):
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session = get_session()
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question: AllQuestions = session.query(AllQuestions).get(question_id)
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if data["create_multiple_choice"]:
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multiple_choice = MultipleChoice(question_id)
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session.add(multiple_choice)
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question.multiple_choice = multiple_choice
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if data["create_hidden_answer"]:
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hidden_answer = HiddenAnswer(question_id)
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session.add(hidden_answer)
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question.hidden_answer = hidden_answer
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for column in data.keys():
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if column in AllQuestions.__table__.columns:
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setattr(question, column, data[column])
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if column in MultipleChoice.__table__.columns:
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setattr(question.multiple_choice, column, data[column])
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if column in HiddenAnswer.__table__.columns:
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setattr(question.hidden_answer, column, data[column])
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session.commit()
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def add_user(email, password):
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session = get_session()
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user_datastore = get_user_datastore()
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if user_datastore.find_user(email=email) is None:
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user = user_datastore.create_user(email=email, password=hash_password(password), username=email)
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session.add(user)
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role = session.query(Role).filter(Role.name == "basic").one_or_none()
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if role is not None:
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user_datastore.add_role_to_user(user, role)
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# user.add_role(role)
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# user_datastore.commit()
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# update_user(user.user_id, {"roles": ["basic"]})
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# session.add(user)
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# user_datastore.add_role_to_user(user, "basic")
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session.commit()
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return user
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return None
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def get_user(user_id) -> User:
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session = get_session()
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return session.query(User).filter(User.user_id == user_id).one_or_none()
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def update_user(user_id, data):
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session = get_session()
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user_datastore = get_user_datastore()
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user = session.query(User).filter(User.user_id == user_id).one_or_none()
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for role in user.roles:
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if role.name not in data["roles"]:
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# user.remove_role(role)
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user_datastore.remove_role_from_user(user, role)
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for role_name in data["roles"]:
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role = session.query(Role).filter(Role.name == role_name).one_or_none()
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# if role is not None:
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# user.add_role(role)
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user_datastore.add_role_to_user(user, role)
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for column in data.keys():
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if column in User.__table__.columns:
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setattr(user, column, data[column])
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session.commit()
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def query_users(offset, limit, query: dict = None, sort=None, order=None) -> Tuple[List[User], int]:
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session = get_session()
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query_params = []
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if query is not None:
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for key in query.keys():
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if hasattr(User, key):
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query_params.append(getattr(User, key).ilike("%" + query[key] + "%"))
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order_by = None
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if sort and order:
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order_by = getattr(getattr(User, sort), order)()
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q = session.query(User).filter(*query_params).order_by(order_by)
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questions = q.offset(offset).limit(limit).all()
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count = q.count()
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return questions, count
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def get_all_roles() -> List[Role]:
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session = get_session()
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return session.query(Role).all()
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