46 lines
1.5 KiB
Python
46 lines
1.5 KiB
Python
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"""This module provides global application settings.
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All settings are read from environment variables, but defaults are provided below
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if the respective envvar is unset.
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"""
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import os
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from urllib.parse import quote_plus as url_encode
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from functools import lru_cache
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from pydantic import BaseSettings
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class Settings(BaseSettings):
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"""Contains application-specific configuration values.
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Reads the values from environment variables and falls back to default values
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if the corresponding environment variable is unset.
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"""
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app_name: str = os.getenv("APP_NAME", "TodoApp")
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app_version: str = os.getenv("APP_VERSION", "Unspecified")
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contact_name: str = os.getenv("CONTACT_NAME", "TodoApp Development Team")
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contact_email: str = os.getenv("CONTACT_EMAIL", "admin@example.com")
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contact_url: str = os.getenv("CONTACT_URL", "https://www.example.com")
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# Debug mode has the following effects:
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# - logs SQL operations
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debug_mode: bool = False
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if os.getenv("DEBUG_MODE", "false").lower() == "true":
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debug_mode = True
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pg_hostname = url_encode(os.getenv("POSTGRES_HOST", "todo-db"))
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pg_port = os.getenv("POSTGRES_PORT", "5432")
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pg_dbname = os.getenv("POSTGRES_DB", "todo")
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pg_user = url_encode(os.getenv("POSTGRES_USER", "todo"))
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pg_password = url_encode(os.getenv("POSTGRES_PASSWORD", "todo"))
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@lru_cache
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def get_settings() -> Settings:
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"""Creates the settings once and returns a cached version on subsequent requests."""
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return Settings()
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