Files
web/backend/models.py
T
2025-09-19 17:24:59 +03:00

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3.4 KiB
Python

from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy import Column, Integer, String, Text, Boolean, DateTime, ForeignKey, inspect, text
from sqlalchemy.orm import relationship
from datetime import datetime
from db import engine
from pydantic import BaseModel
Base = declarative_base()
# Модели базы данных
class User(Base):
__tablename__ = "user"
id = Column(Integer, primary_key=True, index=True)
username = Column(String(50), unique=True, nullable=False, index=True)
password_hash = Column(String(200), nullable=False)
profile_picture = Column(String(255), nullable=True)
bio = Column(Text, nullable=True)
online = Column(Boolean, default=False)
last_seen = Column(DateTime, default=datetime.now)
created_at = Column(DateTime, default=datetime.now)
messages = relationship("Message", back_populates="author", lazy="select")
class Message(Base):
__tablename__ = "message"
id = Column(Integer, primary_key=True, index=True)
content = Column(Text, nullable=False)
timestamp = Column(DateTime, default=datetime.now)
user_id = Column(Integer, ForeignKey("user.id"), nullable=False)
is_read = Column(Boolean, default=False)
reply_to_id = Column(Integer, ForeignKey("message.id"), nullable=True)
is_edited = Column(Boolean, default=False)
author = relationship("User", back_populates="messages")
reply_to = relationship("Message", remote_side=[id])
class CryptoPublicKey(Base):
__tablename__ = "crypto_public_key"
id = Column(Integer, primary_key=True, index=True)
user_id = Column(Integer, ForeignKey("user.id"), nullable=False, unique=True)
public_key_b64 = Column(Text, nullable=False)
class CryptoBackup(Base):
__tablename__ = "crypto_backup"
id = Column(Integer, primary_key=True, index=True)
user_id = Column(Integer, ForeignKey("user.id"), nullable=False, unique=True)
blob_json = Column(Text, nullable=False)
class DMEnvelope(Base):
__tablename__ = "dm_envelope"
id = Column(Integer, primary_key=True, index=True)
sender_id = Column(Integer, ForeignKey("user.id"), nullable=False)
recipient_id = Column(Integer, ForeignKey("user.id"), nullable=False)
iv_b64 = Column(Text, nullable=False)
ciphertext_b64 = Column(Text, nullable=False)
salt_b64 = Column(Text, nullable=False)
iv2_b64 = Column(Text, nullable=False)
wrapped_mk_b64 = Column(Text, nullable=False)
timestamp = Column(DateTime, default=datetime.now)
# Pydantic модели
class LoginRequest(BaseModel):
username: str
password: str
class RegisterRequest(BaseModel):
username: str
password: str
confirm_password: str
class SendMessageRequest(BaseModel):
content: str
reply_to_id: int | None
class EditMessageRequest(BaseModel):
content: str
class DeleteMessageRequest(BaseModel):
message_id: int
class UpdateBioRequest(BaseModel):
bio: str
class UserProfileResponse(BaseModel):
id: int
username: str
profile_picture: str | None
bio: str | None
online: bool
last_seen: datetime
created_at: datetime
class Config:
from_attributes = True
class MessageResponse(BaseModel):
id: int
content: str
timestamp: datetime
is_author: bool
is_read: bool
username: str
profile_picture: str | None
class Config:
from_attributes = True
# Создание таблиц
Base.metadata.create_all(bind=engine)