89 lines
2.7 KiB
Python
89 lines
2.7 KiB
Python
"""Конфигурация приложения.
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Значения читаются из переменных окружения / файла .env (см. .env.example).
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Реальных секретов в коде быть не должно.
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"""
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from __future__ import annotations
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from functools import lru_cache
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from urllib.parse import quote_plus
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from zoneinfo import ZoneInfo
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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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"""Настройки, общие для бота и админки."""
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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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extra="ignore",
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case_sensitive=False,
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)
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app_env: str = "dev"
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bot_token: str = Field(..., description="Токен бота от @BotFather")
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db_host: str = "localhost"
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db_port: int = 5432
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db_name: str = "dispel_evil"
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db_user: str = "de_admin"
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db_password: str = ""
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db_pool_min: int = 1
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db_pool_max: int = 10
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db_statement_timeout_ms: int = 15000
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prod_chat_id: int = 0
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test_chat_id: int = 0
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alert_chat_id: int = 0
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admin_ids: list[int] = Field(default_factory=list)
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timezone: str = "Europe/Moscow"
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@field_validator("admin_ids", mode="before")
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@classmethod
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def _parse_admin_ids(cls, value: object) -> object:
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"""Поддержать формат 'ADMIN_IDS=1,2,3' в дополнение к JSON-списку."""
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if value is None or value == "":
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return []
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if isinstance(value, str):
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cleaned = value.strip().strip("[]")
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if not cleaned:
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return []
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return [int(item.strip()) for item in cleaned.split(",") if item.strip()]
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return value
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@property
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def is_prod(self) -> bool:
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return self.app_env.strip().lower() in {"prod", "production"}
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@property
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def chat_id(self) -> int:
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"""Основной чат клана для текущего окружения."""
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return self.prod_chat_id if self.is_prod else self.test_chat_id
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@property
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def tzinfo(self) -> ZoneInfo:
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return ZoneInfo(self.timezone)
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@property
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def dsn(self) -> str:
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"""Строка подключения psycopg для async-пула (креды URL-экранируются)."""
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user = quote_plus(self.db_user)
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password = quote_plus(self.db_password)
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return (
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f"postgresql://{user}:{password}"
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f"@{self.db_host}:{self.db_port}/{self.db_name}"
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)
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@lru_cache
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def get_settings() -> Settings:
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"""Вернуть singleton настроек."""
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return Settings() # type: ignore[call-arg]
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