41bbd8c182
Complete rewrite from task management to full-featured chat system: Core Features: - Real-time WebSocket messaging with connection management - Direct messages and group chats with admin controls - Message types: text, images, videos, audio, documents - Message status tracking: sent, delivered, read receipts - Typing indicators and user presence (online/offline) - Message replies, editing, and deletion Security & Encryption: - End-to-end encryption with RSA + AES hybrid approach - JWT authentication for API and WebSocket connections - Secure file storage with access control - Automatic RSA key pair generation per user Media & File Sharing: - Multi-format file upload (images, videos, audio, documents) - Automatic thumbnail generation for images/videos - File size validation and MIME type checking - Secure download endpoints with permission checks Notifications & Alerts: - Real-time WebSocket notifications - Push notifications via Firebase integration - @username mention alerts with notification history - Unread message and mention counting - Custom notification types (message, mention, group invite) Advanced Features: - Group chat management with roles (member, admin, owner) - User search and chat member management - Message pagination and chat history - Last seen timestamps and activity tracking - Comprehensive API documentation with WebSocket events Architecture: - Clean layered architecture with services, models, schemas - WebSocket connection manager for real-time features - Modular notification system with multiple channels - Comprehensive error handling and validation - Production-ready with Docker support Technologies: FastAPI, WebSocket, SQLAlchemy, SQLite, Cryptography, Firebase, Pillow
64 lines
1.4 KiB
Python
64 lines
1.4 KiB
Python
from typing import Optional
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from pydantic import BaseModel, EmailStr
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from datetime import datetime
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class UserBase(BaseModel):
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username: str
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email: EmailStr
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full_name: Optional[str] = None
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bio: Optional[str] = None
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is_active: bool = True
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class UserCreate(UserBase):
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password: str
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class UserUpdate(BaseModel):
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username: Optional[str] = None
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email: Optional[EmailStr] = None
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full_name: Optional[str] = None
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bio: Optional[str] = None
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avatar_url: Optional[str] = None
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is_active: Optional[bool] = None
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password: Optional[str] = None
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class UserLogin(BaseModel):
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username: str
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password: str
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class UserInDBBase(UserBase):
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id: int
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avatar_url: Optional[str] = None
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is_online: bool = False
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last_seen: Optional[datetime] = None
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created_at: datetime
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updated_at: Optional[datetime] = None
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class Config:
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from_attributes = True
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class User(UserInDBBase):
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pass
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class UserPublic(BaseModel):
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id: int
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username: str
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full_name: Optional[str] = None
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avatar_url: Optional[str] = None
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is_online: bool = False
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last_seen: Optional[datetime] = None
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class Config:
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from_attributes = True
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class UserInDB(UserInDBBase):
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hashed_password: str
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public_key: Optional[str] = None
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device_token: Optional[str] = None
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class Token(BaseModel):
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access_token: str
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token_type: str
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user: UserPublic
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class TokenData(BaseModel):
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user_id: Optional[int] = None |