Initial commit: AudiOhm - Alternative Spotify avec streaming YouTube
Backend: - FastAPI avec PostgreSQL et Redis - Authentification JWT complète - API REST pour musique, playlists, recherche - Streaming audio via yt-dlp - SQLAlchemy 2.0 async Frontend: - Flutter avec thème néon cyberpunk - State management Riverpod - Layout adaptatif desktop/mobile - Lecteur audio avec mini-player Infrastructure: - Docker Compose (PostgreSQL + Redis) - Scripts d'installation automatisés - Scripts de build pour exécutables Fichiers ajoutés: - BUILD_CLIENT_*.bat/sh: Scripts de compilation - BUILD_CLIENT_README.md: Documentation compilation - CHECK_FLUTTER.sh: Vérificateur d'environnement - requirements.txt mis à jour pour Python 3.13 - Modèles SQLAlchemy corrigés (metadata -> extra_metadata) Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
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"""Core module."""
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"""Application configuration using Pydantic Settings."""
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from functools import lru_cache
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from typing import Literal
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from pydantic import Field, field_validator
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from pydantic_settings import BaseSettings, SettingsConfigDict
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class Settings(BaseSettings):
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"""Application settings loaded from environment variables."""
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model_config = SettingsConfigDict(
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env_file=".env",
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env_file_encoding="utf-8",
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case_sensitive=False,
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extra="ignore",
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)
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# Application
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APP_NAME: str = "AudiOhm"
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APP_VERSION: str = "1.0.0"
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DEBUG: bool = False
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API_V1_PREFIX: str = "/api/v1"
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# Server
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HOST: str = "0.0.0.0"
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PORT: int = 8000
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# CORS
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BACKEND_CORS_ORIGINS: list[str] = Field(
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default=["http://localhost:3000", "http://localhost:8000"],
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description="List of allowed CORS origins",
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)
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@field_validator("BACKEND_CORS_ORIGINS", mode="before")
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@classmethod
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def parse_cors_origins(cls, v: str | list[str]) -> list[str]:
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"""Parse CORS origins from string or list."""
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if isinstance(v, str):
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return [origin.strip() for origin in v.split(",")]
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return v
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# Database
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POSTGRES_HOST: str = "localhost"
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POSTGRES_PORT: int = 5432
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POSTGRES_USER: str = "spotify"
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POSTGRES_PASSWORD: str = "spotify_password"
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POSTGRES_DB: str = "spotify_le_2"
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@property
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def DATABASE_URL(self) -> str:
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"""Build PostgreSQL async connection URL."""
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return (
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f"postgresql+asyncpg://{self.POSTGRES_USER}:{self.POSTGRES_PASSWORD}"
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f"@{self.POSTGRES_HOST}:{self.POSTGRES_PORT}/{self.POSTGRES_DB}"
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)
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# Redis
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REDIS_HOST: str = "localhost"
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REDIS_PORT: int = 6379
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REDIS_PASSWORD: str | None = None
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REDIS_DB: int = 0
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REDIS_URL: str | None = None
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@property
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def FULL_REDIS_URL(self) -> str:
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"""Build Redis connection URL."""
