393 lines
15 KiB
Python
393 lines
15 KiB
Python
from fastapi import APIRouter, HTTPException, Request, Depends
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from fastapi.responses import JSONResponse
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import json
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import logging
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import os
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from typing import Any
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from pathlib import Path
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# Import the centralized config getters that handle file creation and defaults
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from routes.utils.celery_config import (
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get_config_params as get_main_config_params,
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DEFAULT_MAIN_CONFIG,
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CONFIG_FILE_PATH as MAIN_CONFIG_FILE_PATH,
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)
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from routes.utils.watch.manager import (
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get_watch_config as get_watch_manager_config,
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DEFAULT_WATCH_CONFIG,
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CONFIG_FILE_PATH as WATCH_CONFIG_FILE_PATH,
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)
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# Import authentication dependencies
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from routes.auth.middleware import require_admin_from_state, User
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logger = logging.getLogger(__name__)
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router = APIRouter()
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# Flag for config change notifications
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config_changed = False
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last_config: dict[str, Any] = {}
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# Define parameters that should trigger notification when changed
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NOTIFY_PARAMETERS = [
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"maxConcurrentDownloads",
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"service",
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"fallback",
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"spotifyQuality",
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"deezerQuality",
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]
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# Helper function to check if credentials exist for a service
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def has_credentials(service: str) -> bool:
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"""Check if credentials exist for the specified service (spotify or deezer)."""
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try:
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credentials_path = Path(f"./data/credentials/{service}")
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if not credentials_path.exists():
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return False
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# Check if there are any credential files in the directory
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credential_files = list(credentials_path.glob("*.json"))
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return len(credential_files) > 0
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except Exception as e:
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logger.warning(f"Error checking credentials for {service}: {e}")
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return False
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# Validation function for configuration consistency
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def validate_config(config_data: dict, watch_config: dict = None) -> tuple[bool, str]:
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"""
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Validate configuration for consistency and requirements.
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Returns (is_valid, error_message).
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"""
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try:
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# Get current watch config if not provided
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if watch_config is None:
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watch_config = get_watch_config_http()
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# Check if fallback is enabled but missing required accounts
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if config_data.get("fallback", False):
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has_spotify = has_credentials("spotify")
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has_deezer = has_credentials("deezer")
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if not has_spotify or not has_deezer:
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missing_services = []
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if not has_spotify:
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missing_services.append("Spotify")
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if not has_deezer:
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missing_services.append("Deezer")
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return False, f"Download Fallback requires accounts to be configured for both services. Missing: {', '.join(missing_services)}. Configure accounts before enabling fallback."
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# Check if watch is enabled but no download methods are available
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if watch_config.get("enabled", False):
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real_time = config_data.get("realTime", False)
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fallback = config_data.get("fallback", False)
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if not real_time and not fallback:
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return False, "Watch functionality requires either Real-time downloading or Download Fallback to be enabled."
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return True, ""
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except Exception as e:
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logger.error(f"Error validating configuration: {e}", exc_info=True)
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return False, f"Configuration validation error: {str(e)}"
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def validate_watch_config(watch_data: dict, main_config: dict = None) -> tuple[bool, str]:
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"""
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Validate watch configuration for consistency and requirements.
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Returns (is_valid, error_message).
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"""
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try:
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# Get current main config if not provided
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if main_config is None:
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main_config = get_config()
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# Check if trying to enable watch without download methods
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if watch_data.get("enabled", False):
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real_time = main_config.get("realTime", False)
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fallback = main_config.get("fallback", False)
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if not real_time and not fallback:
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return False, "Cannot enable watch: either Real-time downloading or Download Fallback must be enabled in download settings."
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# If fallback is enabled, check for required accounts
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if fallback:
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has_spotify = has_credentials("spotify")
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has_deezer = has_credentials("deezer")
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if not has_spotify or not has_deezer:
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missing_services = []
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if not has_spotify:
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missing_services.append("Spotify")
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if not has_deezer:
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missing_services.append("Deezer")
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return False, f"Cannot enable watch with fallback: missing accounts for {', '.join(missing_services)}. Configure accounts before enabling watch."
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return True, ""
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except Exception as e:
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logger.error(f"Error validating watch configuration: {e}", exc_info=True)
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return False, f"Watch configuration validation error: {str(e)}"
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# Helper to get main config (uses the one from celery_config)
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def get_config():
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"""Retrieves the main configuration, creating it with defaults if necessary."""
