"""MemPalace configuration — paths and fleet settings.

All configuration is driven by environment variables so that
different wizards on different VPSes can use the same code with
their own palace directories.
"""

from __future__ import annotations

import os
from pathlib import Path

# ── Palace path ──────────────────────────────────────────────────────────────
# Default: ~/.mempalace/palace/  (local wizard palace)
# Override via MEMPALACE_PATH env var (useful for fleet shared wing)
_default = Path.home() / ".mempalace" / "palace"
MEMPALACE_PATH: Path = Path(os.environ.get("MEMPALACE_PATH", str(_default)))

# ── Fleet shared wing ─────────────────────────────────────────────────────────
# Path to the shared fleet palace on Alpha (used by --fleet searches)
_fleet_default = Path("/var/lib/mempalace/fleet")
FLEET_PALACE_PATH: Path = Path(
    os.environ.get("FLEET_PALACE_PATH", str(_fleet_default))
)

# ── Wing name ─────────────────────────────────────────────────────────────────
# Identifies this wizard's wing within a shared palace.
# Populated from MEMPALACE_WING env var or falls back to system username.
def _default_wing() -> str:
    import getpass
    return os.environ.get("MEMPALACE_WING", getpass.getuser())

FLEET_WING: str = _default_wing()

# ── Fleet rooms standard ─────────────────────────────────────────────────────
# Canonical rooms every wizard must have (see docs/mempalace/rooms.yaml)
CORE_ROOMS: list[str] = [
    "forge",       # CI, builds, infra
    "hermes",      # agent platform, gateway, CLI
    "nexus",       # reports, docs, KT
    "issues",      # tickets, backlog
    "experiments", # prototypes, spikes
]

# ── ChromaDB collection name ──────────────────────────────────────────────────
COLLECTION_NAME: str = os.environ.get("MEMPALACE_COLLECTION", "palace")