"""
config.py — Loads and validates all settings from .env
"""

import os
from pathlib import Path
from dotenv import load_dotenv

load_dotenv()

# -- Timeouts --
BOT_REPLY_TIMEOUT = 10

# ─── Telegram credentials ────────────────────────────────────────────────────
API_ID   = int(os.environ["API_ID"])
API_HASH = os.environ["API_HASH"]
BOT_TOKEN = os.environ["BOT_TOKEN"]
NOTIFY_CHAT_ID = int(os.environ["NOTIFY_CHAT_ID"])
SESSION_NAME = os.getenv("SESSION_NAME", "monitor_session")

# ─── Target keywords ─────────────────────────────────────────────────────────
# Add your org's domains, email patterns, IP ranges, known usernames, etc.
# All patterns are case-insensitive regex.
TARGET_KEYWORDS: list[str] = [
    r"sanatorioaleman\.cl",
    r"@sanatorioaleman\.cl",
    # r"192\.168\.10\.",            # internal IP range example
    # r"specificuser",              # known internal usernames
]

# ─── Channels to watch ───────────────────────────────────────────────────────
# Use usernames (without @) or numeric channel IDs (-100xxxxxxxxxx)
WATCHED_CHANNELS: list[str | int] = [
    #-1002230225603,
    "cloudxlog",
    #-1001967030016, # daisycloud
    #"berserklogs", # berserklogs
    #"BorwitaFreeLogs", # borwita
    -1002748707556, # darkcloud
    -1001684073398, # BHF Cloud
    -1003163621939, # Wich Love from R
    -1003611713618, # Khazan Cloud
    -1003328682684, # LogsPlanet
    -1003204260194, # JDP
    -1002828367761, # HesoyamCloud
    -1003513974925, # Slurm Logs
    -1003599300787, # Arhont Corp
    -1002582513379, # OnlyLogs
    -1002788333372, # Ickis Cloud
    #-1001234567890,  # private channel by ID
]

# ─── File handling ───────────────────────────────────────────────────────────
TEMP_DIR  = Path("./tmp")
HITS_FILE = Path("./hits.txt")
LOG_FILE  = Path("./logs/monitor.log")

# Extensions to download and process
ALLOWED_EXTENSIONS = {".txt", ".zip", ".7z", ".rar"}

# Max file size to download (bytes). Default: 200 MB.
# Very large files are skipped to avoid abuse of your session.
MAX_FILE_SIZE = 4 * 1024 * 1024 * 1024  # 4 GB (Telegram Premium max)

# ─── Archive passwords to try ────────────────────────────────────────────────
ARCHIVE_PASSWORDS: list[bytes] = [
    b"1234",
    b"0000",
    b"infected",
    b"telegram",
    b"password",
    b"12345",
    b"",
    b"Borwita",
    b"@WichLoveFromR",
]

# ─── Backfill settings ───────────────────────────────────────────────────────
# How many historical messages to scan per channel on startup (0 = skip backfill)
BACKFILL_LIMIT = 500

# ─── tdl downloader settings ─────────────────────────────────────────────────
# Namespace tdl was logged into.  Run `tdl login` with no -n flag → namespace
# is "default".  Run `tdl login -n foo` → namespace is "foo".
# Set to None to omit -n entirely (tdl will use "default" anyway).
TDL_NAMESPACE: str | None = "ulpmon"

# Parallel chunk workers per file (-t / --threads global flag)
TDL_THREADS = 8

# Max concurrent files per tdl invocation (-l / --limit global flag)
TDL_PERFILE = 4

# Max messages to batch into a single tdl invocation during backfill.
# tdl handles the parallelism internally via -l and -t.
TDL_AMOUNT = 4

# Whether to use a Telegram takeout session for downloads (lower flood limits).
# Takeout sessions are rate-limited differently — good for bulk backfill.
TDL_TAKEOUT = True