import json
from pathlib import Path
from typing import Dict, Any
from dataclasses import dataclass, asdict

@dataclass
class Config:
    """Configuration management for the notification system."""
    
    ollama_endpoint: str = "http://localhost:11434"
    ollama_model: str = "llama2"
    
    # Silent time configuration (12pm to 8am)
    silent_start: str = "20:00"
    silent_end: str = "12:00"
    timezone: str = "UTC"
    
    # Interval configuration (in minutes)
    min_interval: int = 3
    max_interval: int = 180
    
    # Bark notification service
    bark_api_url: str = ""
    bark_device_key: str = ""
    
    # Ntfy notification service
    ntfy_api_url: str = ""
    ntfy_topic: str = ""
    ntfy_access_token: str = ""
    
    # Template settings
    templates_dir: str = "templates"
    
    def __post_init__(self):
        """Load configuration from file if exists."""
        config_file = Path("config/config.json")
        if config_file.exists():
            with open(config_file, 'r') as f:
                data = json.load(f)
                for key, value in data.items():
                    if hasattr(self, key):
                        setattr(self, key, value)
    
    def save(self):
        """Save current configuration to file."""
        config_file = Path("config/config.json")
        with open(config_file, 'w') as f:
            json.dump(asdict(self), f, indent=2)