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if self.REDIS_URL:
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return self.REDIS_URL
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auth = f":{self.REDIS_PASSWORD}@" if self.REDIS_PASSWORD else ""
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return f"redis://{auth}{self.REDIS_HOST}:{self.REDIS_PORT}/{self.REDIS_DB}"
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# JWT
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SECRET_KEY: str = Field(
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default="change-this-secret-key-in-production",
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description="Secret key for JWT token signing",
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)
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ALGORITHM: str = "HS256"
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ACCESS_TOKEN_EXPIRE_MINUTES: int = 15
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REFRESH_TOKEN_EXPIRE_DAYS: int = 7
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# Password hashing
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PASSWORD_HASH_ALGORITHM: Literal["bcrypt"] = "bcrypt"
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PASSWORD_HASH_ROUNDS: int = 12
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# Storage
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STORAGE_PATH: str = "./storage"
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AUDIO_CACHE_PATH: str = "./storage/audio/cache"
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AUDIO_PERMANENT_PATH: str = "./storage/audio/permanent"
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THUMBNAILS_PATH: str = "./storage/thumbnails"
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MAX_CACHE_SIZE_GB: int = 50
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# YouTube
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YOUTUBE_API_KEY: str | None = None
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YTDLP_PATH: str = "yt-dlp"
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# Spotify (for import)
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SPOTIFY_CLIENT_ID: str | None = None
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SPOTIFY_CLIENT_SECRET: str | None = None
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SPOTIFY_REDIRECT_URI: str = "http://localhost:8000/api/v1/import/spotify/callback"
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# Last.fm (for metadata)
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LASTFM_API_KEY: str | None = None
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LASTFM_SECRET: str | None = None
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# Rate limiting
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RATE_LIMIT_PER_MINUTE: int = 100
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RATE_LIMIT_BURST: int = 200
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# Upload
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MAX_FILE_SIZE_MB: int = 100
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ALLOWED_AUDIO_TYPES: list[str] = [
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"audio/mpeg",
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"audio/ogg",
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"audio/wav",
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"audio/flac",
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]
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# Audio processing
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FFMPEG_PATH: str = "ffmpeg"
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AUDIO_QUALITY: Literal["low", "medium", "high"] = "high"
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BITRATE: int = 320
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# Logging
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LOG_LEVEL: Literal["DEBUG", "INFO", "WARNING", "ERROR", "CRITICAL"] = "INFO"
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LOG_FILE_PATH: str = "./logs"
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# Pagination
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DEFAULT_PAGE_SIZE: int = 20
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MAX_PAGE_SIZE: int = 100
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def __init__(self, **kwargs):
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"""Initialize settings and create storage directories."""
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super().__init__(**kwargs)
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self._ensure_storage_directories()
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def _ensure_storage_directories(self) -> None:
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"""Create storage directories if they don't exist."""
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from pathlib import Path
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for path in [
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self.STORAGE_PATH,
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self.AUDIO_CACHE_PATH,
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self.AUDIO_PERMANENT_PATH,
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self.THUMBNAILS_PATH,
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self.LOG_FILE_PATH,
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]:
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Path(path).mkdir(parents=True, exist_ok=True)
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@lru_cache()
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def get_settings() -> Settings:
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"""Get cached settings instance."""
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return Settings()
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# Global settings instance
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settings = get_settings()
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"""Database configuration and session management."""
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from contextlib import asynccontextmanager
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from typing import AsyncGenerator
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from sqlalchemy.ext.asyncio import (
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AsyncSession,
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async_sessionmaker,
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create_async_engine,
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)
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from sqlalchemy.orm import DeclarativeBase
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from app.core.config import settings
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# Create async engine
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engine = create_async_engine(
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settings.DATABASE_URL,
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echo=settings.DEBUG,
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future=True,
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pool_pre_ping=True,
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pool_size=10,
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max_overflow=20,
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)
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# Create async session factory
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async_session_maker = async_sessionmaker(
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engine,
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class_=AsyncSession,
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expire_on_commit=False,
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autocommit=False,
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autoflush=False,
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)
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class Base(DeclarativeBase):
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"""Base class for all SQLAlchemy models."""
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pass
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async def get_db() -> AsyncGenerator[AsyncSession, None]:
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"""
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Dependency function to get database session.
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Yields:
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AsyncSession: Database session.
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Example:
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@app.get("/users/")
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async def get_users(db: AsyncSession = Depends(get_db)):
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result = await db.execute(select(User))
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return result.scalars().all()
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"""
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async with async_session_maker() as session:
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try:
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yield session
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await session.commit()
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except Exception:
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await session.rollback()
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raise
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finally:
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await session.close()
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@asynccontextmanager
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async def get_db_context() -> AsyncGenerator[AsyncSession, None]:
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"""
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Context manager for database session.
