import json
import os
import logging

logger = logging.getLogger(__name__)

DEFAULT_TIMEFRAME_OPTIONS = [
    {'label': '1 Second', 'value': '1s'},
    {'label': '5 Seconds', 'value': '5s'},
    {'label': '15 Seconds', 'value': '15s'},    
    {'label': '30 Seconds', 'value': '30s'},
    {'label': '1 Minute', 'value': '1m'},
    {'label': '5 Minutes', 'value': '5m'},
    {'label': '15 Minutes', 'value': '15m'},
    {'label': '1 Hour', 'value': '1h'},
    {'label': '4 Hours', 'value': '4h'},
    {'label': '1 Day', 'value': '1d'},
]   

def load_timeframe_options():
    """Loads timeframe options from a JSON file.
    
    Returns:
        list: A list of dictionaries, each representing a timeframe option.
    """
    try:
        # Construct path relative to the workspace root
        # Assuming utils is at TCPDashboard/utils
        # and config/options is at TCPDashboard/config/options
        base_dir = os.path.abspath(os.path.join(os.path.dirname(__file__), '..'))
        file_path = os.path.join(base_dir, 'config/options/timeframe_options.json')
        
        with open(file_path, 'r', encoding='utf-8') as f:
            return json.load(f)
    except FileNotFoundError:
        logger.error(f"Timeframe options file not found at {file_path}. Using default timeframes.")
        return DEFAULT_TIMEFRAME_OPTIONS
    except json.JSONDecodeError:
        logger.error(f"Error decoding JSON from {file_path}. Using default timeframes.")
        return DEFAULT_TIMEFRAME_OPTIONS
    except Exception as e:
        logger.error(f"An unexpected error occurred while loading timeframes: {e}. Using default timeframes.")
        return DEFAULT_TIMEFRAME_OPTIONS