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return get_main_config_params()
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# Helper to save main config
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def save_config(config_data):
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"""Saves the main configuration data to main.json."""
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try:
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MAIN_CONFIG_FILE_PATH.parent.mkdir(parents=True, exist_ok=True)
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# Load current or default config
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existing_config = {}
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if MAIN_CONFIG_FILE_PATH.exists():
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with open(MAIN_CONFIG_FILE_PATH, "r") as f_read:
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existing_config = json.load(f_read)
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else: # Should be rare if get_config_params was called
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existing_config = DEFAULT_MAIN_CONFIG.copy()
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# Update with new data
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for key, value in config_data.items():
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existing_config[key] = value
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# Ensure all default keys are still there
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for default_key, default_value in DEFAULT_MAIN_CONFIG.items():
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if default_key not in existing_config:
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existing_config[default_key] = default_value
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with open(MAIN_CONFIG_FILE_PATH, "w") as f:
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json.dump(existing_config, f, indent=4)
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logger.info(f"Main configuration saved to {MAIN_CONFIG_FILE_PATH}")
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return True, None
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except Exception as e:
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logger.error(f"Error saving main configuration: {e}", exc_info=True)
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return False, str(e)
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# Helper to get watch config (uses the one from watch/manager.py)
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def get_watch_config_http(): # Renamed to avoid conflict with the imported get_watch_config
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"""Retrieves the watch configuration, creating it with defaults if necessary."""
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return get_watch_manager_config()
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# Helper to save watch config
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def save_watch_config_http(watch_config_data): # Renamed
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"""Saves the watch configuration data to watch.json."""
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try:
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WATCH_CONFIG_FILE_PATH.parent.mkdir(parents=True, exist_ok=True)
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# Similar logic to save_config: merge with defaults/existing
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existing_config = {}
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if WATCH_CONFIG_FILE_PATH.exists():
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with open(WATCH_CONFIG_FILE_PATH, "r") as f_read:
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existing_config = json.load(f_read)
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else: # Should be rare if get_watch_manager_config was called
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existing_config = DEFAULT_WATCH_CONFIG.copy()
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for key, value in watch_config_data.items():
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existing_config[key] = value
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for default_key, default_value in DEFAULT_WATCH_CONFIG.items():
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if default_key not in existing_config:
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existing_config[default_key] = default_value
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with open(WATCH_CONFIG_FILE_PATH, "w") as f:
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json.dump(existing_config, f, indent=4)
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logger.info(f"Watch configuration saved to {WATCH_CONFIG_FILE_PATH}")
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return True, None
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except Exception as e:
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logger.error(f"Error saving watch configuration: {e}", exc_info=True)
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return False, str(e)
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@router.get("/config")
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async def handle_config(current_user: User = Depends(require_admin_from_state)):
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"""Handles GET requests for the main configuration."""
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try:
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config = get_config()
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return config
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except Exception as e:
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logger.error(f"Error in GET /config: {e}", exc_info=True)
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raise HTTPException(
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status_code=500,
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detail={"error": "Failed to retrieve configuration", "details": str(e)}
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)
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@router.post("/config")
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@router.put("/config")
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async def update_config(request: Request, current_user: User = Depends(require_admin_from_state)):
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"""Handles POST/PUT requests to update the main configuration."""
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try:
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new_config = await request.json()
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if not isinstance(new_config, dict):
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raise HTTPException(status_code=400, detail={"error": "Invalid config format"})
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# Preserve the explicitFilter setting from environment
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explicit_filter_env = os.environ.get("EXPLICIT_FILTER", "false").lower()
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new_config["explicitFilter"] = explicit_filter_env in ("true", "1", "yes", "on")
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# Validate configuration before saving
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is_valid, error_message = validate_config(new_config)
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if not is_valid:
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raise HTTPException(
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status_code=400,
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detail={"error": "Configuration validation failed", "details": error_message}
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)
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success, error_msg = save_config(new_config)
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if success:
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# Return the updated config
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updated_config_values = get_config()
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if updated_config_values is None:
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# This case should ideally not be reached if save_config succeeded
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# and get_config handles errors by returning a default or None.