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Yields:
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AsyncSession: Database session.
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Example:
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async with get_db_context() as db:
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await db.execute(insert(User).values(**user_data))
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"""
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async with async_session_maker() as session:
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try:
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yield session
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await session.commit()
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except Exception:
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await session.rollback()
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raise
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finally:
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await session.close()
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async def init_db() -> None:
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"""Initialize database tables."""
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async with engine.begin() as conn:
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# Import all models here to ensure they're registered with Base
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from app.models import ( # noqa: F401
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album,
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artist,
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playlist,
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playlist_track,
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track,
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user,
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)
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# Create all tables
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await conn.run_sync(Base.metadata.create_all)
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async def close_db() -> None:
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"""Close database connections."""
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await engine.dispose()
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"""Security utilities for authentication and password hashing."""
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from datetime import datetime, timedelta
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from typing import Any
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from jose import jwt
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from passlib.context import CryptContext
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from app.core.config import settings
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# Password hashing context
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pwd_context = CryptContext(
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schemes=[settings.PASSWORD_HASH_ALGORITHM],
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deprecated="auto",
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)
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def verify_password(plain_password: str, hashed_password: str) -> bool:
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"""
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Verify a plain password against a hashed password.
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Args:
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plain_password: The plain text password to verify.
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hashed_password: The hashed password to compare against.
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Returns:
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True if the password matches, False otherwise.
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"""
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return pwd_context.verify(plain_password, hashed_password)
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def get_password_hash(password: str) -> str:
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"""
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Hash a password using the configured algorithm.
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Args:
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password: The plain text password to hash.
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Returns:
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The hashed password.
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"""
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return pwd_context.hash(password)
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def create_access_token(
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subject: str | Any,
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expires_delta: timedelta | None = None,
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) -> str:
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"""
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Create a JWT access token.
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Args:
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subject: The subject of the token (usually user ID).
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expires_delta: Optional expiration time delta.
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Defaults to settings.ACCESS_TOKEN_EXPIRE_MINUTES.
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Returns:
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The encoded JWT access token.
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"""
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if expires_delta:
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expire = datetime.utcnow() + expires_delta
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else:
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expire = datetime.utcnow() + timedelta(
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minutes=settings.ACCESS_TOKEN_EXPIRE_MINUTES
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)
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to_encode = {"exp": expire, "sub": str(subject), "type": "access"}
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encoded_jwt = jwt.encode(
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to_encode,
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settings.SECRET_KEY,
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algorithm=settings.ALGORITHM,
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)
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return encoded_jwt
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def create_refresh_token(
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subject: str | Any,
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expires_delta: timedelta | None = None,
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) -> str:
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"""
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Create a JWT refresh token.
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Args:
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subject: The subject of the token (usually user ID).
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expires_delta: Optional expiration time delta.
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Defaults to settings.REFRESH_TOKEN_EXPIRE_DAYS.
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Returns:
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The encoded JWT refresh token.
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"""
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if expires_delta:
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expire = datetime.utcnow() + expires_delta
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else:
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expire = datetime.utcnow() + timedelta(
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days=settings.REFRESH_TOKEN_EXPIRE_DAYS
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)
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to_encode = {"exp": expire, "sub": str(subject), "type": "refresh"}
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encoded_jwt = jwt.encode(
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to_encode,
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settings.SECRET_KEY,
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algorithm=settings.ALGORITHM,
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)
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return encoded_jwt
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def decode_token(token: str) -> dict[str, Any]:
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"""
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Decode and validate a JWT token.
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Args:
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token: The JWT token to decode.
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Returns:
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The decoded token payload.
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Raises:
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jwt.JWTError: If the token is invalid or expired.
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"""
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payload = jwt.decode(
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token,
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settings.SECRET_KEY,
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algorithms=[settings.ALGORITHM],
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)
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return payload
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