#!/usr/bin/env python
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# Copyright (c) 2024-2025, Ryan Galloway (ryan@rsgalloway.com)
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__doc__ = """
Contains default hashio configs and settings.
"""

import logging
import os
import platform

# default output filename
HOME = os.getenv("HOME", os.path.expanduser("~"))
PLATFORM = platform.system().lower()
CACHE_ROOT = {
    "darwin": f"{HOME}/Library/Caches/hashio",
    "linux": f"{HOME}/.cache/hashio",
    "windows": os.path.join(
        os.environ.get("LOCALAPPDATA", os.path.join(HOME, "AppData", "Local")), "hashio"
    ),
}.get(PLATFORM)

# default cache filename
CACHE_FILENAME = os.getenv("HASHIO_FILE", "hash.json")

# default database path
DEFAULT_DB_PATH = os.getenv("HASHIO_DB", os.path.join(CACHE_ROOT, "hash.sql"))

# the default hashing algorithm to use
DEFAULT_ALGO = os.getenv("HASHIO_ALGO", "xxh64")

# ignorable file patterns
IGNORABLE = [
    CACHE_FILENAME,
    "*~",
    "~*",
    "*.pyc",
    "*.pyo",
    "*.bak",
    "*.swp",
    "*.tmp",
    ".git*",
    ".svn*",
    "@eaDir*",
    ".pytest_cache*",
    "dist",
    "build",
    ".venv*",
    "venv*",
    "#recycle*",
    "#snapshot*",
    ".jetpart*",
    "*.egg-info",
    "__pycache__",
    ".cache",
    ".DS_Store",
    "Thumbs.db",
    "desktop.ini",
    ".Trash*",
    "lost_found",
]

# allow overrides to the default ignorable patterns
IGNORABLE = os.getenv("HASHIO_IGNORABLE", ",".join(IGNORABLE)).split(",")

# default logging level
LOG_LEVEL = os.getenv("LOG_LEVEL", logging.INFO)

# work in 64KB chunks to limit mem usage for large files
BUF_SIZE = int(os.getenv("BUF_SIZE", 65536))

# maximum number of search and hash processes to spawn
MAX_PROCS = int(os.getenv("MAX_PROCS", 10))