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raise HTTPException(
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status_code=500,
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detail={"error": "Failed to retrieve configuration after saving"}
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)
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return updated_config_values
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else:
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raise HTTPException(
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status_code=500,
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detail={"error": "Failed to update configuration", "details": error_msg}
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)
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except json.JSONDecodeError:
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raise HTTPException(status_code=400, detail={"error": "Invalid JSON data"})
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except HTTPException:
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raise
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except Exception as e:
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logger.error(f"Error in POST/PUT /config: {e}", exc_info=True)
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raise HTTPException(
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status_code=500,
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detail={"error": "Failed to update configuration", "details": str(e)}
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)
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@router.get("/config/check")
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async def check_config_changes(current_user: User = Depends(require_admin_from_state)):
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# This endpoint seems more related to dynamically checking if config changed
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# on disk, which might not be necessary if settings are applied on restart
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# or by a dedicated manager. For now, just return current config.
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try:
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config = get_config()
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return {"message": "Current configuration retrieved.", "config": config}
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except Exception as e:
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logger.error(f"Error in GET /config/check: {e}", exc_info=True)
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raise HTTPException(
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status_code=500,
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detail={"error": "Failed to check configuration", "details": str(e)}
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)
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@router.post("/config/validate")
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async def validate_config_endpoint(request: Request, current_user: User = Depends(require_admin_from_state)):
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"""Validate configuration without saving it."""
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try:
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config_data = await request.json()
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if not isinstance(config_data, dict):
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raise HTTPException(status_code=400, detail={"error": "Invalid config format"})
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is_valid, error_message = validate_config(config_data)
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return {
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"valid": is_valid,
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"message": "Configuration is valid" if is_valid else error_message,
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"details": error_message if not is_valid else None
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}
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except json.JSONDecodeError:
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raise HTTPException(status_code=400, detail={"error": "Invalid JSON data"})
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except Exception as e:
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logger.error(f"Error in POST /config/validate: {e}", exc_info=True)
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raise HTTPException(
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status_code=500,
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detail={"error": "Failed to validate configuration", "details": str(e)}
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)
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@router.post("/config/watch/validate")
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async def validate_watch_config_endpoint(request: Request, current_user: User = Depends(require_admin_from_state)):
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"""Validate watch configuration without saving it."""
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try:
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watch_data = await request.json()
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if not isinstance(watch_data, dict):
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raise HTTPException(status_code=400, detail={"error": "Invalid watch config format"})
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is_valid, error_message = validate_watch_config(watch_data)
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return {
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"valid": is_valid,
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"message": "Watch configuration is valid" if is_valid else error_message,
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"details": error_message if not is_valid else None
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}
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except json.JSONDecodeError:
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raise HTTPException(status_code=400, detail={"error": "Invalid JSON data"})
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except Exception as e:
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logger.error(f"Error in POST /config/watch/validate: {e}", exc_info=True)
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raise HTTPException(
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status_code=500,
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detail={"error": "Failed to validate watch configuration", "details": str(e)}
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)
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@router.get("/config/watch")
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async def handle_watch_config(current_user: User = Depends(require_admin_from_state)):
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"""Handles GET requests for the watch configuration."""
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try:
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watch_config = get_watch_config_http()
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return watch_config
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except Exception as e:
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logger.error(f"Error in GET /config/watch: {e}", exc_info=True)
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raise HTTPException(
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status_code=500,
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detail={"error": "Failed to retrieve watch configuration", "details": str(e)}
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)
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@router.post("/config/watch")
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@router.put("/config/watch")
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async def update_watch_config(request: Request, current_user: User = Depends(require_admin_from_state)):
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"""Handles POST/PUT requests to update the watch configuration."""
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try:
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new_watch_config = await request.json()
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if not isinstance(new_watch_config, dict):
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raise HTTPException(status_code=400, detail={"error": "Invalid watch config format"})
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# Validate watch configuration before saving
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is_valid, error_message = validate_watch_config(new_watch_config)
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if not is_valid:
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raise HTTPException(
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status_code=400,
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detail={"error": "Watch configuration validation failed", "details": error_message}
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)
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success, error_msg = save_watch_config_http(new_watch_config)
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if success:
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return {"message": "Watch configuration updated successfully"}
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else:
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raise HTTPException(
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status_code=500,
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detail={"error": "Failed to update watch configuration", "details": error_msg}
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)
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except json.JSONDecodeError:
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raise HTTPException(status_code=400, detail={"error": "Invalid JSON data for watch config"})
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except HTTPException:
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raise
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except Exception as e:
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logger.error(f"Error in POST/PUT /config/watch: {e}", exc_info=True)
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raise HTTPException(
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status_code=500,
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detail={"error": "Failed to update watch configuration", "details": str(e)}
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)
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