"""
Calendar Sync Cron Step

Cron trigger for automatic calendar synchronization. 
Emits calendar_sync_all event to start sync cascade.
"""
import sys
from pathlib import Path
sys.path.insert(0, str(Path(__file__).parent))
from calendar_sync_utils import log_operation

from motia import cron, FlowContext


config = {
    'name': 'Calendar Sync Cron Job',
    'description': 'Runs calendar sync automatically every 15 minutes',
    'flows': ['advoware-calendar-sync'],
    'triggers': [
        cron("*/15 * * * * *")  # Every 15 minutes at second 0 (6-field: sec min hour day month weekday)
    ],
    'enqueues': ['calendar_sync_all']
}


async def handler(input_data: dict, ctx: FlowContext):
    """Cron handler that triggers the calendar sync cascade."""
    try:
        log_operation('info', "Calendar Sync Cron: Starting to emit sync-all event", context=ctx)

        # Enqueue sync-all event
        await ctx.enqueue({
            "topic": "calendar_sync_all",
            "data": {
                "triggered_by": "cron"
            }
        })

        log_operation('info', "Calendar Sync Cron: Emitted sync-all event", context=ctx)
        return {
            'status': 'completed',
            'triggered_by': 'cron'
        }

    except Exception as e:
        log_operation('error', f"Fehler beim Cron-Job: {e}", context=ctx)
        return {
            'status': 'error',
            'error': str(e)
        }