"""
Configuration management for Solar2D MCP Server.
Auto-detects Solar2D location and persists user preferences.
"""
import json
import os
from pathlib import Path
from glob import glob
CONFIG_DIR = Path.home() / ".config" / "solar2d-mcp"
CONFIG_FILE = CONFIG_DIR / "config.json"
# Common locations to search for Solar2D Simulator
SEARCH_PATHS = [
"/Applications/Corona*/Corona Simulator.app/Contents/MacOS/Corona Simulator",
"/Applications/Solar2D*/Solar2D Simulator.app/Contents/MacOS/Solar2D Simulator",
str(Path.home() / "Applications/Corona*/Corona Simulator.app/Contents/MacOS/Corona Simulator"),
str(Path.home() / "Applications/Solar2D*/Solar2D Simulator.app/Contents/MacOS/Solar2D Simulator"),
]
def _find_simulators() -> list[str]:
"""Find all Solar2D/Corona simulators on the system."""
found = []
for pattern in SEARCH_PATHS:
matches = glob(pattern)
found.extend(matches)
# Sort by path (usually gets newest version last due to version numbers)
return sorted(set(found))
def _load_config() -> dict:
"""Load config from file, or return empty dict if not found."""
if CONFIG_FILE.exists():
try:
with open(CONFIG_FILE, 'r') as f:
return json.load(f)
except (json.JSONDecodeError, IOError):
return {}
return {}
def _save_config(config: dict) -> None:
"""Save config to file."""
CONFIG_DIR.mkdir(parents=True, exist_ok=True)
with open(CONFIG_FILE, 'w') as f:
json.dump(config, f, indent=2)
def get_simulator_path() -> str | None:
"""Get the configured simulator path, or None if not configured."""
config = _load_config()
return config.get("simulator_path")
def set_simulator_path(path: str) -> None:
"""Set and persist the simulator path."""
config = _load_config()
config["simulator_path"] = path
_save_config(config)
def is_configured() -> bool:
"""Check if the simulator path has been configured."""
path = get_simulator_path()
return path is not None and os.path.exists(path)
def detect_simulators() -> list[str]:
"""Detect available Solar2D simulators on the system."""
return _find_simulators()
def get_simulator_or_detect() -> tuple[str | None, list[str], bool]:
"""
Get simulator path, detecting if needed.
Returns:
(configured_path, detected_paths, needs_confirmation)
- configured_path: The saved path if valid, or best detected path
- detected_paths: All detected simulator paths
- needs_confirmation: True if user should confirm the path
"""
config = _load_config()
saved_path = config.get("simulator_path")
detected = _find_simulators()
# If we have a saved path and it still exists, use it
if saved_path and os.path.exists(saved_path):
return saved_path, detected, False
# If saved path is invalid, clear it
if saved_path and not os.path.exists(saved_path):
config.pop("simulator_path", None)
_save_config(config)
# Return best detected path, but needs confirmation
best_path = detected[-1] if detected else None # Latest version
return best_path, detected, True
